Class ResourceComparator
- java.lang.Object
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- org.apache.tools.ant.ProjectComponent
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- org.apache.tools.ant.types.DataType
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- org.apache.tools.ant.types.resources.comparators.ResourceComparator
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- All Implemented Interfaces:
java.lang.Cloneable
,java.util.Comparator<Resource>
- Direct Known Subclasses:
Content
,Date
,DelegatedResourceComparator
,Exists
,FileSystem
,Name
,Reverse
,Size
,Type
public abstract class ResourceComparator extends DataType implements java.util.Comparator<Resource>
Abstract Resource Comparator.- Since:
- Ant 1.7
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Field Summary
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Fields inherited from class org.apache.tools.ant.ProjectComponent
description, location, project
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Constructor Summary
Constructors Constructor Description ResourceComparator()
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Method Summary
All Methods Instance Methods Abstract Methods Concrete Methods Modifier and Type Method Description int
compare(Resource foo, Resource bar)
Compare two objects.boolean
equals(java.lang.Object o)
Test for equality with this ResourceComparator.int
hashCode()
Hashcode based on the rules for equality.protected abstract int
resourceCompare(Resource foo, Resource bar)
Compare two Resources.-
Methods inherited from class org.apache.tools.ant.types.DataType
checkAttributesAllowed, checkChildrenAllowed, circularReference, clone, dieOnCircularReference, dieOnCircularReference, dieOnCircularReference, getCheckedRef, getCheckedRef, getCheckedRef, getCheckedRef, getCheckedRef, getDataTypeName, getRefid, invokeCircularReferenceCheck, isChecked, isReference, noChildrenAllowed, pushAndInvokeCircularReferenceCheck, setChecked, setRefid, tooManyAttributes, toString
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Methods inherited from class org.apache.tools.ant.ProjectComponent
getDescription, getLocation, getProject, log, log, setDescription, setLocation, setProject
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Method Detail
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compare
public final int compare(Resource foo, Resource bar)
Compare two objects.- Specified by:
compare
in interfacejava.util.Comparator<Resource>
- Parameters:
foo
- the first Object.bar
- the second Object.- Returns:
- a negative integer, zero, or a positive integer as the first argument is less than, equal to, or greater than the second.
- Throws:
java.lang.ClassCastException
- if either argument is null.
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equals
public boolean equals(java.lang.Object o)
Test for equality with this ResourceComparator.- Specified by:
equals
in interfacejava.util.Comparator<Resource>
- Overrides:
equals
in classjava.lang.Object
- Parameters:
o
- the Object to compare against.- Returns:
- true if the specified Object equals this one.
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hashCode
public int hashCode()
Hashcode based on the rules for equality.- Overrides:
hashCode
in classjava.lang.Object
- Returns:
- a hashcode.
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resourceCompare
protected abstract int resourceCompare(Resource foo, Resource bar)
Compare two Resources.- Parameters:
foo
- the first Resource.bar
- the second Resource.- Returns:
- a negative integer, zero, or a positive integer as the first argument is less than, equal to, or greater than the second.
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