Fixed the mapping to CountryRule

frozendragon / IBAN-Validator-Test

Browse code Fixed the mapping to CountryRule master
1 parent ec937b1 commit fe417aa26b7f103b1e7486edcdfd8ebccacc30e6 frozendragon authored on 15 Jan 2017

Patch

Showing 6 changed files

Ignore Space Show notes View pom.xml
<?xml version="1.0" encoding="UTF-8"?> <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>IBAN-Validator-Test</groupId> <artifactId>se.ssns</artifactId> <version>1.0-SNAPSHOT</version> <packaging>war</packaging> <properties> <!-- Jetty --> <jetty.port>8080</jetty.port> <jetty.stopPort>9998</jetty.stopPort> <jetty.stopKey>foo</jetty.stopKey> <jetty.daemon>false</jetty.daemon> <!-- Versions --> <spring.version>4.2.3.RELEASE</spring.version> <jackson.version>2.8.6</jackson.version> <jetty.version>8.1.16.v20140903</jetty.version> </properties> <dependencies> <!--This lib could be used instead but i'm assuming that i'm suppose to write the code and not use a lib --> <!--<dependency>--> <!--<groupId>org.iban4j</groupId>--> <!--<artifactId>iban4j</artifactId>--> <!--<version>3.2.1</version>--> <!--</dependency>--> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-beans</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-web</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-test</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-aspects</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-core</artifactId> <version>${jackson.version}</version> </dependency> <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-annotations</artifactId> <version>${jackson.version}</version> </dependency> <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-databind</artifactId> <version>${jackson.version}</version> </dependency> <dependency> <groupId>org.mortbay.jetty</groupId> <artifactId>jetty-maven-plugin</artifactId> <version>${jetty.version}</version> </dependency> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>4.12</version> <scope>test</scope> </dependency> </dependencies> <build> <resources> <resource> <directory>src/main/resources</directory> </resource> </resources> <testResources> <testResource> <directory>src/main/webapp</directory> </testResource> </testResources> <plugins> <plugin> <groupId>org.mortbay.jetty</groupId> <artifactId>jetty-maven-plugin</artifactId> <version>${jetty.version}</version> <configuration> <stopKey>${jetty.stopKey}</stopKey> <stopPort>${jetty.stopPort}</stopPort> <connectors> <connector implementation="org.eclipse.jetty.server.nio.SelectChannelConnector"> <port>${jetty.port}</port> </connector> </connectors> </configuration> </plugin> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-war-plugin</artifactId> <version>2.6</version> <executions> <execution> <id>assembly</id> <phase>package</phase> <goals> <goal>war</goal> </goals> </execution> </executions> </plugin> <plugin> <artifactId>maven-compiler-plugin</artifactId> <configuration> <source>1.8</source> <target>1.8</target> </configuration> </plugin> </plugins> </build> </project> <?xml version="1.0" encoding="UTF-8"?> <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>IBAN-Validator-Test</groupId> <artifactId>se.ssns</artifactId> <version>1.0-SNAPSHOT</version> <packaging>war</packaging> <properties> <!-- Jetty --> <jetty.port>8080</jetty.port> <jetty.stopPort>9998</jetty.stopPort> <jetty.stopKey>foo</jetty.stopKey> <jetty.daemon>false</jetty.daemon> <!-- Versions --> <spring.version>4.2.3.RELEASE</spring.version> <jackson.version>2.8.6</jackson.version> <jetty.version>8.1.16.v20140903</jetty.version> </properties> <dependencies> <!--This lib could be used instead but i'm assuming that i'm suppose to write the code and not use a lib --> <!--<dependency>--> <!--<groupId>org.iban4j</groupId>--> <!--<artifactId>iban4j</artifactId>--> <!--<version>3.2.1</version>--> <!--</dependency>--> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-beans</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-web</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-test</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-aspects</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-core</artifactId> <version>${jackson.version}</version> </dependency> <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-annotations</artifactId> <version>${jackson.version}</version> </dependency> <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-databind</artifactId> <version>${jackson.version}</version> </dependency> <dependency> <groupId>org.mortbay.jetty</groupId> <artifactId>jetty-maven-plugin</artifactId> <version>${jetty.version}</version> </dependency> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>4.12</version> <scope>test</scope> </dependency> </dependencies> <build> <resources> <resource> <directory>src/main/resources</directory> </resource> </resources> <plugins> <plugin> <groupId>org.mortbay.jetty</groupId> <artifactId>jetty-maven-plugin</artifactId> <version>${jetty.version}</version> <configuration> <stopKey>${jetty.stopKey}</stopKey> <stopPort>${jetty.stopPort}</stopPort> <connectors> <connector implementation="org.eclipse.jetty.server.nio.SelectChannelConnector"> <port>${jetty.port}</port> </connector> </connectors> </configuration> </plugin> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-war-plugin</artifactId> <version>2.6</version> <executions> <execution> <id>assembly</id> <phase>package</phase> <goals> <goal>war</goal> </goals> </execution> </executions> </plugin> <plugin> <artifactId>maven-compiler-plugin</artifactId> <configuration> <source>1.8</source> <target>1.8</target> </configuration> </plugin> </plugins> </build> </project>

Ignore Space Show notes View

pom.xml

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>

<groupId>IBAN-Validator-Test</groupId>
    <artifactId>se.ssns</artifactId>
    <version>1.0-SNAPSHOT</version>
    <packaging>war</packaging>

<jetty.port>8080</jetty.port>
        <jetty.stopPort>9998</jetty.stopPort>
        <jetty.stopKey>foo</jetty.stopKey>
        <jetty.daemon>false</jetty.daemon>

<spring.version>4.2.3.RELEASE</spring.version>
        <jackson.version>2.8.6</jackson.version>
        <jetty.version>8.1.16.v20140903</jetty.version>
    </properties>

<dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-beans</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-web</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-test</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-webmvc</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-aspects</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>com.fasterxml.jackson.core</groupId>
            <artifactId>jackson-core</artifactId>
            <version>${jackson.version}</version>
        </dependency>
        <dependency>
            <groupId>com.fasterxml.jackson.core</groupId>
            <artifactId>jackson-annotations</artifactId>
            <version>${jackson.version}</version>
        </dependency>
        <dependency>
            <groupId>com.fasterxml.jackson.core</groupId>
            <artifactId>jackson-databind</artifactId>
            <version>${jackson.version}</version>
        </dependency>

<dependency>
            <groupId>org.mortbay.jetty</groupId>
            <artifactId>jetty-maven-plugin</artifactId>
            <version>${jetty.version}</version>
        </dependency>

<dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>4.12</version>
            <scope>test</scope>
        </dependency>
    </dependencies>

<build>
        <resources>
            <resource>
                <directory>src/main/resources</directory>
            </resource>
        </resources>
        <testResources>
            <testResource>
                <directory>src/main/webapp</directory>
            </testResource>
        </testResources>
        <plugins>
            <plugin>
                <groupId>org.mortbay.jetty</groupId>
                <artifactId>jetty-maven-plugin</artifactId>
                <version>${jetty.version}</version>
                <configuration>
                    <stopKey>${jetty.stopKey}</stopKey>
                    <stopPort>${jetty.stopPort}</stopPort>
                    <connectors>
                        <connector implementation="org.eclipse.jetty.server.nio.SelectChannelConnector">
                            <port>${jetty.port}</port>
                        </connector>
                    </connectors>
                </configuration>
            </plugin>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-war-plugin</artifactId>
                <version>2.6</version>
                <executions>
                    <execution>
                        <id>assembly</id>
                        <phase>package</phase>
                        <goals>
                            <goal>war</goal>
                        </goals>
                    </execution>
                </executions>
            </plugin>
            <plugin>
                <artifactId>maven-compiler-plugin</artifactId>
                <configuration>
                    <source>1.8</source>
                    <target>1.8</target>
                </configuration>
            </plugin>
        </plugins>
    </build>
</project>

<groupId>IBAN-Validator-Test</groupId>
    <artifactId>se.ssns</artifactId>
    <version>1.0-SNAPSHOT</version>
    <packaging>war</packaging>

<jetty.port>8080</jetty.port>
        <jetty.stopPort>9998</jetty.stopPort>
        <jetty.stopKey>foo</jetty.stopKey>
        <jetty.daemon>false</jetty.daemon>

<spring.version>4.2.3.RELEASE</spring.version>
        <jackson.version>2.8.6</jackson.version>
        <jetty.version>8.1.16.v20140903</jetty.version>
    </properties>

<dependency>
            <groupId>org.mortbay.jetty</groupId>
            <artifactId>jetty-maven-plugin</artifactId>
            <version>${jetty.version}</version>
        </dependency>

