1 | |
|
2 | |
|
3 | |
|
4 | |
|
5 | |
|
6 | |
|
7 | |
package org.mule.transport.rmi; |
8 | |
|
9 | |
import org.mule.api.MessagingException; |
10 | |
import org.mule.api.MuleContext; |
11 | |
import org.mule.api.MuleEvent; |
12 | |
import org.mule.api.MuleException; |
13 | |
import org.mule.api.config.MuleProperties; |
14 | |
import org.mule.api.construct.FlowConstruct; |
15 | |
import org.mule.api.endpoint.EndpointURI; |
16 | |
import org.mule.api.endpoint.ImmutableEndpoint; |
17 | |
import org.mule.api.endpoint.InboundEndpoint; |
18 | |
import org.mule.api.lifecycle.InitialisationException; |
19 | |
import org.mule.api.transformer.TransformerException; |
20 | |
import org.mule.api.transport.MessageReceiver; |
21 | |
import org.mule.api.transport.PropertyScope; |
22 | |
import org.mule.config.i18n.CoreMessages; |
23 | |
import org.mule.transport.AbstractJndiConnector; |
24 | |
import org.mule.transport.rmi.i18n.RmiMessages; |
25 | |
import org.mule.util.ArrayUtils; |
26 | |
import org.mule.util.ClassUtils; |
27 | |
import org.mule.util.IOUtils; |
28 | |
|
29 | |
import java.io.IOException; |
30 | |
import java.lang.reflect.Method; |
31 | |
import java.net.InetAddress; |
32 | |
import java.net.URL; |
33 | |
import java.rmi.NotBoundException; |
34 | |
import java.rmi.RMISecurityManager; |
35 | |
import java.rmi.Remote; |
36 | |
import java.util.Arrays; |
37 | |
import java.util.Collection; |
38 | |
import java.util.Iterator; |
39 | |
import java.util.List; |
40 | |
|
41 | |
import javax.naming.NamingException; |
42 | |
|
43 | |
import org.apache.commons.collections.MapUtils; |
44 | |
|
45 | |
|
46 | |
|
47 | |
|
48 | |
public class RmiConnector extends AbstractJndiConnector |
49 | |
{ |
50 | |
|
51 | |
public static final String RMI = "rmi"; |
52 | |
public static final int DEFAULT_RMI_muleRegistry_PORT = 1099; |
53 | |
public static final String PROPERTY_RMI_SECURITY_POLICY = "securityPolicy"; |
54 | |
public static final String PROPERTY_RMI_SERVER_CODEBASE = "serverCodebase"; |
55 | |
public static final String PROPERTY_SERVER_CLASS_NAME = "serverClassName"; |
56 | |
|
57 | |
|
58 | |
|
59 | |
|
60 | |
|
61 | |
|
62 | |
|
63 | |
|
64 | |
public static final String PROPERTY_SERVICE_METHOD_PARAM_TYPES = "methodArgumentTypes"; |
65 | |
|
66 | |
|
67 | |
|
68 | |
|
69 | |
|
70 | |
public static final String PROPERTY_SERVICE_METHOD_PARAMS_LIST = "methodArgumentsList"; |
71 | |
|
72 | 0 | private String securityPolicy = null; |
73 | |
|
74 | 0 | private String serverCodebase = null; |
75 | |
|
76 | 0 | private String serverClassName = null; |
77 | |
|
78 | 0 | protected long pollingFrequency = 1000L; |
79 | |
|
80 | 0 | private SecurityManager securityManager = new RMISecurityManager(); |
81 | |
|
82 | |
public RmiConnector(MuleContext context) |
83 | |
{ |
84 | 0 | super(context); |
85 | 0 | } |
86 | |
|
87 | |
@Override |
88 | |
protected void doInitialise() throws InitialisationException |
89 | |
{ |
90 | |
|
91 | 0 | if (securityPolicy != null) |
92 | |
{ |
93 | 0 | System.setProperty("java.security.policy", securityPolicy); |
94 | |
} |
95 | |
|
96 | |
|
97 | 0 | if (securityManager != null) |
98 | |
{ |
99 | 0 | System.setSecurityManager(securityManager); |
100 | |
} |
101 | |
|
102 | 0 | initJndiContext(); |
103 | 0 | } |
104 | |
|
105 | |
@Override |
106 | |
protected void doDispose() |
107 | |
{ |
108 | |
|
109 | 0 | } |
