cmm.java

是Google提供的一个 Windows 应用程序；用户可以借助于该程序

    } finally {
    if (jjtc000) {
      jjtree.closeNodeScope(jjtn000, true);
    }
    }
  }

  static final public void IfSentence() throws ParseException {
                   /*@bgen(jjtree) IfSentence */
  SimpleNode jjtn000 = new SimpleNode(JJTIFSENTENCE);
  boolean jjtc000 = true;
  jjtree.openNodeScope(jjtn000);
    try {
      jj_consume_token(KEYWORD_IF);
      jj_consume_token(33);
      Condition();
      jj_consume_token(34);
      Sentence();
      label_6:
      while (true) {
        switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
        case KEYWORD_ELSE:
          ;
          break;
        default:
          jj_la1[11] = jj_gen;
          break label_6;
        }
        jj_consume_token(KEYWORD_ELSE);
        Sentence();
      }
    } catch (Throwable jjte000) {
    if (jjtc000) {
      jjtree.clearNodeScope(jjtn000);
      jjtc000 = false;
    } else {
      jjtree.popNode();
    }
    if (jjte000 instanceof RuntimeException) {
      {if (true) throw (RuntimeException)jjte000;}
    }
    if (jjte000 instanceof ParseException) {
      {if (true) throw (ParseException)jjte000;}
    }
    {if (true) throw (Error)jjte000;}
    } finally {
    if (jjtc000) {
      jjtree.closeNodeScope(jjtn000, true);
    }
    }
  }

  static final public void WhileSentence() throws ParseException {
                      /*@bgen(jjtree) WhileSentence */
  SimpleNode jjtn000 = new SimpleNode(JJTWHILESENTENCE);
  boolean jjtc000 = true;
  jjtree.openNodeScope(jjtn000);
    try {
      jj_consume_token(KEYWORD_WHILE);
      jj_consume_token(33);
      Condition();
      jj_consume_token(34);
      Sentence();
    } catch (Throwable jjte000) {
    if (jjtc000) {
      jjtree.clearNodeScope(jjtn000);
      jjtc000 = false;
    } else {
      jjtree.popNode();
    }
    if (jjte000 instanceof RuntimeException) {
      {if (true) throw (RuntimeException)jjte000;}
    }
    if (jjte000 instanceof ParseException) {
      {if (true) throw (ParseException)jjte000;}
    }
    {if (true) throw (Error)jjte000;}
    } finally {
    if (jjtc000) {
      jjtree.closeNodeScope(jjtn000, true);
    }
    }
  }

  static final public void Condition() throws ParseException {
                  /*@bgen(jjtree) Condition */
  SimpleNode jjtn000 = new SimpleNode(JJTCONDITION);
  boolean jjtc000 = true;
  jjtree.openNodeScope(jjtn000);
    try {
      Expression();
      jj_consume_token(WORD);
      Expression();
    } catch (Throwable jjte000) {
    if (jjtc000) {
      jjtree.clearNodeScope(jjtn000);
      jjtc000 = false;
    } else {
      jjtree.popNode();
    }
    if (jjte000 instanceof RuntimeException) {
      {if (true) throw (RuntimeException)jjte000;}
    }
    if (jjte000 instanceof ParseException) {
      {if (true) throw (ParseException)jjte000;}
    }
    {if (true) throw (Error)jjte000;}
    } finally {
    if (jjtc000) {
      jjtree.closeNodeScope(jjtn000, true);
    }
    }
  }

  static final public void WriteSentence() throws ParseException {
                      /*@bgen(jjtree) WriteSentence */
  SimpleNode jjtn000 = new SimpleNode(JJTWRITESENTENCE);
  boolean jjtc000 = true;
  jjtree.openNodeScope(jjtn000);
    try {
      jj_consume_token(KEYWORD_WRITE);
      jj_consume_token(33);
      Expression();
      label_7:
      while (true) {
        switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
        case INT:
        case REAL:
        case ID:
        case ARRAY:
        case 33:
          ;
          break;
        default:
          jj_la1[12] = jj_gen;
          break label_7;
        }
        Expression();
      }
      jj_consume_token(34);
      jj_consume_token(31);
    } catch (Throwable jjte000) {
    if (jjtc000) {
      jjtree.clearNodeScope(jjtn000);
      jjtc000 = false;
    } else {
      jjtree.popNode();
    }
    if (jjte000 instanceof RuntimeException) {
      {if (true) throw (RuntimeException)jjte000;}
    }
    if (jjte000 instanceof ParseException) {
      {if (true) throw (ParseException)jjte000;}
    }
    {if (true) throw (Error)jjte000;}
    } finally {
    if (jjtc000) {
      jjtree.closeNodeScope(jjtn000, true);
    }
    }
  }

