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groovyx.gpars.dataflow.operator
[Java] Class FilterClosure

java.lang.Object
  groovy.lang.GroovyObjectSupport
      groovy.lang.Closure
          groovyx.gpars.dataflow.operator.FilterClosure

public final class FilterClosure
extends groovy.lang.Closure

Used by the filter() method to wrap the supplied closure and use it for filtering data. This wrapper closure returns the original data, if the supplied function returns true. A NullObject.getNullObject() value is return to indicate the current piece of data should be filtered out.

Authors:
Vaclav Pech

Field Summary
private static java.lang.Class[] PARAMETER_TYPES

private groovy.lang.Closure wiseMan

 
Fields inherited from class groovy.lang.Closure
OWNER_FIRST, DELEGATE_FIRST, OWNER_ONLY, DELEGATE_ONLY, TO_SELF, DONE, SKIP, IDENTITY
 
Constructor Summary
FilterClosure(groovy.lang.Closure wiseMan)

 
Method Summary
java.lang.Object call(java.lang.Object arguments)

java.lang.Object call(java.lang.Object... args)

java.lang.Object call()

int getMaximumNumberOfParameters()

java.lang.Class[] getParameterTypes()

 
Methods inherited from class groovy.lang.Closure
groovy.lang.Closure#run(), groovy.lang.Closure#setProperty(java.lang.String, java.lang.Object), groovy.lang.Closure#getProperty(java.lang.String), groovy.lang.Closure#clone(), groovy.lang.Closure#getParameterTypes(), groovy.lang.Closure#setDelegate(java.lang.Object), groovy.lang.Closure#getOwner(), groovy.lang.Closure#leftShift(java.lang.Object), groovy.lang.Closure#leftShift(groovy.lang.Closure), groovy.lang.Closure#rightShift(groovy.lang.Closure), groovy.lang.Closure#call(java.lang.Object), groovy.lang.Closure#call([Ljava.lang.Object;), groovy.lang.Closure#call(), groovy.lang.Closure#setResolveStrategy(int), groovy.lang.Closure#getMaximumNumberOfParameters(), groovy.lang.Closure#getResolveStrategy(), groovy.lang.Closure#getThisObject(), groovy.lang.Closure#getDelegate(), groovy.lang.Closure#getDirective(), groovy.lang.Closure#setDirective(int), groovy.lang.Closure#isCase(java.lang.Object), groovy.lang.Closure#asWritable(), groovy.lang.Closure#curry([Ljava.lang.Object;), groovy.lang.Closure#curry(java.lang.Object), groovy.lang.Closure#rcurry(java.lang.Object), groovy.lang.Closure#rcurry([Ljava.lang.Object;), groovy.lang.Closure#ncurry(int, [Ljava.lang.Object;), groovy.lang.Closure#ncurry(int, java.lang.Object), groovy.lang.Closure#memoize(), groovy.lang.Closure#memoizeAtMost(int), groovy.lang.Closure#memoizeAtLeast(int), groovy.lang.Closure#memoizeBetween(int, int), groovy.lang.Closure#trampoline(), groovy.lang.Closure#trampoline([Ljava.lang.Object;), groovy.lang.Closure#dehydrate(), groovy.lang.Closure#rehydrate(java.lang.Object, java.lang.Object, java.lang.Object), groovy.lang.Closure#getMetaClass(), groovy.lang.Closure#setMetaClass(groovy.lang.MetaClass), groovy.lang.Closure#invokeMethod(java.lang.String, java.lang.Object), groovy.lang.Closure#wait(long), groovy.lang.Closure#wait(), groovy.lang.Closure#wait(long, int), groovy.lang.Closure#equals(java.lang.Object), groovy.lang.Closure#toString(), groovy.lang.Closure#hashCode(), groovy.lang.Closure#getClass(), groovy.lang.Closure#notify(), groovy.lang.Closure#notifyAll()
 
Methods inherited from class groovy.lang.GroovyObjectSupport
groovy.lang.GroovyObjectSupport#setProperty(java.lang.String, java.lang.Object), groovy.lang.GroovyObjectSupport#getProperty(java.lang.String), groovy.lang.GroovyObjectSupport#getMetaClass(), groovy.lang.GroovyObjectSupport#setMetaClass(groovy.lang.MetaClass), groovy.lang.GroovyObjectSupport#invokeMethod(java.lang.String, java.lang.Object), groovy.lang.GroovyObjectSupport#wait(long), groovy.lang.GroovyObjectSupport#wait(), groovy.lang.GroovyObjectSupport#wait(long, int), groovy.lang.GroovyObjectSupport#equals(java.lang.Object), groovy.lang.GroovyObjectSupport#toString(), groovy.lang.GroovyObjectSupport#hashCode(), groovy.lang.GroovyObjectSupport#getClass(), groovy.lang.GroovyObjectSupport#notify(), groovy.lang.GroovyObjectSupport#notifyAll()
 

Field Detail

PARAMETER_TYPES

private static final java.lang.Class[] PARAMETER_TYPES

wiseMan

private final groovy.lang.Closure wiseMan

 
Constructor Detail

FilterClosure

public FilterClosure(groovy.lang.Closure wiseMan)

 
Method Detail

call

@Override
public java.lang.Object call(java.lang.Object arguments)

call

@SuppressWarnings({"OverloadedVarargsMethod"})
@Override
public java.lang.Object call(java.lang.Object... args)

call

@Override
public java.lang.Object call()

getMaximumNumberOfParameters

@Override
public int getMaximumNumberOfParameters()

getParameterTypes

@SuppressWarnings({"ReturnOfCollectionOrArrayField"})
@Override
public java.lang.Class[] getParameterTypes()

 

Copyright © 2008–2012 Václav Pech. All Rights Reserved.