oracle.ide.net
Class JarIndex

java.lang.Object
  oracle.ide.net.JarIndex

public final class JarIndex

extends java.lang.Object

This is a data structure used to cache entry names that are read from a jar/zip table of contents.

Method Summary

int	dirEntryIndex(java.lang.String entryName)
int	entryIndex(java.lang.String entryName)
byte[]	getBytes(java.lang.String entryName) Returns a byte array with the uncompressed data corresponding to entryName.
java.lang.String[]	getEntries() Fetch a list of all entry names.
JarIndexEntry	getEntryAt(int i)
java.lang.String	getEntryNameAt(int i)
int	getNumEntries() Returns the number of entries in the index.
int	getSize(java.lang.String entryName) Returns the uncompressed size of the specified entry.
long	getTimestamp()
long	getTimestamp(int index)
java.lang.String[]	list(java.lang.String dirEntryName)
java.io.InputStream	openInputStream(java.lang.String entryName) Opens an input stream for the specified entryName.

Methods inherited from class java.lang.Object

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

Method Detail

dirEntryIndex

public int dirEntryIndex(java.lang.String entryName)

entryIndex

public int entryIndex(java.lang.String entryName)

getNumEntries

public int getNumEntries()

Returns the number of entries in the index.

getEntryAt

public JarIndexEntry getEntryAt(int i)

Throws:

java.lang.IndexOutOfBoundsException - if the specified index is less than 0 or greater than or equal to the number of indexed entries.

getEntryNameAt

public java.lang.String getEntryNameAt(int i)

getEntries

public java.lang.String[] getEntries()

Fetch a list of all entry names.

Returns:

an array of all entry names.

getSize

public int getSize(java.lang.String entryName)

Returns the uncompressed size of the specified entry. If the entry does not exist, -1 is returned.

list

public java.lang.String[] list(java.lang.String dirEntryName)

openInputStream

public java.io.InputStream openInputStream(java.lang.String entryName)
                                    throws java.io.IOException

Opens an input stream for the specified entryName. The input stream will contain uncompressed data.

Throws:

java.io.IOException

getBytes

public byte[] getBytes(java.lang.String entryName)
                throws java.io.IOException

Returns a byte array with the uncompressed data corresponding to entryName.

Throws:

java.io.IOException

getTimestamp

public long getTimestamp(int index)

getTimestamp

public long getTimestamp()