X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.browsing.ui.model%2Fsrc%2Forg%2Fsimantics%2Fbrowsing%2Fui%2Fmodel%2Fchildren%2FRelationStatementRule.java;h=3b327dccb34305bae14c7d3139a33c81568f2870;hp=82b92055d7ac72532d13129d998018da47e9b473;hb=0ae2b770234dfc3cbb18bd38f324125cf0faca07;hpb=24e2b34260f219f0d1644ca7a138894980e25b14 diff --git a/bundles/org.simantics.browsing.ui.model/src/org/simantics/browsing/ui/model/children/RelationStatementRule.java b/bundles/org.simantics.browsing.ui.model/src/org/simantics/browsing/ui/model/children/RelationStatementRule.java index 82b92055d..3b327dccb 100644 --- a/bundles/org.simantics.browsing.ui.model/src/org/simantics/browsing/ui/model/children/RelationStatementRule.java +++ b/bundles/org.simantics.browsing.ui.model/src/org/simantics/browsing/ui/model/children/RelationStatementRule.java @@ -1,58 +1,58 @@ -/******************************************************************************* - * Copyright (c) 2010, 2011 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.model.children; - -import java.util.ArrayList; -import java.util.Collection; -import java.util.Collections; - -import org.simantics.browsing.ui.model.tests.Test; -import org.simantics.db.ReadGraph; -import org.simantics.db.Resource; -import org.simantics.db.Statement; -import org.simantics.db.exception.DatabaseException; - -/** - * A child rule that says that there is exactly one child node whose content - * is equal to the content of the parent. - * @author Hannu Niemistö - */ -public class RelationStatementRule implements ChildRule { - - Resource relation; - - public RelationStatementRule(Resource relation, Test test) { - this.relation = relation; - } - - @Override - public Collection getChildren(ReadGraph graph, Object parent) throws DatabaseException { - ArrayList result = new ArrayList(); - for(Resource property : graph.getPredicates((Resource)parent)) { - if(graph.isSubrelationOf(property, relation)) { - result.addAll(graph.getStatements((Resource)parent, property)); - } - } - return result; - } - - @Override - public Collection getParents(ReadGraph graph, Object child) - throws DatabaseException { - return Collections.emptyList(); - } - - @Override - public boolean isCompatible(Class contentType) { - return contentType.equals(Resource.class); - } -} +/******************************************************************************* + * Copyright (c) 2010, 2011 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.model.children; + +import java.util.ArrayList; +import java.util.Collection; +import java.util.Collections; + +import org.simantics.browsing.ui.model.tests.Test; +import org.simantics.db.ReadGraph; +import org.simantics.db.Resource; +import org.simantics.db.Statement; +import org.simantics.db.exception.DatabaseException; + +/** + * A child rule that says that there is exactly one child node whose content + * is equal to the content of the parent. + * @author Hannu Niemistö + */ +public class RelationStatementRule implements ChildRule { + + Resource relation; + + public RelationStatementRule(Resource relation, Test test) { + this.relation = relation; + } + + @Override + public Collection getChildren(ReadGraph graph, Object parent) throws DatabaseException { + ArrayList result = new ArrayList(); + for(Resource property : graph.getPredicates((Resource)parent)) { + if(graph.isSubrelationOf(property, relation)) { + result.addAll(graph.getStatements((Resource)parent, property)); + } + } + return result; + } + + @Override + public Collection getParents(ReadGraph graph, Object child) + throws DatabaseException { + return Collections.emptyList(); + } + + @Override + public boolean isCompatible(Class contentType) { + return contentType.equals(Resource.class); + } +}