/*
* Licensed to the Apache Software Foundation (ASF) under one or more contributor license
* agreements. See the NOTICE file distributed with this work for additional information regarding
* copyright ownership. The ASF 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.apache.geode.management.internal.cli.functions;
import org.apache.geode.cache.Cache;
import org.apache.geode.cache.CacheFactory;
import org.apache.geode.cache.execute.FunctionAdapter;
import org.apache.geode.cache.execute.FunctionContext;
import org.apache.geode.cache.query.IndexExistsException;
import org.apache.geode.cache.query.IndexInvalidException;
import org.apache.geode.cache.query.IndexNameConflictException;
import org.apache.geode.cache.query.QueryService;
import org.apache.geode.cache.query.RegionNotFoundException;
import org.apache.geode.internal.InternalEntity;
import org.apache.geode.internal.cache.xmlcache.CacheXml;
import org.apache.geode.management.internal.cli.CliUtil;
import org.apache.geode.management.internal.cli.domain.IndexInfo;
import org.apache.geode.management.internal.cli.i18n.CliStrings;
import org.apache.geode.management.internal.configuration.domain.XmlEntity;
/***
* Function to create index in a member, based on different arguments passed to it
*
*/
public class CreateIndexFunction extends FunctionAdapter implements InternalEntity {
private static final long serialVersionUID = 1L;
@Override
public void execute(FunctionContext context) {
final IndexInfo indexInfo = (IndexInfo) context.getArguments();
String memberId = null;
try {
Cache cache = CacheFactory.getAnyInstance();
memberId = cache.getDistributedSystem().getDistributedMember().getId();
QueryService queryService = cache.getQueryService();
String indexName = indexInfo.getIndexName();
String indexedExpression = indexInfo.getIndexedExpression();
String fromClause = indexInfo.getRegionPath();
// Check to see if the region path contains an alias e.g "/region1 r1"
// Then the first string will be the regionPath
String[] regionPathTokens = fromClause.trim().split(" ");
String regionPath = regionPathTokens[0];
switch (indexInfo.getIndexType()) {
case IndexInfo.RANGE_INDEX:
queryService.createIndex(indexName, indexedExpression, fromClause);
break;
case IndexInfo.KEY_INDEX:
queryService.createKeyIndex(indexName, indexedExpression, fromClause);
break;
case IndexInfo.HASH_INDEX:
queryService.createHashIndex(indexName, indexedExpression, fromClause);
break;
default:
queryService.createIndex(indexName, indexedExpression, fromClause);
}
XmlEntity xmlEntity =
new XmlEntity(CacheXml.REGION, "name", cache.getRegion(regionPath).getName());
context.getResultSender().lastResult(new CliFunctionResult(memberId, xmlEntity));
} catch (IndexExistsException e) {
String message =
CliStrings.format(CliStrings.CREATE_INDEX__INDEX__EXISTS, indexInfo.getIndexName());
context.getResultSender().lastResult(new CliFunctionResult(memberId, false, message));
} catch (IndexNameConflictException e) {
String message =
CliStrings.format(CliStrings.CREATE_INDEX__NAME__CONFLICT, indexInfo.getIndexName());
context.getResultSender().lastResult(new CliFunctionResult(memberId, false, message));
} catch (RegionNotFoundException e) {
String message = CliStrings.format(CliStrings.CREATE_INDEX__INVALID__REGIONPATH,
indexInfo.getRegionPath());
context.getResultSender().lastResult(new CliFunctionResult(memberId, false, message));
} catch (IndexInvalidException e) {
context.getResultSender().lastResult(new CliFunctionResult(memberId, e, e.getMessage()));
} catch (Exception e) {
String exceptionMessage = CliStrings.format(CliStrings.EXCEPTION_CLASS_AND_MESSAGE,
e.getClass().getName(), e.getMessage());
context.getResultSender().lastResult(new CliFunctionResult(memberId, e, e.getMessage()));
}
}
@Override
public String getId() {
return CreateIndexFunction.class.getName();
}
}