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    • org.apache.commons.configuration2.plist.PropertyListParser Maven / Gradle / Ivy

    /* PropertyListParser.java */
/* Generated By:JavaCC: Do not edit this line. PropertyListParser.java */
package org.apache.commons.configuration2.plist;

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

import org.apache.commons.configuration2.HierarchicalConfiguration;
import org.apache.commons.configuration2.tree.ImmutableNode;

import org.apache.commons.codec.binary.Hex;

/**
 * JavaCC based parser for the PropertyList format.
 *
 * @author Emmanuel Bourg
 */
class PropertyListParser implements PropertyListParserConstants {

    /**
     * Remove the quotes at the beginning and at the end of the specified String.
     */
    protected String removeQuotes(String s)
    {
        if (s == null)
        {
            return null;
        }

        if (s.startsWith("\"") && s.endsWith("\"") && s.length() >= 2)
        {
            s = s.substring(1, s.length() - 1);
        }

        return s;
    }

    protected String unescapeQuotes(String s)
    {
        return s.replaceAll("\\\\\"", "\"");
    }

    /**
     * Remove the white spaces and the data delimiters from the specified
     * string and parse it as a byte array.
     */
    protected byte[] filterData(String s) throws ParseException
    {
        if (s == null)
        {
            return null;
        }

        // remove the delimiters
        if (s.startsWith("<") && s.endsWith(">") && s.length() >= 2)
        {
            s = s.substring(1, s.length() - 1);
        }

        // remove the white spaces
        s = s.replaceAll("\\s", "");

        // add a leading 0 to ensure well formed bytes
        if (s.length() % 2 != 0)
        {
            s = "0" + s;
        }

        // parse and return the bytes
        try
        {
            return Hex.decodeHex(s.toCharArray());
        }
        catch (Exception e)
        {
            throw (ParseException) new ParseException("Unable to parse the byte[] : " + e.getMessage());
        }
    }

    /**
     * Parse a date formatted as <*D2002-03-22 11:30:00 +0100>
     */
    protected Date parseDate(String s) throws ParseException
    {
        return PropertyListConfiguration.parseDate(s);
    }

  final public PropertyListConfiguration parse() throws ParseException {PropertyListConfiguration configuration = null;
    configuration = Dictionary();
    jj_consume_token(0);
{if ("" != null) return configuration;}
    throw new Error("Missing return statement in function");
}

  final public PropertyListConfiguration Dictionary() throws ParseException {ImmutableNode.Builder builder = new ImmutableNode.Builder();
    ImmutableNode child = null;
    jj_consume_token(DICT_BEGIN);
    label_1:
    while (true) {
      switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
      case STRING:
      case QUOTED_STRING:{
        ;
        break;
        }
      default:
        jj_la1[0] = jj_gen;
        break label_1;
      }
      child = Property();
if (child.getValue() instanceof HierarchicalConfiguration)
            {
                // prune & graft the nested configuration to the parent configuration
                @SuppressWarnings("unchecked") // we created this configuration
                HierarchicalConfiguration conf =
                    (HierarchicalConfiguration) child.getValue();
                ImmutableNode root = conf.getNodeModel().getNodeHandler().getRootNode();
                ImmutableNode.Builder childBuilder = new ImmutableNode.Builder();
                childBuilder.name(child.getNodeName()).value(root.getValue())
                  .addChildren(root.getChildren());
                builder.addChild(childBuilder.create());
            }
            else
            {
                builder.addChild(child);
            }
    }
    jj_consume_token(DICT_END);
{if ("" != null) return new PropertyListConfiguration(builder.create());}
    throw new Error("Missing return statement in function");
}

  final public ImmutableNode Property() throws ParseException {String key = null;
    Object value = null;
    ImmutableNode.Builder node = new ImmutableNode.Builder();
    key = String();
node.name(key);
    jj_consume_token(EQUAL);
    value = Element();
node.value(value);
    switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
    case DICT_SEPARATOR:{
      jj_consume_token(DICT_SEPARATOR);
      break;
      }
    default:
      jj_la1[1] = jj_gen;
      ;
    }
{if ("" != null) return node.create();}
    throw new Error("Missing return statement in function");
}

