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/*******************************************************************************
* Copyright (c) 2008, 2015 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
******************************************************************************/
package org.eclipse.ui.menus;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.core.runtime.IExecutableExtension;
import org.eclipse.ui.internal.registry.IWorkbenchRegistryConstants;
/**
* <p>
* Clients who wish to contribute factories via the
* <code>org.eclipse.ui.menus</code> extension point should subclass this class
* rather than the {@link AbstractContributionFactory} as this class provides a
* default constructor.
* </p>
*
* <p>
* Clients must be aware that the results of {@link #getLocation()} and
* {@link #getNamespace()} will not be valid until
* {@link #setInitializationData(IConfigurationElement, String, Object)} is
* invoked. This will occur before
* {@link #createContributionItems(org.eclipse.ui.services.IServiceLocator, IContributionRoot)}
* is invoked.
* </p>
*
* @since 3.5
*/
public abstract class ExtensionContributionFactory extends
AbstractContributionFactory implements IExecutableExtension {
private String namespace;
private String locationURI;
/**
* Create an instance of this class.
*/
public ExtensionContributionFactory() {
super(null, null);
}
@Override
public final String getLocation() {
return locationURI;
}
@Override
public final String getNamespace() {
return namespace;
}
/**
* Clients who wish to implement their own {@link IExecutableExtension}
* behaviour <strong>must</strong> invoke this method prior to any
* customization they perform.
*
* @throws CoreException
* so that a subclass may throw this
*/
@Override
public void setInitializationData(IConfigurationElement config,
String propertyName, Object data) throws CoreException {
locationURI = config
.getAttribute(IWorkbenchRegistryConstants.TAG_LOCATION_URI);
namespace = config.getNamespaceIdentifier();
}
}
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