ParamStringScanner.java

/* Generated By:JavaCC: Do not edit this line. ParamStringScanner.java */
package org.openstreetmap.josm.plugins.roadsigns.javacc;

import java.util.ArrayList;
import java.util.List;

import org.openstreetmap.josm.plugins.roadsigns.ParametrizedString.Prm;
import org.openstreetmap.josm.plugins.roadsigns.ParametrizedString.Str;
import org.openstreetmap.josm.plugins.roadsigns.ParametrizedString.StringOrParameter;

public class ParamStringScanner implements ParamStringScannerConstants {
        public static List<StringOrParameter> parseIt(String s) throws ParseException {
                ParamStringScanner parser = new ParamStringScanner(new java.io.StringReader(s));
                return parser.parse();
        }

  final public List<StringOrParameter> parse() throws ParseException {
    String val;
    Token t;
    List<StringOrParameter> lst = new ArrayList<>();
    label_1:
    while (true) {
      switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
      case ID:
      case ESC:
      case REST:
        ;
        break;
      default:
        jj_la1[0] = jj_gen;
        break label_1;
      }
      switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
      case ID:
        val = id();
            lst.add(new Prm(val));
        break;
      case ESC:
        val = esc();
            lst.add(new Str(val));
        break;
      case REST:
        t = jj_consume_token(REST);
            lst.add(new Str(t.image));
        break;
      default:
        jj_la1[1] = jj_gen;
        jj_consume_token(-1);
        throw new ParseException();
      }
    }
            {if (true) return lst;}
    throw new Error("Missing return statement in function");
  }

  final public String id() throws ParseException {
    Token t;
    String ret;
    t = jj_consume_token(ID);
        ret = t.image;
        ret = ret.substring(1);
        if (ret.startsWith("{")) {
            ret = ret.substring(1, ret.length()-1);
        }
        {if (true) return ret;}
    throw new Error("Missing return statement in function");
  }

  final public String esc() throws ParseException {
    Token t;
    t = jj_consume_token(ESC);
        if (t.image.equals("\\\\")) {
            {if (true) return "\\";}
        } else if (t.image.equals("\\$")) {
            {if (true) return "$";}
        } else
            {if (true) throw new AssertionError();}
    throw new Error("Missing return statement in function");
  }

  /** Generated Token Manager. */
  public ParamStringScannerTokenManager token_source;
  SimpleCharStream jj_input_stream;
  /** Current token. */
  public Token token;
  /** Next token. */
  public Token jj_nt;
  private int jj_ntk;
  private int jj_gen;
  final private int[] jj_la1 = new int[2];
  static private int[] jj_la1_0;
  static {
      jj_la1_init_0();
   }
   private static void jj_la1_init_0() {
      jj_la1_0 = new int[] {0xe,0xe,};
   }

  /** Constructor with InputStream. */
  public ParamStringScanner(java.io.InputStream stream) {
     this(stream, null);
  }
  /** Constructor with InputStream and supplied encoding */
  public ParamStringScanner(java.io.InputStream stream, String encoding) {
    try { jj_input_stream = new SimpleCharStream(stream, encoding, 1, 1); } catch(java.io.UnsupportedEncodingException e) { throw new RuntimeException(e); }
    token_source = new ParamStringScannerTokenManager(jj_input_stream);
    token = new Token();
    jj_ntk = -1;
    jj_gen = 0;
    for (int i = 0; i < 2; i++) jj_la1[i] = -1;
  }

  /** Reinitialise. */
  public void ReInit(java.io.InputStream stream) {
     ReInit(stream, null);
  }
  /** Reinitialise. */
  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;
    jj_gen = 0;
    for (int i = 0; i < 2; i++) jj_la1[i] = -1;
  }

  /** Constructor. */
  public ParamStringScanner(java.io.Reader stream) {
    jj_input_stream = new SimpleCharStream(stream, 1, 1);
    token_source = new ParamStringScannerTokenManager(jj_input_stream);
    token = new Token();
    jj_ntk = -1;
    jj_gen = 0;
    for (int i = 0; i < 2; i++) jj_la1[i] = -1;
  }

  /** Reinitialise. */
  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;
    jj_gen = 0;
    for (int i = 0; i < 2; i++) jj_la1[i] = -1;
  }

  /** Constructor with generated Token Manager. */
  public ParamStringScanner(ParamStringScannerTokenManager tm) {
    token_source = tm;
    token = new Token();
    jj_ntk = -1;
    jj_gen = 0;
    for (int i = 0; i < 2; i++) jj_la1[i] = -1;
  }

  /** Reinitialise. */
  public void ReInit(ParamStringScannerTokenManager tm) {
    token_source = tm;
    token = new Token();
    jj_ntk = -1;
    jj_gen = 0;
    for (int i = 0; i < 2; i++) jj_la1[i] = -1;
  }

  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. */
  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. */
  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;
  }

  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);
  }

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

  /** Generate ParseException. */
  public ParseException generateParseException() {
    jj_expentries.clear();
    boolean[] la1tokens = new boolean[4];
    if (jj_kind >= 0) {
      la1tokens[jj_kind] = true;
      jj_kind = -1;
    }
    for (int i = 0; i < 2; 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;
          }
        }
      }
    }
    for (int i = 0; i < 4; 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] = (int[])jj_expentries.get(i);
    }
    return new ParseException(token, exptokseq, tokenImage);
  }

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

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

}