-/*******************************************************************************\r
- * Copyright (c) 2010, 2011 Association for Decentralized Information Management in\r
- * Industry THTH ry.\r
- * All rights reserved. This program and the accompanying materials\r
- * are made available under the terms of the Eclipse Public License v1.0\r
- * which accompanies this distribution, and is available at\r
- * http://www.eclipse.org/legal/epl-v10.html\r
- *\r
- * Contributors:\r
- * VTT Technical Research Centre of Finland - initial API and implementation\r
- *******************************************************************************/\r
-package org.simantics.browsing.ui.model.children;\r
-\r
-import java.util.ArrayList;\r
-import java.util.Collection;\r
-import java.util.Collections;\r
-import java.util.List;\r
-\r
-import org.simantics.db.ReadGraph;\r
-import org.simantics.db.Resource;\r
-import org.simantics.db.common.utils.OrderedSetUtils;\r
-import org.simantics.db.exception.DatabaseException;\r
-\r
-public class CompositeChildRule implements ChildRule { \r
- List<ChildRule> childRules;\r
- \r
- public CompositeChildRule(List<ChildRule> childRules) {\r
- this.childRules = childRules;\r
- }\r
- \r
- public CompositeChildRule(ReadGraph graph, Resource orderedSet) throws DatabaseException {\r
- List<Resource> childRuleResources = OrderedSetUtils.toList(graph, orderedSet);\r
- childRules = new ArrayList<ChildRule>(childRuleResources.size());\r
- for(Resource childRuleResource : childRuleResources)\r
- childRules.add(graph.adapt(childRuleResource, ChildRule.class));\r
- }\r
- \r
- @Override\r
- public Collection<?> getChildren(ReadGraph graph, Object parent) throws DatabaseException {\r
- Collection<Object> result = Collections.singleton(parent);\r
- for(int i=0;i<childRules.size();++i) {\r
- ChildRule rule = childRules.get(i);\r
- ArrayList<Object> children = new ArrayList<Object>();\r
- for(Object r : result)\r
- children.addAll(rule.getChildren(graph, r));\r
- result = children;\r
- }\r
- return result;\r
- }\r
- \r
- @Override\r
- public Collection<?> getParents(ReadGraph graph, Object child) throws DatabaseException {\r
- Collection<Object> result = Collections.singleton(child);\r
- for(int i=childRules.size()-1;i>=0;--i) {\r
- ChildRule rule = childRules.get(i);\r
- ArrayList<Object> parents = new ArrayList<Object>();\r
- for(Object r : result)\r
- parents.addAll(rule.getParents(graph, r));\r
- result = parents;\r
- }\r
- return result;\r
- }\r
-\r
- @Override\r
- public boolean isCompatible(Class<?> contentType) {\r
- if(childRules.isEmpty())\r
- return true; \r
- return childRules.get(0).isCompatible(contentType);\r
- }\r
-}\r
+/*******************************************************************************
+ * 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 java.util.List;
+
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.common.utils.OrderedSetUtils;
+import org.simantics.db.exception.DatabaseException;
+
+public class CompositeChildRule implements ChildRule {
+ List<ChildRule> childRules;
+
+ public CompositeChildRule(List<ChildRule> childRules) {
+ this.childRules = childRules;
+ }
+
+ public CompositeChildRule(ReadGraph graph, Resource orderedSet) throws DatabaseException {
+ List<Resource> childRuleResources = OrderedSetUtils.toList(graph, orderedSet);
+ childRules = new ArrayList<ChildRule>(childRuleResources.size());
+ for(Resource childRuleResource : childRuleResources)
+ childRules.add(graph.adapt(childRuleResource, ChildRule.class));
+ }
+
+ @Override
+ public Collection<?> getChildren(ReadGraph graph, Object parent) throws DatabaseException {
+ Collection<Object> result = Collections.singleton(parent);
+ for(int i=0;i<childRules.size();++i) {
+ ChildRule rule = childRules.get(i);
+ ArrayList<Object> children = new ArrayList<Object>();
+ for(Object r : result)
+ children.addAll(rule.getChildren(graph, r));
+ result = children;
+ }
+ return result;
+ }
+
+ @Override
+ public Collection<?> getParents(ReadGraph graph, Object child) throws DatabaseException {
+ Collection<Object> result = Collections.singleton(child);
+ for(int i=childRules.size()-1;i>=0;--i) {
+ ChildRule rule = childRules.get(i);
+ ArrayList<Object> parents = new ArrayList<Object>();
+ for(Object r : result)
+ parents.addAll(rule.getParents(graph, r));
+ result = parents;
+ }
+ return result;
+ }
+
+ @Override
+ public boolean isCompatible(Class<?> contentType) {
+ if(childRules.isEmpty())
+ return true;
+ return childRules.get(0).isCompatible(contentType);
+ }
+}