commandparser.java

Chord package into p2psim

/* Generated By:JavaCC: Do not edit this line. CommandParser.java */
package de.uniba.wiai.lspi.util.console.parser;

import java.io.*;

/**
 * @author sven
 * @version 1.0.5
 */
public class CommandParser implements CommandParserConstants {

	public static String parse(String toParse) throws ParseException {
		StringReader reader = new StringReader(toParse);
		CommandParser parser = new CommandParser(reader);
		String command = parser.command();
		return command;
	}

	public static java.util.Map<String, String> parseParams(String toParse)
			throws ParseException {
		StringReader reader = new StringReader(toParse);
		CommandParser parser = new CommandParser(reader);
		return parser.parameters();
	}

	final public String command() throws ParseException {
		String commandName = "";
		Token token;
		if (jj_2_4(3)) {
			token = jj_consume_token(WORD);
			label_1: while (true) {
				if (jj_2_1(3)) {
					jj_consume_token(PARAMSTART);
					jj_consume_token(WORD);
					jj_consume_token(WORD);
				} else if (jj_2_2(3)) {
					jj_consume_token(PARAMSTART);
					jj_consume_token(WORD);
				} else {
					jj_consume_token(-1);
					throw new ParseException();
				}
				if (jj_2_3(3)) {
					// nothing to do
				} else {
					break label_1;
				}
			}
			commandName = token.image;
			{
				if (true)
					return commandName;
			}
		} else if (jj_2_5(3)) {
			token = jj_consume_token(WORD);
			commandName = token.image;
			{
				if (true)
					return commandName;
			}
		} else {
			jj_consume_token(-1);
			throw new ParseException();
		}
		throw new Error("Missing return statement in function");
	}

	final public java.util.Map<String, String> parameters()
			throws ParseException {
		java.util.Map<String, String> p = new java.util.HashMap<String, String>();
		int index = 0;
		String ps[][] = new String[100][2];
		Token t;
		if (jj_2_9(3)) {
			t = jj_consume_token(WORD);
			label_2: while (true) {
				if (jj_2_6(3)) {
					jj_consume_token(PARAMSTART);
					t = jj_consume_token(WORD);
					ps[index][0] = t.image;
					t = jj_consume_token(WORD);
					ps[index++][1] = t.image;
				} else if (jj_2_7(3)) {
					jj_consume_token(PARAMSTART);
					t = jj_consume_token(WORD);
					ps[index++][0] = t.image;
				} else {
					jj_consume_token(-1);
					throw new ParseException();
				}
				if (jj_2_8(3)) {
					//nothing to do; 
				} else {
					break label_2;
				}
			}
			for (int i = 0; i < index; i++) {
				String pn = ps[i][0];
				String pv = "";
				if (ps[i][1] != null) {
					pv = ps[i][1];
				}
				p.put(pn, pv);
			}
			{
				if (true)
					return p;
			}
		} else if (jj_2_10(3)) {
			t = jj_consume_token(WORD);
			{
				if (true)
					return p;
			}
		} else {
			jj_consume_token(-1);
			throw new ParseException();
		}
		throw new Error("Missing return statement in function");
	}

	final 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);
		}
	}

	final private boolean jj_2_2(int xla) {
		jj_la = xla;
		jj_lastpos = jj_scanpos = token;
		try {
			return !jj_3_2();
		} catch (LookaheadSuccess ls) {
			return true;
		} finally {
			jj_save(1, xla);
		}
	}

	final private boolean jj_2_3(int xla) {
		jj_la = xla;
		jj_lastpos = jj_scanpos = token;
		try {
			return !jj_3_3();
		} catch (LookaheadSuccess ls) {
			return true;
		} finally {
			jj_save(2, xla);
		}
	}

	final private boolean jj_2_4(int xla) {
		jj_la = xla;
		jj_lastpos = jj_scanpos = token;
		try {
			return !jj_3_4();
		} catch (LookaheadSuccess ls) {
			return true;
		} finally {
			jj_save(3, xla);
		}
	}

	final private boolean jj_2_5(int xla) {
		jj_la = xla;
		jj_lastpos = jj_scanpos = token;
		try {
			return !jj_3_5();
		} catch (LookaheadSuccess ls) {
			return true;
		} finally {
			jj_save(4, xla);
		}
	}

