Lucene example source code file (German2Stemmer.java)
The Lucene German2Stemmer.java source code// This file was generated automatically by the Snowball to Java compiler
package org.tartarus.snowball.ext;
import org.tartarus.snowball.SnowballProgram;
import org.tartarus.snowball.Among;
/**
* Generated class implementing code defined by a snowball script.
*/
public class German2Stemmer extends SnowballProgram {
private Among a_0[] = {
new Among ( "", -1, 6, "", this),
new Among ( "ae", 0, 2, "", this),
new Among ( "oe", 0, 3, "", this),
new Among ( "qu", 0, 5, "", this),
new Among ( "ue", 0, 4, "", this),
new Among ( "\u00DF", 0, 1, "", this)
};
private Among a_1[] = {
new Among ( "", -1, 6, "", this),
new Among ( "U", 0, 2, "", this),
new Among ( "Y", 0, 1, "", this),
new Among ( "\u00E4", 0, 3, "", this),
new Among ( "\u00F6", 0, 4, "", this),
new Among ( "\u00FC", 0, 5, "", this)
};
private Among a_2[] = {
new Among ( "e", -1, 1, "", this),
new Among ( "em", -1, 1, "", this),
new Among ( "en", -1, 1, "", this),
new Among ( "ern", -1, 1, "", this),
new Among ( "er", -1, 1, "", this),
new Among ( "s", -1, 2, "", this),
new Among ( "es", 5, 1, "", this)
};
private Among a_3[] = {
new Among ( "en", -1, 1, "", this),
new Among ( "er", -1, 1, "", this),
new Among ( "st", -1, 2, "", this),
new Among ( "est", 2, 1, "", this)
};
private Among a_4[] = {
new Among ( "ig", -1, 1, "", this),
new Among ( "lich", -1, 1, "", this)
};
private Among a_5[] = {
new Among ( "end", -1, 1, "", this),
new Among ( "ig", -1, 2, "", this),
new Among ( "ung", -1, 1, "", this),
new Among ( "lich", -1, 3, "", this),
new Among ( "isch", -1, 2, "", this),
new Among ( "ik", -1, 2, "", this),
new Among ( "heit", -1, 3, "", this),
new Among ( "keit", -1, 4, "", this)
};
private static final char g_v[] = {17, 65, 16, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 32, 8 };
private static final char g_s_ending[] = {117, 30, 5 };
private static final char g_st_ending[] = {117, 30, 4 };
private int I_x;
private int I_p2;
private int I_p1;
private void copy_from(German2Stemmer other) {
I_x = other.I_x;
I_p2 = other.I_p2;
I_p1 = other.I_p1;
super.copy_from(other);
}
private boolean r_prelude() {
int among_var;
int v_1;
int v_2;
int v_3;
int v_4;
int v_5;
// (, line 28
// test, line 30
v_1 = cursor;
// repeat, line 30
replab0: while(true)
{
v_2 = cursor;
lab1: do {
// goto, line 30
golab2: while(true)
{
v_3 = cursor;
lab3: do {
// (, line 30
if (!(in_grouping(g_v, 97, 252)))
{
break lab3;
}
// [, line 31
bra = cursor;
// or, line 31
lab4: do {
v_4 = cursor;
lab5: do {
// (, line 31
// literal, line 31
if (!(eq_s(1, "u")))
{
break lab5;
}
// ], line 31
ket = cursor;
if (!(in_grouping(g_v, 97, 252)))
{
break lab5;
}
// <-, line 31
slice_from("U");
break lab4;
} while (false);
cursor = v_4;
// (, line 32
// literal, line 32
if (!(eq_s(1, "y")))
{
break lab3;
}
// ], line 32
ket = cursor;
if (!(in_grouping(g_v, 97, 252)))
{
break lab3;
}
// <-, line 32
slice_from("Y");
} while (false);
cursor = v_3;
break golab2;
} while (false);
cursor = v_3;
if (cursor >= limit)
{
break lab1;
}
cursor++;
}
continue replab0;
} while (false);
cursor = v_2;
break replab0;
}
cursor = v_1;
// repeat, line 35
replab6: while(true)
{
v_5 = cursor;
lab7: do {
// (, line 35
// [, line 36
bra = cursor;
// substring, line 36
among_var = find_among(a_0, 6);
if (among_var == 0)
{
break lab7;
}
// ], line 36
ket = cursor;
switch(among_var) {
case 0:
break lab7;
case 1:
// (, line 37
// <-, line 37
slice_from("ss");
break;
