HerokuDatasourceParser

HerokuDatasourceParser.java

package ar.edu.undav.ejemplo.config;

/**
 * Juan Lagostena on 30/12/16
 * .
 */
public class HerokuDatasourceParser {

    public static final String SEPARATOR = ":";
    public static final String SLASH = "/";

    private String url;
    private String username;
    private String password;

    public void parseCompleteURL(String url) {
        String[] urlFragments = url.split(SEPARATOR);

        this.username = urlFragments[2].substring(2);
        String[] passwordAndHostFragments = urlFragments[3].split("@");
        String host = passwordAndHostFragments[1];

        String[] portAndSchemaFragments = urlFragments[4].split(SLASH);

        this.password = passwordAndHostFragments[0];

        String port = portAndSchemaFragments[0];
        String schema = portAndSchemaFragments[1];

        StringBuffer buffer = new StringBuffer();
        this.url = buffer.append(urlFragments[0]).append(SEPARATOR).append(urlFragments[1]).append(SEPARATOR)
                .append(SLASH).append(SLASH).append(host).append(SEPARATOR).append(port).
                        append("/").append(schema).toString();

    }

    public String getUrl() {
        return url;
    }

    public String getUsername() {
        return username;
    }

    public String getPassword() {
        return password;
    }
}

HerokuDatasourceParserTest.java

package ar.edu.undav.ejemplo.config;

import org.junit.Assert;
import org.junit.Test;

/**
 * Juan Lagostena on 30/12/16
 * .
 */
public class HerokuDatasourceParserTest {


    @Test
    public void parseCompleteURL() throws Exception {

        String username = "pepe";
        String password = "bfw8wr0oss0uw3k1";
        String host = "mcldisu5rtyu29wf.cbetxkdyhwsb.us-east-1.rds.amazonaws.com";
        int port = 3306;
        String schema = "lyti5ouskt6frrrr";
        String driver = "mariadb";

        String completeURL = "jdbc:" + driver + "://" + username + ":" + password + "@" + host + ":" + port + "/" + schema;
        HerokuDatasourceParser parser = new HerokuDatasourceParser();
        parser.parseCompleteURL(completeURL);

        String jdbcUrl = "jdbc:" + driver + "://" + host + ":" + port + "/" + schema;

        Assert.assertEquals(username, parser.getUsername());
        Assert.assertEquals(password, parser.getPassword());
        Assert.assertEquals(jdbcUrl, parser.getUrl());
    }

}