Package org.apache.openjpa.lib.meta

Class JarFileURLMetaDataIterator

java.lang.Object

org.apache.openjpa.lib.meta.JarFileURLMetaDataIterator

All Implemented Interfaces:

MetaDataFilter.Resource, MetaDataIterator, Closeable

public class JarFileURLMetaDataIterator
extends java.lang.Object
implements MetaDataIterator, MetaDataFilter.Resource

Iterator over all metadata resources in a given resource addressed by a jar:file URL.

Constructor Summary

Constructors

Constructor	Description
JarFileURLMetaDataIterator(java.net.URL url, MetaDataFilter filter)

Method Summary

Modifier and Type	Method	Description
void	close()	Close the resources used by this iterator.
byte[]	getContent()	Resource content.
java.io.File	getFile()	Return the last-iterated metadata resource content as a file, or null if not an extant file.
java.io.InputStream	getInputStream()	Return the last-iterated metadata resource content as a stream.
java.lang.String	getName()	The name of the resource.
boolean	hasNext()	Return whether there is another resource to iterate over.
java.lang.Object	next()	Return the next metadata resource.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

JarFileURLMetaDataIterator

public JarFileURLMetaDataIterator(java.net.URL url,
                                  MetaDataFilter filter)
                           throws java.io.IOException

Throws:

java.io.IOException

Method Detail

hasNext

public boolean hasNext()
                throws java.io.IOException

Return whether there is another resource to iterate over.

Specified by:

hasNext in interface MetaDataIterator

Throws:

java.io.IOException

next

public java.lang.Object next()
                      throws java.io.IOException

Return the next metadata resource.

Specified by:

next in interface MetaDataIterator

Throws:

java.io.IOException

getInputStream

public java.io.InputStream getInputStream()
                                   throws java.io.IOException

Return the last-iterated metadata resource content as a stream.

Specified by:

getInputStream in interface MetaDataIterator

Throws:

java.io.IOException

getFile

public java.io.File getFile()
                     throws java.io.IOException

Return the last-iterated metadata resource content as a file, or null if not an extant file.

Specified by:

getFile in interface MetaDataIterator

Throws:

java.io.IOException

close

public void close()

Close the resources used by this iterator.

Specified by:

close in interface Closeable

Specified by:

close in interface MetaDataIterator

getName

public java.lang.String getName()

The name of the resource.

Specified by:

getName in interface MetaDataFilter.Resource

getContent

public byte[] getContent()
                  throws java.io.IOException

Resource content.

Specified by:

getContent in interface MetaDataFilter.Resource

Throws:

java.io.IOException