/*******************************************************************************
* Copyright (c) 2003, 2006 BBDO Detroit and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Thierry Lach (thierry.lach@bbdodetroit.com) - initial API and implementation for bug 40502
* IBM Corporation - added eclipse.running property, bug 65655
*******************************************************************************/
package org.eclipse.ant.internal.core;
import java.io.File;
import java.net.URL;
import org.eclipse.ant.core.AntCorePlugin;
import org.eclipse.ant.core.IAntPropertyValueProvider;
import org.eclipse.core.runtime.FileLocator;
/**
* Dynamic provider for Ant properties.
*
* Provides the dynamic values for the following Ant properties:
*
* <ul>
* <li><code>eclipse.home</code> - set to the Eclipse installation directory</li>
* </ul>
* * <ul>
* <li><code>eclipse.running</code> - set (to "true") when Eclipse is running</li>
* </ul>
*
* @since 3.0
*/
public class AntPropertyValueProvider implements IAntPropertyValueProvider {
/**
* Returns the dynamic property values for Ant properties.
*
* @param propertyName The name of the property to resolve the value for
* @return The resolved value for the property
* @see org.eclipse.ant.core.IAntPropertyValueProvider#getAntPropertyValue(String)
*/
public String getAntPropertyValue(String propertyName) {
String value = null;
if ("eclipse.running".equals(propertyName)){ //$NON-NLS-1$
return "true"; //$NON-NLS-1$
} else if ("eclipse.home".equals(propertyName)) { //$NON-NLS-1$
try {
value = new File(FileLocator.resolve(new URL("platform:/base/")).getPath()).getAbsolutePath(); //$NON-NLS-1$
if (value.endsWith("/")) { //$NON-NLS-1$
value = value.substring(0, value.length() - 1);
}
} catch (Exception e) {
AntCorePlugin.log(e);
}
}
return value;
}
}
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