org.apache.lucene.util.BytesRef.compareTo()方法的使用及代码示例

本文整理了Java中org.apache.lucene.util.BytesRef.compareTo()方法的一些代码示例，展示了BytesRef.compareTo()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。BytesRef.compareTo()方法的具体详情如下：
包路径：org.apache.lucene.util.BytesRef
类名称：BytesRef
方法名：compareTo

BytesRef.compareTo介绍

[英]Unsigned byte order comparison
[中]无符号字节顺序比较

代码示例

代码示例来源：origin: org.apache.lucene/lucene-core

@Override
public int compareValues(BytesRef val1, BytesRef val2) {
if (val1 == null) {
if (val2 == null) {
return 0;
}
return missingSortCmp;
} else if (val2 == null) {
return -missingSortCmp;
}
return val1.compareTo(val2);
}

代码示例来源：origin: org.apache.lucene/lucene-core

@Override
protected boolean lessThan(TermsEnumIndex a, TermsEnumIndex b) {
return a.currentTerm.compareTo(b.currentTerm) <0;
}
};

代码示例来源：origin: org.apache.lucene/lucene-core

@Override
protected boolean lessThan(TermsEnumWithSlice termsA, TermsEnumWithSlice termsB) {
return termsA.current.compareTo(termsB.current) <0;
}

代码示例来源：origin: org.apache.lucene/lucene-core

@Override
public int compareValues(BytesRef val1, BytesRef val2) {
// missing always sorts first:
if (val1 == null) {
if (val2 == null) {
return 0;
}
return missingSortCmp;
} else if (val2 == null) {
return -missingSortCmp;
}
return val1.compareTo(val2);
}

代码示例来源：origin: org.apache.lucene/lucene-core

@Override
public int compare(int slot1, int slot2) {
if (readerGen[slot1] == readerGen[slot2]) {
return ords[slot1] - ords[slot2];
}
final BytesRef val1 = values[slot1];
final BytesRef val2 = values[slot2];
if (val1 == null) {
if (val2 == null) {
return 0;
}
return missingSortCmp;
} else if (val2 == null) {
return -missingSortCmp;
}
return val1.compareTo(val2);
}

代码示例来源：origin: org.apache.lucene/lucene-core

/** Compares two terms, returning a negative integer if this
term belongs before the argument, zero if this term is equal to the
argument, and a positive integer if this term belongs after the argument.
The ordering of terms is first by field, then by text.*/
@Override
public final int compareTo(Term other) {
if (field.equals(other.field)) {
return bytes.compareTo(other.bytes);
} else {
return field.compareTo(other.field);
}
}

代码示例来源：origin: org.apache.lucene/lucene-core

@Override
public BytesRef getMax() throws IOException {
BytesRef maxTerm = null;
for(Terms terms : subs) {
BytesRef term = terms.getMax();
if (maxTerm == null || term.compareTo(maxTerm) > 0) {
maxTerm = term;
}
}
return maxTerm;
}

代码示例来源：origin: org.apache.lucene/lucene-core

@Override
public BytesRef getMin() throws IOException {
BytesRef minTerm = null;
for(Terms terms : subs) {
BytesRef term = terms.getMin();
if (minTerm == null || term.compareTo(minTerm) <0) {
minTerm = term;
}
}
return minTerm;
}

代码示例来源：origin: org.apache.lucene/lucene-core

@Override
protected int comparePivot(int j) {
get(j, k, scratch2);
return pivot.compareTo(scratch2);
}

代码示例来源：origin: org.apache.lucene/lucene-core

private long seekTermsIndex(BytesRef text) throws IOException {
long lo = 0L;
long hi = (entry.termsDictSize - 1) >>> entry.termsDictIndexShift;
while (lo <= hi) {
final long mid = (lo + hi) >>> 1;
getTermFromIndex(mid);
final int cmp = term.compareTo(text);
if (cmp <= 0) {
lo = mid + 1;
} else {
hi = mid - 1;
}
}
assert hi <0 || getTermFromIndex(hi).compareTo(text) <= 0;
assert hi == ((entry.termsDictSize - 1) >>> entry.termsDictIndexShift) || getTermFromIndex(hi + 1).compareTo(text) > 0;
return hi;
}

代码示例来源：origin: org.apache.lucene/lucene-core

/**
* Returns true if the term matches the automaton. Also stashes away the term
* to assist with smart enumeration.
*/
@Override
protected AcceptStatus accept(final BytesRef term) {
if (commOnSuffixRef== null || StringHelper.endsWith(term, commonSuffixRef)) {
if (runAutomaton.run(term.bytes, term.offset, term.length))
return linear ? AcceptStatus.YES : AcceptStatus.YES_AND_SEEK;
else
return (linear && term.compareTo(linearUpperBound) <0) ?
AcceptStatus.NO : AcceptStatus.NO_AND_SEEK;
} else {
return (linear && term.compareTo(linearUpperBound) <0) ?
AcceptStatus.NO : AcceptStatus.NO_AND_SEEK;
}
}