<build>
        <resources>
            <resource>
                <directory>src/main/resources</directory>
            </resource>
        </resources>
        <plugins>
            <plugin>
                <groupId>org.mortbay.jetty</groupId>
                <artifactId>jetty-maven-plugin</artifactId>
                <version>${jetty.version}</version>
                <configuration>
                    <stopKey>${jetty.stopKey}</stopKey>
                    <stopPort>${jetty.stopPort}</stopPort>
                    <connectors>
                        <connector implementation="org.eclipse.jetty.server.nio.SelectChannelConnector">
                            <port>${jetty.port}</port>
                        </connector>
                    </connectors>
                </configuration>
            </plugin>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-war-plugin</artifactId>
                <version>2.6</version>
                <executions>
                    <execution>
                        <id>assembly</id>
                        <phase>package</phase>
                        <goals>
                            <goal>war</goal>
                        </goals>
                    </execution>
                </executions>
            </plugin>
            <plugin>
                <artifactId>maven-compiler-plugin</artifactId>
                <configuration>
                    <source>1.8</source>
                    <target>1.8</target>
                </configuration>
            </plugin>
        </plugins>
    </build>
</project>

Ignore Space Show notes View src/main/java/se/ssns/iban/validator/test/CountryRule.java
package se.ssns.iban.validator.test; /** * @author Simon Lindgren * @since 2017-01-15. / public class CountryRule { private String country; private String bbanFormat; private String ibanFormat; private String checkDigits; public String getCountry() { return country; } public String getBbanFormat() { return bbanFormat; } public String getIbanFormat() { return ibanFormat; } public String getCheckDigits() { return checkDigits; } public CountryRule() { } @Override public String toString() { return "CountryRule{" + "country='" + country + '\'' + ", bbanFormat='" + bbanFormat + '\'' + ", ibanFormat='" + ibanFormat + '\'' + '}'; } } package se.ssns.iban.validator.test; import com.fasterxml.jackson.annotation.JsonProperty; /* * @author Simon Lindgren * @since 2017-01-15. */ public class CountryRule { //TODO Fix the annotations @JsonProperty("CountryName") private String CountryName; @JsonProperty("BBANFormat") private String BBANFormat; @JsonProperty("IBANFormat") private String IBANFormat; @JsonProperty("CheckDigits") private String CheckDigits; public String getCountryName() { return CountryName; } public String getBBANFormat() { return BBANFormat; } public String getIBANFormat() { return IBANFormat; } public String getCheckDigits() { return CheckDigits; } public CountryRule() { } @Override public String toString() { return "CountryRule{" + "CountryName='" + CountryName + '\'' + ", BBANFormat='" + BBANFormat + '\'' + ", IBANFormat='" + IBANFormat + '\'' + '}'; } }

Ignore Space Show notes View

src/main/java/se/ssns/iban/validator/test/CountryRule.java

package se.ssns.iban.validator.test;

import com.fasterxml.jackson.annotation.JsonProperty;

/**
 * @author Simon Lindgren
 * @since 2017-01-15.
 */
public class CountryRule {
    //TODO Fix the annotations
    @JsonProperty("CountryName")
    private String CountryName;
    @JsonProperty("BBANFormat")
    private String BBANFormat;
    @JsonProperty("IBANFormat")
    private String IBANFormat;
    @JsonProperty("CheckDigits")
    private String CheckDigits;

public String getCountryName() {
        return CountryName;
    }

public String getBBANFormat() {
        return BBANFormat;
    }

public String getIBANFormat() {
        return IBANFormat;
    }

public String getCheckDigits() {
        return CheckDigits;
    }

public CountryRule() {
    }

@Override
    public String toString() {
        return "CountryRule{" +
                "CountryName='" + CountryName + '\'' +
                ", BBANFormat='" + BBANFormat + '\'' +
                ", IBANFormat='" + IBANFormat + '\'' +
                '}';
    }
}

Ignore Space Show notes View src/main/java/se/ssns/iban/validator/test/IbanValidator.java
package se.ssns.iban.validator.test; import com.fasterxml.jackson.databind.ObjectMapper; import org.springframework.core.io.Resource; import java.io.IOException; import java.math.BigDecimal; /** * @author Simon Lindgren * @since 2017-01-14. / public class IbanValidator { private CountryRule[] rules; public IbanValidator(final Resource ruleSource) throws IOException { ObjectMapper mapper = new ObjectMapper(); rules = mapper.readValue(ruleSource.getFile(), CountryRule[].class); } public boolean validator(String iban) { CountryRule ruleApplyingToIban = findRuleApplyingToIban(iban); boolean validLength = isValidLengthForCountry(iban, ruleApplyingToIban); boolean checkBBANFormat = checkBBANFormat(iban, ruleApplyingToIban); boolean checkForFixedDigits = checkForFixedDigits(iban, ruleApplyingToIban); boolean mod97Check = mod97Check(iban); boolean result = validLength && checkBBANFormat && checkForFixedDigits && mod97Check; if(result == false) { System.out.println(String.format("%s failed with rule %s", iban, ruleApplyingToIban)); } return result; } private boolean mod97Check(String iban) { String rearranged = iban.substring(4) + iban.substring(0, 4); rearranged = rearranged.toUpperCase(); String convert = new String(rearranged); //Makes it easier to debug for (int i = 0; i < rearranged.length(); i++) { int numericValue = Character.getNumericValue(rearranged.charAt(i)); if(numericValue >= 10) { convert = convert.replace(String.valueOf(rearranged.charAt(i)), Integer.toString(numericValue)); } } convert = convert.replace(" ", ""); if(convert.matches("^[0-9]+")) { BigDecimal number = new BigDecimal(convert); //To large number for double to handle if (number.remainder(BigDecimal.valueOf(97)).toString().equals("1")) { return true; } } return false; } private boolean checkForFixedDigits(String iban, CountryRule countryRule) { if(countryRule.getCheckDigits() != null) { if(!iban.substring(2, 4).equals(countryRule.getCheckDigits())) { return false; } } return true; } private CountryRule findRuleApplyingToIban(String iban) { for (CountryRule countryRule : rules) { if(countryRule.getIbanFormat().substring(0, 2).equals(iban.substring(0, 2))) { return countryRule; } } throw new IllegalArgumentException(String.format("Not a valid country code on iban, iban: %s", iban)); } private boolean checkBBANFormat(String iban, CountryRule countryRule) { int startIndex = 4; for (String ruleSequence : countryRule.getBbanFormat().split(",")) { int numberOfChar = Integer.valueOf(ruleSequence.substring(0 , ruleSequence.length() - 1).trim()); String ibanSequence = iban.replace(" ", "").substring(startIndex, startIndex + numberOfChar); String regex = ""; switch (ruleSequence.charAt(ruleSequence.length() - 1)) { case 'a' : { regex = "^[A-Z[ ]]+"; break; } case 'n' : { regex = "^[0-9[ ]]+"; break; } case 'c' : { regex = "^[a-zA-Z0-9[ ]]+"; break; } default: { throw new RuntimeException("Broken rule"); } } if(!ibanSequence.matches(regex)) { return false; } startIndex += numberOfChar; } return true; } private boolean isValidLengthForCountry(String iban, CountryRule countryRule) { if(countryRule.getIbanFormat().replace(" ", "").length() == iban.replace(" ", "").length()) { return true; } return false; } } package se.ssns.iban.validator.test; import com.fasterxml.jackson.databind.ObjectMapper; import org.springframework.core.io.Resource; import java.io.IOException; import java.math.BigDecimal; /* * @author Simon Lindgren * @since 2017-01-14. */ public class IbanValidator { private CountryRule[] rules; public IbanValidator(final Resource ruleSource) throws IOException { ObjectMapper mapper = new ObjectMapper(); rules = mapper.readValue(ruleSource.getFile(), CountryRule[].class); } public boolean validator(String iban) { CountryRule ruleApplyingToIban = findRuleApplyingToIban(iban); boolean validLength = isValidLengthForCountry(iban, ruleApplyingToIban); boolean checkBBANFormat = checkBBANFormat(iban, ruleApplyingToIban); boolean checkForFixedDigits = checkForFixedDigits(iban, ruleApplyingToIban); boolean mod97Check = mod97Check(iban); boolean result = validLength && checkBBANFormat && checkForFixedDigits && mod97Check; if(result == false) { System.out.println(String.format("%s failed with rule %s", iban, ruleApplyingToIban)); } return result; } private boolean mod97Check(String iban) { String rearranged = iban.substring(4) + iban.substring(0, 4); rearranged = rearranged.toUpperCase(); String convert = new String(rearranged); //Makes it easier to debug for (int i = 0; i < rearranged.length(); i++) { int numericValue = Character.getNumericValue(rearranged.charAt(i)); if(numericValue >= 10) { convert = convert.replace(String.valueOf(rearranged.charAt(i)), Integer.toString(numericValue)); } } convert = convert.replace(" ", ""); if(convert.matches("^[0-9]+")) { BigDecimal number = new BigDecimal(convert); //To large number for double to handle if (number.remainder(BigDecimal.valueOf(97)).toString().equals("1")) { return true; } } return false; } private boolean checkForFixedDigits(String iban, CountryRule countryRule) { if(countryRule.getCheckDigits() != null) { if(!iban.substring(2, 4).equals(countryRule.getCheckDigits())) { return false; } } return true; } private CountryRule findRuleApplyingToIban(String iban) { for (CountryRule countryRule : rules) { if(countryRule.getIBANFormat().substring(0, 2).equals(iban.substring(0, 2))) { return countryRule; } } throw new IllegalArgumentException(String.format("Not a valid country code on iban, iban: %s", iban)); } private boolean checkBBANFormat(String iban, CountryRule countryRule) { int startIndex = 4; for (String ruleSequence : countryRule.getBBANFormat().split(",")) { int numberOfChar = Integer.valueOf(ruleSequence.substring(0 , ruleSequence.length() - 1).trim()); String ibanSequence = iban.replace(" ", "").substring(startIndex, startIndex + numberOfChar); String regex = ""; switch (ruleSequence.charAt(ruleSequence.length() - 1)) { case 'a' : { regex = "^[A-Z[ ]]+"; break; } case 'n' : { regex = "^[0-9[ ]]+"; break; } case 'c' : { regex = "^[a-zA-Z0-9[ ]]+"; break; } default: { throw new RuntimeException("Broken rule"); } } if(!ibanSequence.matches(regex)) { return false; } startIndex += numberOfChar; } return true; } private boolean isValidLengthForCountry(String iban, CountryRule countryRule) { if(countryRule.getIBANFormat().replace(" ", "").length() == iban.replace(" ", "").length()) { return true; } return false; } }

