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ICU-4350 UCA 4.1 update

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X-SVN-Rev: 17700
This commit is contained in:
Vladimir Weinstein 2005-05-26 07:30:30 +00:00
parent 3171565ad8
commit 179095dad6
1 changed files with 48 additions and 23 deletions
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71
icu4j/src/com/ibm/icu/text/CollationParsedRuleBuilder.java
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@ -129,6 +129,39 @@ final class CollationParsedRuleBuilder
return strength;
}
private int compareCEs(int source0, int source1, int target0, int target1) {
int s1 = source0, s2, t1 = target0, t2;
if(RuleBasedCollator.isContinuation(source1)) {
s2 = source1;
} else {
s2 = 0;
}
if(RuleBasedCollator.isContinuation(target1)) {
t2 = target1;
} else {
t2 = 0;
}
int s = 0, t = 0;
if(s1 == t1 && s2 == t2) {
return 0;
}
s = (s1 & 0xFFFF0000)|((s2 & 0xFFFF0000)>>16);
t = (t1 & 0xFFFF0000)|((t2 & 0xFFFF0000)>>16);
if(s == t) {
s = (s1 & 0x0000FF00) | (s2 & 0x0000FF00)>>8;
t = (t1 & 0x0000FF00) | (t2 & 0x0000FF00)>>8;
if(s == t) {
s = (s1 & 0x000000FF)<<8 | (s2 & 0x000000FF);
t = (t1 & 0x000000FF)<<8 | (t2 & 0x000000FF);
return Utility.compareUnsigned(s, t);
} else {
return Utility.compareUnsigned(s, t);
}
} else {
return Utility.compareUnsigned(s, t);
}
}
/**
* Finding the inverse CE of the argument CEs
@ -141,33 +174,25 @@ final class CollationParsedRuleBuilder
int bottom = 0;
int top = m_table_.length / 3;
int result = 0;
while (bottom < top - 1) {
result = (top + bottom) >> 1;
int first = m_table_[3 * result];
int second = m_table_[3 * result + 1];
int comparison = Utility.compareUnsigned(first, ce);
if (comparison > 0) {
top = result;
}
result = (top + bottom) >> 1;
int first = m_table_[3 * result];
int second = m_table_[3 * result + 1];
int comparison = compareCEs(first, second, ce, contce);
if (comparison > 0) {
top = result;
}
else if (comparison < 0) {
bottom = result;
}
else {
if (second > contce) {
top = result;
}
else if (second < contce) {
bottom = result;
}
else {
break;
bottom = result;
}
else {
break;
}
}
return result;
}
}
return result;
}
/**
* Getting gap offsets in the inverse UCA