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PutKeyFunction.java
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79 lines (69 loc) · 2.75 KB
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/*
* 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.
*/
/*
* 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.Declarable;
import org.apache.geode.cache.Region;
import org.apache.geode.cache.execute.FunctionAdapter;
import org.apache.geode.cache.execute.FunctionContext;
import org.apache.geode.cache.execute.RegionFunctionContext;
import java.util.Properties;
import org.apache.geode.internal.cache.GemFireCacheImpl;
/**
* Function that puts the value from the argument at the key passed in through
* the filter.
*/
public class PutKeyFunction extends FunctionAdapter implements Declarable {
private static final String ID = "PutKeyFunction";
public void execute(FunctionContext context) {
RegionFunctionContext regionContext = (RegionFunctionContext)context;
Region dataSet = regionContext.getDataSet();
Object key = regionContext.getFilter().iterator().next();
Object value = regionContext.getArguments();
dataSet.put(key, value);
context.getResultSender().lastResult(Boolean.TRUE);
}
public String getId() {
return ID;
}
public boolean hasResult() {
return true;
}
public void init(Properties p) {
}
public boolean optimizeForWrite() {
return true;
}
public boolean isHA() {
return true;
}
}