org.codelibs.elasticsearch.client.action.HttpAliasesExistAction Maven / Gradle / Ivy
/*
* Copyright 2012-2019 CodeLibs Project and the Others.
*
* Licensed 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.codelibs.elasticsearch.client.action;
import org.codelibs.curl.CurlRequest;
import org.codelibs.elasticsearch.client.HttpClient;
import org.codelibs.elasticsearch.client.util.UrlUtils;
import org.elasticsearch.ElasticsearchException;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.admin.indices.alias.exists.AliasesExistAction;
import org.elasticsearch.action.admin.indices.alias.exists.AliasesExistResponse;
import org.elasticsearch.action.admin.indices.alias.get.GetAliasesRequest;
public class HttpAliasesExistAction extends HttpAction {
protected final AliasesExistAction action;
public HttpAliasesExistAction(final HttpClient client, final AliasesExistAction action) {
super(client);
this.action = action;
}
public void execute(final GetAliasesRequest request, final ActionListener listener) {
getCurlRequest(request).execute(response -> {
boolean exists = false;
switch (response.getHttpStatusCode()) {
case 200:
exists = true;
break;
case 404:
exists = false;
break;
default:
throw new ElasticsearchException("Unexpected status: " + response.getHttpStatusCode());
}
try {
final AliasesExistResponse aliasesExistResponse = new AliasesExistResponse(exists);
listener.onResponse(aliasesExistResponse);
} catch (final Exception e) {
listener.onFailure(toElasticsearchException(response, e));
}
}, e -> unwrapElasticsearchException(listener, e));
}
protected CurlRequest getCurlRequest(final GetAliasesRequest request) {
// RestGetAliasesAction
final CurlRequest curlRequest =
client.getCurlRequest(HEAD, "/_alias/" + UrlUtils.joinAndEncode(",", request.aliases()), request.indices());
curlRequest.param("local", Boolean.toString(request.local()));
return curlRequest;
}
}