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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (APEXMALHAR-2100) Development of Inner Join Operator using Spillable Datastructures
Date Wed, 03 Aug 2016 08:19:21 GMT

    [ https://issues.apache.org/jira/browse/APEXMALHAR-2100?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15405549#comment-15405549
] 

ASF GitHub Bot commented on APEXMALHAR-2100:
--------------------------------------------

Github user chinmaykolhatkar commented on a diff in the pull request:

    https://github.com/apache/apex-malhar/pull/330#discussion_r73297822
  
    --- Diff: library/src/main/java/com/datatorrent/lib/join/AbstractManagedStateInnerJoinOperator.java
---
    @@ -0,0 +1,354 @@
    +/**
    + * 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 com.datatorrent.lib.join;
    +
    +import java.util.Iterator;
    +import java.util.List;
    +import java.util.Map;
    +import java.util.concurrent.ExecutionException;
    +import java.util.concurrent.Future;
    +
    +import org.joda.time.Duration;
    +import org.slf4j.Logger;
    +import org.slf4j.LoggerFactory;
    +import org.apache.apex.malhar.lib.state.managed.ManagedTimeStateImpl;
    +import org.apache.apex.malhar.lib.state.managed.ManagedTimeStateMultiValue;
    +import org.apache.apex.malhar.lib.state.spillable.Spillable;
    +import org.apache.apex.malhar.lib.state.spillable.SpillableComplexComponent;
    +import org.apache.apex.malhar.lib.utils.serde.Serde;
    +import org.apache.hadoop.fs.Path;
    +import com.google.common.collect.Maps;
    +import com.datatorrent.api.Context;
    +import com.datatorrent.api.DAG;
    +import com.datatorrent.api.Operator;
    +import com.datatorrent.lib.fileaccess.FileAccessFSImpl;
    +import com.datatorrent.netlet.util.Slice;
    +
    +/**
    + * An abstract implementation of inner join operator over Managed state which extends
from
    + * AbstractInnerJoinOperator.
    + *
    + * <b>Properties:</b><br>
    + * <b>noOfBuckets</b>: Number of buckets required for Managed state. <br>
    + * <b>bucketSpanTime</b>: Indicates the length of the time bucket. <br>
    + */
    +@org.apache.hadoop.classification.InterfaceStability.Evolving
    +public abstract class AbstractManagedStateInnerJoinOperator<K,T> extends AbstractInnerJoinOperator<K,T>
implements
    +    Operator.CheckpointNotificationListener, Operator.CheckpointListener,Operator.IdleTimeHandler
    --- End diff --
    
    CheckpointListener is deprecated, please use CheckpointNotificationListener instead.


> Development of Inner Join Operator using Spillable Datastructures
> -----------------------------------------------------------------
>
>                 Key: APEXMALHAR-2100
>                 URL: https://issues.apache.org/jira/browse/APEXMALHAR-2100
>             Project: Apache Apex Malhar
>          Issue Type: Task
>            Reporter: Chaitanya
>            Assignee: Chaitanya
>




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