Package cascading.operation.aggregator

Examples of cascading.operation.aggregator.Count

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    pipe = new Each( pipe, new Fields( "method" ), AssertionLevel.STRICT, new AssertMatches( "^POST" ) );

    pipe = new GroupBy( pipe, new Fields( "method" ) );

    pipe = new Every( pipe, new Count(), new Fields( "method", "count" ) ); // count is a long value

    pipe = new Each( pipe, new Fields( "count" ), AssertionLevel.STRICT, new AssertEquals( 7L ) );

    Flow flow = getPlatform().getFlowConnector().connect( source, sink, pipe );
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    pipe = new Each( pipe, new Fields( "method" ), AssertionLevel.STRICT, new AssertMatches( "^POST" ) );

    pipe = new GroupBy( pipe, new Fields( "method" ) );

    pipe = new Every( pipe, new Count(), new Fields( "method", "count" ) ); // count is a long value

    pipe = new Each( pipe, new Fields( "count" ), AssertionLevel.STRICT, new AssertEquals( 0L ) );

    Flow flow = getPlatform().getFlowConnector().connect( source, sink, pipe );
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    pipe = new Each( pipe, new Fields( "method" ), setLevel, new AssertMatches( "^POST" ) );

    pipe = new GroupBy( pipe, new Fields( "method" ) );

    pipe = new Every( pipe, new Count(), new Fields( "method", "count" ) ); // count is a long value

    pipe = new Each( pipe, new Fields( "count" ), setLevel, new AssertEquals( 0L ) );

    Map<Object, Object> properties = getPlatform().getProperties();
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    pipe = new Each( pipe, new Fields( "method" ), AssertionLevel.STRICT, new AssertMatches( "^POST" ) );

    pipe = new GroupBy( pipe, new Fields( "method" ) );

    pipe = new Every( pipe, new Count(), new Fields( "method", "count" ) ); // count is a long value

    pipe = new Every( pipe, AssertionLevel.STRICT, new AssertGroupSizeEquals( 7L ) );

    Flow flow = getPlatform().getFlowConnector().connect( source, sink, pipe );
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    pipe = new Each( pipe, new Fields( "method" ), AssertionLevel.STRICT, new AssertMatches( "^POST" ) );

    pipe = new GroupBy( pipe, new Fields( "method" ) );

    pipe = new Every( pipe, new Count(), new Fields( "method", "count" ) ); // count is a long value

    pipe = new Every( pipe, AssertionLevel.STRICT, new AssertGroupSizeEquals( 0L ) );

    Flow flow = getPlatform().getFlowConnector().connect( source, sink, pipe );
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    pipe = new Each( pipe, new Fields( "method" ), setLevel, new AssertMatches( "^POST" ) );

    pipe = new GroupBy( pipe, new Fields( "method" ) );

    pipe = new Every( pipe, new Count(), new Fields( "method", "count" ) ); // count is a long value

    pipe = new Every( pipe, setLevel, new AssertGroupSizeEquals( 0L ) );

    Map<Object, Object> properties = getPlatform().getProperties();
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  @Test
  public void testName()
    {
    Pipe count = new Pipe( "count" );
    Pipe pipe = new GroupBy( count, new Fields( 1 ) );
    pipe = new Every( pipe, new Fields( 1 ), new Count(), new Fields( 0, 1 ) );

    assertEquals( "not equal: count.getName()", "count", count.getName() );
    assertEquals( "not equal: pipe.getName()", "count", pipe.getName() );

    pipe = new Each( count, new Fields( 1 ), new RegexSplitter( Fields.size( 2 ) ) );
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    sources.put( "count", new Hfs( new TextLine( new Fields( "first", "second" ) ), "input/path" ) );
    sinks.put( "count", new Hfs( new TextLine( new Fields( 0, 1 ) ), "output/path" ) );

    Pipe pipe = new Pipe( "count" );
    pipe = new GroupBy( pipe, new Fields( 1 ) );
    pipe = new Every( pipe, new Fields( 1 ), new Count(), new Fields( 0, 1 ) );

    List steps = getPlatform().getFlowConnector().connect( sources, sinks, pipe ).getFlowSteps();

    assertEquals( "wrong size", 1, steps.size() );
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    Pipe pipe = new Pipe( "count" );
    pipe = new Each( pipe, new Fields( 1 ), new Identity(), new Fields( 2 ) ); // in:second out:all
    pipe = new Each( pipe, new Fields( 0 ), new Identity( new Fields( "_all" ) ), new Fields( 1 ) ); // in:all out:_all
    pipe = new GroupBy( pipe, new Fields( 0 ) ); // in:_all out:_all
    pipe = new Every( pipe, new Fields( 0 ), new Count(), new Fields( 0, 1 ) ); // in:_all out:_all,count

    List steps = getPlatform().getFlowConnector().connect( sources, sinks, pipe ).getFlowSteps();

    assertEquals( "wrong size", 1, steps.size() );
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    sources.put( "count", new Hfs( new TextLine( new Fields( "first", "second" ) ), "input/path" ) );
    sinks.put( "count", new Hfs( new TextLine( new Fields( 0, 1 ) ), "output/path" ) );

    Pipe pipe = new Pipe( "count" );
    pipe = new Each( pipe, new Identity() );
    pipe = new Every( pipe, new Fields( 1 ), new Count(), new Fields( 0, 1 ) );

    try
      {
      Flow flow = getPlatform().getFlowConnector().connect( sources, sinks, pipe );
      fail( "did not throw flow exception" );
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Related Classes of cascading.operation.aggregator.Count

  • cascading.BasicPipesPlatformTest
  • cascading.BasicTrapPlatformTest
  • cascading.BufferPipesPlatformTest
  • cascading.CoGroupFieldedPipesPlatformTest
  • cascading.FieldedPipesPlatformTest
  • cascading.flow.AssemblyPlannerPlatformTest
  • cascading.flow.FlowStrategiesPlatformTest
  • cascading.flow.hadoop.BuildJobsHadoopPlatformTest
  • cascading.flow.ResolverExceptionsPlatformTest
  • cascading.JoinFieldedPipesPlatformTest
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