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1
48
49 package com.caucho.burlap.server;
50
51 import com.caucho.burlap.io.BurlapInput;
52 import com.caucho.burlap.io.BurlapOutput;
53 import com.caucho.services.server.AbstractSkeleton;
54 import com.caucho.services.server.ServiceContext;
55
56 import java.lang.reflect.InvocationTargetException  ;
57 import java.lang.reflect.Method ;
58
59
62 public class BurlapSkeleton extends AbstractSkeleton {
63 private Object _service;
64
65
71 public BurlapSkeleton(Object service, Class apiClass)
72 {
73 super(apiClass);
74
75 _service = service;
76 }
77
78
84 public void invoke(BurlapInput in, BurlapOutput out)
85 throws Throwable
86 {
87 in.readCall();
88
89 ServiceContext context = ServiceContext.getContext();
90
91 String header;
92 while ((header = in.readHeader()) != null) {
93 Object value = in.readObject();
94
95 context.addHeader(header, value);
96 }
97
98 String methodName = in.readMethod();
99 Method method = getMethod(methodName);
100
101 if (method != null) {
102 }
103 else if ("_burlap_getAttribute".equals(in.getMethod())) {
104 String attrName = in.readString();
105 in.completeCall();
106
107 String value = null;
108
109 if ("java.api.class".equals(attrName))
110 value = getAPIClassName();
111 else if ("java.home.class".equals(attrName))
112 value = getHomeClassName();
113 else if ("java.object.class".equals(attrName))
114 value = getObjectClassName();
115
116 out.startReply();
117
118 out.writeObject(value);
119
120 out.completeReply();
121 return;
122 }
123 else if (method == null) {
124 out.startReply();
125 out.writeFault("NoSuchMethodException",
126 "The service has no method named: " + in.getMethod(),
127 null);
128 out.completeReply();
129 return;
130 }
131
132 Class []args = method.getParameterTypes();
133 Object []values = new Object [args.length];
134
135 for (int i = 0; i < args.length; i++)
136 values[i] = in.readObject(args[i]);
137
138 in.completeCall();
139
140 Object result = null;
141
142 try {
143 result = method.invoke(_service, values);
144 } catch (Throwable e) {
145 if (e instanceof InvocationTargetException )
146 e = ((InvocationTargetException ) e).getTargetException();
147 out.startReply();
148 out.writeFault("ServiceException", e.getMessage(), e);
149 out.completeReply();
150 return;
151 }
152
153 out.startReply();
154
155 out.writeObject(result);
156
157 out.completeReply();
158 }
159 }
160 |
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Java API By Example, From Geeks To Geeks.