Ignore Space Show notes View

src/main/java/se/ssns/iban/validator/test/IbanValidator.java

package se.ssns.iban.validator.test;

import com.fasterxml.jackson.databind.ObjectMapper;
import org.springframework.core.io.Resource;

import java.io.IOException;
import java.math.BigDecimal;

/**
 * @author Simon Lindgren
 * @since 2017-01-14.
 */
public class IbanValidator {

private CountryRule[] rules;

public IbanValidator(final Resource ruleSource) throws IOException {
        ObjectMapper mapper = new ObjectMapper();

rules = mapper.readValue(ruleSource.getFile(), CountryRule[].class);
    }

public boolean validator(String iban) {
        CountryRule ruleApplyingToIban = findRuleApplyingToIban(iban);
        boolean validLength = isValidLengthForCountry(iban, ruleApplyingToIban);
        boolean checkBBANFormat = checkBBANFormat(iban, ruleApplyingToIban);
        boolean checkForFixedDigits = checkForFixedDigits(iban, ruleApplyingToIban);
        boolean mod97Check = mod97Check(iban);
        boolean result = validLength && checkBBANFormat && checkForFixedDigits && mod97Check;
        if(result == false) {
            System.out.println(String.format("%s failed with rule %s", iban, ruleApplyingToIban));
        }
        return result;
    }

private boolean mod97Check(String iban) {
        String rearranged = iban.substring(4) + iban.substring(0, 4);
        rearranged = rearranged.toUpperCase();
        String convert = new String(rearranged); //Makes it easier to debug
        for (int i = 0; i < rearranged.length(); i++) {
            int numericValue = Character.getNumericValue(rearranged.charAt(i));
            if(numericValue >= 10) {
                convert = convert.replace(String.valueOf(rearranged.charAt(i)), Integer.toString(numericValue));
            }
        }
        convert = convert.replace(" ", "");
        if(convert.matches("^[0-9]+")) {
            BigDecimal number = new BigDecimal(convert); //To large number for double to handle
            if (number.remainder(BigDecimal.valueOf(97)).toString().equals("1")) {
                return true;
            }
        }
        return false;
    }

private boolean checkForFixedDigits(String iban, CountryRule countryRule) {
        if(countryRule.getCheckDigits() != null) {
            if(!iban.substring(2, 4).equals(countryRule.getCheckDigits())) {
                return false;
            }
        }
        return true;
    }

private CountryRule findRuleApplyingToIban(String iban) {
        for (CountryRule countryRule : rules) {
            if(countryRule.getIbanFormat().substring(0, 2).equals(iban.substring(0, 2))) {
                return countryRule;
            }
        }
        throw new IllegalArgumentException(String.format("Not a valid country code on iban, iban: %s", iban));
    }

private boolean checkBBANFormat(String iban, CountryRule countryRule) {
        int startIndex = 4;
        for (String ruleSequence : countryRule.getBbanFormat().split(",")) {
            int numberOfChar = Integer.valueOf(ruleSequence.substring(0 , ruleSequence.length() - 1).trim());
            String ibanSequence = iban.replace(" ", "").substring(startIndex, startIndex + numberOfChar);
            String regex = "";
            switch (ruleSequence.charAt(ruleSequence.length() - 1)) {
                case 'a' : {
                    regex = "^[A-Z[ ]]+";
                    break;
                }
                case 'n' : {
                    regex = "^[0-9[ ]]+";
                    break;
                }
                case 'c' : {
                    regex = "^[a-zA-Z0-9[ ]]+";
                    break;
                }
                default: {
                    throw new RuntimeException("Broken rule");
                }
            }
            if(!ibanSequence.matches(regex)) {
                return false;
            }
            startIndex += numberOfChar;
        }
        return true;
    }

private boolean isValidLengthForCountry(String iban, CountryRule countryRule) {
        if(countryRule.getIbanFormat().replace(" ", "").length() == iban.replace(" ", "").length()) {
            return true;
        }
        return false;
    }
}

package se.ssns.iban.validator.test;

import com.fasterxml.jackson.databind.ObjectMapper;
import org.springframework.core.io.Resource;

import java.io.IOException;
import java.math.BigDecimal;

/**
 * @author Simon Lindgren
 * @since 2017-01-14.
 */
public class IbanValidator {

private CountryRule[] rules;

public IbanValidator(final Resource ruleSource) throws IOException {
        ObjectMapper mapper = new ObjectMapper();

rules = mapper.readValue(ruleSource.getFile(), CountryRule[].class);
    }

private CountryRule findRuleApplyingToIban(String iban) {
        for (CountryRule countryRule : rules) {
            if(countryRule.getIBANFormat().substring(0, 2).equals(iban.substring(0, 2))) {
                return countryRule;
            }
        }
        throw new IllegalArgumentException(String.format("Not a valid country code on iban, iban: %s", iban));
    }

private boolean checkBBANFormat(String iban, CountryRule countryRule) {
        int startIndex = 4;
        for (String ruleSequence : countryRule.getBBANFormat().split(",")) {
            int numberOfChar = Integer.valueOf(ruleSequence.substring(0 , ruleSequence.length() - 1).trim());
            String ibanSequence = iban.replace(" ", "").substring(startIndex, startIndex + numberOfChar);
            String regex = "";
            switch (ruleSequence.charAt(ruleSequence.length() - 1)) {
                case 'a' : {
                    regex = "^[A-Z[ ]]+";
                    break;
                }
                case 'n' : {
                    regex = "^[0-9[ ]]+";
                    break;
                }
                case 'c' : {
                    regex = "^[a-zA-Z0-9[ ]]+";
                    break;
                }
                default: {
                    throw new RuntimeException("Broken rule");
                }
            }
            if(!ibanSequence.matches(regex)) {
                return false;
            }
            startIndex += numberOfChar;
        }
        return true;
    }

private boolean isValidLengthForCountry(String iban, CountryRule countryRule) {
        if(countryRule.getIBANFormat().replace(" ", "").length() == iban.replace(" ", "").length()) {
            return true;
        }
        return false;
    }
}

