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OpenSearch subproject :client:rest-high-level
/*
* SPDX-License-Identifier: Apache-2.0
*
* The OpenSearch Contributors require contributions made to
* this file be licensed under the Apache-2.0 license or a
* compatible open source license.
*/
/*
* 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.
*/
/*
* Modifications Copyright OpenSearch Contributors. See
* GitHub history for details.
*/
package org.opensearch.client.indices;
import org.opensearch.OpenSearchGenerationException;
import org.opensearch.OpenSearchParseException;
import org.opensearch.action.admin.indices.alias.Alias;
import org.opensearch.action.support.ActiveShardCount;
import org.opensearch.client.TimedRequest;
import org.opensearch.client.Validatable;
import org.opensearch.common.ParseField;
import org.opensearch.common.Strings;
import org.opensearch.common.bytes.BytesArray;
import org.opensearch.common.bytes.BytesReference;
import org.opensearch.common.settings.Settings;
import org.opensearch.common.xcontent.DeprecationHandler;
import org.opensearch.common.xcontent.NamedXContentRegistry;
import org.opensearch.common.xcontent.ToXContentObject;
import org.opensearch.common.xcontent.XContentBuilder;
import org.opensearch.common.xcontent.XContentFactory;
import org.opensearch.common.xcontent.XContentHelper;
import org.opensearch.common.xcontent.XContentParser;
import org.opensearch.common.xcontent.XContentType;
import java.io.IOException;
import java.io.InputStream;
import java.util.Collection;
import java.util.HashSet;
import java.util.Map;
import java.util.Objects;
import java.util.Set;
import static org.opensearch.common.settings.Settings.Builder.EMPTY_SETTINGS;
/**
* A request to create an index.
*/
public class CreateIndexRequest extends TimedRequest implements Validatable, ToXContentObject {
static final ParseField MAPPINGS = new ParseField("mappings");
static final ParseField SETTINGS = new ParseField("settings");
static final ParseField ALIASES = new ParseField("aliases");
private final String index;
private Settings settings = EMPTY_SETTINGS;
private BytesReference mappings;
private XContentType mappingsXContentType;
private final Set aliases = new HashSet<>();
private ActiveShardCount waitForActiveShards = ActiveShardCount.DEFAULT;
/**
* Constructs a new request to create an index with the specified name.
*/
public CreateIndexRequest(String index) {
if (index == null) {
throw new IllegalArgumentException("The index name cannot be null.");
}
this.index = index;
}
/**
* The name of the index to create.
*/
public String index() {
return index;
}
/**
* The settings to create the index with.
*/
public Settings settings() {
return settings;
}
/**
* The settings to create the index with.
*/
public CreateIndexRequest settings(Settings.Builder settings) {
this.settings = settings.build();
return this;
}
/**
* The settings to create the index with.
*/
public CreateIndexRequest settings(Settings settings) {
this.settings = settings;
return this;
}
/**
* The settings to create the index with (either json or yaml format)
*/
public CreateIndexRequest settings(String source, XContentType xContentType) {
this.settings = Settings.builder().loadFromSource(source, xContentType).build();
return this;
}
/**
* Allows to set the settings using a json builder.
*/
public CreateIndexRequest settings(XContentBuilder builder) {
settings(Strings.toString(builder), builder.contentType());
return this;
}
/**
* The settings to create the index with (either json/yaml/properties format)
*/
public CreateIndexRequest settings(Map source) {
this.settings = Settings.builder().loadFromMap(source).build();
return this;
}
public BytesReference mappings() {
return mappings;
}
public XContentType mappingsXContentType() {
return mappingsXContentType;
}
/**
* Adds mapping that will be added when the index gets created.
*
* Note that the definition should *not* be nested under a type name.
*
* @param source The mapping source
* @param xContentType The content type of the source
*/
public CreateIndexRequest mapping(String source, XContentType xContentType) {
return mapping(new BytesArray(source), xContentType);
}
/**
* Adds mapping that will be added when the index gets created.
*
* Note that the definition should *not* be nested under a type name.
*
* @param source The mapping source
*/
public CreateIndexRequest mapping(XContentBuilder source) {
return mapping(BytesReference.bytes(source), source.contentType());
}
/**
* Adds mapping that will be added when the index gets created.
*
* Note that the definition should *not* be nested under a type name.
*
* @param source The mapping source
*/
public CreateIndexRequest mapping(Map source) {
try {
XContentBuilder builder = XContentFactory.contentBuilder(XContentType.JSON);
builder.map(source);
return mapping(BytesReference.bytes(builder), builder.contentType());
} catch (IOException e) {
throw new OpenSearchGenerationException("Failed to generate [" + source + "]", e);
}
}
/**
* Adds mapping that will be added when the index gets created.
*
* Note that the definition should *not* be nested under a type name.
