com.jakewharton.disklrucache
Class DiskLruCache.Editor

java.lang.Object
  com.jakewharton.disklrucache.DiskLruCache.Editor

Enclosing class:

DiskLruCache

public final class DiskLruCache.Editor
extends Object

Edits the values for an entry.

Method Summary

void	abort() Aborts this edit.
void	abortUnlessCommitted()
void	commit() Commits this edit so it is visible to readers.
String	getString(int index) Returns the last committed value as a string, or null if no value has been committed.
InputStream	newInputStream(int index) Returns an unbuffered input stream to read the last committed value, or null if no value has been committed.
OutputStream	newOutputStream(int index) Returns a new unbuffered output stream to write the value at index.
void	set(int index, String value) Sets the value at index to value.

Methods inherited from class java.lang.Object

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

Method Detail

newInputStream

public InputStream newInputStream(int index)
                           throws IOException

Returns an unbuffered input stream to read the last committed value, or null if no value has been committed.

Throws:

IOException

getString

public String getString(int index)
                 throws IOException

Returns the last committed value as a string, or null if no value has been committed.

Throws:

IOException

newOutputStream

public OutputStream newOutputStream(int index)
                             throws IOException

Returns a new unbuffered output stream to write the value at index. If the underlying output stream encounters errors when writing to the filesystem, this edit will be aborted when commit() is called. The returned output stream does not throw IOExceptions.

Throws:

IOException

set

public void set(int index,
                String value)
         throws IOException

Sets the value at index to value.

Throws:

IOException

commit

public void commit()
            throws IOException

Commits this edit so it is visible to readers. This releases the edit lock so another edit may be started on the same key.

Throws:

IOException

abort

public void abort()
           throws IOException

Aborts this edit. This releases the edit lock so another edit may be started on the same key.

Throws:

IOException

abortUnlessCommitted

public void abortUnlessCommitted()