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package org.mule.transport.rmi; |
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import org.mule.api.MessagingException; |
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import org.mule.api.MuleContext; |
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import org.mule.api.MuleEvent; |
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import org.mule.api.MuleException; |
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import org.mule.api.config.MuleProperties; |
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import org.mule.api.construct.FlowConstruct; |
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import org.mule.api.endpoint.EndpointURI; |
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import org.mule.api.endpoint.ImmutableEndpoint; |
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import org.mule.api.endpoint.InboundEndpoint; |
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import org.mule.api.lifecycle.InitialisationException; |
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import org.mule.api.transformer.TransformerException; |
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import org.mule.api.transport.MessageReceiver; |
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import org.mule.api.transport.PropertyScope; |
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import org.mule.config.i18n.CoreMessages; |
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import org.mule.transport.AbstractJndiConnector; |
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import org.mule.transport.rmi.i18n.RmiMessages; |
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import org.mule.util.ArrayUtils; |
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import org.mule.util.ClassUtils; |
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import org.mule.util.IOUtils; |
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import java.io.IOException; |
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import java.lang.reflect.Method; |
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import java.net.InetAddress; |
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import java.net.URL; |
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import java.rmi.NotBoundException; |
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import java.rmi.RMISecurityManager; |
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import java.rmi.Remote; |
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import java.util.Arrays; |
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import java.util.Collection; |
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import java.util.Iterator; |
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import java.util.List; |
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import javax.naming.NamingException; |
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import org.apache.commons.collections.MapUtils; |
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public class RmiConnector extends AbstractJndiConnector |
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{ |
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public static final String RMI = "rmi"; |
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public static final int DEFAULT_RMI_muleRegistry_PORT = 1099; |
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public static final String PROPERTY_RMI_SECURITY_POLICY = "securityPolicy"; |
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public static final String PROPERTY_RMI_SERVER_CODEBASE = "serverCodebase"; |
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public static final String PROPERTY_SERVER_CLASS_NAME = "serverClassName"; |
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public static final String PROPERTY_SERVICE_METHOD_PARAM_TYPES = "methodArgumentTypes"; |
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public static final String PROPERTY_SERVICE_METHOD_PARAMS_LIST = "methodArgumentsList"; |
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|
76 | 0 | private String securityPolicy = null; |
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|
78 | 0 | private String serverCodebase = null; |
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|
80 | 0 | private String serverClassName = null; |
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|
82 | 0 | protected long pollingFrequency = 1000L; |
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|
84 | 0 | private SecurityManager securityManager = new RMISecurityManager(); |
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public RmiConnector(MuleContext context) |
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{ |
88 | 0 | super(context); |
89 | 0 | } |
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@Override |
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protected void doInitialise() throws InitialisationException |
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{ |
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|
95 | 0 | if (securityPolicy != null) |
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{ |
97 | 0 | System.setProperty("java.security.policy", securityPolicy); |
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} |
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|
101 | 0 | if (securityManager != null) |
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{ |
103 | 0 | System.setSecurityManager(securityManager); |
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} |
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|
106 | 0 | initJndiContext(); |
107 | 0 | } |
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@Override |
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protected void doDispose() |
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{ |
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|
113 | 0 | } |
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@Override |
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protected void doConnect() throws Exception |
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{ |
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|
119 | 0 | } |
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@Override |
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protected void doDisconnect() throws Exception |
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{ |
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|
125 | 0 | } |
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@Override |
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protected void doStart() throws MuleException |
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{ |
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|
131 | 0 | } |
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|
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@Override |
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protected void doStop() throws MuleException |
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{ |
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|
137 | 0 | } |
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|
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public String getProtocol() |
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{ |
141 | 0 | return RMI; |
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} |
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|
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public String getSecurityPolicy() |
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{ |
146 | 0 | return securityPolicy; |
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} |
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public void setSecurityPolicy(String path) |
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{ |
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|
152 | 0 | if (path != null) |
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{ |
154 | 0 | URL url = IOUtils.getResourceAsUrl(path, RmiConnector.class); |
155 | 0 | if (url == null) |
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{ |
157 | 0 | throw new IllegalArgumentException( |
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"Error on initialization, RMI security policy does not exist"); |
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} |
160 | 0 | this.securityPolicy = url.toString(); |
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} |
162 | 0 | } |
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|
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public String getServerCodebase() |
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{ |
166 | 0 | return (this.serverCodebase); |
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} |
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|
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public void setServerCodebase(String serverCodebase) |
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{ |
171 | 0 | this.serverCodebase = serverCodebase; |
172 | 0 | } |
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|
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public String getServerClassName() |
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{ |
176 | 0 | return (this.serverClassName); |
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} |
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|