  final public Object Element() throws ParseException {Object value = null;
    if (jj_2_1(2)) {
      value = Array();
{if ("" != null) return value;}
    } else {
      switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
      case DICT_BEGIN:{
        value = Dictionary();
{if ("" != null) return value;}
        break;
        }
      case STRING:
      case QUOTED_STRING:{
        value = String();
{if ("" != null) return value;}
        break;
        }
      case DATA:{
        value = Data();
{if ("" != null) return value;}
        break;
        }
      case DATE:{
        value = Date();
{if ("" != null) return value;}
        break;
        }
      default:
        jj_la1[2] = jj_gen;
        jj_consume_token(-1);
        throw new ParseException();
      }
    }
    throw new Error("Missing return statement in function");
}

  final public List Array() throws ParseException {List list = new ArrayList();
    Object element = null;
    jj_consume_token(ARRAY_BEGIN);
    switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
    case ARRAY_BEGIN:
    case DICT_BEGIN:
    case DATA:
    case DATE:
    case STRING:
    case QUOTED_STRING:{
      element = Element();
list.add(element);
      label_2:
      while (true) {
        switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
        case ARRAY_SEPARATOR:{
          ;
          break;
          }
        default:
          jj_la1[3] = jj_gen;
          break label_2;
        }
        jj_consume_token(ARRAY_SEPARATOR);
        element = Element();
list.add(element);
      }
      break;
      }
    default:
      jj_la1[4] = jj_gen;
      ;
    }
    jj_consume_token(ARRAY_END);
{if ("" != null) return list;}
    throw new Error("Missing return statement in function");
}

  final public String String() throws ParseException {Token token = null;
    String value = null;
    switch ((jj_ntk==-1)?jj_ntk_f():jj_ntk) {
    case QUOTED_STRING:{
      token = jj_consume_token(QUOTED_STRING);
{if ("" != null) return unescapeQuotes(removeQuotes(token.image));}
      break;
      }
    case STRING:{
      token = jj_consume_token(STRING);
{if ("" != null) return token.image;}
      break;
      }
    default:
      jj_la1[5] = jj_gen;
      jj_consume_token(-1);
      throw new ParseException();
    }
    throw new Error("Missing return statement in function");
}

  final public byte[] Data() throws ParseException {Token token;
    token = jj_consume_token(DATA);
{if ("" != null) return filterData(token.image);}
    throw new Error("Missing return statement in function");
}

  final public Date Date() throws ParseException {Token token;
    token = jj_consume_token(DATE);
{if ("" != null) return parseDate(token.image);}
    throw new Error("Missing return statement in function");
}

  private boolean jj_2_1(int xla)
 {
    jj_la = xla; jj_lastpos = jj_scanpos = token;
    try { return (!jj_3_1()); }
    catch(LookaheadSuccess ls) { return true; }
    finally { jj_save(0, xla); }
  }

  private boolean jj_3R_String_267_5_15()
 {
    if (jj_scan_token(STRING)) return true;
    return false;
  }

  private boolean jj_3R_Array_244_5_3()
 {
    if (jj_scan_token(ARRAY_BEGIN)) return true;
    Token xsp;
    xsp = jj_scanpos;
    if (jj_3R_Array_246_9_4()) jj_scanpos = xsp;
    if (jj_scan_token(ARRAY_END)) return true;
    return false;
  }

  private boolean jj_3_1()
 {
    if (jj_3R_Array_244_5_3()) return true;
    return false;
  }

  private boolean jj_3R_Element_220_5_5()
 {
    Token xsp;
    xsp = jj_scanpos;
    if (jj_3_1()) {
    jj_scanpos = xsp;
    if (jj_3R_Element_225_5_6()) {
    jj_scanpos = xsp;
    if (jj_3R_Element_228_5_7()) {
    jj_scanpos = xsp;
    if (jj_3R_Element_231_5_8()) {
    jj_scanpos = xsp;
    if (jj_3R_Element_234_5_9()) return true;
    }
    }
    }
    }
    return false;
  }

  private boolean jj_3R_String_264_5_14()
 {
    if (jj_scan_token(QUOTED_STRING)) return true;
    return false;
  }

