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Migrated RMI adapter and parser code from "org.springframework.integration.adapter" to the new "org.springframework.integration.rmi" module, and added a dedicated spring-integration-rmi-1.0.xsd schema and RmiNamespaceHandler.

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This commit is contained in:
Mark Fisher
2008-09-20 16:36:50 +00:00
parent 65e0ecc12f
commit 6ed4c1d7bf
16 changed files with 138 additions and 45 deletions
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90
org.springframework.integration.adapter/src/main/java/org/springframework/integration/adapter/rmi/RmiGateway.java
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@@ -1,90 +0,0 @@
/*
* Copyright 2002-2008 the original author or authors.
*
* 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.springframework.integration.adapter.rmi;
import java.rmi.RemoteException;
import java.rmi.registry.Registry;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.integration.adapter.AbstractRemotingGateway;
import org.springframework.integration.channel.MessageChannel;
import org.springframework.integration.handler.MessageHandler;
import org.springframework.remoting.rmi.RmiServiceExporter;
import org.springframework.remoting.support.RemoteInvocationExecutor;
import org.springframework.util.Assert;
import org.springframework.util.StringUtils;
/**
* A gateway adapter for RMI-based remoting.
*
* @author Mark Fisher
*/
public class RmiGateway extends AbstractRemotingGateway implements InitializingBean, MessageHandler {
public static final String SERVICE_NAME_PREFIX = "org.springframewok.integration.rmiGateway.";
private final String requestChannelName;
private volatile String registryHost;
private volatile int registryPort = Registry.REGISTRY_PORT;
private volatile RemoteInvocationExecutor remoteInvocationExecutor;
/**
* Create an RmiGateway that sends to the provided request channel.
*
* @param requestChannel the channel where messages will be sent, must not be
* <code>null</code>.
*/
public RmiGateway(MessageChannel requestChannel) {
super(requestChannel);
this.requestChannelName = requestChannel.getName();
Assert.isTrue(StringUtils.hasText(this.requestChannelName), "RmiGateway's request channel must have a name.");
}
public void setRegistryHost(String registryHost) {
this.registryHost = registryHost;
}
public void setRegistryPort(int registryPort) {
this.registryPort = registryPort;
}
public void setRemoteInvocationExecutor(RemoteInvocationExecutor remoteInvocationExecutor) {
this.remoteInvocationExecutor = remoteInvocationExecutor;
}
public void afterPropertiesSet() throws RemoteException {
RmiServiceExporter exporter = new RmiServiceExporter();
if (this.registryHost != null) {
exporter.setRegistryHost(this.registryHost);
}
exporter.setRegistryPort(this.registryPort);
if (this.remoteInvocationExecutor != null) {
exporter.setRemoteInvocationExecutor(this.remoteInvocationExecutor);
}
exporter.setService(this);
exporter.setServiceInterface(MessageHandler.class);
exporter.setServiceName(SERVICE_NAME_PREFIX + this.requestChannelName);
exporter.afterPropertiesSet();
}
}

46
org.springframework.integration.adapter/src/main/java/org/springframework/integration/adapter/rmi/RmiHandler.java
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@@ -1,46 +0,0 @@
/*
* Copyright 2002-2008 the original author or authors.
*
* 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.springframework.integration.adapter.rmi;
import org.springframework.integration.adapter.AbstractRemotingHandler;
import org.springframework.integration.handler.MessageHandler;
import org.springframework.remoting.rmi.RmiProxyFactoryBean;
/**
* A MessageHandler adapter for RMI-based remoting.
*
* @author Mark Fisher
*/
public class RmiHandler extends AbstractRemotingHandler {
public RmiHandler(String url) {
super(url);
}
@Override
public MessageHandler createHandlerProxy(String url) {
RmiProxyFactoryBean proxyFactory = new RmiProxyFactoryBean();
proxyFactory.setServiceInterface(MessageHandler.class);
proxyFactory.setServiceUrl(url);
proxyFactory.setLookupStubOnStartup(false);
proxyFactory.setRefreshStubOnConnectFailure(true);
proxyFactory.afterPropertiesSet();
return (MessageHandler) proxyFactory.getObject();
}
}

