Author: pero
Date: Sat Jul  3 23:02:46 2010
New Revision: 960284

URL: http://svn.apache.org/viewvc?rev=960284&view=rev
Log:
Fix NPE and add small test case to check VirtualWebappLoader.

Added:
    tomcat/trunk/test/org/apache/catalina/loader/TestVirtualWebappLoader.java   
(with props)
Modified:
    tomcat/trunk/java/org/apache/catalina/loader/WebappLoader.java

Modified: tomcat/trunk/java/org/apache/catalina/loader/WebappLoader.java
URL: 
http://svn.apache.org/viewvc/tomcat/trunk/java/org/apache/catalina/loader/WebappLoader.java?rev=960284&r1=960283&r2=960284&view=diff
==============================================================================
--- tomcat/trunk/java/org/apache/catalina/loader/WebappLoader.java (original)
+++ tomcat/trunk/java/org/apache/catalina/loader/WebappLoader.java Sat Jul  3 
23:02:46 2010
@@ -483,9 +483,7 @@ public class WebappLoader extends Lifecy
      * such that the loaded classes should be reloaded?
      */
     public boolean modified() {
-
-        return (classLoader.modified());
-
+        return classLoader != null ? classLoader.modified() : false ;
     }
 
 
@@ -493,7 +491,7 @@ public class WebappLoader extends Lifecy
      * Used to periodically signal to the classloader to release JAR resources.
      */
     public void closeJARs(boolean force) {
-        if (classLoader !=null){
+        if (classLoader !=null) {
             classLoader.closeJARs(force);
         }
     }

Added: tomcat/trunk/test/org/apache/catalina/loader/TestVirtualWebappLoader.java
URL: 
http://svn.apache.org/viewvc/tomcat/trunk/test/org/apache/catalina/loader/TestVirtualWebappLoader.java?rev=960284&view=auto
==============================================================================
--- tomcat/trunk/test/org/apache/catalina/loader/TestVirtualWebappLoader.java 
(added)
+++ tomcat/trunk/test/org/apache/catalina/loader/TestVirtualWebappLoader.java 
Sat Jul  3 23:02:46 2010
@@ -0,0 +1,67 @@
+/*
+ *  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.catalina.loader;
+
+import java.io.File;
+
+import org.apache.catalina.core.StandardContext;
+import org.apache.catalina.startup.Tomcat;
+import org.apache.catalina.startup.TomcatBaseTest;
+import org.apache.naming.resources.FileDirContext;
+
+public class TestVirtualWebappLoader extends TomcatBaseTest {
+
+    public void testModified() throws Exception {
+        WebappLoader loader = new WebappLoader();
+        assertNull(loader.getClassLoader());
+        assertFalse(loader.modified());
+    }
+    
+    public void testStartInternal() throws Exception {
+        Tomcat tomcat = getTomcatInstance();
+        File appDir = new File("test/webapp-3.0");      
+        // Must have a real docBase - just use temp
+        StandardContext ctx = 
+            (StandardContext)tomcat.addContext("/",  appDir.getAbsolutePath());
+
+        VirtualWebappLoader loader = new VirtualWebappLoader();
+         
+        loader.setContainer(ctx);
+        ctx.setLoader(loader);
+        ctx.setResources(new FileDirContext());
+        ctx.resourcesStart();
+        File dir = new File("test/webapp-3.0-fragments/WEB-INF/lib");
+        loader.setVirtualClasspath(dir.getAbsolutePath() + "/*.jar");
+        loader.startInternal();
+        String[] repos = loader.getRepositories();
+        assertEquals(2,repos.length);
+        loader.stopInternal();
+        // ToDo: Why doesn't remove repositories?
+        repos = loader.getRepositories();
+        assertEquals(2, repos.length);
+        
+        // no leak
+        loader.startInternal();
+        repos = loader.getRepositories();
+        assertEquals(2,repos.length);
+        
+        // clear loader
+        ctx.setLoader(null);
+        // see tearDown()!
+        tomcat.start();
+    }
+}

Propchange: 
tomcat/trunk/test/org/apache/catalina/loader/TestVirtualWebappLoader.java
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    svn:eol-style = native

Propchange: 
tomcat/trunk/test/org/apache/catalina/loader/TestVirtualWebappLoader.java
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    svn:keywords = Author Date Id Revision



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