Annotation of OpenXM/src/OpenMath/OMproxy.java, Revision 1.19
1.2 tam 1: /**
1.19 ! tam 2: * $OpenXM: OpenXM/src/OpenMath/OMproxy.java,v 1.18 2000/01/18 12:47:03 tam Exp $
1.2 tam 3: */
4:
1.1 tam 5: import JP.ac.kobe_u.math.tam.OpenXM.*;
6: import java.util.Stack;
7: import java.io.*;
8:
9: class OMproxy implements Runnable{
10: private OpenXM ox;
11: private Stack stack = new Stack();
1.4 tam 12: private boolean debug = true;
1.9 tam 13: final int version = 199911110;
1.1 tam 14:
15: public OMproxy(String host,int ControlPort,int DataPort) throws IOException{
16: ox = new OpenXM(this,host,ControlPort,DataPort);
17: }
18:
19: public void run(){
20: OM2OXM P = new OM2OXM();
21:
1.9 tam 22: debug("OMproxy started.");
1.1 tam 23: try{
24: while(true){
1.9 tam 25: int ox_tag = ox.receiveOXtag();
1.1 tam 26:
1.9 tam 27: switch(ox_tag){
28: case OpenXM.OX_COMMAND:
29: StackMachine(ox.receiveSM());
30: break;
31:
32: case OpenXM.OX_DATA:
33: stack.push(ox.receiveCMO());
34: debug("push: "+ stack.peek());
35: break;
1.1 tam 36: }
37: }
38: }catch(java.io.IOException e){
39: System.err.println(e.getMessage());
40: e.printStackTrace();
41: }
42:
43: System.out.println("breaking...");
44: }
45:
1.9 tam 46: /*
1.1 tam 47: public void stop(){
48: System.out.println("OMproxy Stoping...");
49: synchronized(ox){
50: //this.stop();
51: while(!stack.empty()){
52: stack.pop();
53: }
54: System.out.println("OMproxy Stopped");
55: }
56: }
1.9 tam 57: */
1.1 tam 58:
59: private void SM_popCMO() throws java.io.IOException{
60: if(stack.empty()){
61: ox.send(new CMO_NULL());
62: }else{
1.13 tam 63: debug("sending CMO: "+ stack.peek());
1.1 tam 64: ox.send(stack.pop());
65: }
66: }
67:
68: private void SM_executeFunction() throws java.io.IOException{
69: String function_name;
70: CMO[] argv;
1.3 tam 71: int argc = 1;
1.1 tam 72:
73: if(!(stack.peek() instanceof CMO_STRING)){
74: stack.push(new CMO_ERROR2());
75: return;
76: }
77: function_name = ((CMO_STRING)stack.pop()).getString();
1.3 tam 78: //argc = ((CMO_INT32)stack.pop()).intValue();
1.1 tam 79: argv = new CMO[argc];
80: for(int i=0;i<argc;i++){
81: argv[i] = (CMO)stack.pop();
82: }
83:
84: if(argc != 1){
85: stack.push(new CMO_ERROR2());
86: return;
87: }
88:
89: if(function_name.equals("OMXML2CMO")){
90: stack.push(OMXML2CMO(argv[0]));
91: return;
92: }else if(function_name.equals("CMO2OMXML")){
93: stack.push(CMO2OMXML(argv[0]));
94: return;
95: }
96:
97: stack.push(new CMO_ERROR2());
98: return;
99: }
100:
1.7 tam 101: private void SM_mathcap() throws java.io.IOException{
102: CMO[] mathcap = new CMO[3];
103:
104: {
1.9 tam 105: CMO[] list = {new CMO_INT32(version),
1.7 tam 106: new CMO_STRING("Ox_system=OMproxy.class"),
1.9 tam 107: new CMO_STRING("Version=0."+ version),
1.7 tam 108: new CMO_STRING("HOSTTYPE=JAVA")};
109: mathcap[0] = new CMO_LIST(list);
110: }
111:
112: {
113: CMO[] list = {new CMO_INT32(SM.SM_popCMO),
114: new CMO_INT32(SM.SM_executeFunction),
1.10 tam 115: new CMO_INT32(SM.SM_mathcap),
1.18 tam 116: new CMO_INT32(SM.SM_setMathCap),
1.10 tam 117: new CMO_INT32(SM.SM_control_kill),
118: new CMO_INT32(SM.SM_control_reset_connection)};
1.7 tam 119: mathcap[1] = new CMO_LIST(list);
120: }
121:
122: {
123: CMO[] CMOFormat = {new CMO_INT32(CMO.CMO_NULL),
124: new CMO_INT32(CMO.CMO_INT32),
125: new CMO_INT32(CMO.CMO_STRING),
1.9 tam 126: new CMO_INT32(CMO.CMO_LIST),
1.7 tam 127: new CMO_INT32(CMO.CMO_MONOMIAL32),
128: new CMO_INT32(CMO.CMO_ZZ),
129: new CMO_INT32(CMO.CMO_QQ),
130: new CMO_INT32(CMO.CMO_ZERO),
1.12 tam 131: new CMO_INT32(CMO.CMO_DMS_GENERIC),
1.14 tam 132: new CMO_INT32(CMO.CMO_RECURSIVE_POLYNOMIAL),
1.9 tam 133: new CMO_INT32(CMO.CMO_DISTRIBUTED_POLYNOMIAL),
1.14 tam 134: new CMO_INT32(CMO.CMO_POLYNOMIAL_IN_ONE_VARIABLE),
1.12 tam 135: new CMO_INT32(CMO.CMO_BIGFLOAT),
136: new CMO_INT32(CMO.CMO_INDETERMINATE),
