X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.db.common%2Fsrc%2Forg%2Fsimantics%2Fdb%2Fcommon%2Frequest%2FIsParent.java;fp=bundles%2Forg.simantics.db.common%2Fsrc%2Forg%2Fsimantics%2Fdb%2Fcommon%2Frequest%2FIsParent.java;h=74debb0e7b3dde656ecb84581ab57598b231336c;hb=0ae2b770234dfc3cbb18bd38f324125cf0faca07;hp=5c2a0738c0070ee0f083154cc201d04a9a952321;hpb=24e2b34260f219f0d1644ca7a138894980e25b14;p=simantics%2Fplatform.git diff --git a/bundles/org.simantics.db.common/src/org/simantics/db/common/request/IsParent.java b/bundles/org.simantics.db.common/src/org/simantics/db/common/request/IsParent.java index 5c2a0738c..74debb0e7 100644 --- a/bundles/org.simantics.db.common/src/org/simantics/db/common/request/IsParent.java +++ b/bundles/org.simantics.db.common/src/org/simantics/db/common/request/IsParent.java @@ -1,41 +1,41 @@ -/******************************************************************************* - * 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.db.common.request; - -import org.simantics.db.ReadGraph; -import org.simantics.db.Resource; -import org.simantics.db.exception.DatabaseException; -import org.simantics.layer0.Layer0; - -/** - * @author Antti Villberg - */ -public class IsParent extends ResourceRead2 { - - public IsParent(Resource possibleParent, Resource possibleChild) { - super(possibleParent, possibleChild); - } - - @Override - public Boolean perform(ReadGraph graph) throws DatabaseException { - - if(resource.equals(resource2)) return true; - - Layer0 L0 = Layer0.getInstance(graph); - Resource parent = graph.getPossibleObject(resource2, L0.PartOf); - if(parent == null) return false; - - return graph.sync(new IsParent(resource, parent)); - - } - -} +/******************************************************************************* + * 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.db.common.request; + +import org.simantics.db.ReadGraph; +import org.simantics.db.Resource; +import org.simantics.db.exception.DatabaseException; +import org.simantics.layer0.Layer0; + +/** + * @author Antti Villberg + */ +public class IsParent extends ResourceRead2 { + + public IsParent(Resource possibleParent, Resource possibleChild) { + super(possibleParent, possibleChild); + } + + @Override + public Boolean perform(ReadGraph graph) throws DatabaseException { + + if(resource.equals(resource2)) return true; + + Layer0 L0 = Layer0.getInstance(graph); + Resource parent = graph.getPossibleObject(resource2, L0.PartOf); + if(parent == null) return false; + + return graph.sync(new IsParent(resource, parent)); + + } + +}