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From tushargosavi <...@git.apache.org>
Subject [GitHub] incubator-apex-malhar pull request: MLHR-1838 added parser and for...
Date Fri, 09 Oct 2015 06:01:42 GMT
Github user tushargosavi commented on a diff in the pull request:

    https://github.com/apache/incubator-apex-malhar/pull/22#discussion_r41599910
  
    --- Diff: contrib/src/main/java/com/datatorrent/contrib/schema/formatter/Formatter.java
---
    @@ -0,0 +1,98 @@
    +/**
    + * 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.contrib.schema.formatter;
    +
    +import org.apache.hadoop.classification.InterfaceStability;
    +
    +import com.datatorrent.api.Context;
    +import com.datatorrent.api.Context.PortContext;
    +import com.datatorrent.api.DefaultInputPort;
    +import com.datatorrent.api.DefaultOutputPort;
    +import com.datatorrent.api.Operator.ActivationListener;
    +import com.datatorrent.api.annotation.InputPortFieldAnnotation;
    +import com.datatorrent.api.annotation.OutputPortFieldAnnotation;
    +import com.datatorrent.common.util.BaseOperator;
    +import com.datatorrent.contrib.converter.Converter;
    +
    +/**
    + * Abstract class that implements Converter interface.
    + * This is a schema enabled Formatter
    + * <br>
    + * Sub classes need to implement the convert method
    + * <br>
    + * <b>Port Interface</b><br>
    + * <b>in</b>: expects &lt;Object&gt; this is a schema enabled port<br>
    + * <b>out</b>: emits &lt;OUTPUT&gt; <br>
    + * <b>err</b>: emits &lt;Object&gt; error port that emits input tuple
that could not be converted<br>
    + * <br>
    + * @displayName Parser
    + * @tags parser converter
    + * @param <INPUT>
    + */
    +@InterfaceStability.Evolving
    +public abstract class Formatter <OUTPUT> extends BaseOperator implements Converter<Object,OUTPUT>,ActivationListener<Context>
    +{
    +  protected transient Class<?> clazz;
    + 
    +  @OutputPortFieldAnnotation
    +  public transient DefaultOutputPort<OUTPUT> out = new DefaultOutputPort<OUTPUT>();
    +  
    +  
    --- End diff --
    
    To many new lines.


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