/*

* 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 javaobject;

import org.apache.geode.cache.Cache;

import org.apache.geode.cache.Declarable;

import org.apache.geode.cache.execute.Function;

import org.apache.geode.cache.execute.FunctionContext;

import org.apache.geode.cache.execute.FunctionException;

import org.apache.geode.cache.query.Query;

import org.apache.geode.cache.query.QueryService;

import org.apache.geode.cache.query.SelectResults;

import org.apache.geode.internal.cache.GemFireCacheImpl;

public class QueryFunction implements Function, Declarable {

private static final String ID = "QueryFunction";

@Override

public boolean hasResult() {

return true;

}

@Override

public boolean isHA() {

return false;

}

@Override

public void execute(FunctionContext context) {

Cache cache = context.getCache();

QueryService queryService = cache.getQueryService();

String qstr = (String) context.getArguments();

try {

Query query = queryService.newQuery(qstr);

context.getResultSender().lastResult(((SelectResults) query.execute()).asList());

} catch (Exception e) {

throw new FunctionException(e);

}

}

@Override

public String getId() {

return ID;

}

}