  private boolean jj_3R_String_264_5_11()
 {
    Token xsp;
    xsp = jj_scanpos;
    if (jj_3R_String_264_5_14()) {
    jj_scanpos = xsp;
    if (jj_3R_String_267_5_15()) return true;
    }
    return false;
  }

  private boolean jj_3R_Dictionary_171_5_10()
 {
    if (jj_scan_token(DICT_BEGIN)) return true;
    return false;
  }

  private boolean jj_3R_Date_285_5_13()
 {
    if (jj_scan_token(DATE)) return true;
    return false;
  }

  private boolean jj_3R_Element_234_5_9()
 {
    if (jj_3R_Date_285_5_13()) return true;
    return false;
  }

  private boolean jj_3R_Element_231_5_8()
 {
    if (jj_3R_Data_276_5_12()) return true;
    return false;
  }

  private boolean jj_3R_Data_276_5_12()
 {
    if (jj_scan_token(DATA)) return true;
    return false;
  }

  private boolean jj_3R_Element_228_5_7()
 {
    if (jj_3R_String_264_5_11()) return true;
    return false;
  }

  private boolean jj_3R_Array_246_9_4()
 {
    if (jj_3R_Element_220_5_5()) return true;
    return false;
  }

  private boolean jj_3R_Element_225_5_6()
 {
    if (jj_3R_Dictionary_171_5_10()) return true;
    return false;
  }

  /** Generated Token Manager. */
  public PropertyListParserTokenManager token_source;
  SimpleCharStream jj_input_stream;
  /** Current token. */
  public Token token;
  /** Next token. */
  public Token jj_nt;
  private int jj_ntk;
  private Token jj_scanpos, jj_lastpos;
  private int jj_la;
  private int jj_gen;
  final private int[] jj_la1 = new int[6];
  static private int[] jj_la1_0;
  static {
	   jj_la1_init_0();
	}
	private static void jj_la1_init_0() {
	   jj_la1_0 = new int[] {0x18000000,0x10000,0x1e004000,0x2000,0x1e004800,0x18000000,};
	}
  final private JJCalls[] jj_2_rtns = new JJCalls[1];
  private boolean jj_rescan = false;
  private int jj_gc = 0;

  /** Constructor with InputStream. */
  public PropertyListParser(java.io.InputStream stream) {
	  this(stream, null);
  }
  /** Constructor with InputStream and supplied encoding */
  public PropertyListParser(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 PropertyListParserTokenManager(jj_input_stream);
	 token = new Token();
	 jj_ntk = -1;
	 jj_gen = 0;
	 for (int i = 0; i < 6; i++) jj_la1[i] = -1;
	 for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
  }

  /** 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 < 6; i++) jj_la1[i] = -1;
	 for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
  }

  /** Constructor. */
  public PropertyListParser(java.io.Reader stream) {
	 jj_input_stream = new SimpleCharStream(stream, 1, 1);
	 token_source = new PropertyListParserTokenManager(jj_input_stream);
	 token = new Token();
	 jj_ntk = -1;
	 jj_gen = 0;
	 for (int i = 0; i < 6; i++) jj_la1[i] = -1;
	 for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
  }

  /** Reinitialise. */
  public void ReInit(java.io.Reader stream) {
	if (jj_input_stream == null) {
	   jj_input_stream = new SimpleCharStream(stream, 1, 1);
	} else {
	   jj_input_stream.ReInit(stream, 1, 1);
	}
	if (token_source == null) {
 token_source = new PropertyListParserTokenManager(jj_input_stream);
	}

	 token_source.ReInit(jj_input_stream);
	 token = new Token();
	 jj_ntk = -1;
	 jj_gen = 0;
	 for (int i = 0; i < 6; i++) jj_la1[i] = -1;
	 for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
  }

  /** Constructor with generated Token Manager. */
  public PropertyListParser(PropertyListParserTokenManager tm) {
	 token_source = tm;
	 token = new Token();
	 jj_ntk = -1;
	 jj_gen = 0;
	 for (int i = 0; i < 6; i++) jj_la1[i] = -1;
	 for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
  }

  /** Reinitialise. */
  public void ReInit(PropertyListParserTokenManager tm) {
	 token_source = tm;
	 token = new Token();
	 jj_ntk = -1;
	 jj_gen = 0;
	 for (int i = 0; i < 6; i++) jj_la1[i] = -1;
	 for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
  }