  static final public void ReadSentence() throws ParseException {
                     /*@bgen(jjtree) ReadSentence */
  SimpleNode jjtn000 = new SimpleNode(JJTREADSENTENCE);
  boolean jjtc000 = true;
  jjtree.openNodeScope(jjtn000);
    try {
      switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
      case KEYWORD_READ:
        jj_consume_token(KEYWORD_READ);
        jj_consume_token(33);
        jj_consume_token(ID);
        break;
      case ARRAY:
        jj_consume_token(ARRAY);
        label_8:
        while (true) {
          switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
          case ARRAY:
          case 30:
            ;
            break;
          default:
            jj_la1[13] = jj_gen;
            break label_8;
          }
          switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
          case 30:
            jj_consume_token(30);
            jj_consume_token(ID);
            break;
          case ARRAY:
            jj_consume_token(ARRAY);
            break;
          default:
            jj_la1[14] = jj_gen;
            jj_consume_token(-1);
            throw new ParseException();
          }
        }
        jj_consume_token(34);
        jj_consume_token(31);
        break;
      default:
        jj_la1[15] = jj_gen;
        jj_consume_token(-1);
        throw new ParseException();
      }
    } finally {
    if (jjtc000) {
      jjtree.closeNodeScope(jjtn000, true);
    }
    }
  }

  static private boolean jj_initialized_once = false;
  /** Generated Token Manager. */
  static public CmmTokenManager token_source;
  static SimpleCharStream jj_input_stream;
  /** Current token. */
  static public Token token;
  /** Next token. */
  static public Token jj_nt;
  static private int jj_ntk;
  static private int jj_gen;
  static final private int[] jj_la1 = new int[16];
  static private int[] jj_la1_0;
  static private int[] jj_la1_1;
  static {
      jj_la1_init_0();
      jj_la1_init_1();
   }
   private static void jj_la1_init_0() {
      jj_la1_0 = new int[] {0x1800,0x1800,0x600000,0x40000000,0x600000,0x67a000,0x67a000,0x600000,0x200,0x400,0x600180,0x4000,0x600180,0x40400000,0x40400000,0x410000,};
   }
   private static void jj_la1_init_1() {
      jj_la1_1 = new int[] {0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x2,0x0,0x2,0x0,0x0,0x0,};
   }

  /** Constructor with InputStream. */
  public Cmm(java.io.InputStream stream) {
     this(stream, null);
  }
  /** Constructor with InputStream and supplied encoding */
  public Cmm(java.io.InputStream stream, String encoding) {
    if (jj_initialized_once) {
      System.out.println("ERROR: Second call to constructor of static parser.  ");
      System.out.println("       You must either use ReInit() or set the JavaCC option STATIC to false");
      System.out.println("       during parser generation.");
      throw new Error();
    }
    jj_initialized_once = true;
    try { jj_input_stream = new SimpleCharStream(stream, encoding, 1, 1); } catch(java.io.UnsupportedEncodingException e) { throw new RuntimeException(e); }
    token_source = new CmmTokenManager(jj_input_stream);
    token = new Token();
    jj_ntk = -1;
    jj_gen = 0;
    for (int i = 0; i < 16; i++) jj_la1[i] = -1;
  }

  /** Reinitialise. */
  static public void ReInit(java.io.InputStream stream) {
     ReInit(stream, null);
  }
  /** Reinitialise. */
  static public void ReInit(java.io.InputStream stream, String encoding) {
    try { jj_input_stream.ReInit(stream, encoding, 1, 1); } catch(java.io.UnsupportedEncodingException e) { throw new RuntimeException(e); }
    token_source.ReInit(jj_input_stream);
    token = new Token();
    jj_ntk = -1;
    jjtree.reset();
    jj_gen = 0;
    for (int i = 0; i < 16; i++) jj_la1[i] = -1;
  }

