/*
* Licensed to ElasticSearch and Shay Banon under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. ElasticSearch licenses this
* file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.elasticsearch.action.deletebyquery;
import gnu.trove.set.hash.THashSet;
import org.elasticsearch.action.ActionRequestValidationException;
import org.elasticsearch.action.support.replication.ShardReplicationOperationRequest;
import org.elasticsearch.common.Nullable;
import org.elasticsearch.common.Strings;
import org.elasticsearch.common.bytes.BytesReference;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.common.xcontent.XContentHelper;
import java.io.IOException;
import java.util.Arrays;
import java.util.Set;
import static org.elasticsearch.action.ValidateActions.addValidationError;
/**
* Delete by query request to execute on a specific shard.
*/
public class ShardDeleteByQueryRequest extends ShardReplicationOperationRequest<ShardDeleteByQueryRequest> {
private int shardId;
private BytesReference querySource;
private String[] types = Strings.EMPTY_ARRAY;
@Nullable
private Set<String> routing;
@Nullable
private String[] filteringAliases;
ShardDeleteByQueryRequest(IndexDeleteByQueryRequest request, int shardId) {
super(request);
this.index = request.index();
this.querySource = request.querySource();
this.types = request.types();
this.shardId = shardId;
replicationType(request.replicationType());
consistencyLevel(request.consistencyLevel());
timeout = request.timeout();
this.routing = request.routing();
filteringAliases = request.filteringAliases();
}
ShardDeleteByQueryRequest() {
}
@Override
public ActionRequestValidationException validate() {
ActionRequestValidationException validationException = super.validate();
if (querySource == null) {
addValidationError("querySource is missing", validationException);
}
return validationException;
}
public int shardId() {
return this.shardId;
}
BytesReference querySource() {
return querySource;
}
public String[] types() {
return this.types;
}
public Set<String> routing() {
return this.routing;
}
public String[] filteringAliases() {
return filteringAliases;
}
@Override
public void readFrom(StreamInput in) throws IOException {
super.readFrom(in);
querySource = in.readBytesReference();
shardId = in.readVInt();
types = in.readStringArray();
int routingSize = in.readVInt();
if (routingSize > 0) {
routing = new THashSet<String>(routingSize);
for (int i = 0; i < routingSize; i++) {
routing.add(in.readString());
}
}
int aliasesSize = in.readVInt();
if (aliasesSize > 0) {
filteringAliases = new String[aliasesSize];
for (int i = 0; i < aliasesSize; i++) {
filteringAliases[i] = in.readString();
}
}
}
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
out.writeBytesReference(querySource);
out.writeVInt(shardId);
out.writeStringArray(types);
if (routing != null) {
out.writeVInt(routing.size());
for (String r : routing) {
out.writeString(r);
}
} else {
out.writeVInt(0);
}
if (filteringAliases != null) {
out.writeVInt(filteringAliases.length);
for (String alias : filteringAliases) {
out.writeString(alias);
}
} else {
out.writeVInt(0);
}
}
@Override
public String toString() {
String sSource = "_na_";
try {
sSource = XContentHelper.convertToJson(querySource, false);
} catch (Exception e) {
// ignore
}
return "delete_by_query {[" + index + "]" + Arrays.toString(types) + ", query [" + sSource + "]}";
}
}