===================================================================
RCS file: /home/cvs/OpenXM/src/OpenMath/OMproxy.java,v
retrieving revision 1.14
retrieving revision 1.28
diff -u -p -r1.14 -r1.28
--- OpenXM/src/OpenMath/OMproxy.java	1999/11/19 08:49:06	1.14
+++ OpenXM/src/OpenMath/OMproxy.java	2000/01/21 07:04:55	1.28
@@ -1,5 +1,5 @@
 /**
- * $OpenXM: OpenXM/src/OpenMath/OMproxy.java,v 1.13 1999/11/17 13:23:16 tam Exp $
+ * $OpenXM: OpenXM/src/OpenMath/OMproxy.java,v 1.27 2000/01/21 06:55:45 tam Exp $
  */
 
 import JP.ac.kobe_u.math.tam.OpenXM.*;
@@ -9,8 +9,8 @@ import java.io.*;
 class OMproxy implements Runnable{
   private OpenXM ox;
   private Stack stack = new Stack();
-  private boolean debug = true;
-  final int version = 199911110;
+  protected boolean debug = false;
+  final int version = 200001190;
 
   public OMproxy(String host,int ControlPort,int DataPort) throws IOException{
     ox = new OpenXM(this,host,ControlPort,DataPort);
@@ -20,8 +20,8 @@ class OMproxy implements Runnable{
     OM2OXM P = new OM2OXM();
 
     debug("OMproxy started.");
-    try{
-      while(true){
+    while(true){
+      try{
 	int ox_tag = ox.receiveOXtag();
 
 	switch(ox_tag){
@@ -34,13 +34,13 @@ class OMproxy implements Runnable{
 	  debug("push: "+ stack.peek());
 	  break;
 	}
+      }catch(Throwable e){
+	System.err.println(e.getMessage());
+	e.printStackTrace();
+	debug("error occured. stack was cleared.");
       }
-    }catch(java.io.IOException e){
-      System.err.println(e.getMessage());
-      e.printStackTrace();
     }
-
-    System.out.println("breaking...");
+    //System.out.println("breaking...");
   }
 
   /*
@@ -57,25 +57,32 @@ class OMproxy implements Runnable{
   */
 
   private void SM_popCMO() throws java.io.IOException{
-    if(stack.empty()){
-      ox.send(new CMO_NULL());
-    }else{
-      debug("sending CMO: "+ stack.peek());
-      ox.send(stack.pop());
+    try{
+      if(stack.empty()){
+	ox.send(new CMO_NULL());
+      }else{
+	debug("sending CMO: "+ stack.peek());
+	ox.send(stack.pop());
+      }
+    }catch(MathcapViolation e){
+      try{
+	ox.send(new CMO_ERROR2(new CMO_STRING("MathcapViolation: "+
+					      e.getMessage())));
+      }catch(MathcapViolation tmp){}
     }
   }
 
   private void SM_executeFunction() throws java.io.IOException{
     String function_name;
     CMO[] argv;
-    int argc = 1;
+    int argc;
 
     if(!(stack.peek() instanceof CMO_STRING)){
       stack.push(new CMO_ERROR2());
       return;
     }
     function_name = ((CMO_STRING)stack.pop()).getString();
-    //argc = ((CMO_INT32)stack.pop()).intValue();
+    argc = ((CMO_INT32)stack.pop()).intValue();
     argv = new CMO[argc];
     for(int i=0;i<argc;i++){
       argv[i] = (CMO)stack.pop();
@@ -113,13 +120,13 @@ class OMproxy implements Runnable{
       CMO[] list = {new CMO_INT32(SM.SM_popCMO),
 		    new CMO_INT32(SM.SM_executeFunction),
 		    new CMO_INT32(SM.SM_mathcap),
+		    new CMO_INT32(SM.SM_setMathCap),
 		    new CMO_INT32(SM.SM_control_kill),
 		    new CMO_INT32(SM.SM_control_reset_connection)};
       mathcap[1] = new CMO_LIST(list);
     }
 
     {
-      CMO[] DataFormat = {new CMO_INT32(OpenXM.OX_DATA)};
       CMO[] CMOFormat = {new CMO_INT32(CMO.CMO_NULL),
 			 new CMO_INT32(CMO.CMO_INT32),
 			 new CMO_INT32(CMO.CMO_STRING),
@@ -135,8 +142,10 @@ class OMproxy implements Runnable{
 			 new CMO_INT32(CMO.CMO_BIGFLOAT),
 			 new CMO_INT32(CMO.CMO_INDETERMINATE),
 			 new CMO_INT32(CMO.CMO_TREE)};
-      CMO[] list = {new CMO_LIST(DataFormat),
-		    new CMO_LIST(CMOFormat)};
+      CMO[] DataFormat1 = {new CMO_INT32(OpenXM.OX_DATA),
+			   new CMO_LIST(CMOFormat)};
+      CMO[] list = {new CMO_LIST(DataFormat1)};
+
       mathcap[2] = new CMO_LIST(list);
     }
 
@@ -144,6 +153,15 @@ class OMproxy implements Runnable{
     debug("push: "+ stack.peek());
   }
 
+  private void SM_setMathCap() throws java.io.IOException{
+    Object mathcap = stack.pop();
+
+    if(mathcap instanceof CMO_MATHCAP){
+      stack.push(new CMO_ERROR2());
+    }
+    ox.setMathCap((CMO_MATHCAP)mathcap);
+  }
+
   private void StackMachine(SM mesg) throws java.io.IOException{
     debug("receive: "+mesg);
 
@@ -160,6 +178,10 @@ class OMproxy implements Runnable{
       SM_mathcap();
       break;
 
+    case SM.SM_setMathCap:
+      SM_setMathCap();
+      break;
+
     default:
       System.out.println("received "+ mesg);
     }
@@ -220,6 +242,7 @@ class OMproxy implements Runnable{
     ret += "\t -data port \t (default 1300)\n";
     ret += "\t -control port \t (default 1200)\n";
     ret += "\t -insecure \t this version ignore this option\n";
+    ret += "\t -debug \t display debug messages\n";
 
     return ret;
   }
@@ -227,6 +250,7 @@ class OMproxy implements Runnable{
   public static void main(String argv[]){
     String host = "localhost";
     int DataPort = 1300, ControlPort = 1200;
+    boolean debug = false;
 
     for(int i=0;i<argv.length;i++){
       if(argv[i].equals("-h")){
@@ -239,6 +263,8 @@ class OMproxy implements Runnable{
       }else if(argv[i].equals("-control")){
 	ControlPort = Integer.valueOf(argv[++i]).intValue();
       }else if(argv[i].equals("-insecure")){
+      }else if(argv[i].equals("-debug")){
+	debug = true;
       }else{
 	System.err.println("unknown option : "+ argv[i]);
 	System.err.print(usage());
@@ -250,7 +276,7 @@ class OMproxy implements Runnable{
 		       +"("+ ControlPort +","+ DataPort +")");
 
     try{
-      new OMproxy(host,ControlPort,DataPort);
+      new OMproxy(host,ControlPort,DataPort).debug = debug;
       System.out.println("connected.");
     }catch(IOException e){
       System.err.println("Error occured: "+ e);