/*
* Licensed to Elasticsearch 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.admin.indices.validate.query;
import org.elasticsearch.ElasticsearchGenerationException;
import org.elasticsearch.action.ActionRequestValidationException;
import org.elasticsearch.action.support.IndicesOptions;
import org.elasticsearch.action.support.QuerySourceBuilder;
import org.elasticsearch.action.support.broadcast.BroadcastOperationRequest;
import org.elasticsearch.client.Requests;
import org.elasticsearch.common.Strings;
import org.elasticsearch.common.bytes.BytesArray;
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.XContentBuilder;
import org.elasticsearch.common.xcontent.XContentFactory;
import org.elasticsearch.common.xcontent.XContentHelper;
import java.io.IOException;
import java.util.Arrays;
import java.util.Map;
/**
* A request to validate a specific query.
* <p/>
* <p>The request requires the query source to be set either using {@link #source(QuerySourceBuilder)},
* or {@link #source(byte[])}.
*/
public class ValidateQueryRequest extends BroadcastOperationRequest<ValidateQueryRequest> {
private BytesReference source;
private boolean sourceUnsafe;
private boolean explain;
private String[] types = Strings.EMPTY_ARRAY;
long nowInMillis;
ValidateQueryRequest() {
this(Strings.EMPTY_ARRAY);
}
/**
* Constructs a new validate request against the provided indices. No indices provided means it will
* run against all indices.
*/
public ValidateQueryRequest(String... indices) {
super(indices);
indicesOptions(IndicesOptions.fromOptions(false, false, true, false));
}
@Override
public ActionRequestValidationException validate() {
ActionRequestValidationException validationException = super.validate();
return validationException;
}
@Override
protected void beforeStart() {
if (sourceUnsafe) {
source = source.copyBytesArray();
sourceUnsafe = false;
}
}
/**
* The source to execute.
*/
BytesReference source() {
return source;
}
public ValidateQueryRequest source(QuerySourceBuilder sourceBuilder) {
this.source = sourceBuilder.buildAsBytes(Requests.CONTENT_TYPE);
this.sourceUnsafe = false;
return this;
}
/**
* The source to execute in the form of a map.
*/
public ValidateQueryRequest source(Map source) {
try {
XContentBuilder builder = XContentFactory.contentBuilder(Requests.CONTENT_TYPE);
builder.map(source);
return source(builder);
} catch (IOException e) {
throw new ElasticsearchGenerationException("Failed to generate [" + source + "]", e);
}
}
public ValidateQueryRequest source(XContentBuilder builder) {
this.source = builder.bytes();
this.sourceUnsafe = false;
return this;
}
/**
* The query source to validate. It is preferable to use either {@link #source(byte[])}
* or {@link #source(QuerySourceBuilder)}.
*/
public ValidateQueryRequest source(String source) {
this.source = new BytesArray(source);
this.sourceUnsafe = false;
return this;
}
/**
* The source to validate.
*/
public ValidateQueryRequest source(byte[] source) {
return source(source, 0, source.length, false);
}
/**
* The source to validate.
*/
public ValidateQueryRequest source(byte[] source, int offset, int length, boolean unsafe) {
return source(new BytesArray(source, offset, length), unsafe);
}
/**
* The source to validate.
*/
public ValidateQueryRequest source(BytesReference source, boolean unsafe) {
this.source = source;
this.sourceUnsafe = unsafe;
return this;
}
/**
* The types of documents the query will run against. Defaults to all types.
*/
public String[] types() {
return this.types;
}
/**
* The types of documents the query will run against. Defaults to all types.
*/
public ValidateQueryRequest types(String... types) {
this.types = types;
return this;
}
/**
* Indicate if detailed information about query is requested
*/
public void explain(boolean explain) {
this.explain = explain;
}
/**
* Indicates if detailed information about query is requested
*/
public boolean explain() {
return explain;
}
@Override
public void readFrom(StreamInput in) throws IOException {
super.readFrom(in);
sourceUnsafe = false;
source = in.readBytesReference();
int typesSize = in.readVInt();
if (typesSize > 0) {
types = new String[typesSize];
for (int i = 0; i < typesSize; i++) {
types[i] = in.readString();
}
}
explain = in.readBoolean();
}
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
out.writeBytesReference(source);
out.writeVInt(types.length);
for (String type : types) {
out.writeString(type);
}
out.writeBoolean(explain);
}
@Override
public String toString() {
String sSource = "_na_";
try {
sSource = XContentHelper.convertToJson(source, false);
} catch (Exception e) {
// ignore
}
return "[" + Arrays.toString(indices) + "]" + Arrays.toString(types) + ", source[" + sSource + "], explain:" + explain;
}
}