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Diffstat (limited to 'sca-java-1.x/tags/java-M1-final/java/sca/core/src/main/java/org/apache/tuscany/core/wire/jdk/JDKTargetWireFactory.java')
-rw-r--r--sca-java-1.x/tags/java-M1-final/java/sca/core/src/main/java/org/apache/tuscany/core/wire/jdk/JDKTargetWireFactory.java95
1 files changed, 95 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/java-M1-final/java/sca/core/src/main/java/org/apache/tuscany/core/wire/jdk/JDKTargetWireFactory.java b/sca-java-1.x/tags/java-M1-final/java/sca/core/src/main/java/org/apache/tuscany/core/wire/jdk/JDKTargetWireFactory.java
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index 0000000000..76f3b0389c
--- /dev/null
+++ b/sca-java-1.x/tags/java-M1-final/java/sca/core/src/main/java/org/apache/tuscany/core/wire/jdk/JDKTargetWireFactory.java
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+/**
+ *
+ * Copyright 2005 The Apache Software Foundation
+ *
+ * Licensed 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.core.wire.jdk;
+
+import org.apache.tuscany.core.wire.MethodHashMap;
+import org.apache.tuscany.core.wire.WireFactoryInitException;
+import org.apache.tuscany.core.wire.TargetInvocationConfiguration;
+import org.apache.tuscany.core.wire.TargetWireFactory;
+import org.apache.tuscany.core.wire.WireTargetConfiguration;
+
+import java.lang.reflect.InvocationHandler;
+import java.lang.reflect.Method;
+import java.lang.reflect.Proxy;
+import java.util.Map;
+
+/**
+ * Creates proxies that are returned to non-SCA clients using JDK dynamic proxy facilities and front a wire. The proxies implement
+ * the business interface associated with the target service of the wire and are typically returned by a locate operation.
+ *
+ * @version $Rev: 394431 $ $Date: 2006-04-15 21:27:44 -0700 (Sat, 15 Apr 2006) $
+ */
+public class JDKTargetWireFactory implements TargetWireFactory {
+
+ private static final int UNINITIALIZED = 0;
+
+ private static final int INITIALIZED = 1;
+
+ private int state = UNINITIALIZED;
+
+ private Class[] businessInterfaceArray;
+
+ private Map<Method, TargetInvocationConfiguration> methodToInvocationConfig;
+
+ private WireTargetConfiguration configuration;
+
+ public void initialize() throws WireFactoryInitException {
+ if (state != UNINITIALIZED) {
+ throw new IllegalStateException("Proxy factory in wrong state [" + state + "]");
+ }
+ Map<Method, TargetInvocationConfiguration> invocationConfigs = configuration.getInvocationConfigurations();
+ methodToInvocationConfig = new MethodHashMap<TargetInvocationConfiguration>(invocationConfigs.size());
+ for (Map.Entry<Method, TargetInvocationConfiguration> entry : invocationConfigs.entrySet()) {
+ Method method = entry.getKey();
+ methodToInvocationConfig.put(method, entry.getValue());
+ }
+ state = INITIALIZED;
+ }
+
+ public Object createProxy() {
+ if (state != INITIALIZED) {
+ throw new IllegalStateException("Proxy factory not INITIALIZED [" + state + "]");
+ }
+ InvocationHandler handler = new JDKInvocationHandler(configuration.getMessageFactory(), methodToInvocationConfig);
+ return Proxy.newProxyInstance(configuration.getProxyClassLoader(), businessInterfaceArray, handler);
+ }
+
+ public WireTargetConfiguration getConfiguration() {
+ return configuration;
+ }
+
+ public void setConfiguration(WireTargetConfiguration config) {
+ configuration = config;
+ }
+
+ public void setBusinessInterface(Class interfaze) {
+ businessInterfaceArray = new Class[]{interfaze};
+ }
+
+ public Class getBusinessInterface() {
+ return businessInterfaceArray[0];
+ }
+
+ public void addInterface(Class claz) {
+ throw new UnsupportedOperationException("Additional proxy interfaces not yet supported");
+ }
+
+ public Class[] getImplementatedInterfaces() {
+ return businessInterfaceArray;
+ }
+
+}