Package org.apache.tools.ant.types.resources

Class JavaConstantResource

java.lang.Object

org.apache.tools.ant.ProjectComponent

org.apache.tools.ant.types.DataType

org.apache.tools.ant.types.Resource

org.apache.tools.ant.types.resources.AbstractClasspathResource

org.apache.tools.ant.types.resources.JavaConstantResource

All Implemented Interfaces:

Cloneable, Comparable<Resource>, Iterable<Resource>, ResourceCollection

public class JavaConstantResource
extends AbstractClasspathResource

A resource that is a java constant. This lets you extract values off the classpath and use them elsewhere

Since:

Ant 1.7

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.tools.ant.types.resources.AbstractClasspathResource

AbstractClasspathResource.ClassLoaderWithFlag

Field Summary

Fields inherited from class org.apache.tools.ant.types.Resource

MAGIC, UNKNOWN_DATETIME, UNKNOWN_SIZE

Fields inherited from class org.apache.tools.ant.types.DataType

checked, ref

Fields inherited from class org.apache.tools.ant.ProjectComponent

description, location, project

Constructor Summary

Constructors

Constructor	Description
JavaConstantResource()

Method Summary

Modifier and Type	Method	Description
protected InputStream	openInputStream(ClassLoader cl)	open the input stream from a specific classloader

Methods inherited from class org.apache.tools.ant.types.resources.AbstractClasspathResource

createClasspath, dieOnCircularReference, getClassLoader, getClasspath, getInputStream, getLoader, getRef, isExists, setClasspath, setClasspathRef, setLoaderRef, setParentFirst, setRefid

Methods inherited from class org.apache.tools.ant.types.Resource

as, asOptional, clone, compareTo, equals, getLastModified, getMagicNumber, getName, getOutputStream, getSize, hashCode, isDirectory, isFilesystemOnly, iterator, setDirectory, setExists, setLastModified, setName, setSize, size, toLongString, toString

Methods inherited from class org.apache.tools.ant.types.DataType

checkAttributesAllowed, checkChildrenAllowed, circularReference, dieOnCircularReference, dieOnCircularReference, getCheckedRef, getCheckedRef, getCheckedRef, getCheckedRef, getCheckedRef, getDataTypeName, getRefid, invokeCircularReferenceCheck, isChecked, isReference, noChildrenAllowed, pushAndInvokeCircularReferenceCheck, setChecked, tooManyAttributes

Methods inherited from class org.apache.tools.ant.ProjectComponent

getDescription, getLocation, getProject, log, log, setDescription, setLocation, setProject

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Methods inherited from interface org.apache.tools.ant.types.ResourceCollection

isEmpty, stream

Constructor Details

JavaConstantResource

public JavaConstantResource()

Method Details

openInputStream

protected InputStream openInputStream(ClassLoader cl)
                               throws IOException

open the input stream from a specific classloader

Specified by:

openInputStream in class AbstractClasspathResource

Parameters:

cl - the classloader to use. Will be null if the system classloader is used

Returns:

an open input stream for the resource

Throws:

IOException - if an error occurs.