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10 package org.openlaszlo.sc;
11 import java.io.*;
12 import java.util.*;
13
14
25
26
30 public class Actions {
31 protected static final int ACTIONS_SIZE = 256;
32
33 public static final HashMap actions = new HashMap();
34 protected static Action[] actionArray = new Action[ACTIONS_SIZE];
35
36
37 public static Set items() {
38 return actions.entrySet();
39 }
40
41 static final int opcodeIndex(byte opcode) {
42 return (int) opcode - (int) java.lang.Byte.MIN_VALUE;
43 }
44
45 protected static Action find(byte opcode) {
46 Action action = actionArray[opcodeIndex(opcode)];
47 if (action == null) throw new RuntimeException  ("null action");
48 return action;
49 }
50
51 public static class Action implements Serializable {
52 public final String name;
53 public final byte opcode;
54 public final boolean args;
55 public final int arity;
56 public final int returns;
57
58 public Action(String name, byte opcode) {
59 this(name, opcode, -1, -1);
60 }
61
62 public Action(String name, byte opcode, int arity, int returns) {
63 this(name, opcode, arity, returns, (opcode & 0x80) != 0);
64 }
65
66 public Action(String name, byte opcode, int arity, int returns, boolean args) {
67 super();
68 this.name = name;
69 this.opcode = opcode;
70 this.args = args;
71 this.arity = arity;
72 this.returns = returns;
73 assert actions.get(name) == null;
74 actions.put(name, this);
75 int index = opcodeIndex(opcode);
76 assert actionArray[index] == null;
77 actionArray[index] = this;
78 }
79
80 public Object writeReplace() {
81 return ActionReplacement.make(this.opcode);
82 }
83 }
84
85 protected static class ActionReplacement implements Externalizable {
87 protected static final ActionReplacement[] array = new ActionReplacement[ACTIONS_SIZE];
89
90 static ActionReplacement make(byte opcode) {
92 ActionReplacement object = array[opcodeIndex(opcode)];
93 if (object == null)
94 object = new ActionReplacement(opcode);
95 return object;
96 }
97
98 protected byte opcode;
100
101 public ActionReplacement() {
103 }
104
105 protected ActionReplacement(byte opcode) {
106 assert array[opcodeIndex(opcode)] == null;
107 this.opcode = opcode;
108 array[opcodeIndex(opcode)] = this;
109 }
110
111 public void writeExternal(ObjectOutput out)
112 throws IOException
113 {
114 out.write(this.opcode);
115 }
116
117 public void readExternal(ObjectInput in)
118 throws IOException
119 {
120 this.opcode = (byte) in.read();
121 }
122
123 public Object readResolve() throws ObjectStreamException {
124 return Actions.find(this.opcode);
125 }
126 }
127
128 public static Action NONE = new Action("NONE", (byte)0x00, 0, 0);
129 public static Action NextFrame = new Action("NextFrame", (byte)0x04);
130 public static Action PreviousFrame = new Action("PreviousFrame", (byte)0x05);
131 public static Action PLAY = new Action("PLAY", (byte)0x06);
132 public static Action STOP = new Action("STOP", (byte)0x07);
133 public static Action ToggleQuality = new Action("ToggleQuality", (byte)0x08);
134 public static Action StopSounds = new Action("StopSounds", (byte)0x09);
135 public static Action NumericAdd = new Action("NumericAdd", (byte)0x0A, 2, 1);
136 public static Action SUBTRACT = new Action("SUBTRACT", (byte)0x0B, 2, 1);
137 public static Action MULTIPLY = new Action("MULTIPLY", (byte)0x0C, 2, 1);
138 public static Action DIVIDE = new Action("DIVIDE", (byte)0x0D, 2, 1);
139 public static Action OldEquals = new Action("OldEquals", (byte)0x0E, 2, 1);