137: new CMO_INT32(CMO.CMO_TREE)};
1.15 tam 138: CMO[] DataFormat1 = {new CMO_INT32(OpenXM.OX_DATA),
139: new CMO_LIST(CMOFormat)};
140: CMO[] list = {new CMO_LIST(DataFormat1)};
141:
1.7 tam 142: mathcap[2] = new CMO_LIST(list);
143: }
144:
1.8 tam 145: stack.push(new CMO_MATHCAP(new CMO_LIST(mathcap)));
146: debug("push: "+ stack.peek());
1.7 tam 147: }
148:
1.1 tam 149: private void StackMachine(SM mesg) throws java.io.IOException{
1.4 tam 150: debug("receive: "+mesg);
151:
1.1 tam 152: switch(mesg.getCode()){
153: case SM.SM_popCMO:
154: SM_popCMO();
155: break;
156:
157: case SM.SM_executeFunction:
158: SM_executeFunction();
1.7 tam 159: break;
160:
161: case SM.SM_mathcap:
162: SM_mathcap();
1.1 tam 163: break;
164:
165: default:
166: System.out.println("received "+ mesg);
167: }
168: }
169:
170: private CMO CMO2OMXML(CMO obj){
1.11 tam 171: String str;
172:
173: try{
174: str = OM2OXM.CMO2OM(obj);
175: }catch(NumberFormatException e){
176: debug("CMO2OMXML occuered error in trans");
177: return new CMO_ERROR2(new CMO_STRING(e.toString()));
178: }
1.1 tam 179:
180: return new CMO_STRING(str);
181: }
182:
183: private CMO OMXML2CMO(CMO obj){
184: OM2OXM trans = new OM2OXM();
185: //StringBufferInputStream stream;
186: ByteArrayInputStream stream;
187: CMO ret;
188:
1.5 tam 189: debug("OMXML2CMO called: "+obj);
1.6 tam 190: if(!(obj instanceof CMO_STRING)){
1.11 tam 191: return new CMO_ERROR2(new CMO_STRING("It's not CMO_STRING."));
1.1 tam 192: }
193:
194: try{
195: stream = new ByteArrayInputStream(((CMO_STRING)obj).getString().getBytes());
196: ret = trans.parse(stream);
197: }catch(IOException e){
1.11 tam 198: debug("OMXML2CMO occuered error in trans");
199: return new CMO_ERROR2(new CMO_STRING(e.toString()));
200: }catch(NumberFormatException e){
1.6 tam 201: debug("OMXML2CMO occuered error in trans");
1.1 tam 202: return new CMO_ERROR2(new CMO_STRING(e.toString()));
203: }
204:
1.4 tam 205: debug("push: "+ret);
1.1 tam 206: return ret;
1.4 tam 207: }
208:
209: private void debug(String str){
210: if(debug){
211: System.out.println(str);
212: }
1.1 tam 213: }
214:
1.2 tam 215: private static String usage(){
216: String ret = "";
217:
218: ret += "usage\t: java OMproxy [options]\n";
219: ret += "options\t:\n";
220: ret += "\t -h \t show this message\n";
221: ret += "\t -host hostname \t (default localhost)\n";
222: ret += "\t -data port \t (default 1300)\n";
223: ret += "\t -control port \t (default 1200)\n";
1.8 tam 224: ret += "\t -insecure \t this version ignore this option\n";
1.17 tam 225: ret += "\t -nohup \t ignore signals (required libnative.so)\n";
1.2 tam 226:
227: return ret;
228: }
229:
1.1 tam 230: public static void main(String argv[]){
231: String host = "localhost";
232: int DataPort = 1300, ControlPort = 1200;
233:
234: for(int i=0;i<argv.length;i++){
235: if(argv[i].equals("-h")){
1.2 tam 236: System.out.print(usage());
1.1 tam 237: System.exit(0);
238: }else if(argv[i].equals("-host")){
239: host = argv[++i];
240: }else if(argv[i].equals("-data")){
241: DataPort = Integer.valueOf(argv[++i]).intValue();
242: }else if(argv[i].equals("-control")){
243: ControlPort = Integer.valueOf(argv[++i]).intValue();
1.8 tam 244: }else if(argv[i].equals("-insecure")){
1.1 tam 245: }else{
1.2 tam 246: System.err.println("unknown option : "+ argv[i]);
247: System.err.print(usage());
1.1 tam 248: System.exit(1);
249: }
250: }
1.2 tam 251:
1.1 tam 252: System.out.println("host(ctrl,data): "+ host
253: +"("+ ControlPort +","+ DataPort +")");
254:
255: try{
256: new OMproxy(host,ControlPort,DataPort);
257: System.out.println("connected.");
258: }catch(IOException e){
259: System.err.println("Error occured: "+ e);
260: System.err.println(e.getLocalizedMessage());
261: System.err.println(e.getMessage());
262: }
263: }
264: }
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