Lucene example source code file (PorterStemmer.java)
The Lucene PorterStemmer.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 PorterStemmer extends SnowballProgram {
private Among a_0[] = {
new Among ( "s", -1, 3, "", this),
new Among ( "ies", 0, 2, "", this),
new Among ( "sses", 0, 1, "", this),
new Among ( "ss", 0, -1, "", this)
};
private Among a_1[] = {
new Among ( "", -1, 3, "", this),
new Among ( "bb", 0, 2, "", this),
new Among ( "dd", 0, 2, "", this),
new Among ( "ff", 0, 2, "", this),
new Among ( "gg", 0, 2, "", this),
new Among ( "bl", 0, 1, "", this),
new Among ( "mm", 0, 2, "", this),
new Among ( "nn", 0, 2, "", this),
new Among ( "pp", 0, 2, "", this),
new Among ( "rr", 0, 2, "", this),
new Among ( "at", 0, 1, "", this),
new Among ( "tt", 0, 2, "", this),
new Among ( "iz", 0, 1, "", this)
};
private Among a_2[] = {
new Among ( "ed", -1, 2, "", this),
new Among ( "eed", 0, 1, "", this),
new Among ( "ing", -1, 2, "", this)
};
private Among a_3[] = {
new Among ( "anci", -1, 3, "", this),
new Among ( "enci", -1, 2, "", this),
new Among ( "abli", -1, 4, "", this),
new Among ( "eli", -1, 6, "", this),
new Among ( "alli", -1, 9, "", this),
new Among ( "ousli", -1, 12, "", this),
new Among ( "entli", -1, 5, "", this),
new Among ( "aliti", -1, 10, "", this),
new Among ( "biliti", -1, 14, "", this),
new Among ( "iviti", -1, 13, "", this),
new Among ( "tional", -1, 1, "", this),
new Among ( "ational", 10, 8, "", this),
new Among ( "alism", -1, 10, "", this),
new Among ( "ation", -1, 8, "", this),
new Among ( "ization", 13, 7, "", this),
new Among ( "izer", -1, 7, "", this),
new Among ( "ator", -1, 8, "", this),
new Among ( "iveness", -1, 13, "", this),
new Among ( "fulness", -1, 11, "", this),
new Among ( "ousness", -1, 12, "", this)
};
private Among a_4[] = {
new Among ( "icate", -1, 2, "", this),
new Among ( "ative", -1, 3, "", this),
new Among ( "alize", -1, 1, "", this),
new Among ( "iciti", -1, 2, "", this),
new Among ( "ical", -1, 2, "", this),
new Among ( "ful", -1, 3, "", this),
new Among ( "ness", -1, 3, "", this)
};
private Among a_5[] = {
new Among ( "ic", -1, 1, "", this),
new Among ( "ance", -1, 1, "", this),
new Among ( "ence", -1, 1, "", this),
new Among ( "able", -1, 1, "", this),
new Among ( "ible", -1, 1, "", this),
new Among ( "ate", -1, 1, "", this),
new Among ( "ive", -1, 1, "", this),
new Among ( "ize", -1, 1, "", this),
new Among ( "iti", -1, 1, "", this),
new Among ( "al", -1, 1, "", this),
new Among ( "ism", -1, 1, "", this),
new Among ( "ion", -1, 2, "", this),
new Among ( "er", -1, 1, "", this),
new Among ( "ous", -1, 1, "", this),
new Among ( "ant", -1, 1, "", this),
new Among ( "ent", -1, 1, "", this),
new Among ( "ment", 15, 1, "", this),
new Among ( "ement", 16, 1, "", this),
new Among ( "ou", -1, 1, "", this)
};
private static final char g_v[] = {17, 65, 16, 1 };
private static final char g_v_WXY[] = {1, 17, 65, 208, 1 };
private boolean B_Y_found;
private int I_p2;
private int I_p1;
private void copy_from(PorterStemmer other) {
B_Y_found = other.B_Y_found;
I_p2 = other.I_p2;
I_p1 = other.I_p1;
super.copy_from(other);
}
private boolean r_shortv() {
// (, line 19
if (!(out_grouping_b(g_v_WXY, 89, 121)))
{
return false;
}
if (!(in_grouping_b(g_v, 97, 121)))
{
return false;
}
if (!(out_grouping_b(g_v, 97, 121)))
{
return false;
}
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_Step_1a() {
