]> gerrit.simantics Code Review - simantics/platform.git/blob - bundles/org.simantics.browsing.ui.model/src/org/simantics/browsing/ui/model/children/ConstantChildRule.java
Propagate ignoreNulls parameter recursively in bounds calculation
[simantics/platform.git] / bundles / org.simantics.browsing.ui.model / src / org / simantics / browsing / ui / model / children / ConstantChildRule.java
1 /*******************************************************************************
2  * Copyright (c) 2010, 2011 Association for Decentralized Information Management in
3  * Industry THTH ry.
4  * All rights reserved. This program and the accompanying materials
5  * are made available under the terms of the Eclipse Public License v1.0
6  * which accompanies this distribution, and is available at
7  * http://www.eclipse.org/legal/epl-v10.html
8  *
9  * Contributors:
10  *     VTT Technical Research Centre of Finland - initial API and implementation
11  *******************************************************************************/
12 package org.simantics.browsing.ui.model.children;
13
14 import java.util.Collection;
15 import java.util.Collections;
16
17 import org.simantics.db.ReadGraph;
18 import org.simantics.db.Resource;
19 import org.simantics.db.exception.DatabaseException;
20
21 public class ConstantChildRule implements ChildRule {
22     Collection<Resource> children;
23     
24     public ConstantChildRule(Collection<Resource> children) {
25         this.children = children;
26     }
27     
28     @Override
29     public Collection<?> getChildren(ReadGraph graph, Object parent) throws DatabaseException {
30        return children;
31     }
32     
33     @Override
34     public Collection<?> getParents(ReadGraph graph, Object child) throws DatabaseException {
35         return Collections.emptyList();        
36     }
37
38     @Override
39     public boolean isCompatible(Class<?> contentType) {
40         return true;
41     }
42 }