Ignore Space Show notes View src/main/resources/iban_countries.json
[ { "country": "Albania", "bbanFormat": "8n, 16c", "ibanFormat": "ALkk bbbs sssx cccc cccc cccc cccc" }, { "country": "Andorra", "bbanFormat": "8n,12c", "ibanFormat": "ADkk bbbb ssss cccc cccc cccc" }, { "country": "Bosnia and Herzegovina", "bbanFormat": "16n", "ibanFormat": "BAkk bbbs sscc cccc ccxx", "checkDigits": "39" }, { "country": "Brazil", "bbanFormat": "23n, 1a, 1c", "ibanFormat": "BRkk bbbb bbbb ssss sccc cccc cccc c", "checkDigits": "39" }, { "country": "Bahrain", "bbanFormat": "4a,14c", "ibanFormat": "BHkk bbbb cccc cccc cccc cc" }, { "country": "Belgium", "bbanFormat": "12n", "ibanFormat": "BEkk bbbc cccc ccxx" }, { "country": "Croatia", "bbanFormat": "17n", "ibanFormat": "HRkk bbbb bbbc cccc cccc c" }, { "country": "Cyprus", "bbanFormat": "8n,16c", "ibanFormat": "CYkk bbbs ssss cccc cccc cccc cccc" }, { "country": "Bulgaria", "bbanFormat": "4a,6n,8c", "ibanFormat": "BGkk bbbb ssss ddcc cccc cc" }, { "country": "Costa Rica", "bbanFormat": "17n", "ibanFormat": "CRkk bbbc cccc cccc cccc c" }, { "country": "Dominican Republic", "bbanFormat": "4a,20n", "ibanFormat": "DOkk bbbb cccc cccc cccc cccc cccc" }, { "country": "Estonia", "bbanFormat": "16n", "ibanFormat": "EEkk bbss cccc cccc cccx" }, { "country": "Czech Republic", "bbanFormat": "20n", "ibanFormat": "CZkk bbbb ssss sscc cccc cccc" }, { "country": "Denmark", "bbanFormat": "14n", "ibanFormat": "DKkk bbbb cccc cccc cc" }, { "country": "France", "bbanFormat": "10n,11c,2n", "ibanFormat": "FRkk bbbb bggg ggcc cccc cccc cxx" }, { "country": "Georgia", "bbanFormat": "2c,16n", "ibanFormat": "GEkk bbcc cccc cccc cccc cc" }, { "country": "Faroe Islands", "bbanFormat": "14n", "ibanFormat": "FOkk bbbb cccc cccc cx" }, { "country": "Finland", "bbanFormat": "14n", "ibanFormat": "FIkk bbbb bbcc cccc cx" }, { "country": "Greece", "bbanFormat": "7n,16c", "ibanFormat": "GRkk bbbs sssc cccc cccc cccc ccc" }, { "country": "Greenland", "bbanFormat": "14n", "ibanFormat": "GLkk bbbb cccc cccc cc" }, { "country": "Germany", "bbanFormat": "18n", "ibanFormat": "DEkk bbbb bbbb cccc cccc cc" }, { "country": "Gibraltar", "bbanFormat": "4a,15c", "ibanFormat": "GIkk bbbb cccc cccc cccc ccc" }, { "country": "Iceland", "bbanFormat": "22n", "ibanFormat": "ISkk bbbb sscc cccc iiii iiii ii" }, { "country": "Ireland", "bbanFormat": "4c,14n", "ibanFormat": "IEkk aaaa bbbb bbcc cccc cc" }, { "country": "Guatemala", "bbanFormat": "4c,20c", "ibanFormat": "GTkk bbbb cccc cccc cccc cccc cccc" }, { "country": "Hungary", "bbanFormat": "24n", "ibanFormat": "HUkk bbbs sssk cccc cccc cccc cccx" }, { "country": "Kazakhstan", "bbanFormat": "3n,13c", "ibanFormat": "KZkk bbbc cccc cccc cccc" }, { "country": "Kuwait", "bbanFormat": "4a, 22c", "ibanFormat": "KWkk bbbb cccc cccc cccc cccc cccc cc" }, { "country": "Israel", "bbanFormat": "19n", "ibanFormat": "ILkk bbbn nncc cccc cccc ccc" }, { "country": "Italy", "bbanFormat": "1a,10n,12c", "ibanFormat": "ITkk xaaa aabb bbbc cccc cccc ccc" }, { "country": "Liechtenstein", "bbanFormat": "5n,12c", "ibanFormat": "LIkk bbbb bccc cccc cccc c" }, { "country": "Lithuania", "bbanFormat": "16n", "ibanFormat": "LTkk bbbb bccc cccc cccc" }, { "country": "Latvia", "bbanFormat": "4a,13c", "ibanFormat": "LVkk bbbb cccc cccc cccc c" }, { "country": "Lebanon", "bbanFormat": "4n,20c", "ibanFormat": "LBkk bbbb cccc cccc cccc cccc cccc" }, { "country": "Malta", "bbanFormat": "4a,5n,18c", "ibanFormat": "MTkk bbbb ssss sccc cccc cccc cccc ccc" }, { "country": "Mauritania", "bbanFormat": "23n", "ibanFormat": "MRkk bbbb bsss sscc cccc cccc cxx" }, { "country": "Luxembourg", "bbanFormat": "3n,13c", "ibanFormat": "Ukk bbbc cccc cccc cccc" }, { "country": "Macedonia", "bbanFormat": "3n,10c,2n", "ibanFormat": "MKkk bbbc cccc cccc cxx", "checkDigits": "07" }, { "country": "Moldova", "bbanFormat": "2c,18n", "ibanFormat": "MDkk bbcc cccc cccc cccc cccc" }, { "country": "Montenegro", "bbanFormat": "18n", "ibanFormat": "MEkk bbbc cccc cccc cccc xx", "checkDigits": "25" }, { "country": "Mauritius", "bbanFormat": "4a,19n,3a", "ibanFormat": "MUkk bbbb bbss cccc cccc cccc cccc cc" }, { "country": "Monaco", "bbanFormat": "10n,11c,2n", "ibanFormat": "MCkk bbbb bsss sscc cccc cccc cxx" }, { "country": "Pakistan", "bbanFormat": "4c,16n", "ibanFormat": "PKkk bbbb cccc cccc cccc cccc" }, { "country": "Palestinian", "bbanFormat": "4c,21n", "ibanFormat": "PSkk bbbb xxxx xxxx xccc cccc cccc c" }, { "country": "Netherlands", "bbanFormat": "4a,10n", "ibanFormat": "NLkk bbbb cccc cccc cc" }, { "country": "Norway", "bbanFormat": "11n", "ibanFormat": "NOkk bbbb cccc ccx" }, { "country": "Romania", "bbanFormat": "4a,16c", "ibanFormat": "ROkk bbbb cccc cccc cccc cccc" }, { "country": "San Marino", "bbanFormat": "1a,10n,12c", "ibanFormat": "SMkk xaaa aabb bbbc cccc cccc ccc" }, { "country": "Poland", "bbanFormat": "24n", "ibanFormat": "PLkk bbbs sssx cccc cccc cccc cccc" }, { "country": "Portugal", "bbanFormat": "21n", "ibanFormat": "PTkk bbbb ssss cccc cccc cccx x", "checkDigits": "50" }, { "country": "Slovakia", "bbanFormat": "20n", "ibanFormat": "SKkk bbbb ssss sscc cccc cccc" }, { "country": "Slovenia", "bbanFormat": "15n", "ibanFormat": "SIkk bbss sccc cccc cxx", "checkDigits": "56" }, { "country": "Saudi Arabia", "bbanFormat": "2n,18c", "ibanFormat": "SAkk bbcc cccc cccc cccc cccc" }, { "country": "Serbia", "bbanFormat": "18n", "ibanFormat": "RSkk bbbc cccc cccc cccc xx" }, { "country": "Spain", "bbanFormat": "20n", "ibanFormat": "ESkk bbbb gggg xxcc cccc cccc" }, { "country": "Sweden", "bbanFormat": "20n", "ibanFormat": "SEkk bbbc cccc cccc cccc cccc" }, { "country": "Switzerland", "bbanFormat": "5n,12c", "ibanFormat": "CHkk bbbb bccc cccc cccc c" }, { "country": "Tunisia", "bbanFormat": "20n", "ibanFormat": "TNkk bbss sccc cccc cccc cccc" }, { "country": "Turkey", "bbanFormat": "5n,17c", "ibanFormat": "TRkk bbbb bxcc cccc cccc cccc cc" }, { "country": "United Arab Emirates", "bbanFormat": "3n,16n", "ibanFormat": "AEkk bbbc cccc cccc cccc ccc" }, { "country": "United Kingdom", "bbanFormat": "4a,14n", "ibanFormat": "GBkk bbbb ssss sscc cccc cc" }, { "country": "Virgin Islands, British", "bbanFormat": "4c,16n", "ibanFormat": "VGkk bbbb cccc cccc cccc" } ] [ { "CountryName": "Albania", "BBANFormat": "8n, 16c", "IBANFormat": "ALkk bbbs sssx cccc