int among_var;
// (, line 24
// [, line 25
ket = cursor;
// substring, line 25
among_var = find_among_b(a_0, 4);
if (among_var == 0)
{
return false;
}
// ], line 25
bra = cursor;
switch(among_var) {
case 0:
return false;
case 1:
// (, line 26
// <-, line 26
slice_from("ss");
break;
case 2:
// (, line 27
// <-, line 27
slice_from("i");
break;
case 3:
// (, line 29
// delete, line 29
slice_del();
break;
}
return true;
}
private boolean r_Step_1b() {
int among_var;
int v_1;
int v_3;
int v_4;
// (, line 33
// [, line 34
ket = cursor;
// substring, line 34
among_var = find_among_b(a_2, 3);
if (among_var == 0)
{
return false;
}
// ], line 34
bra = cursor;
switch(among_var) {
case 0:
return false;
case 1:
// (, line 35
// call R1, line 35
if (!r_R1())
{
return false;
}
// <-, line 35
slice_from("ee");
break;
case 2:
// (, line 37
// test, line 38
v_1 = limit - cursor;
// gopast, line 38
golab0: while(true)
{
lab1: do {
if (!(in_grouping_b(g_v, 97, 121)))
{
break lab1;
}
break golab0;
} while (false);
if (cursor <= limit_backward)
{
return false;
}
cursor--;
}
cursor = limit - v_1;
// delete, line 38
slice_del();
// test, line 39
v_3 = limit - cursor;
// substring, line 39
among_var = find_among_b(a_1, 13);
if (among_var == 0)
{
return false;
}
cursor = limit - v_3;
switch(among_var) {
case 0:
return false;
case 1:
// (, line 41
// <+, line 41
{
int c = cursor;
insert(cursor, cursor, "e");
cursor = c;
}
break;
case 2:
// (, line 44
// [, line 44
ket = cursor;
// next, line 44
if (cursor <= limit_backward)
{
return false;
}
cursor--;
// ], line 44
bra = cursor;
// delete, line 44
slice_del();
break;
case 3:
// (, line 45
// atmark, line 45
if (cursor != I_p1)
{
return false;
}
// test, line 45
v_4 = limit - cursor;
// call shortv, line 45
if (!r_shortv())
{
return false;
}
cursor = limit - v_4;
// <+, line 45
{
int c = cursor;
insert(cursor, cursor, "e");
cursor = c;
}
break;
}
break;
}
return true;
}
private boolean r_Step_1c() {
int v_1;
// (, line 51
// [, line 52
ket = cursor;
// or, line 52
lab0: do {
v_1 = limit - cursor;
lab1: do {
// literal, line 52
if (!(eq_s_b(1, "y")))
{
break lab1;
}
break lab0;
} while (false);
cursor = limit - v_1;
// literal, line 52
if (!(eq_s_b(1, "Y")))
{
return false;
}
} while (false);
// ], line 52
bra = cursor;
// gopast, line 53
golab2: while(true)
{
lab3: do {
if (!(in_grouping_b(g_v, 97, 121)))
{
break lab3;
}
break golab2;
} while (false);
if (cursor <= limit_backward)
{
return false;
}
cursor--;
}
// <-, line 54
slice_from("i");
return true;
}
private boolean r_Step_2() {
int among_var;
// (, line 57
// [, line 58
ket = cursor;
// substring, line 58
among_var = find_among_b(a_3, 20);
if (among_var == 0)
{
return false;
}
// ], line 58
bra = cursor;
// call R1, line 58
if (!r_R1())
{
return false;
}
switch(among_var) {
case 0:
return false;
case 1:
// (, line 59
// <-, line 59
slice_from("tion");
break;
case 2:
// (, line 60
// <-, line 60
slice_from("ence");
break;
case 3:
// (, line 61
// <-, line 61
slice_from("ance");
break;
case 4:
// (, line 62
// <-, line 62
slice_from("able");
break;
case 5:
// (, line 63
// <-, line 63
slice_from("ent");
break;
case 6:
// (, line 64
// <-, line 64
slice_from("e");
break;
case 7:
// (, line 66
// <-, line 66
slice_from("ize");
break;
case 8:
// (, line 68
// <-, line 68
slice_from("ate");
