Class ExtendSelector
java.lang.Object
org.apache.tools.ant.ProjectComponent
org.apache.tools.ant.types.DataType
org.apache.tools.ant.types.selectors.BaseSelector
org.apache.tools.ant.types.selectors.ExtendSelector
- All Implemented Interfaces:
java.lang.Cloneable
,ResourceSelector
,FileSelector
public class ExtendSelector extends BaseSelector
Selector that selects files by forwarding the request on to other classes.
- Since:
- 1.5
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Field Summary
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Constructor Summary
Constructors Constructor Description ExtendSelector()
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Method Summary
Modifier and Type Method Description void
addParam(Parameter p)
Create new parameters to pass to custom selector.Path
createClasspath()
Specify the classpath to use to load the Selector (nested element).Path
getClasspath()
Get the classpathboolean
isSelected(java.io.File basedir, java.lang.String filename, java.io.File file)
Allows the custom selector to choose whether to select a file.void
selectorCreate()
Instantiates the identified custom selector class.void
setClassname(java.lang.String classname)
Sets the classname of the custom selector.void
setClasspath(Path classpath)
Set the classpath to load the classname specified using an attribute.void
setClasspathref(Reference r)
Set the classpath to use for loading a custom selector by using a reference.void
verifySettings()
These are errors specific to ExtendSelector only.Methods inherited from class org.apache.tools.ant.types.selectors.BaseSelector
getError, setError, setError, validate
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
Methods inherited from class org.apache.tools.ant.ProjectComponent
getDescription, getLocation, getProject, log, log, setDescription, setLocation, setProject
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Constructor Details
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ExtendSelector
public ExtendSelector()
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Method Details
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setClassname
public void setClassname(java.lang.String classname)Sets the classname of the custom selector.- Parameters:
classname
- is the class which implements this selector
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selectorCreate
public void selectorCreate()Instantiates the identified custom selector class. -
addParam
Create new parameters to pass to custom selector.- Parameters:
p
- The new Parameter object
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setClasspath
Set the classpath to load the classname specified using an attribute.- Parameters:
classpath
- the classpath to use
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createClasspath
Specify the classpath to use to load the Selector (nested element).- Returns:
- a classpath to be configured
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getClasspath
Get the classpath- Returns:
- the classpath
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setClasspathref
Set the classpath to use for loading a custom selector by using a reference.- Parameters:
r
- a reference to the classpath
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verifySettings
public void verifySettings()These are errors specific to ExtendSelector only. If there are errors in the custom selector, it should throw a BuildException when isSelected() is called.- Overrides:
verifySettings
in classBaseSelector
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isSelected
public boolean isSelected(java.io.File basedir, java.lang.String filename, java.io.File file) throws BuildExceptionAllows the custom selector to choose whether to select a file. This is also where the Parameters are passed to the custom selector, since we know we must have them all by now. And since we must know both classpath and classname, creating the class is deferred to here as well.- Specified by:
isSelected
in interfaceFileSelector
- Specified by:
isSelected
in classBaseSelector
- Parameters:
basedir
- The the base directory.filename
- The name of the file to check.file
- A File object for this filename.- Returns:
- whether the file should be selected or not.
- Throws:
BuildException
- if an error occurs.
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