parsegen.java

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	    ostr.println("    jj_ntk = -1;");
	  }
          if (jjtreeGenerated) {
            ostr.println("    jjtree.reset();");
          }
          if (Options.B("ERROR_REPORTING")) {
            ostr.println("    jj_gen = 0;");
            ostr.println("    for (int i = 0; i < " + maskindex + "; i++) jj_la1[i] = -1;");
            if (jj2index != 0) {
              ostr.println("    for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();");
            }
          }
          ostr.println("  }");
	  ostr.println("");
          ostr.println("  public " + cu_name + "(java.io.Reader stream) {");
          if (Options.B("STATIC")) {
            ostr.println("    if (jj_initialized_once) {");
            ostr.println("      System.out.println(\"ERROR: Second call to constructor of static parser.  You must\");");
            ostr.println("      System.out.println(\"       either use ReInit() or set the JavaCC option STATIC to false\");");
            ostr.println("      System.out.println(\"       during parser generation.\");");
            ostr.println("      throw new Error();");
            ostr.println("    }");
            ostr.println("    jj_initialized_once = true;");
          }
          if (Options.B("JAVA_UNICODE_ESCAPE")) {
            ostr.println("    jj_input_stream = new JavaCharStream(stream, 1, 1);");
          } else {
            ostr.println("    jj_input_stream = new SimpleCharStream(stream, 1, 1);");
          }
          ostr.println("    token_source = new " + cu_name + "TokenManager(jj_input_stream);");
          ostr.println("    token = new Token();");
	  if (Options.B("CACHE_TOKENS")) {
	    ostr.println("    token.next = jj_nt = token_source.getNextToken();");
	  } else {
	    ostr.println("    jj_ntk = -1;");
	  }
          if (Options.B("ERROR_REPORTING")) {
            ostr.println("    jj_gen = 0;");
            ostr.println("    for (int i = 0; i < " + maskindex + "; i++) jj_la1[i] = -1;");
            if (jj2index != 0) {
              ostr.println("    for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();");
            }
          }
          ostr.println("  }");
          ostr.println("");
          ostr.println("  " + staticOpt() + "public void ReInit(java.io.Reader stream) {");
          if (Options.B("JAVA_UNICODE_ESCAPE")) {
            ostr.println("    jj_input_stream.ReInit(stream, 1, 1);");
          } else {
            ostr.println("    jj_input_stream.ReInit(stream, 1, 1);");
          }
          ostr.println("    token_source.ReInit(jj_input_stream);");
          ostr.println("    token = new Token();");
	  if (Options.B("CACHE_TOKENS")) {
	    ostr.println("    token.next = jj_nt = token_source.getNextToken();");
	  } else {
	    ostr.println("    jj_ntk = -1;");
	  }
          if (jjtreeGenerated) {
            ostr.println("    jjtree.reset();");
          }
          if (Options.B("ERROR_REPORTING")) {
            ostr.println("    jj_gen = 0;");
            ostr.println("    for (int i = 0; i < " + maskindex + "; i++) jj_la1[i] = -1;");
            if (jj2index != 0) {
              ostr.println("    for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();");
            }
          }
          ostr.println("  }");
        }
      }
      ostr.println("");
      if (Options.B("USER_TOKEN_MANAGER")) {
        ostr.println("  public " + cu_name + "(TokenManager tm) {");
      } else {
        ostr.println("  public " + cu_name + "(" + cu_name + "TokenManager tm) {");
      }
      if (Options.B("STATIC")) {
        ostr.println("    if (jj_initialized_once) {");
        ostr.println("      System.out.println(\"ERROR: Second call to constructor of static parser.  You must\");");
        ostr.println("      System.out.println(\"       either use ReInit() or set the JavaCC option STATIC to false\");");
        ostr.println("      System.out.println(\"       during parser generation.\");");
        ostr.println("      throw new Error();");
        ostr.println("    }");
        ostr.println("    jj_initialized_once = true;");
      }
      ostr.println("    token_source = tm;");
      ostr.println("    token = new Token();");
      if (Options.B("CACHE_TOKENS")) {
	ostr.println("    token.next = jj_nt = token_source.getNextToken();");
      } else {
	ostr.println("    jj_ntk = -1;");
      }
      if (Options.B("ERROR_REPORTING")) {
        ostr.println("    jj_gen = 0;");
        ostr.println("    for (int i = 0; i < " + maskindex + "; i++) jj_la1[i] = -1;");
        if (jj2index != 0) {
          ostr.println("    for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();");
        }
      }
      ostr.println("  }");
      ostr.println("");
      if (Options.B("USER_TOKEN_MANAGER")) {
        ostr.println("  public void ReInit(TokenManager tm) {");
      } else {
        ostr.println("  public void ReInit(" + cu_name + "TokenManager tm) {");
      }
      ostr.println("    token_source = tm;");
      ostr.println("    token = new Token();");
      if (Options.B("CACHE_TOKENS")) {
	ostr.println("    token.next = jj_nt = token_source.getNextToken();");
      } else {
	ostr.println("    jj_ntk = -1;");
      }
      if (jjtreeGenerated) {