cccc cccc cccc" }, { "CountryName": "Andorra", "BBANFormat": "8n,12c", "IBANFormat": "ADkk bbbb ssss cccc cccc cccc" }, { "CountryName": "Bosnia and Herzegovina", "BBANFormat": "16n", "IBANFormat": "BAkk bbbs sscc cccc ccxx", "CheckDigits": "39" }, { "CountryName": "Brazil", "BBANFormat": "23n, 1a, 1c", "IBANFormat": "BRkk bbbb bbbb ssss sccc cccc cccc c", "CheckDigits": "39" }, { "CountryName": "Bahrain", "BBANFormat": "4a,14c", "IBANFormat": "BHkk bbbb cccc cccc cccc cc" }, { "CountryName": "Belgium", "BBANFormat": "12n", "IBANFormat": "BEkk bbbc cccc ccxx" }, { "CountryName": "Croatia", "BBANFormat": "17n", "IBANFormat": "HRkk bbbb bbbc cccc cccc c" }, { "CountryName": "Cyprus", "BBANFormat": "8n,16c", "IBANFormat": "CYkk bbbs ssss cccc cccc cccc cccc" }, { "CountryName": "Bulgaria", "BBANFormat": "4a,6n,8c", "IBANFormat": "BGkk bbbb ssss ddcc cccc cc" }, { "CountryName": "Costa Rica", "BBANFormat": "17n", "IBANFormat": "CRkk bbbc cccc cccc cccc c" }, { "CountryName": "Dominican Republic", "BBANFormat": "4a,20n", "IBANFormat": "DOkk bbbb cccc cccc cccc cccc cccc" }, { "CountryName": "Estonia", "BBANFormat": "16n", "IBANFormat": "EEkk bbss cccc cccc cccx" }, { "CountryName": "Czech Republic", "BBANFormat": "20n", "IBANFormat": "CZkk bbbb ssss sscc cccc cccc" }, { "CountryName": "Denmark", "BBANFormat": "14n", "IBANFormat": "DKkk bbbb cccc cccc cc" }, { "CountryName": "France", "BBANFormat": "10n,11c,2n", "IBANFormat": "FRkk bbbb bggg ggcc cccc cccc cxx" }, { "CountryName": "Georgia", "BBANFormat": "2c,16n", "IBANFormat": "GEkk bbcc cccc cccc cccc cc" }, { "CountryName": "Faroe Islands", "BBANFormat": "14n", "IBANFormat": "FOkk bbbb cccc cccc cx" }, { "CountryName": "Finland", "BBANFormat": "14n", "IBANFormat": "FIkk bbbb bbcc cccc cx" }, { "CountryName": "Greece", "BBANFormat": "7n,16c", "IBANFormat": "GRkk bbbs sssc cccc cccc cccc ccc" }, { "CountryName": "Greenland", "BBANFormat": "14n", "IBANFormat": "GLkk bbbb cccc cccc cc" }, { "CountryName": "Germany", "BBANFormat": "18n", "IBANFormat": "DEkk bbbb bbbb cccc cccc cc" }, { "CountryName": "Gibraltar", "BBANFormat": "4a,15c", "IBANFormat": "GIkk bbbb cccc cccc cccc ccc" }, { "CountryName": "Iceland", "BBANFormat": "22n", "IBANFormat": "ISkk bbbb sscc cccc iiii iiii ii" }, { "CountryName": "Ireland", "BBANFormat": "4c,14n", "IBANFormat": "IEkk aaaa bbbb bbcc cccc cc" }, { "CountryName": "Guatemala", "BBANFormat": "4c,20c", "IBANFormat": "GTkk bbbb cccc cccc cccc cccc cccc" }, { "CountryName": "Hungary", "BBANFormat": "24n", "IBANFormat": "HUkk bbbs sssk cccc cccc cccc cccx" }, { "CountryName": "Kazakhstan", "BBANFormat": "3n,13c", "IBANFormat": "KZkk bbbc cccc cccc cccc" }, { "CountryName": "Kuwait", "BBANFormat": "4a, 22c", "IBANFormat": "KWkk bbbb cccc cccc cccc cccc cccc cc" }, { "CountryName": "Israel", "BBANFormat": "19n", "IBANFormat": "ILkk bbbn nncc cccc cccc ccc" }, { "CountryName": "Italy", "BBANFormat": "1a,10n,12c", "IBANFormat": "ITkk xaaa aabb bbbc cccc cccc ccc" }, { "CountryName": "Liechtenstein", "BBANFormat": "5n,12c", "IBANFormat": "LIkk bbbb bccc cccc cccc c" }, { "CountryName": "Lithuania", "BBANFormat": "16n", "IBANFormat": "LTkk bbbb bccc cccc cccc" }, { "CountryName": "Latvia", "BBANFormat": "4a,13c", "IBANFormat": "LVkk bbbb cccc cccc cccc c" }, { "CountryName": "Lebanon", "BBANFormat": "4n,20c", "IBANFormat": "LBkk bbbb cccc cccc cccc cccc cccc" }, { "CountryName": "Malta", "BBANFormat": "4a,5n,18c", "IBANFormat": "MTkk bbbb ssss sccc cccc cccc cccc ccc" }, { "CountryName": "Mauritania", "BBANFormat": "23n", "IBANFormat": "MRkk bbbb bsss sscc cccc cccc cxx" }, { "CountryName": "Luxembourg", "BBANFormat": "3n,13c", "IBANFormat": "Ukk bbbc cccc cccc cccc" }, { "CountryName": "Macedonia", "BBANFormat": "3n,10c,2n", "IBANFormat": "MKkk bbbc cccc cccc cxx", "CheckDigits": "07" }, { "CountryName": "Moldova", "BBANFormat": "2c,18n", "IBANFormat": "MDkk bbcc cccc cccc cccc cccc" }, { "CountryName": "Montenegro", "BBANFormat": "18n", "IBANFormat": "MEkk bbbc cccc cccc cccc xx", "CheckDigits": "25" }, { "CountryName": "Mauritius", "BBANFormat": "4a,19n,3a", "IBANFormat": "MUkk bbbb bbss cccc cccc cccc cccc cc" }, { "CountryName": "Monaco", "BBANFormat": "10n,11c,2n", "IBANFormat": "MCkk bbbb bsss sscc cccc cccc cxx" }, { "CountryName": "Pakistan", "BBANFormat": "4c,16n", "IBANFormat": "PKkk bbbb cccc cccc cccc cccc" }, { "CountryName": "Palestinian", "BBANFormat": "4c,21n", "IBANFormat": "PSkk bbbb xxxx xxxx xccc cccc cccc c" }, { "CountryName": "Netherlands", "BBANFormat": "4a,10n", "IBANFormat": "NLkk bbbb cccc cccc cc" }, { "CountryName": "Norway", "BBANFormat": "11n", "IBANFormat": "NOkk bbbb cccc ccx" }, { "CountryName": "Romania", "BBANFormat": "4a,16c", "IBANFormat": "ROkk bbbb cccc cccc cccc cccc" }, { "CountryName": "San Marino", "BBANFormat": "1a,10n,12c", "IBANFormat": "SMkk xaaa aabb bbbc cccc cccc ccc" }, { "CountryName": "Poland", "BBANFormat": "24n", "IBANFormat": "PLkk bbbs sssx cccc cccc cccc cccc" }, { "CountryName": "Portugal", "BBANFormat": "21n", "IBANFormat": "PTkk bbbb ssss cccc cccc cccx x", "CheckDigits": "50" }, { "CountryName": "Slovakia", "BBANFormat": "20n", "IBANFormat": "SKkk bbbb ssss sscc cccc cccc" }, { "CountryName": "Slovenia", "BBANFormat": "15n", "IBANFormat": "SIkk bbss sccc cccc cxx", "CheckDigits": "56" }, { "CountryName": "Saudi Arabia", "BBANFormat": "2n,18c", "IBANFormat": "SAkk bbcc cccc cccc cccc cccc" }, { "CountryName": "Serbia", "BBANFormat": "18n", "IBANFormat": "RSkk bbbc cccc cccc cccc xx" }, { "CountryName": "Spain", "BBANFormat": "20n", "IBANFormat": "ESkk bbbb gggg xxcc cccc cccc" }, { "CountryName": "Sweden", "BBANFormat": "20n", "IBANFormat": "SEkk bbbc cccc cccc cccc cccc" }, { "CountryName": "Switzerland", "BBANFormat": "5n,12c", "IBANFormat": "CHkk bbbb bccc cccc cccc c" }, { "CountryName": "Tunisia", "BBANFormat": "20n", "IBANFormat": "TNkk bbss sccc cccc cccc cccc" }, { "CountryName": "Turkey", "BBANFormat": "5n,17c", "IBANFormat": "TRkk bbbb bxcc cccc cccc cccc cc" }, { "CountryName": "United Arab Emirates", "BBANFormat": "3n,16n", "IBANFormat": "AEkk bbbc cccc cccc cccc ccc" }, { "CountryName": "United Kingdom", "BBANFormat": "4a,14n", "IBANFormat": "GBkk bbbb ssss sscc cccc cc" }, { "CountryName": "Virgin Islands, British", "BBANFormat": "4c,16n", "IBANFormat": "VGkk bbbb cccc cccc cccc" } ]