case 2:
// (, line 38
// <-, line 38
slice_from("\u00E4");
break;
case 3:
// (, line 39
// <-, line 39
slice_from("\u00F6");
break;
case 4:
// (, line 40
// <-, line 40
slice_from("\u00FC");
break;
case 5:
// (, line 41
// hop, line 41
{
int c = cursor + 2;
if (0 > c || c > limit)
{
break lab7;
}
cursor = c;
}
break;
case 6:
// (, line 42
// next, line 42
if (cursor >= limit)
{
break lab7;
}
cursor++;
break;
}
continue replab6;
} while (false);
cursor = v_5;
break replab6;
}
return true;
}
private boolean r_mark_regions() {
int v_1;
// (, line 48
I_p1 = limit;
I_p2 = limit;
// test, line 53
v_1 = cursor;
// (, line 53
// hop, line 53
{
int c = cursor + 3;
if (0 > c || c > limit)
{
return false;
}
cursor = c;
}
// setmark x, line 53
I_x = cursor;
cursor = v_1;
// gopast, line 55
golab0: while(true)
{
lab1: do {
if (!(in_grouping(g_v, 97, 252)))
{
break lab1;
}
break golab0;
} while (false);
if (cursor >= limit)
{
return false;
}
cursor++;
}
// gopast, line 55
golab2: while(true)
{
lab3: do {
if (!(out_grouping(g_v, 97, 252)))
{
break lab3;
}
break golab2;
} while (false);
if (cursor >= limit)
{
return false;
}
cursor++;
}
// setmark p1, line 55
I_p1 = cursor;
// try, line 56
lab4: do {
// (, line 56
if (!(I_p1 < I_x))
{
break lab4;
}
I_p1 = I_x;
} while (false);
// gopast, line 57
golab5: while(true)
{
lab6: do {
if (!(in_grouping(g_v, 97, 252)))
{
break lab6;
}
break golab5;
} while (false);
if (cursor >= limit)
{
return false;
}
cursor++;
}
// gopast, line 57
golab7: while(true)
{
lab8: do {
if (!(out_grouping(g_v, 97, 252)))
{
break lab8;
}
break golab7;
} while (false);
if (cursor >= limit)
{
return false;
}
cursor++;
}
// setmark p2, line 57
I_p2 = cursor;
return true;
}
private boolean r_postlude() {
int among_var;
int v_1;
// repeat, line 61
replab0: while(true)
{
v_1 = cursor;
lab1: do {
// (, line 61
// [, line 63
bra = cursor;
// substring, line 63
among_var = find_among(a_1, 6);
if (among_var == 0)
{
break lab1;
}
// ], line 63
ket = cursor;
switch(among_var) {
case 0:
break lab1;
case 1:
// (, line 64
// <-, line 64
slice_from("y");
break;
case 2:
// (, line 65
// <-, line 65
slice_from("u");
break;
case 3:
// (, line 66
// <-, line 66
slice_from("a");
break;
case 4:
// (, line 67
// <-, line 67
slice_from("o");
break;
case 5:
// (, line 68
// <-, line 68
slice_from("u");
break;
case 6:
// (, line 69
// next, line 69
if (cursor >= limit)
{
break lab1;
}
cursor++;
break;
}
continue replab0;
} while (false);
cursor = v_1;
break replab0;
}
return true;
}
private boolean r_R1() {
if (!(I_p1 <= cursor))
{
return false;
}
return true;
}
private boolean r_R2() {
if (!(I_p2 <= cursor))
{
return false;
}
return true;
}
private boolean r_standard_suffix() {
int among_var;
int v_1;
int v_2;
int v_3;
int v_4;
int v_5;
int v_6;
int v_7;
int v_8;
int v_9;
// (, line 79
// do, line 80
v_1 = limit - cursor;
lab0: do {
// (, line 80
// [, line 81
ket = cursor;
// substring, line 81
among_var = find_among_b(a_2, 7);
if (among_var == 0)
{
break lab0;
}
// ], line 81
bra = cursor;
// call R1, line 81
if (!r_R1())
{
break lab0;
}
switch(among_var) {
case 0:
break lab0;
case 1:
// (, line 83
// delete, line 83
slice_del();
break;
case 2:
// (, line 86
if (!(in_grouping_b(g_s_ending, 98, 116)))
{
break lab0;
}
// delete, line 86
slice_del();
break;
}
} while (false);
cursor = limit - v_1;
// do, line 90
v_2 = limit - cursor;
lab1: do {
// (, line 90
// [, line 91
ket = cursor;
// substring, line 91
among_var = find_among_b(a_3, 4);
if (among_var == 0)
{
break lab1;
