1 files changed, 86 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/interface-java-jaxrs/src/main/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/GeneratedClassLoader.java b/sca-java-2.x/tags/2.0.1-RC1/modules/interface-java-jaxrs/src/main/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/GeneratedClassLoader.java
new file mode 100644
index 0000000000..5d296dfe12
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/interface-java-jaxrs/src/main/java/org/apache/tuscany/sca/interfacedef/java/jaxrs/GeneratedClassLoader.java
@@ -0,0 +1,86 @@
+/*
+ * 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.tuscany.sca.interfacedef.java.jaxrs;
+
+import java.net.URL;
+import java.net.URLClassLoader;
+import java.util.HashMap;
+import java.util.Map;
+
+public class GeneratedClassLoader extends URLClassLoader {
+    private class GeneratedClass {
+        private String className;
+        private byte[] byteCode;
+        private Class<?> cls;
+
+        public GeneratedClass(String className, byte[] byteCode) {
+            super();
+            this.className = className;
+            this.byteCode = byteCode;
+        }
+
+        public synchronized Class<?> getGeneratedClass() {
+            if (cls == null) {
+                cls = defineClass(className, byteCode, 0, byteCode.length);
+            }
+            return cls;
+        }
+    }
+
+    private Map<String, GeneratedClass> generatedClasses = new HashMap<String, GeneratedClass>();
+
+    public GeneratedClassLoader(ClassLoader parentLoader) {
+        super(new URL[0], parentLoader);
+    }
+
+    @Override
+    protected Class<?> findClass(String className) throws ClassNotFoundException {
+        GeneratedClass cls = generatedClasses.get(className);
+        if (cls != null) {
+            return cls.getGeneratedClass();
+        }
+        return super.findClass(className);
+    }
+
+    public synchronized Class<?> getGeneratedClass(String className, byte[] byteCode) {
+        GeneratedClass cls = generatedClasses.get(className);
+        if (cls == null) {
+            cls = new GeneratedClass(className, byteCode);
+            generatedClasses.put(className, cls);
+        }
+        return cls.getGeneratedClass();
+    }
+
+    @Override
+    public String toString() {
+        if( getParent() != null ) {
+           return "java.net.URLClassLoader:\n"
+              + "hashcode: " + hashCode() + "\n"
+              + "URLs: " + java.util.Arrays.asList(
+                 getURLs() ) + "\n"
+              + "parent { " + getParent() + " }\n";
+        } else {
+           return "java.net.URLClassLoader:\n"
+              + "hashcode: " + hashCode() + "\n"
+              + "URLs: " + java.util.Arrays.asList(
+                 getURLs() ) + "\n";
+        }
+      }
+}