TestAnt.java

package test;

import java.io.File;

import org.apache.tools.ant.DefaultLogger;
import org.apache.tools.ant.Project;
import org.apache.tools.ant.ProjectHelper;

public class TestAnt {

  public static void main(String[] args) {

    DefaultLogger consoleLogger = new DefaultLogger();
    consoleLogger.setErrorPrintStream(System.err);
    consoleLogger.setOutputPrintStream(System.out);
    consoleLogger.setMessageOutputLevel(Project.MSG_INFO);

    File buildFile = new File("build.xml");
    Project p = new Project();
    p.addBuildListener(consoleLogger);
    p.setUserProperty("ant.file", buildFile.getAbsolutePath());
    p.init();
    ProjectHelper helper = ProjectHelper.getProjectHelper();
    p.addReference("ant.projectHelper", helper);
    helper.parse(p, buildFile);
    p.executeTarget("test");

  }

}