}
// ], line 91
bra = cursor;
// call R1, line 91
if (!r_R1())
{
break lab1;
}
switch(among_var) {
case 0:
break lab1;
case 1:
// (, line 93
// delete, line 93
slice_del();
break;
case 2:
// (, line 96
if (!(in_grouping_b(g_st_ending, 98, 116)))
{
break lab1;
}
// hop, line 96
{
int c = cursor - 3;
if (limit_backward > c || c > limit)
{
break lab1;
}
cursor = c;
}
// delete, line 96
slice_del();
break;
}
} while (false);
cursor = limit - v_2;
// do, line 100
v_3 = limit - cursor;
lab2: do {
// (, line 100
// [, line 101
ket = cursor;
// substring, line 101
among_var = find_among_b(a_5, 8);
if (among_var == 0)
{
break lab2;
}
// ], line 101
bra = cursor;
// call R2, line 101
if (!r_R2())
{
break lab2;
}
switch(among_var) {
case 0:
break lab2;
case 1:
// (, line 103
// delete, line 103
slice_del();
// try, line 104
v_4 = limit - cursor;
lab3: do {
// (, line 104
// [, line 104
ket = cursor;
// literal, line 104
if (!(eq_s_b(2, "ig")))
{
cursor = limit - v_4;
break lab3;
}
// ], line 104
bra = cursor;
// not, line 104
{
v_5 = limit - cursor;
lab4: do {
// literal, line 104
if (!(eq_s_b(1, "e")))
{
break lab4;
}
cursor = limit - v_4;
break lab3;
} while (false);
cursor = limit - v_5;
}
// call R2, line 104
if (!r_R2())
{
cursor = limit - v_4;
break lab3;
}
// delete, line 104
slice_del();
} while (false);
break;
case 2:
// (, line 107
// not, line 107
{
v_6 = limit - cursor;
lab5: do {
// literal, line 107
if (!(eq_s_b(1, "e")))
{
break lab5;
}
break lab2;
} while (false);
cursor = limit - v_6;
}
// delete, line 107
slice_del();
break;
case 3:
// (, line 110
// delete, line 110
slice_del();
// try, line 111
v_7 = limit - cursor;
lab6: do {
// (, line 111
// [, line 112
ket = cursor;
// or, line 112
lab7: do {
v_8 = limit - cursor;
lab8: do {
// literal, line 112
if (!(eq_s_b(2, "er")))
{
break lab8;
}
break lab7;
} while (false);
cursor = limit - v_8;
// literal, line 112
if (!(eq_s_b(2, "en")))
{
cursor = limit - v_7;
break lab6;
}
} while (false);
// ], line 112
bra = cursor;
// call R1, line 112
if (!r_R1())
{
cursor = limit - v_7;
break lab6;
}
// delete, line 112
slice_del();
} while (false);
break;
case 4:
// (, line 116
// delete, line 116
slice_del();
// try, line 117
v_9 = limit - cursor;
lab9: do {
// (, line 117
// [, line 118
ket = cursor;
// substring, line 118
among_var = find_among_b(a_4, 2);
if (among_var == 0)
{
cursor = limit - v_9;
break lab9;
}
// ], line 118
bra = cursor;
// call R2, line 118
if (!r_R2())
{
cursor = limit - v_9;
break lab9;
}
switch(among_var) {
case 0:
cursor = limit - v_9;
break lab9;
case 1:
// (, line 120
// delete, line 120
slice_del();
break;
}
} while (false);
break;
}
} while (false);
cursor = limit - v_3;
return true;
}
public boolean stem() {
int v_1;
int v_2;
int v_3;
int v_4;
// (, line 130
// do, line 131
v_1 = cursor;
lab0: do {
// call prelude, line 131
if (!r_prelude())
{
break lab0;
}
} while (false);
cursor = v_1;
// do, line 132
v_2 = cursor;
lab1: do {
// call mark_regions, line 132
if (!r_mark_regions())
{
break lab1;
}
} while (false);
cursor = v_2;
// backwards, line 133
limit_backward = cursor; cursor = limit;
// do, line 134
v_3 = limit - cursor;
lab2: do {
// call standard_suffix, line 134
if (!r_standard_suffix())
{
break lab2;
}
} while (false);
cursor = limit - v_3;
cursor = limit_backward; // do, line 135
v_4 = cursor;
lab3: do {
// call postlude, line 135
if (!r_postlude())
{
break lab3;
}
} while (false);
cursor = v_4;
return true;
}
}
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