scannerobject.java

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/*
 * Copyright 2000 Finn Bock
 *
 * This program contains material copyrighted by:
 * Copyright (c) 1997-2000 by Secret Labs AB.  All rights reserved.
 *
 * This version of the SRE library can be redistributed under CNRI's
 * Python 1.6 license.  For any other use, please contact Secret Labs
 * AB ([e-mail]).
 *
 * Portions of this engine have been developed in cooperation with
 * CNRI.  Hewlett-Packard provided funding for 1.6 integration and
 * other compatibility work.
 */

package org.python.modules.sre;

import org.python.core.*;

public class ScannerObject extends PyObject {
    PatternObject pattern;
    String string;
    SRE_STATE state;

    public MatchObject match() {
        state.state_reset();
        state.ptr = state.start;

        int status = state.SRE_MATCH(pattern.code, 0, 1);
        MatchObject match = pattern._pattern_new_match(state, string, status);

        if (status == 0 || state.ptr == state.start)
            state.start = state.ptr + 1;
        else
            state.start = state.ptr;

        return match;
    }


    public MatchObject search() {
        state.state_reset();
        state.ptr = state.start;

        int status = state.SRE_SEARCH(pattern.code, 0);
        MatchObject match = pattern._pattern_new_match(state, string, status);

        if (status == 0 || state.ptr == state.start)
            state.start = state.ptr + 1;
        else
            state.start = state.ptr;

        return match;
    }
}