本文整理汇总了Java中org.apache.lucene.index.FilteredTermsEnum类的典型用法代码示例。如果您正苦于以下问题：Java FilteredTermsEnum类的具体用法？Java FilteredTermsEnum怎么用？Java FilteredTermsEnum使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
FilteredTermsEnum类属于org.apache.lucene.index包，在下文中一共展示了FilteredTermsEnum类的9个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: wrapGeoPointTerms
import org.apache.lucene.index.FilteredTermsEnum; //导入依赖的package包/类
/**
* A {@link TermsEnum} that iterates only highest resolution geo prefix coded terms.
*
* @see #buildFromTerms(TermsEnum)
*/
public static TermsEnum wrapGeoPointTerms(TermsEnum termsEnum) {
return new FilteredTermsEnum(termsEnum, false) {
@Override
protected AcceptStatus accept(BytesRef term) throws IOException {
// accept only the max resolution terms
// todo is this necessary?
return GeoPointField.getPrefixCodedShift(term) == GeoPointField.PRECISION_STEP * 4 ?
AcceptStatus.YES : AcceptStatus.END;
}
};
}
示例2: wrapNumeric64Bit
import org.apache.lucene.index.FilteredTermsEnum; //导入依赖的package包/类
/**
* A {@link TermsEnum} that iterates only full precision prefix coded 64 bit values.
*
* @see #buildFromTerms(TermsEnum)
*/
public static TermsEnum wrapNumeric64Bit(TermsEnum termsEnum) {
return new FilteredTermsEnum(termsEnum, false) {
@Override
protected AcceptStatus accept(BytesRef term) throws IOException {
// we stop accepting terms once we moved across the prefix codec terms - redundant values!
return LegacyNumericUtils.getPrefixCodedLongShift(term) == 0 ? AcceptStatus.YES : AcceptStatus.END;
}
};
}
示例3: wrapNumeric32Bit
import org.apache.lucene.index.FilteredTermsEnum; //导入依赖的package包/类
/**
* A {@link TermsEnum} that iterates only full precision prefix coded 32 bit values.
*
* @see #buildFromTerms(TermsEnum)
*/
public static TermsEnum wrapNumeric32Bit(TermsEnum termsEnum) {
return new FilteredTermsEnum(termsEnum, false) {
@Override
protected AcceptStatus accept(BytesRef term) throws IOException {
// we stop accepting terms once we moved across the prefix codec terms - redundant values!
return LegacyNumericUtils.getPrefixCodedIntShift(term) == 0 ? AcceptStatus.YES : AcceptStatus.END;
}
};
}
示例4: wrapGeoPointTerms
import org.apache.lucene.index.FilteredTermsEnum; //导入依赖的package包/类
/**
* A {@link TermsEnum} that iterates only highest resolution geo prefix coded terms.
*
* @see #buildFromTerms(TermsEnum)
*/
public static TermsEnum wrapGeoPointTerms(TermsEnum termsEnum) {
return new FilteredTermsEnum(termsEnum, false) {
@Override
protected AcceptStatus accept(BytesRef term) throws IOException {
// accept only the max resolution terms
// todo is this necessary?
return GeoEncodingUtils.getPrefixCodedShift(term) == GeoPointField.PRECISION_STEP * 4 ?
AcceptStatus.YES : AcceptStatus.END;
}
};
}
示例5: wrapNumeric64Bit
import org.apache.lucene.index.FilteredTermsEnum; //导入依赖的package包/类
/**
* A {@link TermsEnum} that iterates only full precision prefix coded 64 bit values.
*
* @see #buildFromTerms(TermsEnum)
*/
public static TermsEnum wrapNumeric64Bit(TermsEnum termsEnum) {
return new FilteredTermsEnum(termsEnum, false) {
@Override
protected AcceptStatus accept(BytesRef term) throws IOException {
// we stop accepting terms once we moved across the prefix codec terms - redundant values!
return NumericUtils.getPrefixCodedLongShift(term) == 0 ? AcceptStatus.YES : AcceptStatus.END;
}
};
}
示例6: wrapNumeric32Bit
import org.apache.lucene.index.FilteredTermsEnum; //导入依赖的package包/类
/**
* A {@link TermsEnum} that iterates only full precision prefix coded 32 bit values.
*
* @see #buildFromTerms(TermsEnum)
*/
public static TermsEnum wrapNumeric32Bit(TermsEnum termsEnum) {
return new FilteredTermsEnum(termsEnum, false) {
@Override
protected AcceptStatus accept(BytesRef term) throws IOException {
// we stop accepting terms once we moved across the prefix codec terms - redundant values!
return NumericUtils.getPrefixCodedIntShift(term) == 0 ? AcceptStatus.YES : AcceptStatus.END;
}
};
}
示例7: filterPrefixCodedInts
import org.apache.lucene.index.FilteredTermsEnum; //导入依赖的package包/类
/**
* Filters the given {@link TermsEnum} by accepting only prefix coded 32 bit
* terms with a shift value of <tt>0</tt>.
*
* @param termsEnum
* the terms enum to filter
* @return a filtered {@link TermsEnum} that only returns prefix coded 32 bit
* terms with a shift value of <tt>0</tt>.
*/
public static TermsEnum filterPrefixCodedInts(TermsEnum termsEnum) {
return new FilteredTermsEnum(termsEnum, false) {
@Override
protected AcceptStatus accept(BytesRef term) {
return NumericUtils.getPrefixCodedIntShift(term) == 0 ? AcceptStatus.YES : AcceptStatus.END;
}
};
}
示例8: getTermsEnum
import org.apache.lucene.index.FilteredTermsEnum; //导入依赖的package包/类
@Override
protected FilteredTermsEnum getTermsEnum(Terms terms, AttributeSource atts) throws IOException {
return new RegexTermsEnum(terms.iterator(null), term, regexImpl);
}
示例9: filterPrefixCodedLongs
import org.apache.lucene.index.FilteredTermsEnum; //导入依赖的package包/类
/**
* Filters the given {@link TermsEnum} by accepting only prefix coded 64 bit
* terms with a shift value of <tt>0</tt>.
*
* @param termsEnum
* the terms enum to filter
* @return a filtered {@link TermsEnum} that only returns prefix coded 64 bit
* terms with a shift value of <tt>0</tt>.
*/
public static TermsEnum filterPrefixCodedLongs(TermsEnum termsEnum) {
return new FilteredTermsEnum(termsEnum, false) {
@Override
protected AcceptStatus accept(BytesRef term) {
return NumericUtils.getPrefixCodedLongShift(term) == 0 ? AcceptStatus.YES : AcceptStatus.END;
}
};
}