bugfix in url parsing for HTTP.java
[org.ibex.core.git] / src / org / ibex / util / Preprocessor.java
index 0b6e1ef..a226731 100644 (file)
@@ -7,6 +7,7 @@
 
 package org.ibex.util;
 
+import gnu.regexp.*;
 import java.util.*;
 import java.io.*;
 
@@ -29,6 +30,16 @@ import java.io.*;
  */
 public class Preprocessor {
 
+    public static String replaceAll(String source, String regexp, String replaceWith) {
+        try {
+            RE re = new RE(regexp, 0, RESyntax.RE_SYNTAX_PERL5);
+            return (String)re.substituteAll(source, replaceWith);
+        } catch (Exception e) {
+            e.printStackTrace();
+            return null;
+        }
+    }
+
     public static void main(String[] args) throws Exception {
         BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
         BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));
@@ -56,6 +67,7 @@ public class Preprocessor {
 
     private int enumSwitch = 0; // number appended to variable used in switch implementation
 
+   
     public Preprocessor(Reader reader, Writer writer) {
         setReader(reader);
         setWriter(writer);
@@ -121,7 +133,7 @@ PROCESS:
                     String val = trimmed.substring(keyEnd).trim();
                     replace.put(key, val);
                 }
-                out.println(); // preserve line numbers
+                out.print("\n"); // preserve line numbers
                 
             } else if (trimmed.startsWith("//#repeat ")) {
                 trimmed = trimmed.substring(9);
@@ -129,7 +141,7 @@ PROCESS:
                     String s2 = in.readLine().trim();
                     if (s2.startsWith("//")) s2 = s2.substring(2).trim();
                     trimmed = trimmed.substring(0, trimmed.length() - 1) + " " + s2;
-                    out.println();  // preserve line numbers
+                    out.print("\n");  // preserve line numbers
                 }
                 StringTokenizer st = new StringTokenizer(trimmed, " ");
                 repeatreplace = (Hashtable)replace.clone();
@@ -140,13 +152,13 @@ PROCESS:
                     repeatreplace.put(key, val);
                 }
                 sinceLastRepeat = new Vector();
-                out.println(); // preserve line numbers
+                out.print("\n"); // preserve line numbers
 
             } else if (trimmed.startsWith("//#end")) {
                 if (sinceLastRepeat == null) { err.add(new Warning("#end orphaned")); continue PROCESS; }
                 Hashtable save = replace;
                 replace = repeatreplace;
-                out.println();
+                out.print("\n");
                 for(int i=0; i<sinceLastRepeat.size() - 1; i++) out.print(processLine((String)sinceLastRepeat.elementAt(i), true));
                 sinceLastRepeat = null;
                 replace = save;
@@ -159,8 +171,8 @@ PROCESS:
                 if (expEnd - expStart <= 1) { err.add(new Error("badly formed #switch statement")); continue PROCESS; }
                 String expr = trimmed.substring(expStart, expEnd);
 
-                out.println("final String ccSwitch"+enumSwitch+" = (String)("+expr+");");
-                out.println("SUCCESS:do { switch(ccSwitch"+enumSwitch+".length()) {");
+                out.print("final String ccSwitch"+enumSwitch+" = (String)("+expr+");  ");
+                out.print("SUCCESS:do { switch(ccSwitch"+enumSwitch+".length()) {\n");
 