        ostr.println("    jjtree.reset();");
      }
      if (Options.B("ERROR_REPORTING")) {
        ostr.println("    jj_gen = 0;");
        ostr.println("    for (int i = 0; i < " + maskindex + "; i++) jj_la1[i] = -1;");
        if (jj2index != 0) {
          ostr.println("    for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();");
        }
      }
      ostr.println("  }");
      ostr.println("");
      ostr.println("  " + staticOpt() + "final private Token jj_consume_token(int kind) throws ParseException {");
      if (Options.B("CACHE_TOKENS")) {
	ostr.println("    Token oldToken = token;");
	ostr.println("    if ((token = jj_nt).next != null) jj_nt = jj_nt.next;");
	ostr.println("    else jj_nt = jj_nt.next = token_source.getNextToken();");
      } else {
	ostr.println("    Token oldToken;");
	ostr.println("    if ((oldToken = token).next != null) token = token.next;");
	ostr.println("    else token = token.next = token_source.getNextToken();");
	ostr.println("    jj_ntk = -1;");
      }
      ostr.println("    if (token.kind == kind) {");
      if (Options.B("ERROR_REPORTING")) {
        ostr.println("      jj_gen++;");
	if (jj2index != 0) {
	  ostr.println("      if (++jj_gc > 100) {");
	  ostr.println("        jj_gc = 0;");
	  ostr.println("        for (int i = 0; i < jj_2_rtns.length; i++) {");
	  ostr.println("          JJCalls c = jj_2_rtns[i];");
	  ostr.println("          while (c != null) {");
	  ostr.println("            if (c.gen < jj_gen) c.first = null;");
	  ostr.println("            c = c.next;");
	  ostr.println("          }");
	  ostr.println("        }");
	  ostr.println("      }");
	}
      }
      if (Options.B("DEBUG_PARSER")) {
        ostr.println("      trace_token(token, \"\");");
      }
      ostr.println("      return token;");
      ostr.println("    }");
      if (Options.B("CACHE_TOKENS")) {
	ostr.println("    jj_nt = token;");
      }
      ostr.println("    token = oldToken;");
      if (Options.B("ERROR_REPORTING")) {
        ostr.println("    jj_kind = kind;");
      }
      ostr.println("    throw generateParseException();");
      ostr.println("  }");
      ostr.println("");
      if (jj2index != 0) {
        ostr.println("  static private final class LookaheadSuccess extends java.lang.Error { }");
        ostr.println("  " + staticOpt() + "final private LookaheadSuccess jj_ls = new LookaheadSuccess();");
        ostr.println("  " + staticOpt() + "final private boolean jj_scan_token(int kind) {");
        ostr.println("    if (jj_scanpos == jj_lastpos) {");
        ostr.println("      jj_la--;");
        ostr.println("      if (jj_scanpos.next == null) {");
        ostr.println("        jj_lastpos = jj_scanpos = jj_scanpos.next = token_source.getNextToken();");
        ostr.println("      } else {");
        ostr.println("        jj_lastpos = jj_scanpos = jj_scanpos.next;");
        ostr.println("      }");
        ostr.println("    } else {");
        ostr.println("      jj_scanpos = jj_scanpos.next;");
        ostr.println("    }");
        if (Options.B("ERROR_REPORTING")) {
          ostr.println("    if (jj_rescan) {");
          ostr.println("      int i = 0; Token tok = token;");
          ostr.println("      while (tok != null && tok != jj_scanpos) { i++; tok = tok.next; }");
          ostr.println("      if (tok != null) jj_add_error_token(kind, i);");
          if (Options.B("DEBUG_LOOKAHEAD")) {
            ostr.println("    } else {");
            ostr.println("      trace_scan(jj_scanpos, kind);");
          }
          ostr.println("    }");
        } else if (Options.B("DEBUG_LOOKAHEAD")) {
          ostr.println("    trace_scan(jj_scanpos, kind);");
        }
        ostr.println("    if (jj_scanpos.kind != kind) return true;");
        ostr.println("    if (jj_la == 0 && jj_scanpos == jj_lastpos) throw jj_ls;");
        ostr.println("    return false;");
        ostr.println("  }");
        ostr.println("");
      }
      ostr.println("  " + staticOpt() + "final public Token getNextToken() {");
      if (Options.B("CACHE_TOKENS")) {
	ostr.println("    if ((token = jj_nt).next != null) jj_nt = jj_nt.next;");
	ostr.println("    else jj_nt = jj_nt.next = token_source.getNextToken();");
      } else {
	ostr.println("    if (token.next != null) token = token.next;");
	ostr.println("    else token = token.next = token_source.getNextToken();");
	ostr.println("    jj_ntk = -1;");
      }
      if (Options.B("ERROR_REPORTING")) {
        ostr.println("    jj_gen++;");
      }
      if (Options.B("DEBUG_PARSER")) {
        ostr.println("      trace_token(token, \" (in getNextToken)\");");
      }
      ostr.println("    return token;");
      ostr.println("  }");
      ostr.println("");
      ostr.println("  " + staticOpt() + "final public Token getToken(int index) {");
      if (jj2index != 0) {
        ostr.println("    Token t = lookingAhead ? jj_scanpos : token;");
      } else {
        ostr.println("    Token t = token;");
      }
      ostr.println("    for (int i = 0; i < index; i++) {");
      ostr.println("      if (t.next != null) t = t.next;");
      ostr.println("      else t = t.next = token_source.getNextToken();");
      ostr.println("    }");
      ostr.println("    return t;");
      ostr.println("  }");