forked from infinispan/infinispan
/
ProtobufFieldBridgeProvider.java
97 lines (82 loc) · 4.12 KB
/
ProtobufFieldBridgeProvider.java
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package org.infinispan.query.remote.impl;
import org.hibernate.search.bridge.FieldBridge;
import org.hibernate.search.bridge.builtin.BooleanBridge;
import org.hibernate.search.bridge.builtin.NumericFieldBridge;
import org.hibernate.search.bridge.builtin.StringBridge;
import org.hibernate.search.bridge.builtin.impl.NullEncodingTwoWayFieldBridge;
import org.hibernate.search.bridge.util.impl.ToStringNullMarker;
import org.hibernate.search.bridge.util.impl.TwoWayString2FieldBridgeAdaptor;
import org.hibernate.search.engine.nulls.codec.impl.LuceneStringNullMarkerCodec;
import org.infinispan.commons.logging.LogFactory;
import org.infinispan.protostream.descriptors.Descriptor;
import org.infinispan.protostream.descriptors.FieldDescriptor;
import org.infinispan.query.dsl.embedded.impl.LuceneQueryMaker;
import org.infinispan.query.remote.impl.indexing.IndexingMetadata;
import org.infinispan.query.remote.impl.logging.Log;
/**
* @author anistor@redhat.com
* @since 9.0
*/
final class ProtobufFieldBridgeProvider implements LuceneQueryMaker.FieldBridgeProvider<Descriptor> {
private static final Log log = LogFactory.getLog(ProtobufFieldBridgeProvider.class, Log.class);
private static final ToStringNullMarker NULL_MARKER = new ToStringNullMarker(QueryFacadeImpl.NULL_TOKEN);
private static final LuceneStringNullMarkerCodec luceneStringNullMarkerCodec = new LuceneStringNullMarkerCodec(NULL_MARKER);
private static final FieldBridge DOUBLE_FIELD_BRIDGE = new NullEncodingTwoWayFieldBridge(NumericFieldBridge.DOUBLE_FIELD_BRIDGE, luceneStringNullMarkerCodec);
private static final FieldBridge FLOAT_FIELD_BRIDGE = new NullEncodingTwoWayFieldBridge(NumericFieldBridge.FLOAT_FIELD_BRIDGE, luceneStringNullMarkerCodec);
private static final FieldBridge LONG_FIELD_BRIDGE = new NullEncodingTwoWayFieldBridge(NumericFieldBridge.LONG_FIELD_BRIDGE, luceneStringNullMarkerCodec);
private static final FieldBridge INT_FIELD_BRIDGE = new NullEncodingTwoWayFieldBridge(NumericFieldBridge.INT_FIELD_BRIDGE, luceneStringNullMarkerCodec);
private static final FieldBridge STRING_FIELD_BRIDGE = new NullEncodingTwoWayFieldBridge(new TwoWayString2FieldBridgeAdaptor(StringBridge.INSTANCE), luceneStringNullMarkerCodec);
private static final FieldBridge BOOL_FIELD_BRIDGE = new NullEncodingTwoWayFieldBridge(new TwoWayString2FieldBridgeAdaptor(new BooleanBridge()), luceneStringNullMarkerCodec);
ProtobufFieldBridgeProvider() {
}
@Override
public FieldBridge getFieldBridge(Descriptor typeMetadata, String[] propertyPath) {
FieldDescriptor fd = getFieldDescriptor(typeMetadata, propertyPath);
switch (fd.getType()) {
case DOUBLE:
return DOUBLE_FIELD_BRIDGE;
case FLOAT:
return FLOAT_FIELD_BRIDGE;
case INT64:
case UINT64:
case FIXED64:
case SFIXED64:
case SINT64:
return LONG_FIELD_BRIDGE;
case INT32:
case FIXED32:
case UINT32:
case SFIXED32:
case SINT32:
case ENUM:
return INT_FIELD_BRIDGE;
case BOOL:
return BOOL_FIELD_BRIDGE;
case STRING:
case BYTES:
case GROUP:
case MESSAGE:
return STRING_FIELD_BRIDGE;
}
return null;
}
private FieldDescriptor getFieldDescriptor(Descriptor typeMetadata, String[] propertyPath) {
Descriptor messageDescriptor = typeMetadata;
FieldDescriptor fd = null;
for (int i = 0; i < propertyPath.length; i++) {
String name = propertyPath[i];
fd = messageDescriptor.findFieldByName(name);
if (fd == null) {
throw log.unknownField(name, messageDescriptor.getFullName());
}
IndexingMetadata indexingMetadata = messageDescriptor.getProcessedAnnotation(IndexingMetadata.INDEXED_ANNOTATION);
if (indexingMetadata != null && !indexingMetadata.isFieldIndexed(fd.getName())) {
throw log.fieldIsNotIndexed(name, messageDescriptor.getFullName());
}
if (i < propertyPath.length - 1) {
messageDescriptor = fd.getMessageType();
}
}
return fd;
}
}