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1
55
56 package org.apache.bsf.debug.meta;
57
58 import java.rmi.RemoteException  ;
59 import java.util.*;
60 import java.io.*;
61 import org.apache.bsf.debug.jsdi.*;
62 import org.apache.bsf.debug.util.*;
63
64 public class JsEngineStub extends Stub implements JsEngine {
65
66 boolean fSuspended;
68 JsCallbacks fCallbacks;
69 public JsEngineStub(SocketConnection con,int tid, int uid) {
71 super(con,tid,uid);
72 }
73
74
78 public boolean poll() throws RemoteException {
79 ResultCell cell;
80 try {
81 cell = m_con.prepareOutgoingInvoke(this,DebugConstants.JS_ENGINE_TID,DebugConstants.CB_POLL);
82 return cell.waitForBooleanValue();
83 } catch (IOException ex) {
84 throw new RemoteException ("Marshalling error", ex);
85 } catch (Exception ex) {
86 throw new RemoteException ("Error at server", ex);
87 }
88 }
89
94 public void setDebugger(JsCallbacks debugger) throws RemoteException {
95
96 fCallbacks = debugger;
97
98 ResultCell cell;
99 try {
100 cell = m_con.prepareOutgoingInvoke(this,DebugConstants.JS_ENGINE_TID,DebugConstants.JE_SET_DEBUGGER);
101 cell.writeObject(debugger);
102 cell.waitForCompletion();
103 } catch (IOException ex) {
104 throw new RemoteException ("Marshalling error", ex);
105 } catch (Exception ex) {
106 throw new RemoteException ("Error at server", ex);
107 }
108 }
109
110
114 public JsCallbacks getDebugger() throws RemoteException {
115 return fCallbacks;
116 }
117
118
119
123 public Object eval(String docname, String fnOrScript, int lineno)
124 throws RemoteException {
125 throw new Error ("NYI");
126 }
127
128
134 public int getContextCount()
135 throws RemoteException {
136
137 ResultCell cell;
138 try {
139 cell = m_con.prepareOutgoingInvoke(this,DebugConstants.JS_ENGINE_TID,DebugConstants.JE_GET_CONTEXT_COUNT);
140 return cell.waitForIntValue();
141 } catch (IOException ex) {
142 throw new RemoteException ("Marshalling error", ex);
143 } catch (Exception ex) {
144 throw new RemoteException ("Error at server", ex);
145 }
146 }
147
148 public String getThread() throws RemoteException {
149
150 ResultCell cell;
151 try {
152 cell =
153 m_con.prepareOutgoingInvoke(this,
154 DebugConstants.JS_ENGINE_TID,
155 DebugConstants.JE_GET_THREAD);
156 return (String )cell.waitForObject();
157 }
158 catch (IOException ex) {
159 throw new RemoteException ("Marshalling error", ex);
160 }
161 catch (Exception ex) {
162 throw new RemoteException ("Error at server", ex);
163 }
164 }
165
166 public String getThreadGroup() throws RemoteException {
167
168 ResultCell cell;
169 try {
170 cell =
171 m_con.prepareOutgoingInvoke(this,
172 DebugConstants.JS_ENGINE_TID,
173 DebugConstants.JE_GET_THREADGROUP);
174 return (String )cell.waitForObject();
175 }
176 catch (IOException ex) {
177 throw new RemoteException ("Marshalling error", ex);
178 }
179 catch (Exception ex) {
180 throw new RemoteException ("Error at server", ex);
181 }
182 }
183
184
193 public JsContext getContext(int depth)
194 throws RemoteException {
195
196 ResultCell cell;
197 try {
198 cell = m_con.prepareOutgoingInvoke(this,DebugConstants.JS_ENGINE_TID,DebugConstants.JE_GET_CONTEXT_AT);
199 cell.writeInt(depth);
200 return (JsContext)cell.waitForObject();
201 } catch (IOException ex) {
202 throw new RemoteException ("Marshalling error", ex);
203 } catch (Exception ex) {
204 throw new RemoteException ("Error at server", ex);
205 }
206 }
207
212 public JsObject getGlobalObject()
213 throws RemoteException {
214
215 ResultCell cell;
216 try {
217 cell = m_con.prepareOutgoingInvoke(this,DebugConstants.JS_ENGINE_TID,DebugConstants.JE_GET_GLOBAL_OBJECT);
218 return (JsObject)cell.waitForObject();
219
220 } catch (IOException ex) {
221 throw new RemoteException ("Marshalling error", ex);
222 } catch (Exception ex) {
223 throw new RemoteException ("Error at server", ex);
224 }
225 }
226
227
231 public JsObject getUndefinedValue()
232 throws RemoteException {
233
234 ResultCell cell;
235 try {
236 cell = m_con.prepareOutgoingInvoke(this,DebugConstants.JS_ENGINE_TID,DebugConstants.JE_GET_UNDEFINED_VALUE);
237 return (JsObject)cell.waitForObject();
238
239 } catch (IOException ex) {
240 throw new RemoteException ("Marshalling error", ex);
241 } catch (Exception ex) {
242 throw new RemoteException ("Error at server", ex);
243 }
244 }
245
246
253 public void run() throws RemoteException {
254 resume(DebugConstants.JE_RUN);
255 }
256 public void stepIn() throws RemoteException {
257 resume(DebugConstants.JE_STEP_IN);
258 }
259 public void stepOut() throws RemoteException {
260 resume(DebugConstants.JE_STEP_OUT);
261 }
262 public void stepOver() throws RemoteException {
263 resume(DebugConstants.JE_STEP_OVER);
264 }
265
266 private void resume(int cmd) throws RemoteException {
267 ResultCell cell;
268 try {
269 cell = m_con.prepareOutgoingInvoke(this,DebugConstants.JS_ENGINE_TID,cmd);
270 cell.waitForCompletion();
271 } catch (Exception ex) {
272 throw new RemoteException ("Marshalling error",ex);
273 }
274 this.suspended(false);
275 }
276
277 void suspended(boolean suspended) {
278 fSuspended = suspended;
279 }
280
281 public boolean isSuspended() {
282 return fSuspended;
283 }
284 }
285
286 |
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