?? buildproperytask.java
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/*
* $Source: f:/cvs/prgm/tsp/src/org/saiko/ant/BuildProperyTask.java,v $
* $Id: BuildProperyTask.java,v 1.2 2005/08/23 23:18:05 dsaiko Exp $
* $Date: 2005/08/23 23:18:05 $
* $Revision: 1.2 $
* $Author: dsaiko $
*
* Traveling Salesman Problem genetic algorithm.
* This source is released under GNU public licence agreement.
* dusan@saiko.cz
* http://www.saiko.cz/ai/tsp/
*
* Change log:
* $Log: BuildProperyTask.java,v $
* Revision 1.2 2005/08/23 23:18:05 dsaiko
* Finished.
*
* Revision 1.1 2005/08/13 14:41:35 dsaiko
* *** empty log message ***
*
* Revision 1.1 2005/08/13 14:38:06 dsaiko
* BuildPropertyTask
*
*
*/
package org.saiko.ant;
import java.lang.reflect.Method;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.Task;
/**
* @author Dusan Saiko (dusan@saiko.cz)
* Last change $Date: 2005/08/23 23:18:05 $
*
* The ant task to set property into build environment
* from execution of parametrically specified function
*/
public class BuildProperyTask extends Task {
/** property name to set in ANT build environment **/
String propertyName;
/**
* funtion to call for the property value
* has to be static function of class in classpath
*/
String function;
/**
* @return property name which will be set in ANT build environment
*/
public String getPropertyName() {
return propertyName;
}
/**
* @param propertyName property name to set in ANT build environment
*/
public void setPropertyName(String propertyName) {
this.propertyName = propertyName;
}
/**
* Funtion to call for the property value
* has to be static function of class in classpath
* @return class name + function name
*/
public String getFunction() {
return function;
}
/**
* Funtion to call for the property value
* has to be static function of class in classpath
* @param function class name + function name
*/
public void setFunction(String function) {
this.function = function;
}
/**
* Ant task which lists all the lasses which extends TestCase and writes the
* list in de.mgm.wub.test.AllTests.CONFIG_FILE.
* <p>
*
* @throws BuildException
*/
@Override
public void execute() throws BuildException {
try {
String className=function.substring(0,function.lastIndexOf('.'));
String functionName=function.substring(function.lastIndexOf('.')+1);
Class functionClass=Class.forName(className);
Method functionMethod=functionClass.getMethod(functionName,new Class[]{});
String value=functionMethod.invoke(null,new Object[]{}).toString();
getProject().setNewProperty(propertyName, value);
} catch(Throwable e) {
throw new BuildException(e);
}
}
}
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