break;
case 9:
// (, line 69
// <-, line 69
slice_from("al");
break;
case 10:
// (, line 71
// <-, line 71
slice_from("al");
break;
case 11:
// (, line 72
// <-, line 72
slice_from("ful");
break;
case 12:
// (, line 74
// <-, line 74
slice_from("ous");
break;
case 13:
// (, line 76
// <-, line 76
slice_from("ive");
break;
case 14:
// (, line 77
// <-, line 77
slice_from("ble");
break;
}
return true;
}
private boolean r_Step_3() {
int among_var;
// (, line 81
// [, line 82
ket = cursor;
// substring, line 82
among_var = find_among_b(a_4, 7);
if (among_var == 0)
{
return false;
}
// ], line 82
bra = cursor;
// call R1, line 82
if (!r_R1())
{
return false;
}
switch(among_var) {
case 0:
return false;
case 1:
// (, line 83
// <-, line 83
slice_from("al");
break;
case 2:
// (, line 85
// <-, line 85
slice_from("ic");
break;
case 3:
// (, line 87
// delete, line 87
slice_del();
break;
}
return true;
}
private boolean r_Step_4() {
int among_var;
int v_1;
// (, line 91
// [, line 92
ket = cursor;
// substring, line 92
among_var = find_among_b(a_5, 19);
if (among_var == 0)
{
return false;
}
// ], line 92
bra = cursor;
// call R2, line 92
if (!r_R2())
{
return false;
}
switch(among_var) {
case 0:
return false;
case 1:
// (, line 95
// delete, line 95
slice_del();
break;
case 2:
// (, line 96
// or, line 96
lab0: do {
v_1 = limit - cursor;
lab1: do {
// literal, line 96
if (!(eq_s_b(1, "s")))
{
break lab1;
}
break lab0;
} while (false);
cursor = limit - v_1;
// literal, line 96
if (!(eq_s_b(1, "t")))
{
return false;
}
} while (false);
// delete, line 96
slice_del();
break;
}
return true;
}
private boolean r_Step_5a() {
int v_1;
int v_2;
// (, line 100
// [, line 101
ket = cursor;
// literal, line 101
if (!(eq_s_b(1, "e")))
{
return false;
}
// ], line 101
bra = cursor;
// or, line 102
lab0: do {
v_1 = limit - cursor;
lab1: do {
// call R2, line 102
if (!r_R2())
{
break lab1;
}
break lab0;
} while (false);
cursor = limit - v_1;
// (, line 102
// call R1, line 102
if (!r_R1())
{
return false;
}
// not, line 102
{
v_2 = limit - cursor;
lab2: do {
// call shortv, line 102
if (!r_shortv())
{
break lab2;
}
return false;
} while (false);
cursor = limit - v_2;
}
} while (false);
// delete, line 103
slice_del();
return true;
}
private boolean r_Step_5b() {
// (, line 106
// [, line 107
ket = cursor;
// literal, line 107
if (!(eq_s_b(1, "l")))
{
return false;
}
// ], line 107
bra = cursor;
// call R2, line 108
if (!r_R2())
{
return false;
}
// literal, line 108
if (!(eq_s_b(1, "l")))
{
return false;
}
// delete, line 109
slice_del();
return true;
}
public boolean stem() {
int v_1;
int v_2;
int v_3;
int v_4;
int v_5;
int v_10;
int v_11;
int v_12;
int v_13;
int v_14;
int v_15;
int v_16;
int v_17;
int v_18;
int v_19;
int v_20;
// (, line 113
// unset Y_found, line 115
B_Y_found = false;
// do, line 116
v_1 = cursor;
lab0: do {
// (, line 116
// [, line 116
bra = cursor;
// literal, line 116
if (!(eq_s(1, "y")))
{
break lab0;
}
// ], line 116
ket = cursor;
// <-, line 116
slice_from("Y");
// set Y_found, line 116
B_Y_found = true;
} while (false);
cursor = v_1;
// do, line 117
v_2 = cursor;
lab1: do {
// repeat, line 117
replab2: while(true)
{
v_3 = cursor;
lab3: do {
// (, line 117
// goto, line 117
golab4: while(true)
{
v_4 = cursor;
lab5: do {
// (, line 117
if (!(in_grouping(g_v, 97, 121)))
{
break lab5;
}
// [, line 117
