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SwedishStemmer.javaAPI DocApache Lucene 1.910209Mon Feb 20 09:17:48 GMT 2006net.sf.snowball.ext

SwedishStemmer.java

// This file was generated automatically by the Snowball to Java compiler

package net.sf.snowball.ext;
import net.sf.snowball.SnowballProgram;
import net.sf.snowball.Among;

/**
 * Generated class implementing code defined by a snowball script.
 */
public class SwedishStemmer extends SnowballProgram {

        private Among a_0[] = {
            new Among ( "a", -1, 1, "", this),
            new Among ( "arna", 0, 1, "", this),
            new Among ( "erna", 0, 1, "", this),
            new Among ( "heterna", 2, 1, "", this),
            new Among ( "orna", 0, 1, "", this),
            new Among ( "ad", -1, 1, "", this),
            new Among ( "e", -1, 1, "", this),
            new Among ( "ade", 6, 1, "", this),
            new Among ( "ande", 6, 1, "", this),
            new Among ( "arne", 6, 1, "", this),
            new Among ( "are", 6, 1, "", this),
            new Among ( "aste", 6, 1, "", this),
            new Among ( "en", -1, 1, "", this),
            new Among ( "anden", 12, 1, "", this),
            new Among ( "aren", 12, 1, "", this),
            new Among ( "heten", 12, 1, "", this),
            new Among ( "ern", -1, 1, "", this),
            new Among ( "ar", -1, 1, "", this),
            new Among ( "er", -1, 1, "", this),
            new Among ( "heter", 18, 1, "", this),
            new Among ( "or", -1, 1, "", this),
            new Among ( "s", -1, 2, "", this),
            new Among ( "as", 21, 1, "", this),
            new Among ( "arnas", 22, 1, "", this),
            new Among ( "ernas", 22, 1, "", this),
            new Among ( "ornas", 22, 1, "", this),
            new Among ( "es", 21, 1, "", this),
            new Among ( "ades", 26, 1, "", this),
            new Among ( "andes", 26, 1, "", this),
            new Among ( "ens", 21, 1, "", this),
            new Among ( "arens", 29, 1, "", this),
            new Among ( "hetens", 29, 1, "", this),
            new Among ( "erns", 21, 1, "", this),
            new Among ( "at", -1, 1, "", this),
            new Among ( "andet", -1, 1, "", this),
            new Among ( "het", -1, 1, "", this),
            new Among ( "ast", -1, 1, "", this)
        };

        private Among a_1[] = {
            new Among ( "dd", -1, -1, "", this),
            new Among ( "gd", -1, -1, "", this),
            new Among ( "nn", -1, -1, "", this),
            new Among ( "dt", -1, -1, "", this),
            new Among ( "gt", -1, -1, "", this),
            new Among ( "kt", -1, -1, "", this),
            new Among ( "tt", -1, -1, "", this)
        };

        private Among a_2[] = {
            new Among ( "ig", -1, 1, "", this),
            new Among ( "lig", 0, 1, "", this),
            new Among ( "els", -1, 1, "", this),
            new Among ( "fullt", -1, 3, "", this),
            new Among ( "l\u00F6st", -1, 2, "", this)
        };

        private static final char g_v[] = {17, 65, 16, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 24, 0, 32 };

        private static final char g_s_ending[] = {119, 127, 149 };

        private int I_p1;

        private void copy_from(SwedishStemmer other) {
            I_p1 = other.I_p1;
            super.copy_from(other);
        }

        private boolean r_mark_regions() {
            int v_1;
            // (, line 26
            I_p1 = limit;
            // goto, line 30
            golab0: while(true)
            {
                v_1 = cursor;
                lab1: do {
                    if (!(in_grouping(g_v, 97, 246)))
                    {
                        break lab1;
                    }
                    cursor = v_1;
                    break golab0;
                } while (false);
                cursor = v_1;
                if (cursor >= limit)
                {
                    return false;
                }
                cursor++;
            }
            // gopast, line 30
            golab2: while(true)
            {
                lab3: do {
                    if (!(out_grouping(g_v, 97, 246)))
                    {
                        break lab3;
                    }
                    break golab2;
                } while (false);
                if (cursor >= limit)
                {
                    return false;
                }
                cursor++;
            }
            // setmark p1, line 30
            I_p1 = cursor;
            // try, line 31
            lab4: do {
                // (, line 31
                if (!(I_p1 < 3))
                {
                    break lab4;
                }
                I_p1 = 3;
            } while (false);
            return true;
        }