Ignore Space Show notes View

src/main/resources/iban_countries.json

[
  {
    "country": "Albania",
    "bbanFormat": "8n, 16c",
    "ibanFormat": "ALkk bbbs sssx cccc cccc cccc cccc"
  },
  {
    "country": "Andorra",
    "bbanFormat": "8n,12c",
    "ibanFormat": "ADkk bbbb ssss cccc cccc cccc"
  },
  {
    "country": "Bosnia and Herzegovina",
    "bbanFormat": "16n",
    "ibanFormat": "BAkk bbbs sscc cccc ccxx",
    "checkDigits": "39"
  },
  {
    "country": "Brazil",
    "bbanFormat": "23n, 1a, 1c",
    "ibanFormat": "BRkk bbbb bbbb ssss sccc cccc cccc c",
    "checkDigits": "39"
  },
  {
    "country": "Bahrain",
    "bbanFormat": "4a,14c",
    "ibanFormat": "BHkk bbbb cccc cccc cccc cc"
  },
  {
    "country": "Belgium",
    "bbanFormat": "12n",
    "ibanFormat": "BEkk bbbc cccc ccxx"
  },
  {
    "country": "Croatia",
    "bbanFormat": "17n",
    "ibanFormat": "HRkk bbbb bbbc cccc cccc c"
  },
  {
    "country": "Cyprus",
    "bbanFormat": "8n,16c",
    "ibanFormat": "CYkk bbbs ssss cccc cccc cccc cccc"
  },
  {
    "country": "Bulgaria",
    "bbanFormat": "4a,6n,8c",
    "ibanFormat": "BGkk bbbb ssss ddcc cccc cc"
  },
  {
    "country": "Costa Rica",
    "bbanFormat": "17n",
    "ibanFormat": "CRkk bbbc cccc cccc cccc c"
  },
  {
    "country": "Dominican Republic",
    "bbanFormat": "4a,20n",
    "ibanFormat": "DOkk bbbb cccc cccc cccc cccc cccc"
  },
  {
    "country": "Estonia",
    "bbanFormat": "16n",
    "ibanFormat": "EEkk bbss cccc cccc cccx"
  },
  {
    "country": "Czech Republic",
    "bbanFormat": "20n",
    "ibanFormat": "CZkk bbbb ssss sscc cccc cccc"
  },
  {
    "country": "Denmark",
    "bbanFormat": "14n",
    "ibanFormat": "DKkk bbbb cccc cccc cc"
  },
  {
    "country": "France",
    "bbanFormat": "10n,11c,2n",
    "ibanFormat": "FRkk bbbb bggg ggcc cccc cccc cxx"
  },
  {
    "country": "Georgia",
    "bbanFormat": "2c,16n",
    "ibanFormat": "GEkk bbcc cccc cccc cccc cc"
  },
  {
    "country": "Faroe Islands",
    "bbanFormat": "14n",
    "ibanFormat": "FOkk bbbb cccc cccc cx"
  },
  {
    "country": "Finland",
    "bbanFormat": "14n",
    "ibanFormat": "FIkk bbbb bbcc cccc cx"
  },
  {
    "country": "Greece",
    "bbanFormat": "7n,16c",
    "ibanFormat": "GRkk bbbs sssc cccc cccc cccc ccc"
  },
  {
    "country": "Greenland",
    "bbanFormat": "14n",
    "ibanFormat": "GLkk bbbb cccc cccc cc"
  },
  {
    "country": "Germany",
    "bbanFormat": "18n",
    "ibanFormat": "DEkk bbbb bbbb cccc cccc cc"
  },
  {
    "country": "Gibraltar",
    "bbanFormat": "4a,15c",
    "ibanFormat": "GIkk bbbb cccc cccc cccc ccc"
  },
  {
    "country": "Iceland",
    "bbanFormat": "22n",
    "ibanFormat": "ISkk bbbb sscc cccc iiii iiii ii"
  },
  {
    "country": "Ireland",
    "bbanFormat": "4c,14n",
    "ibanFormat": "IEkk aaaa bbbb bbcc cccc cc"
  },
  {
    "country": "Guatemala",
    "bbanFormat": "4c,20c",
    "ibanFormat": "GTkk bbbb cccc cccc cccc cccc cccc"
  },
  {
    "country": "Hungary",
    "bbanFormat": "24n",
    "ibanFormat": "HUkk bbbs sssk cccc cccc cccc cccx"
  },
  {
    "country": "Kazakhstan",
    "bbanFormat": "3n,13c",
    "ibanFormat": "KZkk bbbc cccc cccc cccc"
  },
  {
    "country": "Kuwait",
    "bbanFormat": "4a, 22c",
    "ibanFormat": "KWkk bbbb cccc cccc cccc cccc cccc cc"
  },
  {
    "country": "Israel",
    "bbanFormat": "19n",
    "ibanFormat": "ILkk bbbn nncc cccc cccc ccc"
  },
  {
    "country": "Italy",
    "bbanFormat": "1a,10n,12c",
    "ibanFormat": "ITkk xaaa aabb bbbc cccc cccc ccc"
  },
  {
    "country": "Liechtenstein",
    "bbanFormat": "5n,12c",
    "ibanFormat": "LIkk bbbb bccc cccc cccc c"
  },
  {
    "country": "Lithuania",
    "bbanFormat": "16n",
    "ibanFormat": "LTkk bbbb bccc cccc cccc"
  },
  {
    "country": "Latvia",
    "bbanFormat": "4a,13c",
    "ibanFormat": "LVkk bbbb cccc cccc cccc c"
  },
  {
    "country": "Lebanon",
    "bbanFormat": "4n,20c",
    "ibanFormat": "LBkk bbbb cccc cccc cccc cccc cccc"
  },
  {
    "country": "Malta",
    "bbanFormat": "4a,5n,18c",
    "ibanFormat": "MTkk bbbb ssss sccc cccc cccc cccc ccc"
  },
  {
    "country": "Mauritania",
    "bbanFormat": "23n",
    "ibanFormat": "MRkk bbbb bsss sscc cccc cccc cxx"
  },
  {
    "country": "Luxembourg",
    "bbanFormat": "3n,13c",
    "ibanFormat": "Ukk bbbc cccc cccc cccc"
  },
  {
    "country": "Macedonia",
    "bbanFormat": "3n,10c,2n",
    "ibanFormat": "MKkk bbbc cccc cccc cxx",
    "checkDigits": "07"
  },
  {
    "country": "Moldova",
    "bbanFormat": "2c,18n",
    "ibanFormat": "MDkk bbcc cccc cccc cccc cccc"
  },
  {
    "country": "Montenegro",
    "bbanFormat": "18n",
    "ibanFormat": "MEkk bbbc cccc cccc cccc xx",
    "checkDigits": "25"
  },
  {
    "country": "Mauritius",
    "bbanFormat": "4a,19n,3a",
    "ibanFormat": "MUkk bbbb bbss cccc cccc cccc cccc cc"
  },
  {
    "country": "Monaco",
    "bbanFormat": "10n,11c,2n",
    "ibanFormat": "MCkk bbbb bsss sscc cccc cccc cxx"
  },
  {
    "country": "Pakistan",
    "bbanFormat": "4c,16n",
    "ibanFormat": "PKkk bbbb cccc cccc cccc cccc"
  },
  {
    "country": "Palestinian",
    "bbanFormat": "4c,21n",
    "ibanFormat": "PSkk bbbb xxxx xxxx xccc cccc cccc c"
  },
  {
    "country": "Netherlands",
    "bbanFormat": "4a,10n",
    "ibanFormat": "NLkk bbbb cccc cccc cc"
  },
  {
    "country": "Norway",
    "bbanFormat": "11n",
    "ibanFormat": "NOkk bbbb cccc ccx"
  },
  {
    "country": "Romania",
    "bbanFormat": "4a,16c",
    "ibanFormat": "ROkk bbbb cccc cccc cccc cccc"
  },
  {
    "country": "San Marino",
    "bbanFormat": "1a,10n,12c",
    "ibanFormat": "SMkk xaaa aabb bbbc cccc cccc ccc"
  },
  {
    "country": "Poland",
    "bbanFormat": "24n",
    "ibanFormat": "PLkk bbbs sssx cccc cccc cccc cccc"
  },
  {
    "country": "Portugal",
    "bbanFormat": "21n",
    "ibanFormat": "PTkk bbbb ssss cccc cccc cccx x",
    "checkDigits": "50"
  },
  {
    "country": "Slovakia",
    "bbanFormat": "20n",
    "ibanFormat": "SKkk bbbb ssss sscc cccc cccc"
  },
  {
    "country": "Slovenia",
    "bbanFormat": "15n",
    "ibanFormat": "SIkk bbss sccc cccc cxx",
    "checkDigits": "56"
  },
  {
    "country": "Saudi Arabia",
    "bbanFormat": "2n,18c",
    "ibanFormat": "SAkk bbcc cccc cccc cccc cccc"
  },
  {
    "country": "Serbia",
    "bbanFormat": "18n",
    "ibanFormat": "RSkk bbbc cccc cccc cccc xx"
  },
  {
    "country": "Spain",
    "bbanFormat": "20n",
    "ibanFormat": "ESkk bbbb gggg xxcc cccc cccc"
  },
  {
    "country": "Sweden",
    "bbanFormat": "20n",
    "ibanFormat": "SEkk bbbc cccc cccc cccc cccc"
  },
  {
    "country": "Switzerland",
    "bbanFormat": "5n,12c",
    "ibanFormat": "CHkk bbbb bccc cccc cccc c"
  },
  {
    "country": "Tunisia",
    "bbanFormat": "20n",
    "ibanFormat": "TNkk bbss sccc cccc cccc cccc"
  },
  {
    "country": "Turkey",
    "bbanFormat": "5n,17c",
    "ibanFormat": "TRkk bbbb bxcc cccc cccc cccc cc"
  },
  {
    "country": "United Arab Emirates",
    "bbanFormat": "3n,16n",
    "ibanFormat": "AEkk bbbc cccc cccc cccc ccc"
  },
  {
    "country": "United Kingdom",
    "bbanFormat": "4a,14n",
    "ibanFormat": "GBkk bbbb ssss sscc cccc cc"
  },
  {
    "country": "Virgin Islands, British",
    "bbanFormat": "4c,16n",
    "ibanFormat": "VGkk bbbb cccc cccc cccc"
  }
]