  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++;
	   if (++jj_gc > 100) {
		 jj_gc = 0;
		 for (int i = 0; i < jj_2_rtns.length; i++) {
		   JJCalls c = jj_2_rtns[i];
		   while (c != null) {
			 if (c.gen < jj_gen) c.first = null;
			 c = c.next;
		   }
		 }
	   }
	   return token;
	 }
	 token = oldToken;
	 jj_kind = kind;
	 throw generateParseException();
  }

  @SuppressWarnings("serial")
  static private final class LookaheadSuccess extends java.lang.Error {
    @Override
    public Throwable fillInStackTrace() {
      return this;
    }
  }
  static private final LookaheadSuccess jj_ls = new LookaheadSuccess();
  private boolean jj_scan_token(int kind) {
	 if (jj_scanpos == jj_lastpos) {
	   jj_la--;
	   if (jj_scanpos.next == null) {
		 jj_lastpos = jj_scanpos = jj_scanpos.next = token_source.getNextToken();
	   } else {
		 jj_lastpos = jj_scanpos = jj_scanpos.next;
	   }
	 } else {
	   jj_scanpos = jj_scanpos.next;
	 }
	 if (jj_rescan) {
	   int i = 0; Token tok = token;
	   while (tok != null && tok != jj_scanpos) { i++; tok = tok.next; }
	   if (tok != null) jj_add_error_token(kind, i);
	 }
	 if (jj_scanpos.kind != kind) return true;
	 if (jj_la == 0 && jj_scanpos == jj_lastpos) throw jj_ls;
	 return false;
  }


/** 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_f() {
	 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 jj_expentries = new java.util.ArrayList();
  private int[] jj_expentry;
  private int jj_kind = -1;
  private int[] jj_lasttokens = new int[100];
  private int jj_endpos;

  private void jj_add_error_token(int kind, int pos) {
	 if (pos >= 100) {
		return;
	 }

	 if (pos == jj_endpos + 1) {
	   jj_lasttokens[jj_endpos++] = kind;
	 } else if (jj_endpos != 0) {
	   jj_expentry = new int[jj_endpos];

	   for (int i = 0; i < jj_endpos; i++) {
		 jj_expentry[i] = jj_lasttokens[i];
	   }

	   for (int[] oldentry : jj_expentries) {
		 if (oldentry.length == jj_expentry.length) {
		   boolean isMatched = true;

		   for (int i = 0; i < jj_expentry.length; i++) {
			 if (oldentry[i] != jj_expentry[i]) {
			   isMatched = false;
			   break;
			 }

		   }
		   if (isMatched) {
			 jj_expentries.add(jj_expentry);
			 break;
		   }
		 }
	   }

	   if (pos != 0) {
		 jj_lasttokens[(jj_endpos = pos) - 1] = kind;
	   }
	 }
  }

  /** Generate ParseException. */
  public ParseException generateParseException() {
	 jj_expentries.clear();
	 boolean[] la1tokens = new boolean[30];
	 if (jj_kind >= 0) {
	   la1tokens[jj_kind] = true;
	   jj_kind = -1;
	 }
	 for (int i = 0; i < 6; i++) {
	   if (jj_la1[i] == jj_gen) {
		 for (int j = 0; j < 32; j++) {
		   if ((jj_la1_0[i] & (1< jj_gen) {
			 jj_la = p.arg; jj_lastpos = jj_scanpos = p.first;
			 switch (i) {
			   case 0: jj_3_1(); break;
			 }
		   }
		   p = p.next;
		 } while (p != null);

		 } catch(LookaheadSuccess ls) { }
	 }
	 jj_rescan = false;
  }

  private void jj_save(int index, int xla) {
	 JJCalls p = jj_2_rtns[index];
	 while (p.gen > jj_gen) {
	   if (p.next == null) { p = p.next = new JJCalls(); break; }
	   p = p.next;
	 }

	 p.gen = jj_gen + xla - jj_la; 
	 p.first = token;
	 p.arg = xla;
  }

  static final class JJCalls {
	 int gen;
	 Token first;
	 int arg;
	 JJCalls next;
  }

}
    
    
    
    

    




    
    
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