/******************************************************************************* * Copyright (c) 2007, 2010 Association for Decentralized Information Management * in Industry THTH ry. * 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: * VTT Technical Research Centre of Finland - initial API and implementation *******************************************************************************/ package org.simantics.browsing.ui.graph.impl.contributor.viewpoint; import java.util.Collection; import org.simantics.browsing.ui.NodeContext; import org.simantics.browsing.ui.PrimitiveQueryUpdater; import org.simantics.browsing.ui.Tester; import org.simantics.browsing.ui.BuiltinKeys.ViewpointContributionKey; import org.simantics.browsing.ui.common.NodeContextUtil; import org.simantics.browsing.ui.content.Contributor; import org.simantics.browsing.ui.content.ViewpointContribution; import org.simantics.browsing.ui.content.ViewpointContributionFactory; import org.simantics.browsing.ui.graph.impl.contribution.ViewpointContributionImpl; import org.simantics.db.ReadGraph; import org.simantics.db.exception.DatabaseException; abstract public class ContextInputViewpointContributorImpl implements Contributor { abstract public Collection getContribution(ReadGraph graph, NodeContext context) throws DatabaseException ; abstract public String getViewpointId(); final private Class clazz; @Override public Tester getNodeContextTester() { return null; } public ContextInputViewpointContributorImpl() { clazz = Object.class; } public ContextInputViewpointContributorImpl(Class clazz) { this.clazz = clazz; } @Override public ViewpointContributionFactory getFactory() { return new ViewpointContributionFactory() { @Override public String getViewpointId() { return ContextInputViewpointContributorImpl.this.getViewpointId(); } @Override public ViewpointContribution create(final PrimitiveQueryUpdater updater, NodeContext context, final ViewpointContributionKey key) { return new ViewpointContributionImpl(updater, context, key) { @Override public Collection children(ReadGraph graph, NodeContext context) throws DatabaseException { return NodeContextUtil.toContextCollectionWithInput(ContextInputViewpointContributorImpl.this, ContextInputViewpointContributorImpl.this.getContribution(graph, context)); } @Override public Tester getNodeContextTester() { return ContextInputViewpointContributorImpl.this.getNodeContextTester(); } @Override public Class getInputClass() { return ContextInputViewpointContributorImpl.this.getInputClass(); } }; } }; } @Override public Class getInputClass() { return clazz; } }