	final private boolean jj_2_6(int xla) {
		jj_la = xla;
		jj_lastpos = jj_scanpos = token;
		try {
			return !jj_3_6();
		} catch (LookaheadSuccess ls) {
			return true;
		} finally {
			jj_save(5, xla);
		}
	}

	final private boolean jj_2_7(int xla) {
		jj_la = xla;
		jj_lastpos = jj_scanpos = token;
		try {
			return !jj_3_7();
		} catch (LookaheadSuccess ls) {
			return true;
		} finally {
			jj_save(6, xla);
		}
	}

	final private boolean jj_2_8(int xla) {
		jj_la = xla;
		jj_lastpos = jj_scanpos = token;
		try {
			return !jj_3_8();
		} catch (LookaheadSuccess ls) {
			return true;
		} finally {
			jj_save(7, xla);
		}
	}

	final private boolean jj_2_9(int xla) {
		jj_la = xla;
		jj_lastpos = jj_scanpos = token;
		try {
			return !jj_3_9();
		} catch (LookaheadSuccess ls) {
			return true;
		} finally {
			jj_save(8, xla);
		}
	}

	final private boolean jj_2_10(int xla) {
		jj_la = xla;
		jj_lastpos = jj_scanpos = token;
		try {
			return !jj_3_10();
		} catch (LookaheadSuccess ls) {
			return true;
		} finally {
			jj_save(9, xla);
		}
	}

	final private boolean jj_3_7() {
		if (jj_scan_token(PARAMSTART))
			return true;
		if (jj_scan_token(WORD))
			return true;
		return false;
	}

	final private boolean jj_3_5() {
		if (jj_scan_token(WORD))
			return true;
		return false;
	}

	final private boolean jj_3_4() {
		if (jj_scan_token(WORD))
			return true;
		Token xsp;
		if (jj_3_3())
			return true;
		while (true) {
			xsp = jj_scanpos;
			if (jj_3_3()) {
				jj_scanpos = xsp;
				break;
			}
		}
		return false;
	}

	final private boolean jj_3_6() {
		if (jj_scan_token(PARAMSTART))
			return true;
		if (jj_scan_token(WORD))
			return true;
		if (jj_scan_token(WORD))
			return true;
		return false;
	}

	final private boolean jj_3_8() {
		Token xsp;
		xsp = jj_scanpos;
		if (jj_3_6()) {
			jj_scanpos = xsp;
			if (jj_3_7())
				return true;
		}
		return false;
	}

	final private boolean jj_3_2() {
		if (jj_scan_token(PARAMSTART))
			return true;
		if (jj_scan_token(WORD))
			return true;
		return false;
	}

	final private boolean jj_3_10() {
		if (jj_scan_token(WORD))
			return true;
		return false;
	}

	final private boolean jj_3_9() {
		if (jj_scan_token(WORD))
			return true;
		Token xsp;
		if (jj_3_8())
			return true;
		while (true) {
			xsp = jj_scanpos;
			if (jj_3_8()) {
				jj_scanpos = xsp;
				break;
			}
		}
		return false;
	}

	final private boolean jj_3_1() {
		if (jj_scan_token(PARAMSTART))
			return true;
		if (jj_scan_token(WORD))
			return true;
		if (jj_scan_token(WORD))
			return true;
		return false;
	}

	final private boolean jj_3_3() {
		Token xsp;
		xsp = jj_scanpos;
		if (jj_3_1()) {
			jj_scanpos = xsp;
			if (jj_3_2())
				return true;
		}
		return false;
	}

	public CommandParserTokenManager token_source;

	SimpleCharStream jj_input_stream;

	public Token token;

	public Token jj_nt;

	//private int jj_ntk;

	private Token jj_scanpos;

	private Token jj_lastpos;

	private int jj_la;

	public boolean lookingAhead = false;

	//private boolean jj_semLA;

	private int jj_gen;

	final private int[] jj_la1 = new int[0];

	static private int[] jj_la1_0;
	static {
		jj_la1_0();
	}

	private static void jj_la1_0() {
		jj_la1_0 = new int[] {};
	}

	final private JJCalls[] jj_2_rtns = new JJCalls[10];

	private boolean jj_rescan = false;

	private int jj_gc = 0;

	public CommandParser(java.io.InputStream stream) {
		jj_input_stream = new SimpleCharStream(stream, 1, 1);
		token_source = new CommandParserTokenManager(jj_input_stream);
		token = new Token();
		//jj_ntk = -1;
		jj_gen = 0;
		for (int i = 0; i < 0; i++)
			jj_la1[i] = -1;
		for (int i = 0; i < jj_2_rtns.length; i++)
			jj_2_rtns[i] = new JJCalls();
	}

	public void ReInit(java.io.InputStream 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 < 0; i++)
			jj_la1[i] = -1;
		for (int i = 0; i < jj_2_rtns.length; i++)
			jj_2_rtns[i] = new JJCalls();
	}