bra = cursor;
// literal, line 117
if (!(eq_s(1, "y")))
{
break lab5;
}
// ], line 117
ket = cursor;
cursor = v_4;
break golab4;
} while (false);
cursor = v_4;
if (cursor >= limit)
{
break lab3;
}
cursor++;
}
// <-, line 117
slice_from("Y");
// set Y_found, line 117
B_Y_found = true;
continue replab2;
} while (false);
cursor = v_3;
break replab2;
}
} while (false);
cursor = v_2;
I_p1 = limit;
I_p2 = limit;
// do, line 121
v_5 = cursor;
lab6: do {
// (, line 121
// gopast, line 122
golab7: while(true)
{
lab8: do {
if (!(in_grouping(g_v, 97, 121)))
{
break lab8;
}
break golab7;
} while (false);
if (cursor >= limit)
{
break lab6;
}
cursor++;
}
// gopast, line 122
golab9: while(true)
{
lab10: do {
if (!(out_grouping(g_v, 97, 121)))
{
break lab10;
}
break golab9;
} while (false);
if (cursor >= limit)
{
break lab6;
}
cursor++;
}
// setmark p1, line 122
I_p1 = cursor;
// gopast, line 123
golab11: while(true)
{
lab12: do {
if (!(in_grouping(g_v, 97, 121)))
{
break lab12;
}
break golab11;
} while (false);
if (cursor >= limit)
{
break lab6;
}
cursor++;
}
// gopast, line 123
golab13: while(true)
{
lab14: do {
if (!(out_grouping(g_v, 97, 121)))
{
break lab14;
}
break golab13;
} while (false);
if (cursor >= limit)
{
break lab6;
}
cursor++;
}
// setmark p2, line 123
I_p2 = cursor;
} while (false);
cursor = v_5;
// backwards, line 126
limit_backward = cursor; cursor = limit;
// (, line 126
// do, line 127
v_10 = limit - cursor;
lab15: do {
// call Step_1a, line 127
if (!r_Step_1a())
{
break lab15;
}
} while (false);
cursor = limit - v_10;
// do, line 128
v_11 = limit - cursor;
lab16: do {
// call Step_1b, line 128
if (!r_Step_1b())
{
break lab16;
}
} while (false);
cursor = limit - v_11;
// do, line 129
v_12 = limit - cursor;
lab17: do {
// call Step_1c, line 129
if (!r_Step_1c())
{
break lab17;
}
} while (false);
cursor = limit - v_12;
// do, line 130
v_13 = limit - cursor;
lab18: do {
// call Step_2, line 130
if (!r_Step_2())
{
break lab18;
}
} while (false);
cursor = limit - v_13;
// do, line 131
v_14 = limit - cursor;
lab19: do {
// call Step_3, line 131
if (!r_Step_3())
{
break lab19;
}
} while (false);
cursor = limit - v_14;
// do, line 132
v_15 = limit - cursor;
lab20: do {
// call Step_4, line 132
if (!r_Step_4())
{
break lab20;
}
} while (false);
cursor = limit - v_15;
// do, line 133
v_16 = limit - cursor;
lab21: do {
// call Step_5a, line 133
if (!r_Step_5a())
{
break lab21;
}
} while (false);
cursor = limit - v_16;
// do, line 134
v_17 = limit - cursor;
lab22: do {
// call Step_5b, line 134
if (!r_Step_5b())
{
break lab22;
}
} while (false);
cursor = limit - v_17;
cursor = limit_backward; // do, line 137
v_18 = cursor;
lab23: do {
// (, line 137
// Boolean test Y_found, line 137
if (!(B_Y_found))
{
break lab23;
}
// repeat, line 137
replab24: while(true)
{
v_19 = cursor;
lab25: do {
// (, line 137
// goto, line 137
golab26: while(true)
{
v_20 = cursor;
lab27: do {
// (, line 137
// [, line 137
bra = cursor;
// literal, line 137
if (!(eq_s(1, "Y")))
{
break lab27;
}
// ], line 137
ket = cursor;
cursor = v_20;
break golab26;
} while (false);
cursor = v_20;
if (cursor >= limit)
{
break lab25;
}
cursor++;
}
// <-, line 137
slice_from("y");
continue replab24;
} while (false);
cursor = v_19;
break replab24;
}
} while (false);
cursor = v_18;
return true;
}
}
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