[
  {
    "CountryName": "Albania",
    "BBANFormat": "8n, 16c",
    "IBANFormat": "ALkk bbbs sssx cccc cccc cccc cccc"
  },
  {
    "CountryName": "Andorra",
    "BBANFormat": "8n,12c",
    "IBANFormat": "ADkk bbbb ssss cccc cccc cccc"
  },
  {
    "CountryName": "Bosnia and Herzegovina",
    "BBANFormat": "16n",
    "IBANFormat": "BAkk bbbs sscc cccc ccxx",
    "CheckDigits": "39"
  },
  {
    "CountryName": "Brazil",
    "BBANFormat": "23n, 1a, 1c",
    "IBANFormat": "BRkk bbbb bbbb ssss sccc cccc cccc c",
    "CheckDigits": "39"
  },
  {
    "CountryName": "Bahrain",
    "BBANFormat": "4a,14c",
    "IBANFormat": "BHkk bbbb cccc cccc cccc cc"
  },
  {
    "CountryName": "Belgium",
    "BBANFormat": "12n",
    "IBANFormat": "BEkk bbbc cccc ccxx"
  },
  {
    "CountryName": "Croatia",
    "BBANFormat": "17n",
    "IBANFormat": "HRkk bbbb bbbc cccc cccc c"
  },
  {
    "CountryName": "Cyprus",
    "BBANFormat": "8n,16c",
    "IBANFormat": "CYkk bbbs ssss cccc cccc cccc cccc"
  },
  {
    "CountryName": "Bulgaria",
    "BBANFormat": "4a,6n,8c",
    "IBANFormat": "BGkk bbbb ssss ddcc cccc cc"
  },
  {
    "CountryName": "Costa Rica",
    "BBANFormat": "17n",
    "IBANFormat": "CRkk bbbc cccc cccc cccc c"
  },
  {
    "CountryName": "Dominican Republic",
    "BBANFormat": "4a,20n",
    "IBANFormat": "DOkk bbbb cccc cccc cccc cccc cccc"
  },
  {
    "CountryName": "Estonia",
    "BBANFormat": "16n",
    "IBANFormat": "EEkk bbss cccc cccc cccx"
  },
  {
    "CountryName": "Czech Republic",
    "BBANFormat": "20n",
    "IBANFormat": "CZkk bbbb ssss sscc cccc cccc"
  },
  {
    "CountryName": "Denmark",
    "BBANFormat": "14n",
    "IBANFormat": "DKkk bbbb cccc cccc cc"
  },
  {
    "CountryName": "France",
    "BBANFormat": "10n,11c,2n",
    "IBANFormat": "FRkk bbbb bggg ggcc cccc cccc cxx"
  },
  {
    "CountryName": "Georgia",
    "BBANFormat": "2c,16n",
    "IBANFormat": "GEkk bbcc cccc cccc cccc cc"
  },
  {
    "CountryName": "Faroe Islands",
    "BBANFormat": "14n",
    "IBANFormat": "FOkk bbbb cccc cccc cx"
  },
  {
    "CountryName": "Finland",
    "BBANFormat": "14n",
    "IBANFormat": "FIkk bbbb bbcc cccc cx"
  },
  {
    "CountryName": "Greece",
    "BBANFormat": "7n,16c",
    "IBANFormat": "GRkk bbbs sssc cccc cccc cccc ccc"
  },
  {
    "CountryName": "Greenland",
    "BBANFormat": "14n",
    "IBANFormat": "GLkk bbbb cccc cccc cc"
  },
  {
    "CountryName": "Germany",
    "BBANFormat": "18n",
    "IBANFormat": "DEkk bbbb bbbb cccc cccc cc"
  },
  {
    "CountryName": "Gibraltar",
    "BBANFormat": "4a,15c",
    "IBANFormat": "GIkk bbbb cccc cccc cccc ccc"
  },
  {
    "CountryName": "Iceland",
    "BBANFormat": "22n",
    "IBANFormat": "ISkk bbbb sscc cccc iiii iiii ii"
  },
  {
    "CountryName": "Ireland",
    "BBANFormat": "4c,14n",
    "IBANFormat": "IEkk aaaa bbbb bbcc cccc cc"
  },
  {
    "CountryName": "Guatemala",
    "BBANFormat": "4c,20c",
    "IBANFormat": "GTkk bbbb cccc cccc cccc cccc cccc"
  },
  {
    "CountryName": "Hungary",
    "BBANFormat": "24n",
    "IBANFormat": "HUkk bbbs sssk cccc cccc cccc cccx"
  },
  {
    "CountryName": "Kazakhstan",
    "BBANFormat": "3n,13c",
    "IBANFormat": "KZkk bbbc cccc cccc cccc"
  },
  {
    "CountryName": "Kuwait",
    "BBANFormat": "4a, 22c",
    "IBANFormat": "KWkk bbbb cccc cccc cccc cccc cccc cc"
  },
  {
    "CountryName": "Israel",
    "BBANFormat": "19n",
    "IBANFormat": "ILkk bbbn nncc cccc cccc ccc"
  },
  {
    "CountryName": "Italy",
    "BBANFormat": "1a,10n,12c",
    "IBANFormat": "ITkk xaaa aabb bbbc cccc cccc ccc"
  },
  {
    "CountryName": "Liechtenstein",
    "BBANFormat": "5n,12c",
    "IBANFormat": "LIkk bbbb bccc cccc cccc c"
  },
  {
    "CountryName": "Lithuania",
    "BBANFormat": "16n",
    "IBANFormat": "LTkk bbbb bccc cccc cccc"
  },
  {
    "CountryName": "Latvia",
    "BBANFormat": "4a,13c",
    "IBANFormat": "LVkk bbbb cccc cccc cccc c"
  },
  {
    "CountryName": "Lebanon",
    "BBANFormat": "4n,20c",
    "IBANFormat": "LBkk bbbb cccc cccc cccc cccc cccc"
  },
  {
    "CountryName": "Malta",
    "BBANFormat": "4a,5n,18c",
    "IBANFormat": "MTkk bbbb ssss sccc cccc cccc cccc ccc"
  },
  {
    "CountryName": "Mauritania",
    "BBANFormat": "23n",
    "IBANFormat": "MRkk bbbb bsss sscc cccc cccc cxx"
  },
  {
    "CountryName": "Luxembourg",
    "BBANFormat": "3n,13c",
    "IBANFormat": "Ukk bbbc cccc cccc cccc"
  },
  {
    "CountryName": "Macedonia",
    "BBANFormat": "3n,10c,2n",
    "IBANFormat": "MKkk bbbc cccc cccc cxx",
    "CheckDigits": "07"
  },
  {
    "CountryName": "Moldova",
    "BBANFormat": "2c,18n",
    "IBANFormat": "MDkk bbcc cccc cccc cccc cccc"
  },
  {
    "CountryName": "Montenegro",
    "BBANFormat": "18n",
    "IBANFormat": "MEkk bbbc cccc cccc cccc xx",
    "CheckDigits": "25"
  },
  {
    "CountryName": "Mauritius",
    "BBANFormat": "4a,19n,3a",
    "IBANFormat": "MUkk bbbb bbss cccc cccc cccc cccc cc"
  },
  {
    "CountryName": "Monaco",
    "BBANFormat": "10n,11c,2n",
    "IBANFormat": "MCkk bbbb bsss sscc cccc cccc cxx"
  },
  {
    "CountryName": "Pakistan",
    "BBANFormat": "4c,16n",
    "IBANFormat": "PKkk bbbb cccc cccc cccc cccc"
  },
  {
    "CountryName": "Palestinian",
    "BBANFormat": "4c,21n",
    "IBANFormat": "PSkk bbbb xxxx xxxx xccc cccc cccc c"
  },
  {
    "CountryName": "Netherlands",
    "BBANFormat": "4a,10n",
    "IBANFormat": "NLkk bbbb cccc cccc cc"
  },
  {
    "CountryName": "Norway",
    "BBANFormat": "11n",
    "IBANFormat": "NOkk bbbb cccc ccx"
  },
  {
    "CountryName": "Romania",
    "BBANFormat": "4a,16c",
    "IBANFormat": "ROkk bbbb cccc cccc cccc cccc"
  },
  {
    "CountryName": "San Marino",
    "BBANFormat": "1a,10n,12c",
    "IBANFormat": "SMkk xaaa aabb bbbc cccc cccc ccc"
  },
  {
    "CountryName": "Poland",
    "BBANFormat": "24n",
    "IBANFormat": "PLkk bbbs sssx cccc cccc cccc cccc"
  },
  {
    "CountryName": "Portugal",
    "BBANFormat": "21n",
    "IBANFormat": "PTkk bbbb ssss cccc cccc cccx x",
    "CheckDigits": "50"
  },
  {
    "CountryName": "Slovakia",
    "BBANFormat": "20n",
    "IBANFormat": "SKkk bbbb ssss sscc cccc cccc"
  },
  {
    "CountryName": "Slovenia",
    "BBANFormat": "15n",
    "IBANFormat": "SIkk bbss sccc cccc cxx",
    "CheckDigits": "56"
  },
  {
    "CountryName": "Saudi Arabia",
    "BBANFormat": "2n,18c",
    "IBANFormat": "SAkk bbcc cccc cccc cccc cccc"
  },
  {
    "CountryName": "Serbia",
    "BBANFormat": "18n",
    "IBANFormat": "RSkk bbbc cccc cccc cccc xx"
  },
  {
    "CountryName": "Spain",
    "BBANFormat": "20n",
    "IBANFormat": "ESkk bbbb gggg xxcc cccc cccc"
  },
  {
    "CountryName": "Sweden",
    "BBANFormat": "20n",
    "IBANFormat": "SEkk bbbc cccc cccc cccc cccc"
  },
  {
    "CountryName": "Switzerland",
    "BBANFormat": "5n,12c",
    "IBANFormat": "CHkk bbbb bccc cccc cccc c"
  },
  {
    "CountryName": "Tunisia",
    "BBANFormat": "20n",
    "IBANFormat": "TNkk bbss sccc cccc cccc cccc"
  },
  {
    "CountryName": "Turkey",
    "BBANFormat": "5n,17c",
    "IBANFormat": "TRkk bbbb bxcc cccc cccc cccc cc"
  },
  {
    "CountryName": "United Arab Emirates",
    "BBANFormat": "3n,16n",
    "IBANFormat": "AEkk bbbc cccc cccc cccc ccc"
  },
  {
    "CountryName": "United Kingdom",
    "BBANFormat": "4a,14n",
    "IBANFormat": "GBkk bbbb ssss sscc cccc cc"
  },
  {
    "CountryName": "Virgin Islands, British",
    "BBANFormat": "4c,16n",
    "IBANFormat": "VGkk bbbb cccc cccc cccc"
  }
]

