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Java > Open Source Codes > org > jruby > internal > runtime > methods > FullFunctionCallbackMethod


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14  * Copyright (C) 2002 Benoit Cerrina <b.cerrina@wanadoo.fr>
15  * Copyright (C) 2002-2004 Anders Bengtsson <ndrsbngtssn@yahoo.se>
16  * Copyright (C) 2002-2004 Jan Arne Petersen <jpetersen@uni-bonn.de>
17  * Copyright (C) 2004-2005 Thomas E Enebo <enebo@acm.org>
18  * Copyright (C) 2004 Stefan Matthias Aust <sma@3plus4.de>
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32 package org.jruby.internal.runtime.methods;
33
34 import org.jruby.Ruby;
35 import org.jruby.RubyModule;
36 import org.jruby.lexer.yacc.ISourcePosition;
37 import org.jruby.runtime.Arity;
38 import org.jruby.runtime.Block;
39 import org.jruby.runtime.ThreadContext;
40 import org.jruby.runtime.Visibility;
41 import org.jruby.runtime.builtin.IRubyObject;
42 import org.jruby.runtime.callback.Callback;
43
44 /**
45  */
46 public class FullFunctionCallbackMethod extends DynamicMethod {
47     private Callback callback;
48
49     public FullFunctionCallbackMethod(RubyModule implementationClass, Callback callback, Visibility visibility) {
50         super(implementationClass, visibility);
51         this.callback = callback;
52     }
53
54     public void preMethod(ThreadContext context, RubyModule clazz, IRubyObject self, String JavaDoc name, IRubyObject[] args, boolean noSuper, Block block) {
55         context.preReflectedMethodInternalCall(implementationClass, clazz, self, name, args, noSuper, block);
56     }
57     
58     public void postMethod(ThreadContext context) {
59         context.postReflectedMethodInternalCall();
60     }
61
62     public IRubyObject internalCall(ThreadContext context, RubyModule clazz, IRubyObject self, String JavaDoc name, IRubyObject[] args, boolean noSuper, Block block) {
63         assert args != null;
64         Ruby runtime = context.getRuntime();
65         
66         if (runtime.getTraceFunction() != null) {
67             ISourcePosition position = context.getPosition();
68
69             runtime.callTraceFunction(context, "c-call", position, self, name, getImplementationClass());
70             try {
71                 return callback.execute(self, args, block);
72             } finally {
73                 runtime.callTraceFunction(context, "c-return", position, self, name, getImplementationClass());
74             }
75         }
76         return callback.execute(self, args, block);
77     }
78
79     public Callback getCallback() {
80         return callback;
81     }
82
83     public Arity getArity() {
84         return getCallback().getArity();
85     }
86     
87     public DynamicMethod dup() {
88         return new FullFunctionCallbackMethod(getImplementationClass(), callback, getVisibility());
89     }
90 }
91
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