org.kepler.objectmanager.cache

Class CacheUtil

java.lang.Object

org.kepler.objectmanager.cache.CacheUtil

public class CacheUtil
extends java.lang.Object

Class that represents an object in the ObjectCache. This class should be extended by each type of object that wants to control its own lifecycle events and serialization events.

Constructor Summary

Constructors

Constructor and Description
CacheUtil()

Method Summary

Modifier and Type	Method and Description
static void	cleanUpDir(java.io.File dir) recursively cleans up the work dir, deleting old files that are no longer needed.
static void	executeSQLCommand(java.lang.String sql) execute a SQL command against the hsql database
static void	writeInputStreamToOutputStream(java.io.InputStream is, java.io.OutputStream os) reads bytes from in InputStream and writes them to an OutputStream.
static void	writeReaderToWriter(java.io.Reader r, java.io.Writer w) writes the bytes in the reader to the writer.

Methods inherited from class java.lang.Object

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

Constructor Detail

CacheUtil

public CacheUtil()

Method Detail

executeSQLCommand

public static void executeSQLCommand(java.lang.String sql)
                              throws java.sql.SQLException,
                                     CacheException

execute a SQL command against the hsql database

Throws:

java.sql.SQLException

CacheException

cleanUpDir

public static void cleanUpDir(java.io.File dir)

recursively cleans up the work dir, deleting old files that are no longer needed.

writeInputStreamToOutputStream

public static void writeInputStreamToOutputStream(java.io.InputStream is,
                                                  java.io.OutputStream os)
                                           throws java.io.IOException

reads bytes from in InputStream and writes them to an OutputStream.

Parameters:

is -

os -

Throws:

java.io.IOException

writeReaderToWriter

public static void writeReaderToWriter(java.io.Reader r,
                                       java.io.Writer w)
                                throws java.io.IOException

writes the bytes in the reader to the writer.

Parameters:

r - the reader

w - the writer

Throws:

java.io.IOException