                 Hashtable[] byLength = new Hashtable[255];
                 String key = null;
@@ -190,7 +202,7 @@ PROCESS:
 
                     if (key != null) {
                         Hashtable hash = byLength[key.length()];
-                        hash.put(key, (String)hash.get(key) + processLine(trimmed, false) + "\n");
+                        hash.put(key, (String)hash.get(key) + replaceAll(processLine(trimmed, false), "//[^\"]*$", "").trim() + "\n");
                     } else {
                         out.print(processLine(trimmed, false));
                     }
@@ -198,13 +210,13 @@ PROCESS:
 
                 for(int i=0; i<255; i++) {
                     if (byLength[i] == null) continue;
-                    out.println("case " + i + ": { switch(ccSwitch"+enumSwitch+".charAt(0)) {");
+                    out.print("case " + i + ": { switch(ccSwitch"+enumSwitch+".charAt(0)) { ");
                     buildTrie("", byLength[i]);
-                    out.println("}; break; }");
+                    out.print("}; break; }  ");
                 }
-                out.println("} //switch");
-                if (Default != null) out.println(Default);
-                out.println("} while(false); //OUTER");
+                out.print("} /* switch */ ");
+                if (Default != null) out.print(" " + Default);
+                out.print(" } while(false); /* OUTER */\n");
                 enumSwitch++;
 
             } else {
@@ -227,18 +239,18 @@ PROCESS:
             if (!((String)keys.elementAt(i)).startsWith(prefix)) continue;
             String prefixPlusOne = ((String)keys.elementAt(i)).substring(0, prefix.length() + 1);
             if (i<keys.size()-1 && prefixPlusOne.equals((((String)keys.elementAt(i + 1)).substring(0, prefix.length() + 1)))) {
-                out.println("case \'" + prefixPlusOne.charAt(prefixPlusOne.length() - 1) + "\': {");
-                out.println("switch(ccSwitch"+enumSwitch+".charAt(" + (prefix.length()+1) + ")) {");
+                out.print("case \'" + prefixPlusOne.charAt(prefixPlusOne.length() - 1) + "\': { ");
+                out.print("switch(ccSwitch"+enumSwitch+".charAt(" + (prefix.length()+1) + ")) { ");
                 buildTrie(prefixPlusOne, cases);
-                out.println("} break; }");
+                out.print("} break; } ");
                 while(i<keys.size() && prefixPlusOne.equals(((String)keys.elementAt(i)).substring(0, prefix.length() + 1))) i++;
                 if (i<keys.size()) { i--; continue; }
             } else {
-                out.println("case \'" + prefixPlusOne.charAt(prefixPlusOne.length() - 1) + "\':");
+                out.print("case \'" + prefixPlusOne.charAt(prefixPlusOne.length() - 1) + "\': ");
                 String code = (String)cases.get(keys.elementAt(i));
-                code = code.substring(0, code.length() - 1);
+                code = code.substring(0, code.length());
                 String key = (String)keys.elementAt(i);
-                out.println("if (\""+key+"\".equals(ccSwitch"+enumSwitch+")) { if (true) do { " + code + " } while(false); break SUCCESS; } break; ");
+                out.print("if (\""+key+"\".equals(ccSwitch"+enumSwitch+")) { if (true) do { " + code + " } while(false); break SUCCESS; } break;  ");
             }
         }
     }
@@ -263,7 +275,7 @@ PROCESS:
                 ret += tok;
                 i = j - 1;
             } else if (val instanceof JSFunctionMacro) {
-                if (s.charAt(j) != '(') { err.add(new Error("open paren must follow macro binding for macro " + tok)); continue; }
+                if (s.charAt(j) != '(') { ret += tok; i = j - 1; continue; }
                 ret += ((JSFunctionMacro)val).process(s.substring(j+1, s.indexOf(')', j)));
                 i = s.indexOf(')', j);
             } else {
@@ -318,11 +330,11 @@ PROCESS:
             String bound2 = null;
             if (unbound2 == null) {
                 bound1 = args;
-                return expression.replaceAll(unbound1, bound1);
+                return replaceAll(expression, unbound1, bound1);
             } else {
                 bound1 = args.substring(0, args.indexOf(','));
                 bound2 = args.substring(args.indexOf(',') + 1);
-                return (expression.replaceAll(unbound1, bound1).replaceAll(unbound2, bound2));
+                return replaceAll(replaceAll(expression, unbound1, bound1), unbound2, bound2);
             }
         }
     }