140 public static Action OldLessThan = new Action("OldLessThan", (byte)0x0F, 2, 1);
141 public static Action LogicalAnd = new Action("LogicalAnd", (byte)0x10, 2, 1);
142 public static Action LogicalOr = new Action("LogicalOr", (byte)0x11, 2, 1);
143 public static Action NOT = new Action("NOT", (byte)0x12, 1, 1);
144 public static Action StringEqual = new Action("StringEqual", (byte)0x13, 2, 1);
145 public static Action StringLength = new Action("StringLength", (byte)0x14, 1, 1);
146 public static Action SUBSTRING = new Action("SUBSTRING", (byte)0x15);
147 public static Action POP = new Action("POP", (byte)0x17, 1, 0);
148 public static Action INT = new Action("INT", (byte)0x18, 1, 1);
149 public static Action GetVariable = new Action("GetVariable", (byte)0x1C, 1, 1);
150 public static Action SetVariable = new Action("SetVariable", (byte)0x1D, 2, 0);
151 public static Action SetTargetExpression = new Action("SetTargetExpression", (byte)0x20);
152 public static Action StringConcat = new Action("StringConcat", (byte)0x21, 2, 1);
153 public static Action GetProperty = new Action("GetProperty", (byte)0x22, 2, 1);
154 public static Action SetProperty = new Action("SetProperty", (byte)0x23, 3, 0);
155 public static Action DuplicateMovieClip = new Action("DuplicateMovieClip", (byte)0x24);
156 public static Action RemoveClip = new Action("RemoveClip", (byte)0x25);
157 public static Action TRACE = new Action("TRACE", (byte)0x26, 1, 0);
158 public static Action StartDragMovie = new Action("StartDragMovie", (byte)0x27);
159 public static Action StopDragMovie = new Action("StopDragMovie", (byte)0x28);
160 public static Action StringLessThan = new Action("StringLessThan", (byte)0x29, 2, 1);
161 public static Action RANDOM = new Action("RANDOM", (byte)0x30, 0, 1);
162 public static Action MBLENGTH = new Action("MBLENGTH", (byte)0x31, 1, 1);
163 public static Action ORD = new Action("ORD", (byte)0x32, 1, 1);
164 public static Action CHR = new Action("CHR", (byte)0x33, 1, 1);
165 public static Action GetTimer = new Action("GetTimer", (byte)0x34, 0, 1);
166 public static Action MBSUBSTRING = new Action("MBSUBSTRING", (byte)0x35);
167 public static Action MBORD = new Action("MBORD", (byte)0x36, 1, 1);
168 public static Action MBCHR = new Action("MBCHR", (byte)0x37, 1, 1);
169 public static Action GotoFrame = new Action("GotoFrame", (byte)0x81);
170 public static Action GetUrl = new Action("GetUrl", (byte)0x83);
171 public static Action WaitForFrame = new Action("WaitForFrame", (byte)0x8A);
172 public static Action SetTarget = new Action("SetTarget", (byte)0x8B);
173 public static Action GotoLabel = new Action("GotoLabel", (byte)0x8C);
174 public static Action WaitForFrameExpression = new Action("WaitForFrameExpression", (byte)0x8D);
175 public static Action PUSH = new Action("PUSH", (byte)0x96, 0, 1);
176 public static Action BRANCH = new Action("BRANCH", (byte)0x99);
177 public static Action GetURL2 = new Action("GetURL2", (byte)0x9A, 2, 0, false);
178 public static Action BranchIfTrue = new Action("BranchIfTrue", (byte)0x9D);
179 public static Action CallFrame = new Action("CallFrame", (byte)0x9E);
180 public static Action GotoExpression = new Action("GotoExpression", (byte)0x9F);
181
184 public static Action DELETE = new Action("DELETE", (byte)0x3A, 2, 1); public static Action DELETE2 = new Action("DELETE2", (byte)0x3B, 1, 1); public static Action VarEquals = new Action("VarEquals", (byte)0x3C, 2, 0);
