diff options
Diffstat (limited to 'sandbox/ctrezzo/Map-Reduce-Java/src/main/java/services/ReducerImpl.java')
-rw-r--r-- | sandbox/ctrezzo/Map-Reduce-Java/src/main/java/services/ReducerImpl.java | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/sandbox/ctrezzo/Map-Reduce-Java/src/main/java/services/ReducerImpl.java b/sandbox/ctrezzo/Map-Reduce-Java/src/main/java/services/ReducerImpl.java new file mode 100644 index 0000000000..9f733573a7 --- /dev/null +++ b/sandbox/ctrezzo/Map-Reduce-Java/src/main/java/services/ReducerImpl.java @@ -0,0 +1,39 @@ +/* + * 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 services; + +import java.util.Iterator; +import org.osoa.sca.annotations.Reference; + +public class ReducerImpl implements Reducer { + + @Reference + public OutputCollector oCollector2; + + public void reduce(String key, Iterator<Integer> values) { + int sum = 0; + while (values.hasNext()) { + sum += values.next().intValue(); + } + + oCollector2.collect(key, sum); + } + +} |