代码示例来源：origin: org.apache.lucene/lucene-core

@Override
public int compareTo(ScoreTerm other) {
if (this.boost == other.boost)
return other.bytes.get().compareTo(this.bytes.get());
else
return Float.compare(this.boost, other.boost);
}
}

代码示例来源：origin: org.apache.lucene/lucene-core

@Override
public int compare(ScoreTerm st1, ScoreTerm st2) {
return st1.bytes.get().compareTo(st2.bytes.get());
}
};

代码示例来源：origin: org.apache.lucene/lucene-core

private long seekBlock(BytesRef text) throws IOException {
long index = seekTermsIndex(text);
if (index == -1L) {
return -1L;
}
long ordLo = index < long ordHi = Math.min(entry.termsDictSize, ordLo + (1L < long blockLo = ordLo >>> entry.termsDictBlockShift;
long blockHi = ordHi >>> entry.termsDictBlockShift;
while (blockLo <= blockHi) {
final long blockMid = (blockLo + blockHi) >>> 1;
getFirstTermFromBlock(blockMid);
final int cmp = term.compareTo(text);
if (cmp <= 0) {
blockLo = blockMid + 1;
} else {
blockHi = blockMid - 1;
}
}
assert blockHi <0 || getFirstTermFromBlock(blockHi).compareTo(text) <= 0;
assert blockHi == ((entry.termsDictSize - 1) >>> entry.termsDictBlockShift) || getFirstTermFromBlock(blockHi + 1).compareTo(text) > 0;
return blockHi;
}

代码示例来源：origin: org.apache.lucene/lucene-core

@Override
protected int compare(int i, int j) {
get(i, k, scratch1);
get(j, k, scratch2);
return scratch1.compareTo(scratch2);
}

代码示例来源：origin: org.apache.lucene/lucene-core

@Override
public void visit(int docID, byte[] packedValue) {
scratch.bytes = packedValue;
while (nextQueryPoint != null) {
int cmp = nextQueryPoint.compareTo(scratch);
if (cmp == 0) {
// Query point equals index point, so collect and return
adder.add(docID);
break;
} else if (cmp <0) {
// Query point is before index point, so we move to next query point
nextQueryPoint = iterator.next();
} else {
// Query point is after index point, so we don't collect and we return:
break;
}
}
}

代码示例来源：origin: org.apache.lucene/lucene-core

/** If {@code key} exists, returns its ordinal, else
* returns {@code -insertionPoint-1}, like {@code
* Arrays.binarySearch}.
*
* @param key Key to look up
**/
public int lookupTerm(BytesRef key) throws IOException {
int low = 0;
int high = getValueCount()-1;
while (low <= high) {
int mid = (low + high) >>> 1;
final BytesRef term = lookupOrd(mid);
int cmp = term.compareTo(key);
if (cmp <0) {
low = mid + 1;
} else if (cmp > 0) {
high = mid - 1;
} else {
return mid; // key found
}
}
return -(low + 1); // key not found.
}

代码示例来源：origin: org.apache.lucene/lucene-core

@Override
public int compareSameType(Object other) {
assert exists || 0 == value.length();
MutableValueStr b = (MutableValueStr)other;
int c = value.get().compareTo(b.value.get());
if (c != 0) return c;
if (exists == b.exists) return 0;
return exists ? 1 : -1;
}

代码示例来源：origin: org.apache.lucene/lucene-core

private boolean compareToLastTerm(BytesRef t) {
if (lastTerm == null && t != null) {
lastTerm = new BytesRefBuilder();
lastTerm.append(t);
} else if (t == null) {
lastTerm = null;
} else {
assert lastTerm.get().compareTo(t) <0: "lastTerm=" + lastTerm + " t=" + t;
lastTerm.copyBytes(t);
}
return true;
}

代码示例来源：origin: org.apache.lucene/lucene-core

@Override
public void seekExact(BytesRef target, TermState otherState) {
// if (DEBUG) {
// System.out.println("BTTR.seekExact termState seg=" + segment + " target=" + target.utf8ToString() + " " + target + " state=" + otherState);
// }
assert clearEOF();
if (target.compareTo(term.get()) != 0 || !termExists) {
assert otherState != null && otherState instanceof BlockTermState;
currentFrame = staticFrame;
currentFrame.state.copyFrom(otherState);
term.copyBytes(target);
currentFrame.metaDataUpto = currentFrame.getTermBlockOrd();
assert currentFrame.metaDataUpto > 0;
validIndexPrefix = 0;
} else {
// if (DEBUG) {
// System.out.println(" skip seek: already on target state=" + currentFrame.state);
// }
}
}