110 | |
|
111 | |
@Override |
112 | |
protected void doConnect() throws Exception |
113 | |
{ |
114 | |
|
115 | 0 | } |
116 | |
|
117 | |
@Override |
118 | |
protected void doDisconnect() throws Exception |
119 | |
{ |
120 | |
|
121 | 0 | } |
122 | |
|
123 | |
@Override |
124 | |
protected void doStart() throws MuleException |
125 | |
{ |
126 | |
|
127 | 0 | } |
128 | |
|
129 | |
@Override |
130 | |
protected void doStop() throws MuleException |
131 | |
{ |
132 | |
|
133 | 0 | } |
134 | |
|
135 | |
public String getProtocol() |
136 | |
{ |
137 | 0 | return RMI; |
138 | |
} |
139 | |
|
140 | |
public String getSecurityPolicy() |
141 | |
{ |
142 | 0 | return securityPolicy; |
143 | |
} |
144 | |
|
145 | |
public void setSecurityPolicy(String path) |
146 | |
{ |
147 | |
|
148 | 0 | if (path != null) |
149 | |
{ |
150 | 0 | URL url = IOUtils.getResourceAsUrl(path, RmiConnector.class); |
151 | 0 | if (url == null) |
152 | |
{ |
153 | 0 | throw new IllegalArgumentException( |
154 | |
"Error on initialization, RMI security policy does not exist"); |
155 | |
} |
156 | 0 | this.securityPolicy = url.toString(); |
157 | |
} |
158 | 0 | } |
159 | |
|
160 | |
public String getServerCodebase() |
161 | |
{ |
162 | 0 | return (this.serverCodebase); |
163 | |
} |
164 | |
|
165 | |
public void setServerCodebase(String serverCodebase) |
166 | |
{ |
167 | 0 | this.serverCodebase = serverCodebase; |
168 | 0 | } |
169 | |
|
170 | |
public String getServerClassName() |
171 | |
{ |
172 | 0 | return (this.serverClassName); |
173 | |
} |
174 | |
|
175 | |
public void setServerClassName(String serverClassName) |
176 | |
{ |
177 | 0 | this.serverClassName = serverClassName; |
178 | 0 | } |
179 | |
|
180 | |
public SecurityManager getSecurityManager() |
181 | |
{ |
182 | 0 | return securityManager; |
183 | |
} |
184 | |
|
185 | |
public void setSecurityManager(SecurityManager securityManager) |
186 | |
{ |
187 | 0 | this.securityManager = securityManager; |
188 | 0 | } |
189 | |
|
190 | |
@Override |
191 | |
public MessageReceiver createReceiver(FlowConstruct flowConstruct, InboundEndpoint endpoint) throws Exception |
192 | |
{ |
193 | 0 | final Object[] args = new Object[]{new Long(pollingFrequency)}; |
194 | 0 | return getServiceDescriptor().createMessageReceiver(this, flowConstruct, endpoint, args); |
195 | |
} |
196 | |
|
197 | |
|
198 | |
|
199 | |
|
200 | |
|
201 | |
|
202 | |
|
203 | |
|
204 | |
|
205 | |
|
206 | |
|
207 | |
public Method getMethodObject(Remote remoteObject, MuleEvent event) |
208 | |
throws MuleException, NoSuchMethodException, ClassNotFoundException |
209 | |
{ |
210 | 0 | EndpointURI endpointUri = event.getEndpoint().getEndpointURI(); |
211 | 0 | String methodName = MapUtils.getString(endpointUri.getParams(), MuleProperties.MULE_METHOD_PROPERTY, |
212 | |
null); |
213 | |
|
214 | 0 | if (null == methodName) |
215 | |
{ |
216 | 0 | methodName = (String)event.getMessage().removeProperty(MuleProperties.MULE_METHOD_PROPERTY, PropertyScope.INVOCATION); |
217 | |
|
218 | 0 | if (null == methodName) |
219 | |
{ |
220 | 0 | throw new MessagingException(RmiMessages.messageParamServiceMethodNotSet(), event); |
221 | |
} |
222 | |
} |
223 | |
|
224 | 0 | Class[] argTypes = getArgTypes(event.getMessage().getInvocationProperty(RmiConnector.PROPERTY_SERVICE_METHOD_PARAM_TYPES), event); |
225 | |
|
226 | |
try |
227 | |
{ |
