/******************************************************************************* * 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 fi.vtt.simantics.procore.internal; import org.simantics.db.Resource; import org.simantics.db.Statement; import org.simantics.db.impl.ResourceImpl; import org.simantics.db.impl.support.ResourceSupport; final public class DirectStatementImpl implements Statement { final ResourceSupport support; final int s; final int p; final int o; DirectStatementImpl(ResourceSupport support, int s, int p, int o) { this.support = support; this.s = s; this.p = p; this.o = o; } @Override public Resource getObject() { return new ResourceImpl(support, o); } @Override public Resource getPredicate() { return new ResourceImpl(support, p); } @Override public Resource getSubject() { return new ResourceImpl(support, s); } @Override public boolean isAsserted(Resource subject) { return false; } @Override final public int hashCode() { return 41 * ( 31 * s + p) + o; } @Override public boolean equals(Object object) { if (this == object) return true; else if (object == null) return false; else if (!(object instanceof Statement)) return false; Statement r = (Statement)object; return getSubject().equalsResource(r.getSubject()) && getPredicate().equalsResource(r.getPredicate()) && getObject().equalsResource(r.getObject()); } }