55
org.springframework.integration.adapter/src/main/java/org/springframework/integration/adapter/rmi/config/RmiGatewayParser.java
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@@ -1,55 +0,0 @@
/*
* Copyright 2002-2008 the original author or authors.
*
* 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.springframework.integration.adapter.rmi.config;
import org.w3c.dom.Element;
import org.springframework.beans.factory.support.BeanDefinitionBuilder;
import org.springframework.integration.adapter.config.AbstractRemotingGatewayParser;
import org.springframework.integration.adapter.rmi.RmiGateway;
import org.springframework.util.StringUtils;
/**
* Parser for the &lt;rmi-gateway/&gt; element.
*
* @author Mark Fisher
*/
public class RmiGatewayParser extends AbstractRemotingGatewayParser {
private static final String REMOTE_INVOCATION_EXECUTOR_ATTRIBUTE = "remote-invocation-executor";
@Override
protected Class<?> getBeanClass(Element element) {
return RmiGateway.class;
}
@Override
protected boolean isEligibleAttribute(String attributeName) {
return !attributeName.equals(REMOTE_INVOCATION_EXECUTOR_ATTRIBUTE)
&& super.isEligibleAttribute(attributeName);
}
@Override
protected void doPostProcess(BeanDefinitionBuilder builder, Element element) {
String executorRef = element.getAttribute(REMOTE_INVOCATION_EXECUTOR_ATTRIBUTE);
if (StringUtils.hasText(executorRef)) {
builder.addPropertyReference("remoteInvocationExecutor", executorRef);
}
}
}

65
org.springframework.integration.adapter/src/main/java/org/springframework/integration/adapter/rmi/config/RmiHandlerParser.java
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@@ -1,65 +0,0 @@
/*
* Copyright 2002-2008 the original author or authors.
*
* 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.springframework.integration.adapter.rmi.config;
import java.rmi.registry.Registry;
import org.w3c.dom.Element;
import org.springframework.beans.factory.support.BeanDefinitionBuilder;
import org.springframework.beans.factory.xml.AbstractSingleBeanDefinitionParser;
import org.springframework.integration.ConfigurationException;
import org.springframework.integration.adapter.rmi.RmiGateway;
import org.springframework.integration.adapter.rmi.RmiHandler;
import org.springframework.util.StringUtils;
/**
* Parser for the &lt;rmi-handler/&gt; element.
*
* @author Mark Fisher
*/
public class RmiHandlerParser extends AbstractSingleBeanDefinitionParser {
@Override
protected Class<?> getBeanClass(Element element) {
return RmiHandler.class;
}
@Override
protected boolean shouldGenerateId() {
return false;
}
@Override
protected boolean shouldGenerateIdAsFallback() {
return true;
}
@Override
protected void doParse(Element element, BeanDefinitionBuilder builder) {
String host = element.getAttribute("host");
String remoteChannel = element.getAttribute("remote-channel");
if (!(StringUtils.hasText(host) && StringUtils.hasText(remoteChannel))) {
throw new ConfigurationException("The 'host' and 'remote-channel' attributes are both required");
}
String portAttribute = element.getAttribute("port");
String port = StringUtils.hasText(portAttribute) ? portAttribute : "" + Registry.REGISTRY_PORT;
String url = "rmi://" + host + ":" + port + "/" + RmiGateway.SERVICE_NAME_PREFIX + remoteChannel;
builder.addConstructorArgValue(url);
}
}

2
org.springframework.integration.adapter/src/main/resources/META-INF/spring-integration.parsers
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@@ -6,5 +6,3 @@ httpinvoker-handler=org.springframework.integration.adapter.httpinvoker.config.H
mail-target=org.springframework.integration.adapter.mail.config.MailTargetParser
polling-mail-source=org.springframework.integration.adapter.mail.config.PollingMailSourceParser
imap-idle-mail-source=org.springframework.integration.adapter.mail.config.SubscribableImapIdleMailSourceParser
rmi-gateway=org.springframework.integration.adapter.rmi.config.RmiGatewayParser
rmi-handler=org.springframework.integration.adapter.rmi.config.RmiHandlerParser