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/*
* 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.settings.put;
import org.elasticsearch.ElasticsearchGenerationException;
import org.elasticsearch.action.ActionRequestValidationException;
import org.elasticsearch.action.IndicesRequest;
import org.elasticsearch.action.support.IndicesOptions;
import org.elasticsearch.action.support.master.AcknowledgedRequest;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.xcontent.XContentBuilder;
import org.elasticsearch.common.xcontent.XContentFactory;
import org.elasticsearch.common.xcontent.XContentType;
import java.io.IOException;
import java.util.Map;
import static org.elasticsearch.action.ValidateActions.addValidationError;
import static org.elasticsearch.common.settings.Settings.Builder.EMPTY_SETTINGS;
import static org.elasticsearch.common.settings.Settings.readSettingsFromStream;
import static org.elasticsearch.common.settings.Settings.writeSettingsToStream;
/**
* Request for an update index settings action
*/
public class UpdateSettingsRequest extends AcknowledgedRequest<UpdateSettingsRequest> implements IndicesRequest.Replaceable {
private String[] indices;
private IndicesOptions indicesOptions = IndicesOptions.fromOptions(false, false, true, true);
private Settings settings = EMPTY_SETTINGS;
private boolean preserveExisting = false;
public UpdateSettingsRequest() {
}
/**
* Constructs a new request to update settings for one or more indices
*/
public UpdateSettingsRequest(String... indices) {
this.indices = indices;
}
/**
* Constructs a new request to update settings for one or more indices
*/
public UpdateSettingsRequest(Settings settings, String... indices) {
this.indices = indices;
this.settings = settings;
}
@Override
public ActionRequestValidationException validate() {
ActionRequestValidationException validationException = null;
if (settings.isEmpty()) {
validationException = addValidationError("no settings to update", validationException);
}
return validationException;
}
@Override
public String[] indices() {
return indices;
}
Settings settings() {
return settings;
}
/**
* Sets the indices to apply to settings update to
*/
@Override
public UpdateSettingsRequest indices(String... indices) {
this.indices = indices;
return this;
}
@Override
public IndicesOptions indicesOptions() {
return indicesOptions;
}
public UpdateSettingsRequest indicesOptions(IndicesOptions indicesOptions) {
this.indicesOptions = indicesOptions;
return this;
}
/**
* Sets the settings to be updated
*/
public UpdateSettingsRequest settings(Settings settings) {
this.settings = settings;
return this;
}
/**
* Sets the settings to be updated
*/
public UpdateSettingsRequest settings(Settings.Builder settings) {
this.settings = settings.build();
return this;
}
/**
* Sets the settings to be updated (either json/yaml/properties format)
*/
public UpdateSettingsRequest settings(String source) {
this.settings = Settings.builder().loadFromSource(source).build();
return this;
}
/**
* Returns <code>true</code> iff the settings update should only add but not update settings. If the setting already exists
* it should not be overwritten by this update. The default is <code>false</code>
*/
public boolean isPreserveExisting() {
return preserveExisting;
}
/**
* Iff set to <code>true</code> this settings update will only add settings not already set on an index. Existing settings remain
* unchanged.
*/
public UpdateSettingsRequest setPreserveExisting(boolean preserveExisting) {
this.preserveExisting = preserveExisting;
return this;
}
/**
* Sets the settings to be updated (either json/yaml/properties format)
*/
@SuppressWarnings("unchecked")
public UpdateSettingsRequest settings(Map source) {
try {
XContentBuilder builder = XContentFactory.contentBuilder(XContentType.JSON);
builder.map(source);
settings(builder.string());
} catch (IOException e) {
throw new ElasticsearchGenerationException("Failed to generate [" + source + "]", e);
}
return this;
}
@Override
public void readFrom(StreamInput in) throws IOException {
super.readFrom(in);
indices = in.readStringArray();
indicesOptions = IndicesOptions.readIndicesOptions(in);
settings = readSettingsFromStream(in);
readTimeout(in);
preserveExisting = in.readBoolean();
}
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
out.writeStringArrayNullable(indices);
indicesOptions.writeIndicesOptions(out);
writeSettingsToStream(settings, out);
writeTimeout(out);
out.writeBoolean(preserveExisting);
}
}
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