org.objectweb.cjdbc.controller.cache.result.entries
Class ResultCacheEntryRelaxed

java.lang.Object
  org.objectweb.cjdbc.controller.cache.result.entries.ResultCacheEntry
      org.objectweb.cjdbc.controller.cache.result.entries.ResultCacheEntryRelaxed

All Implemented Interfaces:

CacheEntry

public class ResultCacheEntryRelaxed

extends ResultCacheEntry

A CacheEntry that is to be recognized as Relaxed entry.

Version:

1.0

Author:

Nicolas Modrzyk , Emmanuel Cecchet

Field Summary

private long	deadline
private boolean	keepIfNotDirty
private long	timeout

Fields inherited from class org.objectweb.cjdbc.controller.cache.result.entries.ResultCacheEntry

request, result, state

Fields inherited from interface org.objectweb.cjdbc.controller.cache.result.entries.CacheEntry

CACHE_DIRTY, CACHE_INVALID, CACHE_VALID, NO_DEADLINE

Constructor Summary

ResultCacheEntryRelaxed(SelectRequest request, ControllerResultSet result, long timeout, boolean keepIfNotDirty)
Create a new Relaxed Query Cache entry

Method Summary

long	getDeadline() Get the expiration deadline
boolean	getKeepIfNotDirty() Should the entry must be kept in the cache if the entry is not dirty once the timeout has expired.
long	getTimeout() Get the timeout for this entry.
java.lang.String	getType() Get the type of this entry as a string
void	invalidate() Invalidates this cache entry (removes the ResultSet and turn state to CacheEntry.CACHE_INVALID).
void	setDeadline(long deadline) Set the expiration deadline
java.lang.String[]	toStringTable() Get data about this entry

Methods inherited from class org.objectweb.cjdbc.controller.cache.result.entries.ResultCacheEntry

getNext, getPrev, getRequest, getResult, getSizeOfResult, getState, isDirty, isValid, markDirty, setNext, setPrev, setResult, setValid

Methods inherited from class java.lang.Object

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

Field Detail

timeout

private long timeout

deadline

private long deadline

keepIfNotDirty

private boolean keepIfNotDirty

Constructor Detail

ResultCacheEntryRelaxed

public ResultCacheEntryRelaxed(SelectRequest request,
                               ControllerResultSet result,
                               long timeout,
                               boolean keepIfNotDirty)

Create a new Relaxed Query Cache entry

Parameters:

request - Select request to cache

result - ResultSet to cache

timeout - timeout in ms for this entry

keepIfNotDirty - true if entry must be kept in cache if not dirty once timeout has expired

Method Detail

invalidate

public void invalidate()

Description copied from class: ResultCacheEntry

Invalidates this cache entry (removes the ResultSet and turn state to CacheEntry.CACHE_INVALID).

Specified by:

invalidate in interface CacheEntry

Specified by:

invalidate in class ResultCacheEntry

See Also:

ResultCacheEntry.invalidate()

getType

public java.lang.String getType()

Description copied from class: ResultCacheEntry

Get the type of this entry as a string

Specified by:

getType in interface CacheEntry

Specified by:

getType in class ResultCacheEntry

Returns:

NoCache or Eager or Relaxed

See Also:

ResultCacheEntry.getType()

getDeadline

public long getDeadline()

Get the expiration deadline

Returns:

the expiration deadline

setDeadline

public void setDeadline(long deadline)

Set the expiration deadline

Parameters:

deadline - time in ms relative to current time

getTimeout

public long getTimeout()

Get the timeout for this entry.

Returns:

timeout in ms

toStringTable

public java.lang.String[] toStringTable()

Description copied from class: ResultCacheEntry

Get data about this entry

Specified by:

toStringTable in interface CacheEntry

Specified by:

toStringTable in class ResultCacheEntry

Returns:

an array [request,type,status(valid,notvalid,dirty),deadLine]

See Also:

ResultCacheEntry.toStringTable()

getKeepIfNotDirty

public boolean getKeepIfNotDirty()

Should the entry must be kept in the cache if the entry is not dirty once the timeout has expired.

Returns:

true if yes