187 public static Action CallFunction = new Action("CallFunction", (byte)0x3D); public static Action RETURN = new Action("RETURN", (byte)0x3E);
189 public static Action MODULO = new Action("MODULO", (byte)0x3F, 2, 1);
190 public static Action NEW = new Action("NEW", (byte)0x40); public static Action VAR = new Action("VAR", (byte)0x41, 1, 0);
192 public static Action InitArray = new Action("InitArray", (byte)0x42); public static Action InitObject = new Action("InitObject", (byte)0x43); public static Action TypeOf = new Action("TypeOf", (byte)0x44, 1, 1);
195 public static Action TargetPath = new Action("TargetPath", (byte)0x45);
196 public static Action ENUMERATE = new Action("ENUMERATE", (byte)0x46);
197 public static Action ADD = new Action("ADD", (byte)0x47, 2, 1);
198 public static Action LessThan = new Action("LessThan", (byte)0x48, 2, 1);
199 public static Action EQUALS = new Action("EQUALS", (byte)0x49, 2, 1);
200 public static Action ObjectToNumber = new Action("ObjectToNumber", (byte)0x4A, 1, 1);
201 public static Action ObjectToString = new Action("ObjectToString", (byte)0x4B, 1, 1);
202 public static Action DUP = new Action("DUP", (byte)0x4C, 1, 2);
203 public static Action SWAP = new Action("SWAP", (byte)0x4D, 2, 2);
204 public static Action GetMember = new Action("GetMember", (byte)0x4E, 2, 1);
205 public static Action SetMember = new Action("SetMember", (byte)0x4F, 3, 0);
206 public static Action Increment = new Action("Increment", (byte)0x50, 1, 1);
207 public static Action Decrement = new Action("Decrement", (byte)0x51, 1, 1);
208 public static Action CallMethod = new Action("CallMethod", (byte)0x52); public static Action NewMethod = new Action("NewMethod", (byte)0x53); public static Action BitwiseAnd = new Action("BitwiseAnd", (byte)0x60, 2, 1);
211 public static Action BitwiseOr = new Action("BitwiseOr", (byte)0x61, 2, 1);
212 public static Action BitwiseXor = new Action("BitwiseXor", (byte)0x62, 2, 1);
213 public static Action ShiftLeft = new Action("ShiftLeft", (byte)0x63, 2, 1);
214 public static Action ShiftRight = new Action("ShiftRight", (byte)0x64, 2, 1);
215 public static Action UShiftRight = new Action("UShiftRight", (byte)0x65, 2, 1);
216 public static Action SetRegister = new Action("SetRegister", (byte)0x87, 1, 1);
217 public static Action CONSTANTS = new Action("CONSTANTS", (byte)0x88);
218 public static Action WITH = new Action("WITH", (byte)0x94);
219 public static Action DefineFunction = new Action("DefineFunction", (byte)0x9B);
220
221
224 public static Action InstanceOf = new Action("InstanceOf", (byte)0x54, 2, 1);
225 public static Action EnumerateValue = new Action("EnumerateValue", (byte)0x55);
226 public static Action StrictEquals = new Action("StrictEquals", (byte)0x66, 2, 1);
227 public static Action GreaterThan = new Action("GreaterThan", (byte)0x67, 2, 1);
228 public static Action StringGreaterThan = new Action("StringGreaterThan", (byte)0x68, 2, 1);
229 public static Action StrictMode = new Action("StrictMode", (byte)0x89, 0, 0);
230
231
234 public static Action CAST = new Action("CAST", (byte)0x2b);
235 public static Action IMPLEMENTS = new Action("IMPLEMENTS", (byte)0x2c);
236 public static Action EXTENDS = new Action("EXTENDS", (byte)0x69);
237 public static Action DefineFunction2 = new Action("DefineFunction2", (byte)0x8e);
238 public static Action TRY = new Action("TRY", (byte)0x8f);
239 public static Action THROW = new Action("THROW", (byte)0x2a);
240 }
241 |
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