本文整理匯總了Java中org.apache.lucene.document.Field.numericValue方法的典型用法代碼示例。如果您正苦於以下問題：Java Field.numericValue方法的具體用法？Java Field.numericValue怎麽用？Java Field.numericValue使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類org.apache.lucene.document.Field的用法示例。
在下文中一共展示了Field.numericValue方法的1個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。
示例1: updateDocValues
import org.apache.lucene.document.Field; //導入方法依賴的package包/類
/**
* Updates documents' DocValues fields to the given values. Each field update
* is applied to the set of documents that are associated with the
* {@link Term} to the same value. All updates are atomically applied and
* flushed together.
*
* @param updates
* the updates to apply
* @throws CorruptIndexException
* if the index is corrupt
* @throws IOException
* if there is a low-level IO error
*/
public void updateDocValues(Term term, Field... updates) throws IOException {
ensureOpen();
DocValuesUpdate[] dvUpdates = new DocValuesUpdate[updates.length];
for (int i = 0; i < updates.length; i++) {
final Field f = updates[i];
final DocValuesType dvType = f.fieldType().docValueType();
if (dvType == null) {
throw new IllegalArgumentException("can only update NUMERIC or BINARY fields! field=" + f.name());
}
if (!globalFieldNumberMap.contains(f.name(), dvType)) {
throw new IllegalArgumentException("can only update existing docvalues fields! field=" + f.name() + ", type=" + dvType);
}
switch (dvType) {
case NUMERIC:
dvUpdates[i] = new NumericDocValuesUpdate(term, f.name(), (Long) f.numericValue());
break;
case BINARY:
dvUpdates[i] = new BinaryDocValuesUpdate(term, f.name(), f.binaryValue());
break;
default:
throw new IllegalArgumentException("can only update NUMERIC or BINARY fields: field=" + f.name() + ", type=" + dvType);
}
}
try {
if (docWriter.updateDocValues(dvUpdates)) {
processEvents(true, false);
}
} catch (OutOfMemoryError oom) {
tragicEvent(oom, "updateDocValues");
}
}