Ignore Space Show notes View src/main/webapp/WEB-INF/iban-validator-test-servlet.xml
<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd"> <!--<context:annotation-driven/>--> <bean id="validatorRestService" class="se.ssns.iban.validator.test.rest.ValidatorRestService"> <constructor-arg name="ibanValidator" ref="ibanValidator"/> </bean> </beans> <?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/mvc" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd"> <context:annotation-driven/> <bean id="validatorRestService" class="se.ssns.iban.validator.test.rest.ValidatorRestService"> <constructor-arg name="ibanValidator" ref="ibanValidator"/> </bean> </beans>

Ignore Space Show notes View

src/main/webapp/WEB-INF/iban-validator-test-servlet.xml

Ignore Space Show notes View src/test/java/IbanValidatorUnitTest.java
import org.junit.Assert; import org.junit.Test; import org.junit.runner.RunWith; import org.springframework.test.context.ContextConfiguration; import org.springframework.test.context.junit4.SpringJUnit4ClassRunner; import se.ssns.iban.validator.test.IbanValidator; import javax.inject.Inject; import java.util.HashSet; import java.util.Set; /** * @author Simon Lindgren * @since 2017-01-14. / @RunWith(SpringJUnit4ClassRunner.class) @ContextConfiguration(locations = {"classpath:/iban-validator-test.xml"}) public class IbanValidatorUnitTest { @Inject public IbanValidator ibanValidator; @Test public void testValidator() { Set<String> validIbans = new HashSet<>(); validIbans.add("DE44 5001 0517 5407 3249 31"); //German validIbans.add("GR16 0110 1250 0000 0001 2300 695"); //Greece validIbans.add("GB29 NWBK 6016 1331 9268 19"); //United Kingdom validIbans.add("SA03 8000 0000 6080 1016 7519"); //Saudi Arabia validIbans.add("CH93 0076 2011 6238 5295 7"); //Switzerland validIbans.add("TR33 0006 1005 1978 6457 8413 26"); //Turkey for (String validIban : validIbans) { Assert.assertTrue(String.format("Failed to validate valid iban, %s", validIban), ibanValidator.validator(validIban)); } } @Test public void testInvalidValidation() { Set<String> invalidIbans = new HashSet<>(); invalidIbans.add("DE44 Z001 0517 5407 3249 31"); //Only Number allowed invalidIbans.add("GR16 0110 1250 0000 0001 2300 695 654"); //To long invalidIbans.add("GB29 N&BK 6016 1331 9268 19"); //special char invalidIbans.add("BG20 bBBB 6016 1331 9268 19"); //Has to be uppercase invalidIbans.add("BR64 0110 1250 0000 0001 2300 695A c"); //Check digits has to be 39 for (String invalidIban : invalidIbans) { Assert.assertFalse(String.format("Failed to catch invalid iban, %s", invalidIban), ibanValidator.validator(invalidIban)); } } } import org.junit.Assert; import org.junit.Test; import org.junit.runner.RunWith; import org.springframework.test.context.ContextConfiguration; import org.springframework.test.context.junit4.SpringJUnit4ClassRunner; import se.ssns.iban.validator.test.IbanValidator; import javax.inject.Inject; import java.io.IOException; import java.util.HashSet; import java.util.Set; / * @author Simon Lindgren * @since 2017-01-14. / @RunWith(SpringJUnit4ClassRunner.class) @ContextConfiguration(locations = {"classpath:**/iban-validator-test.xml"}) public class IbanValidatorUnitTest { @Inject public IbanValidator ibanValidator; @Test public void testValidator() throws IOException { Set<String> validIbans = new HashSet<>(); validIbans.add("DE44 5001 0517 5407 3249 31"); //German validIbans.add("GR16 0110 1250 0000 0001 2300 695"); //Greece validIbans.add("GB29 NWBK 6016 1331 9268 19"); //United Kingdom validIbans.add("SA03 8000 0000 6080 1016 7519"); //Saudi Arabia validIbans.add("CH93 0076 2011 6238 5295 7"); //Switzerland validIbans.add("TR33 0006 1005 1978 6457 8413 26"); //Turkey for (String validIban : validIbans) { Assert.assertTrue(String.format("Failed to validate valid iban, %s", validIban), ibanValidator.validator(validIban)); } Set<String> invalidIbans = new HashSet<>(); invalidIbans.add("DE44 Z001 0517 5407 3249 31"); //Only Number allowed invalidIbans.add("GR16 0110 1250 0000 0001 2300 695 654"); //To long invalidIbans.add("GB29 N&BK 6016 1331 9268 19"); //special char invalidIbans.add("BG20 bBBB 6016 1331 9268 19"); //Has to be uppercase invalidIbans.add("BR64 0110 1250 0000 0001 2300 695A c"); //Check digits has to be 39 for (String invalidIban : invalidIbans) { Assert.assertFalse(String.format("Failed to catch invalid iban, %s", invalidIban), ibanValidator.validator(invalidIban)); } } }

Ignore Space Show notes View

src/test/java/IbanValidatorUnitTest.java

import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import se.ssns.iban.validator.test.IbanValidator;

import javax.inject.Inject;
import java.util.HashSet;
import java.util.Set;

/**
 * @author Simon Lindgren
 * @since 2017-01-14.
 */
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(locations = {"classpath*:**/iban-validator-test.xml"})
public class IbanValidatorUnitTest {

@Inject
    public IbanValidator ibanValidator;

@Test
    public void testValidator() {
        Set<String> validIbans = new HashSet<>();
        validIbans.add("DE44 5001 0517 5407 3249 31"); //German
        validIbans.add("GR16 0110 1250 0000 0001 2300 695"); //Greece
        validIbans.add("GB29 NWBK 6016 1331 9268 19"); //United Kingdom
        validIbans.add("SA03 8000 0000 6080 1016 7519"); //Saudi Arabia
        validIbans.add("CH93 0076 2011 6238 5295 7"); //Switzerland
        validIbans.add("TR33 0006 1005 1978 6457 8413 26"); //Turkey
        for (String validIban : validIbans) {
            Assert.assertTrue(String.format("Failed to validate valid iban, %s", validIban), ibanValidator.validator(validIban));
        }
    }

@Test
    public void testInvalidValidation() {
        Set<String> invalidIbans = new HashSet<>();
        invalidIbans.add("DE44 Z001 0517 5407 3249 31"); //Only Number allowed
        invalidIbans.add("GR16 0110 1250 0000 0001 2300 695 654"); //To long
        invalidIbans.add("GB29 N&BK 6016 1331 9268 19"); //special char
        invalidIbans.add("BG20 bBBB 6016 1331 9268 19"); //Has to be uppercase
        invalidIbans.add("BR64 0110 1250 0000 0001 2300 695A c"); //Check digits has to be 39
        for (String invalidIban : invalidIbans) {
            Assert.assertFalse(String.format("Failed to catch invalid iban, %s", invalidIban), ibanValidator.validator(invalidIban));
        }
    }
}

import javax.inject.Inject;
import java.io.IOException;
import java.util.HashSet;
import java.util.Set;

@Inject
    public IbanValidator ibanValidator;

@Test
    public void testValidator() throws IOException {
        Set<String> validIbans = new HashSet<>();
        validIbans.add("DE44 5001 0517 5407 3249 31"); //German
        validIbans.add("GR16 0110 1250 0000 0001 2300 695"); //Greece
        validIbans.add("GB29 NWBK 6016 1331 9268 19"); //United Kingdom
        validIbans.add("SA03 8000 0000 6080 1016 7519"); //Saudi Arabia
        validIbans.add("CH93 0076 2011 6238 5295 7"); //Switzerland
        validIbans.add("TR33 0006 1005 1978 6457 8413 26"); //Turkey
        for (String validIban : validIbans) {
            Assert.assertTrue(String.format("Failed to validate valid iban, %s", validIban), ibanValidator.validator(validIban));
        }

Set<String> invalidIbans = new HashSet<>();
        invalidIbans.add("DE44 Z001 0517 5407 3249 31"); //Only Number allowed
        invalidIbans.add("GR16 0110 1250 0000 0001 2300 695 654"); //To long
        invalidIbans.add("GB29 N&BK 6016 1331 9268 19"); //special char
        invalidIbans.add("BG20 bBBB 6016 1331 9268 19"); //Has to be uppercase
        invalidIbans.add("BR64 0110 1250 0000 0001 2300 695A c"); //Check digits has to be 39
        for (String invalidIban : invalidIbans) {
            Assert.assertFalse(String.format("Failed to catch invalid iban, %s", invalidIban), ibanValidator.validator(invalidIban));
        }
    }
}

Show line notes below