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

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

	public CommandParser(CommandParserTokenManager tm) {
		token_source = tm;
		token = new Token();
		//jj_ntk = -1;
		jj_gen = 0;
		for (int i = 0; i < 0; i++)
			jj_la1[i] = -1;
		for (int i = 0; i < jj_2_rtns.length; i++)
			jj_2_rtns[i] = new JJCalls();
	}

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

	final 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();
	}

	static private final class LookaheadSuccess extends java.lang.Error {

		/**
		 * 
		 */
		private static final long serialVersionUID = 3684319387114139017L;
	}

	final private LookaheadSuccess jj_ls = new LookaheadSuccess();

	final 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;
	}

	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;
	}

	final public Token getToken(int index) {
		Token t = lookingAhead ? jj_scanpos : token;
		for (int i = 0; i < index; i++) {
			if (t.next != null)
				t = t.next;
			else
				t = t.next = token_source.getNextToken();
		}
		return t;
	}

//	final 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.Vector jj_expentries = new java.util.Vector();

	private int[] jj_expentry;

	private int jj_kind = -1;

	private int[] jj_lasttokens = new int[100];

	private int jj_endpos;

	@SuppressWarnings("unchecked")
	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];
			}
			boolean exists = false;
			for (java.util.Enumeration e = jj_expentries.elements(); e
					.hasMoreElements();) {
				int[] oldentry = (int[]) (e.nextElement());
				if (oldentry.length == jj_expentry.length) {
					exists = true;
					for (int i = 0; i < jj_expentry.length; i++) {
						if (oldentry[i] != jj_expentry[i]) {
							exists = false;
							break;
						}
					}
					if (exists)
						break;
				}
			}
			if (!exists)
				jj_expentries.addElement(jj_expentry);
			if (pos != 0)
				jj_lasttokens[(jj_endpos = pos) - 1] = kind;
		}
	}

	@SuppressWarnings("unchecked")
	public ParseException generateParseException() {
		jj_expentries.removeAllElements();
		boolean[] la1tokens = new boolean[8];
		for (int i = 0; i < 8; i++) {
			la1tokens[i] = false;
		}
		if (jj_kind >= 0) {
			la1tokens[jj_kind] = true;
			jj_kind = -1;
		}
		for (int i = 0; i < 0; 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 < 8; i++) {
			if (la1tokens[i]) {
				jj_expentry = new int[1];
				jj_expentry[0] = i;
				jj_expentries.addElement(jj_expentry);
			}
		}
		jj_endpos = 0;
		jj_rescan_token();
		jj_add_error_token(0, 0);
		int[][] exptokseq = new int[jj_expentries.size()][];
		for (int i = 0; i < jj_expentries.size(); i++) {
			exptokseq[i] = (int[]) jj_expentries.elementAt(i);
		}
		return new ParseException(token, exptokseq, tokenImage);
	}

	final public void enable_tracing() {
	}

	final public void disable_tracing() {
	}

	final private void jj_rescan_token() {
		jj_rescan = true;
		for (int i = 0; i < 10; i++) {
			JJCalls p = jj_2_rtns[i];
			do {
				if (p.gen > jj_gen) {
					jj_la = p.arg;
					jj_lastpos = jj_scanpos = p.first;
					switch (i) {
					case 0:
						jj_3_1();
						break;
					case 1:
						jj_3_2();
						break;
					case 2:
						jj_3_3();
						break;
					case 3:
						jj_3_4();
						break;
					case 4:
						jj_3_5();
						break;
					case 5:
						jj_3_6();
						break;
					case 6:
						jj_3_7();
						break;
					case 7:
						jj_3_8();
						break;
					case 8:
						jj_3_9();
						break;
					case 9:
						jj_3_10();
						break;
					}
				}
				p = p.next;
			} while (p != null);
		}
		jj_rescan = false;
	}

	final 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;
	}

	/**
	 * @author karsten
	 */
	static final class JJCalls {
		int gen;

		Token first;

		int arg;

		JJCalls next;
	}

}