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From jstrac...@apache.org
Subject svn commit: r562558 - in /activemq/camel/trunk/components/camel-spring/src/main/java/org/apache/camel/spring/remoting: CamelProxyFactoryBean.java CamelServiceExporter.java SendBeforeInterceptor.java
Date Fri, 03 Aug 2007 19:38:03 GMT
Author: jstrachan
Date: Fri Aug  3 12:38:02 2007
New Revision: 562558

URL: http://svn.apache.org/viewvc?view=rev&rev=562558
Log:
Added <bean> to the XML language along with <proxyFactory> and <serviceExporter>.
Also various refactorings to tidy things up.

Added:
    activemq/camel/trunk/components/camel-spring/src/main/java/org/apache/camel/spring/remoting/CamelProxyFactoryBean.java
    activemq/camel/trunk/components/camel-spring/src/main/java/org/apache/camel/spring/remoting/CamelServiceExporter.java
    activemq/camel/trunk/components/camel-spring/src/main/java/org/apache/camel/spring/remoting/SendBeforeInterceptor.java

Added: activemq/camel/trunk/components/camel-spring/src/main/java/org/apache/camel/spring/remoting/CamelProxyFactoryBean.java
URL: http://svn.apache.org/viewvc/activemq/camel/trunk/components/camel-spring/src/main/java/org/apache/camel/spring/remoting/CamelProxyFactoryBean.java?view=auto&rev=562558
==============================================================================
--- activemq/camel/trunk/components/camel-spring/src/main/java/org/apache/camel/spring/remoting/CamelProxyFactoryBean.java
(added)
+++ activemq/camel/trunk/components/camel-spring/src/main/java/org/apache/camel/spring/remoting/CamelProxyFactoryBean.java
Fri Aug  3 12:38:02 2007
@@ -0,0 +1,101 @@
+/**
+ *
+ * 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.camel.spring.remoting;
+
+import org.apache.camel.CamelContext;
+import org.apache.camel.CamelContextAware;
+import org.apache.camel.Endpoint;
+import org.apache.camel.component.bean.ProxyHelper;
+import org.springframework.beans.factory.FactoryBean;
+import org.springframework.remoting.support.UrlBasedRemoteAccessor;
+
+/**
+ * A {@link FactoryBean} to create a Proxy to a a Camel Pojo Endpoint.
+ *
+ * @author chirino
+ */
+public class CamelProxyFactoryBean extends UrlBasedRemoteAccessor implements FactoryBean,
CamelContextAware {
+    private CamelContext camelContext;
+    private Endpoint endpoint;
+    private Object serviceProxy;
+
+    @Override
+    public void afterPropertiesSet() {
+        super.afterPropertiesSet();
+        try {
+            if (endpoint == null) {
+                if (getServiceUrl() == null || camelContext == null) {
+                    throw new IllegalArgumentException("If endpoint is not specified, the
serviceUrl and camelContext must be specified.");
+                }
+
+                endpoint = camelContext.getEndpoint(getServiceUrl());
+                if (endpoint == null) {
+                    throw new IllegalArgumentException("Could not resolve endpoint: " + getServiceUrl());
+                }
+            }
+
+            this.serviceProxy = ProxyHelper.createProxy(endpoint, getServiceInterface());
+        }
+        catch (Exception e) {
+            throw new IllegalArgumentException(e);
+        }
+    }
+
+
+    public Class getServiceInterface() {
+        return super.getServiceInterface();
+    }
+
+
+    public String getServiceUrl() {
+        return super.getServiceUrl();
+    }
+
+
+    public Object getObject() throws Exception {
+        return serviceProxy;
+    }
+
+
+    public Class getObjectType() {
+        return getServiceInterface();
+    }
+
+
+    public boolean isSingleton() {
+        return true;
+    }
+
+
+    public Endpoint getEndpoint() {
+        return endpoint;
+    }
+
+    public void setEndpoint(Endpoint endpoint) {
+        this.endpoint = endpoint;
+    }
+
+
+    public CamelContext getCamelContext() {
+        return camelContext;
+    }
+
+    public void setCamelContext(CamelContext camelContext) {
+        this.camelContext = camelContext;
+    }
+}