*
* @param source The mapping source
* @param xContentType the content type of the mapping source
*/
public CreateIndexRequest mapping(BytesReference source, XContentType xContentType) {
Objects.requireNonNull(xContentType);
mappings = source;
mappingsXContentType = xContentType;
return this;
}
public Set aliases() {
return this.aliases;
}
/**
* Sets the aliases that will be associated with the index when it gets created
*/
public CreateIndexRequest aliases(Map source) {
try {
XContentBuilder builder = XContentFactory.jsonBuilder();
builder.map(source);
return aliases(BytesReference.bytes(builder), builder.contentType());
} catch (IOException e) {
throw new OpenSearchGenerationException("Failed to generate [" + source + "]", e);
}
}
/**
* Sets the aliases that will be associated with the index when it gets created
*/
public CreateIndexRequest aliases(XContentBuilder source) {
return aliases(BytesReference.bytes(source), source.contentType());
}
/**
* Sets the aliases that will be associated with the index when it gets created
*/
public CreateIndexRequest aliases(String source, XContentType contentType) {
return aliases(new BytesArray(source), contentType);
}
/**
* Sets the aliases that will be associated with the index when it gets created
*/
public CreateIndexRequest aliases(BytesReference source, XContentType contentType) {
// EMPTY is safe here because we never call namedObject
try (
XContentParser parser = XContentHelper.createParser(
NamedXContentRegistry.EMPTY,
DeprecationHandler.THROW_UNSUPPORTED_OPERATION,
source,
contentType
)
) {
// move to the first alias
parser.nextToken();
while ((parser.nextToken()) != XContentParser.Token.END_OBJECT) {
alias(Alias.fromXContent(parser));
}
return this;
} catch (IOException e) {
throw new OpenSearchParseException("Failed to parse aliases", e);
}
}
/**
* Adds an alias that will be associated with the index when it gets created
*/
public CreateIndexRequest alias(Alias alias) {
this.aliases.add(alias);
return this;
}
/**
* Adds aliases that will be associated with the index when it gets created
*/
public CreateIndexRequest aliases(Collection aliases) {
this.aliases.addAll(aliases);
return this;
}
/**
* Sets the settings and mappings as a single source.
*
* Note that the mapping definition should *not* be nested under a type name.
*/
public CreateIndexRequest source(String source, XContentType xContentType) {
return source(new BytesArray(source), xContentType);
}
/**
* Sets the settings and mappings as a single source.
*
* Note that the mapping definition should *not* be nested under a type name.
*/
public CreateIndexRequest source(XContentBuilder source) {
return source(BytesReference.bytes(source), source.contentType());
}
/**
* Sets the settings and mappings as a single source.
*
* Note that the mapping definition should *not* be nested under a type name.
*/
public CreateIndexRequest source(BytesReference source, XContentType xContentType) {
Objects.requireNonNull(xContentType);
source(XContentHelper.convertToMap(source, false, xContentType).v2());
return this;
}
/**
* Sets the settings and mappings as a single source.
*
* Note that the mapping definition should *not* be nested under a type name.
*/
@SuppressWarnings("unchecked")
public CreateIndexRequest source(Map source) {
DeprecationHandler deprecationHandler = DeprecationHandler.THROW_UNSUPPORTED_OPERATION;
for (Map.Entry entry : source.entrySet()) {
String name = entry.getKey();
if (SETTINGS.match(name, deprecationHandler)) {
settings((Map) entry.getValue());
} else if (MAPPINGS.match(name, deprecationHandler)) {
mapping((Map) entry.getValue());
} else if (ALIASES.match(name, deprecationHandler)) {
aliases((Map) entry.getValue());
}
}
return this;
}
public ActiveShardCount waitForActiveShards() {
return waitForActiveShards;
}
/**
* Sets the number of shard copies that should be active for index creation to return.
* Defaults to {@link ActiveShardCount#DEFAULT}, which will wait for one shard copy
* (the primary) to become active. Set this value to {@link ActiveShardCount#ALL} to
* wait for all shards (primary and all replicas) to be active before returning.
* Otherwise, use {@link ActiveShardCount#from(int)} to set this value to any
* non-negative integer, up to the number of copies per shard (number of replicas + 1),
* to wait for the desired amount of shard copies to become active before returning.
* Index creation will only wait up until the timeout value for the number of shard copies
* to be active before returning. Check {@link CreateIndexResponse#isShardsAcknowledged()} to
* determine if the requisite shard copies were all started before returning or timing out.
*
* @param waitForActiveShards number of active shard copies to wait on
*/
public CreateIndexRequest waitForActiveShards(ActiveShardCount waitForActiveShards) {
this.waitForActiveShards = waitForActiveShards;
return this;
}
public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException {
builder.startObject();
innerToXContent(builder, params);
builder.endObject();
return builder;
}
public XContentBuilder innerToXContent(XContentBuilder builder, Params params) throws IOException {
builder.startObject(SETTINGS.getPreferredName());
settings.toXContent(builder, params);
builder.endObject();
if (mappings != null) {
try (InputStream stream = mappings.streamInput()) {
builder.rawField(MAPPINGS.getPreferredName(), stream, mappingsXContentType);
}
}
builder.startObject(ALIASES.getPreferredName());
for (Alias alias : aliases) {
alias.toXContent(builder, params);
}
builder.endObject();
return builder;
}
}
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