  /** Constructor. */
  public Cmm(java.io.Reader stream) {
    if (jj_initialized_once) {
      System.out.println("ERROR: Second call to constructor of static parser. ");
      System.out.println("       You must either use ReInit() or set the JavaCC option STATIC to false");
      System.out.println("       during parser generation.");
      throw new Error();
    }
    jj_initialized_once = true;
    jj_input_stream = new SimpleCharStream(stream, 1, 1);
    token_source = new CmmTokenManager(jj_input_stream);
    token = new Token();
    jj_ntk = -1;
    jj_gen = 0;
    for (int i = 0; i < 16; i++) jj_la1[i] = -1;
  }

  /** Reinitialise. */
  static public void ReInit(java.io.Reader stream) {
    jj_input_stream.ReInit(stream, 1, 1);
    token_source.ReInit(jj_input_stream);
    token = new Token();
    jj_ntk = -1;
    jjtree.reset();
    jj_gen = 0;
    for (int i = 0; i < 16; i++) jj_la1[i] = -1;
  }

  /** Constructor with generated Token Manager. */
  public Cmm(CmmTokenManager tm) {
    if (jj_initialized_once) {
      System.out.println("ERROR: Second call to constructor of static parser. ");
      System.out.println("       You must either use ReInit() or set the JavaCC option STATIC to false");
      System.out.println("       during parser generation.");
      throw new Error();
    }
    jj_initialized_once = true;
    token_source = tm;
    token = new Token();
    jj_ntk = -1;
    jj_gen = 0;
    for (int i = 0; i < 16; i++) jj_la1[i] = -1;
  }

  /** Reinitialise. */
  public void ReInit(CmmTokenManager tm) {
    token_source = tm;
    token = new Token();
    jj_ntk = -1;
    jjtree.reset();
    jj_gen = 0;
    for (int i = 0; i < 16; i++) jj_la1[i] = -1;
  }

  static private Token jj_consume_token(int kind) throws ParseException {
    Token oldToken;
    if ((oldToken = token).next != null) token = token.next;
    else token = token.next = token_source.getNextToken();
    jj_ntk = -1;
    if (token.kind == kind) {
      jj_gen++;
      return token;
    }
    token = oldToken;
    jj_kind = kind;
    throw generateParseException();
  }


/** Get the next Token. */
  static final public Token getNextToken() {
    if (token.next != null) token = token.next;
    else token = token.next = token_source.getNextToken();
    jj_ntk = -1;
    jj_gen++;
    return token;
  }

/** Get the specific Token. */
  static final public Token getToken(int index) {
    Token t = token;
    for (int i = 0; i < index; i++) {
      if (t.next != null) t = t.next;
      else t = t.next = token_source.getNextToken();
    }
    return t;
  }

  static private int jj_ntk() {
    if ((jj_nt=token.next) == null)
      return (jj_ntk = (token.next=token_source.getNextToken()).kind);
    else
      return (jj_ntk = jj_nt.kind);
  }

  static private java.util.List<int[]> jj_expentries = new java.util.ArrayList<int[]>();
  static private int[] jj_expentry;
  static private int jj_kind = -1;

  /** Generate ParseException. */
  static public ParseException generateParseException() {
    jj_expentries.clear();
    boolean[] la1tokens = new boolean[35];
    if (jj_kind >= 0) {
      la1tokens[jj_kind] = true;
      jj_kind = -1;
    }
    for (int i = 0; i < 16; i++) {
      if (jj_la1[i] == jj_gen) {
        for (int j = 0; j < 32; j++) {
          if ((jj_la1_0[i] & (1<<j)) != 0) {
            la1tokens[j] = true;
          }
          if ((jj_la1_1[i] & (1<<j)) != 0) {
            la1tokens[32+j] = true;
          }
        }
      }
    }
    for (int i = 0; i < 35; i++) {
      if (la1tokens[i]) {
        jj_expentry = new int[1];
        jj_expentry[0] = i;
        jj_expentries.add(jj_expentry);
      }
    }
    int[][] exptokseq = new int[jj_expentries.size()][];
    for (int i = 0; i < jj_expentries.size(); i++) {
      exptokseq[i] = jj_expentries.get(i);
    }
    return new ParseException(token, exptokseq, tokenImage);
  }

  /** Enable tracing. */
  static final public void enable_tracing() {
  }

  /** Disable tracing. */
  static final public void disable_tracing() {
  }

}