/*******************************************************************************
* Copyright (c) 2006, 2007 IBM Corporation 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.core.internal.expressions.propertytester;
import org.eclipse.core.runtime.IProduct;
import org.eclipse.core.runtime.Platform;
import org.eclipse.core.expressions.PropertyTester;
/**
* A property tester for testing platform properties. Can test whether or
* not a given bundle is installed in the running environment, as well as
* the id of the currently active product.
*
* For example:
* <test property="org.eclipse.core.runtime.product" args="org.eclipse.sdk.ide"/>
* <test property="org.eclipse.core.runtime.isBundleInstalled" args="org.eclipse.core.expressions"/>
*/
public class PlatformPropertyTester extends PropertyTester {
private static final String PROPERTY_PRODUCT = "product"; //$NON-NLS-1$
private static final String PROPERTY_IS_BUNDLE_INSTALLED = "isBundleInstalled"; //$NON-NLS-1$
/* (non-Javadoc)
* @see org.eclipse.core.expressions.IPropertyTester#test(java.lang.Object, java.lang.String, java.lang.Object[], java.lang.Object)
*/
public boolean test(Object receiver, String property, Object[] args, Object expectedValue) {
if (Platform.class.equals(receiver)) {
if (PROPERTY_PRODUCT.equals(property)) {
IProduct product= Platform.getProduct();
if (product != null) {
return product.getId().equals(expectedValue);
}
return false;
} else if (PROPERTY_IS_BUNDLE_INSTALLED.equals(property) && args.length >= 1 && args[0] instanceof String) {
return Platform.getBundle((String)args[0]) != null;
}
}
return false;
}
}