228 | 0 | return remoteObject.getClass().getMethod(methodName, argTypes); |
229 | |
} |
230 | 0 | catch (NoSuchMethodException e) |
231 | |
{ |
232 | 0 | throw new NoSuchMethodException( |
233 | |
CoreMessages.methodWithParamsNotFoundOnObject(methodName, ArrayUtils.toString(argTypes), |
234 | |
remoteObject.getClass()).toString()); |
235 | |
} |
236 | 0 | catch (SecurityException e) |
237 | |
{ |
238 | 0 | throw e; |
239 | |
} |
240 | |
} |
241 | |
|
242 | |
protected Class[] stringsToClasses(Collection strings) throws ClassNotFoundException |
243 | |
{ |
244 | 0 | Class[] classes = new Class[strings.size()]; |
245 | 0 | int index = 0; |
246 | 0 | Iterator string = strings.iterator(); |
247 | 0 | while (string.hasNext()) |
248 | |
{ |
249 | 0 | classes[index++] = ClassUtils.loadClass((String) string.next(), getClass()); |
250 | |
} |
251 | 0 | return classes; |
252 | |
} |
253 | |
|
254 | |
protected Object getRemoteRef(ImmutableEndpoint endpoint) |
255 | |
throws IOException, NotBoundException, NamingException, InitialisationException |
256 | |
{ |
257 | |
|
258 | 0 | EndpointURI endpointUri = endpoint.getEndpointURI(); |
259 | |
|
260 | 0 | String serviceName = endpointUri.getPath(); |
261 | |
try |
262 | |
{ |
263 | |
|
264 | 0 | return getJndiContext().lookup(serviceName); |
265 | |
} |
266 | 0 | catch (NamingException e) |
267 | |
{ |
268 | |
|
269 | |
} |
270 | |
|
271 | |
try |
272 | |
{ |
273 | 0 | serviceName = serviceName.substring(1); |
274 | 0 | return getJndiContext().lookup(serviceName); |
275 | |
} |
276 | 0 | catch (NamingException e) |
277 | |
{ |
278 | |
|
279 | |
} |
280 | |
|
281 | 0 | int port = endpointUri.getPort(); |
282 | 0 | if (port < 1) |
283 | |
{ |
284 | 0 | if (logger.isWarnEnabled()) |
285 | |
{ |
286 | 0 | logger.warn("RMI port not set on URI: " + endpointUri + ". Using default port: " |
287 | |
+ RmiConnector.DEFAULT_RMI_muleRegistry_PORT); |
288 | |
} |
289 | 0 | port = RmiConnector.DEFAULT_RMI_muleRegistry_PORT; |
290 | |
} |
291 | |
|
292 | 0 | InetAddress inetAddress = InetAddress.getByName(endpointUri.getHost()); |
293 | |
|
294 | 0 | return getJndiContext(inetAddress.getHostAddress() + ":" + port).lookup(serviceName); |
295 | |
} |
296 | |
|
297 | |
public Remote getRemoteObject(ImmutableEndpoint endpoint) |
298 | |
throws IOException, NotBoundException, NamingException, InitialisationException |
299 | |
{ |
300 | 0 | return (Remote)getRemoteRef(endpoint); |
301 | |
} |
302 | |
|
303 | |
public long getPollingFrequency() |
304 | |
{ |
305 | 0 | return pollingFrequency; |
306 | |
} |
307 | |
|
308 | |
public void setPollingFrequency(long pollingFrequency) |
309 | |
{ |
310 | 0 | this.pollingFrequency = pollingFrequency; |
311 | 0 | } |
312 | |
|
313 | |
protected Class[] getArgTypes(Object args, MuleEvent fromEvent) |
314 | |
throws ClassNotFoundException, TransformerException |
315 | |
{ |
316 | 0 | Class<?>[] argTypes = null; |
317 | |
|
318 | 0 | if (args instanceof List) |
319 | |
{ |
320 | |
|
321 | |
|
322 | 0 | argTypes = stringsToClasses((List) args); |
323 | |
} |
324 | 0 | else if (args instanceof String) |
325 | |
{ |
326 | 0 | argTypes = stringsToClasses(Arrays.asList(((String) args).split(","))); |
327 | |
} |
328 | |
else |
329 | |
{ |
330 | 0 | argTypes = ClassUtils.getClassTypes(fromEvent.getMessage().getPayload()); |
331 | |
} |
332 | |
|
333 | 0 | return argTypes; |
334 | |
} |
335 | |
} |