| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.netbeans.modules.xml.axi.sync; |
| |
| import java.beans.PropertyChangeEvent; |
| import java.beans.PropertyChangeListener; |
| import java.io.IOException; |
| import junit.framework.*; |
| import org.netbeans.modules.xml.axi.AXIComponent; |
| import org.netbeans.modules.xml.axi.AXIDocument; |
| import org.netbeans.modules.xml.schema.model.Schema; |
| import org.netbeans.modules.xml.schema.model.SchemaModel; |
| |
| /** |
| * The unit test covers various use cases of sync on Element |
| * and ElementRef. |
| * |
| * @author Samaresh (Samaresh.Panda@Sun.Com) |
| */ |
| public class SyncDeadlockTest extends AbstractSyncTestCase { |
| |
| public static final String TEST_XSD = "resources/po.xsd"; |
| public static final String GLOBAL_ELEMENT = "purchaseOrder"; |
| private boolean done = false; |
| |
| /** |
| * SyncElementTest |
| */ |
| public SyncDeadlockTest(String testName) { |
| super(testName, TEST_XSD, GLOBAL_ELEMENT); |
| } |
| |
| public static Test suite() { |
| TestSuite suite = new TestSuite(); |
| // Disabled as referenced XSD file were partly not donated by oracle to apache |
| // suite.addTestSuite(SyncDeadlockTest.class); |
| return suite; |
| } |
| |
| public void testDeadlock() throws Exception { |
| final AXIDocument doc = getAXIModel().getRoot(); |
| doc.addPropertyChangeListener(new AXIDocumentListener(doc)); |
| SchemaModel sm = getAXIModel().getSchemaModel(); |
| // This thread will run a sync on axiom |
| // this will be run when the schema model is known to be locked |
| // from the listener. |
| // The listener will wait until this thread is blocked |
| // then continue. will force the locking |
| Thread t = new Thread(new Runnable() { |
| public void run() { |
| try { |
| doc.getModel().sync(); |
| } catch (IOException ioe) { |
| fail(); |
| } |
| } |
| }); |
| sm.addPropertyChangeListener(new SchemaModelListener(t)); |
| sm.startTransaction(); |
| Schema schema = sm.getSchema(); |
| schema.setTargetNamespace("http://xml.netbeans.org/schema/po"); |
| sm.endTransaction(); |
| t.join(); |
| assertTrue("axi model event not fired", done); |
| } |
| |
| private class SchemaModelListener implements PropertyChangeListener { |
| private Thread t; |
| |
| public SchemaModelListener(Thread t) { |
| this.t = t; |
| } |
| |
| public void propertyChange(PropertyChangeEvent evt) { |
| if(evt.getSource() instanceof Schema && |
| evt.getPropertyName().equals(Schema.TARGET_NAMESPACE_PROPERTY)) { |
| // we are now holding a lock on the schema model |
| t.start(); |
| while (!t.getState().equals(Thread.State.BLOCKED)) { |
| try { |
| Thread.currentThread().sleep(50); |
| } catch (InterruptedException ex) { |
| |
| } |
| } |
| getAXIModel().isIntransaction(); |
| } |
| } |
| } |
| |
| private class AXIDocumentListener implements PropertyChangeListener { |
| private AXIComponent source; |
| |
| public AXIDocumentListener(AXIComponent source) { |
| this.source = source; |
| } |
| |
| public void propertyChange(PropertyChangeEvent evt) { |
| if(evt.getSource() == source && evt.getPropertyName().equals(AXIDocument.PROP_TARGET_NAMESPACE)) { |
| String name = (String)evt.getNewValue(); |
| assertEquals("http://xml.netbeans.org/schema/po",name); |
| done = true; |
| } |
| } |
| } |
| } |