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public void setServerClassName(String serverClassName) |
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{ |
181 | 0 | this.serverClassName = serverClassName; |
182 | 0 | } |
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|
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public SecurityManager getSecurityManager() |
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{ |
186 | 0 | return securityManager; |
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} |
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public void setSecurityManager(SecurityManager securityManager) |
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{ |
191 | 0 | this.securityManager = securityManager; |
192 | 0 | } |
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|
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@Override |
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public MessageReceiver createReceiver(FlowConstruct flowConstruct, InboundEndpoint endpoint) throws Exception |
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{ |
197 | 0 | final Object[] args = new Object[]{new Long(pollingFrequency)}; |
198 | 0 | return getServiceDescriptor().createMessageReceiver(this, flowConstruct, endpoint, args); |
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} |
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public Method getMethodObject(Remote remoteObject, MuleEvent event) |
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throws MuleException, NoSuchMethodException, ClassNotFoundException |
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{ |
214 | 0 | EndpointURI endpointUri = event.getEndpoint().getEndpointURI(); |
215 | 0 | String methodName = MapUtils.getString(endpointUri.getParams(), MuleProperties.MULE_METHOD_PROPERTY, |
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null); |
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|
218 | 0 | if (null == methodName) |
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{ |
220 | 0 | methodName = (String)event.getMessage().removeProperty(MuleProperties.MULE_METHOD_PROPERTY, PropertyScope.INVOCATION); |
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|
222 | 0 | if (null == methodName) |
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{ |
224 | 0 | throw new MessagingException(RmiMessages.messageParamServiceMethodNotSet(), event); |
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} |
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} |
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|
228 | 0 | Class[] argTypes = getArgTypes(event.getMessage().getInvocationProperty(RmiConnector.PROPERTY_SERVICE_METHOD_PARAM_TYPES), event); |
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|
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try |
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{ |
232 | 0 | return remoteObject.getClass().getMethod(methodName, argTypes); |
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} |
234 | 0 | catch (NoSuchMethodException e) |
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{ |
236 | 0 | throw new NoSuchMethodException( |
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CoreMessages.methodWithParamsNotFoundOnObject(methodName, ArrayUtils.toString(argTypes), |
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remoteObject.getClass()).toString()); |
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} |
240 | 0 | catch (SecurityException e) |
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{ |
242 | 0 | throw e; |
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} |
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} |
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|
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protected Class[] stringsToClasses(Collection strings) throws ClassNotFoundException |
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{ |
248 | 0 | Class[] classes = new Class[strings.size()]; |
249 | 0 | int index = 0; |
250 | 0 | Iterator string = strings.iterator(); |
251 | 0 | while (string.hasNext()) |
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{ |
253 | 0 | classes[index++] = ClassUtils.loadClass((String) string.next(), getClass()); |
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} |
255 | 0 | return classes; |
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} |
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|
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protected Object getRemoteRef(ImmutableEndpoint endpoint) |
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throws IOException, NotBoundException, NamingException, InitialisationException |
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{ |
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|
262 | 0 | EndpointURI endpointUri = endpoint.getEndpointURI(); |
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|
264 | 0 | String serviceName = endpointUri.getPath(); |
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try |
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{ |
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|
268 | 0 | return getJndiContext().lookup(serviceName); |
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} |
270 | 0 | catch (NamingException e) |
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{ |
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|
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} |
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|
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try |
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{ |
277 | 0 | serviceName = serviceName.substring(1); |
278 | 0 | return getJndiContext().lookup(serviceName); |
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} |
280 | 0 | catch (NamingException e) |
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{ |
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|
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} |
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|
285 | 0 | int port = endpointUri.getPort(); |
286 | 0 | if (port < 1) |
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{ |
288 | 0 | if (logger.isWarnEnabled()) |
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{ |
290 | 0 | logger.warn("RMI port not set on URI: " + endpointUri + ". Using default port: " |
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+ RmiConnector.DEFAULT_RMI_muleRegistry_PORT); |
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} |
293 | 0 | port = RmiConnector.DEFAULT_RMI_muleRegistry_PORT; |
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} |
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|
296 | 0 | InetAddress inetAddress = InetAddress.getByName(endpointUri.getHost()); |
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|
298 | 0 | return getJndiContext(inetAddress.getHostAddress() + ":" + port).lookup(serviceName); |
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} |
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|
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public Remote getRemoteObject(ImmutableEndpoint endpoint) |
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throws IOException, NotBoundException, NamingException, InitialisationException |
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{ |
304 | 0 | return (Remote)getRemoteRef(endpoint); |
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} |
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|
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public long getPollingFrequency() |
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{ |
309 | 0 | return pollingFrequency; |
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} |
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public void setPollingFrequency(long pollingFrequency) |
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{ |
314 | 0 | this.pollingFrequency = pollingFrequency; |
315 | 0 | } |
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|
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protected Class[] getArgTypes(Object args, MuleEvent fromEvent) |
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throws ClassNotFoundException, TransformerException |
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{ |
320 | 0 | Class<?>[] argTypes = null; |
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|
322 | 0 | if (args instanceof List) |
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{ |
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|
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|
326 | 0 | argTypes = stringsToClasses((List) args); |
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} |
328 | 0 | else if (args instanceof String) |
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{ |
330 | 0 | argTypes = stringsToClasses(Arrays.asList(((String) args).split(","))); |
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} |
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else |
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{ |
334 | 0 | argTypes = ClassUtils.getClassTypes(fromEvent.getMessage().getPayload()); |
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} |
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|
337 | 0 | return argTypes; |
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} |
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} |