Added: activemq/camel/trunk/components/camel-spring/src/main/java/org/apache/camel/spring/remoting/CamelServiceExporter.java
URL: http://svn.apache.org/viewvc/activemq/camel/trunk/components/camel-spring/src/main/java/org/apache/camel/spring/remoting/CamelServiceExporter.java?view=auto&rev=562558
==============================================================================
--- activemq/camel/trunk/components/camel-spring/src/main/java/org/apache/camel/spring/remoting/CamelServiceExporter.java
(added)
+++ activemq/camel/trunk/components/camel-spring/src/main/java/org/apache/camel/spring/remoting/CamelServiceExporter.java
Fri Aug  3 12:38:02 2007
@@ -0,0 +1,100 @@
+/**
+ *
+ * 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.camel.spring.remoting;
+
+import org.apache.camel.CamelContext;
+import org.apache.camel.CamelContextAware;
+import org.apache.camel.Consumer;
+import org.apache.camel.Endpoint;
+import org.apache.camel.component.bean.BeanProcessor;
+import org.apache.camel.util.CamelContextHelper;
+import static org.apache.camel.util.ObjectHelper.notNull;
+import org.springframework.beans.BeansException;
+import org.springframework.beans.factory.DisposableBean;
+import org.springframework.beans.factory.FactoryBean;
+import org.springframework.beans.factory.InitializingBean;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.ApplicationContextAware;
+import org.springframework.remoting.support.RemoteExporter;
+
+/**
+ * A {@link FactoryBean} to create a proxy to a service exposing a given {@link #getServiceInterface()}
+ *
+ * @author chirino
+ */
+public class CamelServiceExporter extends RemoteExporter implements InitializingBean, DisposableBean,
ApplicationContextAware, CamelContextAware {
+    private String uri;
+    private CamelContext camelContext;
+    private Consumer consumer;
+    private String serviceRef;
+    private ApplicationContext applicationContext;
+
+    public String getUri() {
+        return uri;
+    }
+
+    public void setUri(String uri) {
+        this.uri = uri;
+    }
+
+    public CamelContext getCamelContext() {
+        return camelContext;
+    }
+
+    public void setCamelContext(CamelContext camelContext) {
+        this.camelContext = camelContext;
+    }
+
+    public String getServiceRef() {
+        return serviceRef;
+    }
+
+    public void setServiceRef(String serviceRef) {
+        this.serviceRef = serviceRef;
+    }
+
+    public ApplicationContext getApplicationContext() {
+        return applicationContext;
+    }
+
+    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException
{
+        this.applicationContext = applicationContext;
+    }
+
+    public void afterPropertiesSet() throws Exception {
+        // lets bind the URI to a pojo
+        notNull(uri, "uri");
+        notNull(camelContext, "camelContext");
+        if (serviceRef != null && getService() == null && applicationContext
!= null) {
+            setService(applicationContext.getBean(serviceRef));
+        }
+
+        Endpoint endpoint = CamelContextHelper.getMandatoryEndpoint(camelContext, uri);
+        Object proxy = getProxyForService();
+
+        consumer = endpoint.createConsumer(new BeanProcessor(proxy, camelContext));
+        consumer.start();
+    }
+
+    public void destroy() throws Exception {
+        if (consumer != null) {
+            consumer.stop();
+        }
+    }
+
+}

Added: activemq/camel/trunk/components/camel-spring/src/main/java/org/apache/camel/spring/remoting/SendBeforeInterceptor.java
URL: http://svn.apache.org/viewvc/activemq/camel/trunk/components/camel-spring/src/main/java/org/apache/camel/spring/remoting/SendBeforeInterceptor.java?view=auto&rev=562558
==============================================================================
--- activemq/camel/trunk/components/camel-spring/src/main/java/org/apache/camel/spring/remoting/SendBeforeInterceptor.java
(added)
+++ activemq/camel/trunk/components/camel-spring/src/main/java/org/apache/camel/spring/remoting/SendBeforeInterceptor.java
Fri Aug  3 12:38:02 2007
@@ -0,0 +1,76 @@
+/*
+ * 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.camel.spring.remoting;
+
+import org.aopalliance.intercept.MethodInterceptor;
+import org.aopalliance.intercept.MethodInvocation;
+import org.apache.camel.CamelContext;
+import org.apache.camel.CamelContextAware;
+import org.apache.camel.Endpoint;
+import org.apache.camel.Producer;
+import org.apache.camel.component.bean.CamelInvocationHandler;
+import org.apache.camel.util.CamelContextHelper;
+import static org.apache.camel.util.ObjectHelper.notNull;
+import org.springframework.beans.factory.DisposableBean;
+import org.springframework.beans.factory.InitializingBean;
+
+/**
+ * A Spring interceptor which sends a message exchange to an endpoint before the method is
invoked
+ * 
+ * @version $Revision: $
+ */
+public class SendBeforeInterceptor implements MethodInterceptor, CamelContextAware, InitializingBean,
DisposableBean {
+    private String uri;
+    private CamelContext camelContext;
+    private CamelInvocationHandler invocationHandler;
+    private Producer producer;
+
+    public Object invoke(MethodInvocation invocation) throws Throwable {
+        invocationHandler.invoke(invocation.getThis(), invocation.getMethod(), invocation.getArguments());
+        return invocation.proceed();
+    }
+
+    public void afterPropertiesSet() throws Exception {
+        notNull(uri, "uri");
+        notNull(camelContext, "camelContext");
+
+        Endpoint endpoint = CamelContextHelper.getMandatoryEndpoint(camelContext, uri);
+        producer = endpoint.createProducer();
+        producer.start();
+        invocationHandler = new CamelInvocationHandler(endpoint, producer);
+    }
+
+    public void destroy() throws Exception {
+        if (producer != null) {
+            producer.stop();
+        }
+    }
+
+    public void setCamelContext(CamelContext camelContext) {
+        this.camelContext = camelContext;
+    }
+
+    // Properties
+    //-----------------------------------------------------------------------
+    public String getUri() {
+        return uri;
+    }
+
+    public void setUri(String uri) {
+        this.uri = uri;
+    }
+}



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