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Posted to commits@felix.apache.org by pd...@apache.org on 2016/09/24 21:09:20 UTC

svn commit: r1762151 - in /felix/trunk/dependencymanager: org.apache.felix.dependencymanager.itest/src/org/apache/felix/dm/itest/api/ org.apache.felix.dependencymanager/src/org/apache/felix/dm/impl/ org.apache.felix.dependencymanager/test/test/

Author: pderop
Date: Sat Sep 24 21:09:20 2016
New Revision: 1762151

URL: http://svn.apache.org/viewvc?rev=1762151&view=rev
Log:
FELIX-5274: remove callback fails after manually removing dynamic dependencies (the DM state machine is now not reentrant anymore).

Added:
    felix/trunk/dependencymanager/org.apache.felix.dependencymanager.itest/src/org/apache/felix/dm/itest/api/FELIX5274_CleanupInstanceBoundDependenciesInDestroy.java
Modified:
    felix/trunk/dependencymanager/org.apache.felix.dependencymanager/src/org/apache/felix/dm/impl/ComponentImpl.java
    felix/trunk/dependencymanager/org.apache.felix.dependencymanager/test/test/ComponentTest.java

Added: felix/trunk/dependencymanager/org.apache.felix.dependencymanager.itest/src/org/apache/felix/dm/itest/api/FELIX5274_CleanupInstanceBoundDependenciesInDestroy.java
URL: http://svn.apache.org/viewvc/felix/trunk/dependencymanager/org.apache.felix.dependencymanager.itest/src/org/apache/felix/dm/itest/api/FELIX5274_CleanupInstanceBoundDependenciesInDestroy.java?rev=1762151&view=auto
==============================================================================
--- felix/trunk/dependencymanager/org.apache.felix.dependencymanager.itest/src/org/apache/felix/dm/itest/api/FELIX5274_CleanupInstanceBoundDependenciesInDestroy.java (added)
+++ felix/trunk/dependencymanager/org.apache.felix.dependencymanager.itest/src/org/apache/felix/dm/itest/api/FELIX5274_CleanupInstanceBoundDependenciesInDestroy.java Sat Sep 24 21:09:20 2016
@@ -0,0 +1,110 @@
+/*
+ * 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.apache.felix.dm.itest.api;
+
+import org.apache.felix.dm.Component;
+import org.apache.felix.dm.Dependency;
+import org.apache.felix.dm.DependencyManager;
+import org.apache.felix.dm.itest.util.Ensure;
+import org.apache.felix.dm.itest.util.TestBase;
+
+/**
+ * @author <a href="mailto:dev@felix.apache.org">Felix Project Team</a>
+ */
+public class FELIX5274_CleanupInstanceBoundDependenciesInDestroy extends TestBase {
+	Ensure m_ensure;
+	
+	public void testInstanceBoundDependencyNotReAddedTwice() {
+		DependencyManager m = getDM();
+		m_ensure = new Ensure();
+		
+		A aObject = new A();
+		Component a = m.createComponent()
+				.setImplementation(aObject)
+				.add(m.createServiceDependency().setService(B.class).setRequired(true).setCallbacks("bindB", "unbindB"));
+		
+		Component b = m.createComponent()
+				.setImplementation(new B())
+				.setInterface(B.class.getName(), null);
+		
+		Component c = m.createComponent()
+				.setImplementation(new C())
+				.setInterface(C.class.getName(), null);
+		
+		m.add(b);
+		m.add(a);		
+		m.add(c);
+				
+		m.remove(b);		
+		m_ensure.waitForStep(5, 3000);
+		m.add(b);
+		m_ensure.waitForStep(8, 3000);
+		aObject.testDone();
+		m.clear();		
+	}
+	
+	public class A {
+        private Ensure.Steps m_stepsBindB = new Ensure.Steps(1, 6);
+        private Ensure.Steps m_stepsUnbindB = new Ensure.Steps(5);
+        private Ensure.Steps m_stepsBindC = new Ensure.Steps(3, 8);
+        private Ensure.Steps m_stepsUnbindC = new Ensure.Steps(4);
+        private Ensure.Steps m_stepsInit = new Ensure.Steps(2, 7);
+        private Dependency m_depC;
+        private boolean m_done;
+
+		void bindB(B b) {
+			m_ensure.steps(m_stepsBindB);
+		}
+		
+		public void testDone() {
+            m_done = true;           
+        }
+
+        void unbindB(B b) {
+			if (! m_done) m_ensure.steps(m_stepsUnbindB);
+		}
+
+		void init(Component component) {
+			DependencyManager dm = component.getDependencyManager();
+			m_depC = dm.createServiceDependency().setService(C.class).setRequired(true).setCallbacks("bindC", "unbindC");
+			m_ensure.steps(m_stepsInit);
+			component.add(m_depC);
+		}
+		
+		void destroy(Component component) {
+			component.remove(m_depC);
+		}
+		
+		void bindC(C c) {
+			m_ensure.steps(m_stepsBindC);
+		}
+		
+		void unbindC(C c) {
+		    if (! m_done) m_ensure.steps(m_stepsUnbindC);
+		}
+	}
+	
+	public static class B {
+		
+	}
+	
+	public static class C {
+		
+	}	
+}

Modified: felix/trunk/dependencymanager/org.apache.felix.dependencymanager/src/org/apache/felix/dm/impl/ComponentImpl.java
URL: http://svn.apache.org/viewvc/felix/trunk/dependencymanager/org.apache.felix.dependencymanager/src/org/apache/felix/dm/impl/ComponentImpl.java?rev=1762151&r1=1762150&r2=1762151&view=diff
==============================================================================
--- felix/trunk/dependencymanager/org.apache.felix.dependencymanager/src/org/apache/felix/dm/impl/ComponentImpl.java (original)
+++ felix/trunk/dependencymanager/org.apache.felix.dependencymanager/src/org/apache/felix/dm/impl/ComponentImpl.java Sat Sep 24 21:09:20 2016
@@ -913,6 +913,9 @@ public class ComponentImpl implements Co
      * Runs the state machine, to see if a change event has to trigger some component state transition.
      */
     private void handleChange() {
+        if (isHandlingChange()) {
+            return;
+        }
         m_logger.debug("handleChanged");
     	handlingChange(true);
         try {

Modified: felix/trunk/dependencymanager/org.apache.felix.dependencymanager/test/test/ComponentTest.java
URL: http://svn.apache.org/viewvc/felix/trunk/dependencymanager/org.apache.felix.dependencymanager/test/test/ComponentTest.java?rev=1762151&r1=1762150&r2=1762151&view=diff
==============================================================================
--- felix/trunk/dependencymanager/org.apache.felix.dependencymanager/test/test/ComponentTest.java (original)
+++ felix/trunk/dependencymanager/org.apache.felix.dependencymanager/test/test/ComponentTest.java Sat Sep 24 21:09:20 2016
@@ -130,17 +130,17 @@ public class ComponentTest {
             }
             void destroy() {
                 System.out.println("destroy");
-                e.step(9);
+                e.step(7);
             }
         });
         e.step(1);
         c.start();
-        e.step(5);
+        e.step(3);
         d2.add(new EventImpl());
-        e.step(7);
+        e.step(5);
         d.remove(new EventImpl());
         c.stop();
-        e.step(10);
+        e.step(8);
     }
     
 	@Test