        private boolean r_main_suffix() {
            int among_var;
            int v_1;
            int v_2;
            // (, line 36
            // setlimit, line 37
            v_1 = limit - cursor;
            // tomark, line 37
            if (cursor < I_p1)
            {
                return false;
            }
            cursor = I_p1;
            v_2 = limit_backward;
            limit_backward = cursor;
            cursor = limit - v_1;
            // (, line 37
            // [, line 37
            ket = cursor;
            // substring, line 37
            among_var = find_among_b(a_0, 37);
            if (among_var == 0)
            {
                limit_backward = v_2;
                return false;
            }
            // ], line 37
            bra = cursor;
            limit_backward = v_2;
            switch(among_var) {
                case 0:
                    return false;
                case 1:
                    // (, line 44
                    // delete, line 44
                    slice_del();
                    break;
                case 2:
                    // (, line 46
                    if (!(in_grouping_b(g_s_ending, 98, 121)))
                    {
                        return false;
                    }
                    // delete, line 46
                    slice_del();
                    break;
            }
            return true;
        }

        private boolean r_consonant_pair() {
            int v_1;
            int v_2;
            int v_3;
            // setlimit, line 50
            v_1 = limit - cursor;
            // tomark, line 50
            if (cursor < I_p1)
            {
                return false;
            }
            cursor = I_p1;
            v_2 = limit_backward;
            limit_backward = cursor;
            cursor = limit - v_1;
            // (, line 50
            // and, line 52
            v_3 = limit - cursor;
            // among, line 51
            if (find_among_b(a_1, 7) == 0)
            {
                limit_backward = v_2;
                return false;
            }
            cursor = limit - v_3;
            // (, line 52
            // [, line 52
            ket = cursor;
            // next, line 52
            if (cursor <= limit_backward)
            {
                limit_backward = v_2;
                return false;
            }
            cursor--;
            // ], line 52
            bra = cursor;
            // delete, line 52
            slice_del();
            limit_backward = v_2;
            return true;
        }

        private boolean r_other_suffix() {
            int among_var;
            int v_1;
            int v_2;
            // setlimit, line 55
            v_1 = limit - cursor;
            // tomark, line 55
            if (cursor < I_p1)
            {
                return false;
            }
            cursor = I_p1;
            v_2 = limit_backward;
            limit_backward = cursor;
            cursor = limit - v_1;
            // (, line 55
            // [, line 56
            ket = cursor;
            // substring, line 56
            among_var = find_among_b(a_2, 5);
            if (among_var == 0)
            {
                limit_backward = v_2;
                return false;
            }
            // ], line 56
            bra = cursor;
            switch(among_var) {
                case 0:
                    limit_backward = v_2;
                    return false;
                case 1:
                    // (, line 57
                    // delete, line 57
                    slice_del();
                    break;
                case 2:
                    // (, line 58
                    // <-, line 58
                    slice_from("l\u00F6s");
                    break;
                case 3:
                    // (, line 59
                    // <-, line 59
                    slice_from("full");
                    break;
            }
            limit_backward = v_2;
            return true;
        }

        public boolean stem() {
            int v_1;
            int v_2;
            int v_3;
            int v_4;
            // (, line 64
            // do, line 66
            v_1 = cursor;
            lab0: do {
                // call mark_regions, line 66
                if (!r_mark_regions())
                {
                    break lab0;
                }
            } while (false);
            cursor = v_1;
            // backwards, line 67
            limit_backward = cursor; cursor = limit;
            // (, line 67
            // do, line 68
            v_2 = limit - cursor;
            lab1: do {
                // call main_suffix, line 68
                if (!r_main_suffix())
                {
                    break lab1;
                }
            } while (false);
            cursor = limit - v_2;
            // do, line 69
            v_3 = limit - cursor;
            lab2: do {
                // call consonant_pair, line 69
                if (!r_consonant_pair())
                {
                    break lab2;
                }
            } while (false);
            cursor = limit - v_3;
            // do, line 70
            v_4 = limit - cursor;
            lab3: do {
                // call other_suffix, line 70
                if (!r_other_suffix())
                {
                    break lab3;
                }
            } while (false);
            cursor = limit - v_4;
            cursor = limit_backward;            return true;
        }

}