ziver/zutil
1
0
Fork 0
Code Issues Pull requests Activity Actions

changed name of function to turn of GBC in DBBean and some refactoring in the GBC

Browse source
This commit is contained in:
Ziver Koc 2016-01-29 11:12:07 +01:00
parent 7466e02fd9
commit 3f12f5cc45
3 changed files with 29 additions and 25 deletions
Download patch file Download diff file Expand all files Collapse all files

BIN
Zutil.jar
View file

Binary file not shown.

6
src/zutil/db/bean/DBBean.java
View file

@ -449,8 +449,8 @@ public abstract class DBBean {
/**
* This function cancels the internal cache garbage collector in DBBean
*/
public static void cancelGBC(){
DBBeanSQLResultHandler.cancelGBC();
public static void enableBeanGBC(boolean enable){
DBBeanSQLResultHandler.enableBeanGBC(enable);
}
@ -461,5 +461,5 @@ public abstract class DBBean {
/**
* Will be called whenever the bean has been updated from the database.
*/
protected void updatePerformed(){}
protected void postUpdateAction(){}
}

42
src/zutil/db/bean/DBBeanSQLResultHandler.java
View file

@ -116,21 +116,26 @@ public class DBBeanSQLResultHandler<T> implements SQLResultHandler<T>{
this.bean_config = DBBeanConfig.getBeanConfig( cl );
// Initiate DBBeanGarbageCollector
if( timer == null ){
timer = new Timer( true ); // Run as daemon
timer.schedule( new DBBeanGarbageCollector(), 10000, CACHE_TTL );
}
}
/**
* This function cancels the internal cache garbage collector in DBBean
*/
public static void cancelGBC(){
if( timer != null ){
public static void enableBeanGBC(boolean enable){
if(enable){
if( timer == null ){
timer = new Timer( true ); // Run as daemon
timer.schedule( new DBBeanGarbageCollector(), 10000, CACHE_TTL*2 );
}
}
else {
if (timer != null) {
timer.cancel();
timer = null;
}
}
}
/**
* This class acts as an garbage collector that removes old DBBeans
@ -148,27 +153,26 @@ public class DBBeanSQLResultHandler<T> implements SQLResultHandler<T>{
int removed = 0;
long time = System.currentTimeMillis();
Object[] class_keys = cache.keySet().toArray();
for(Object key : class_keys){
if( key == null ) continue;
for(Object classKey : cache.keySet()){
if( classKey == null ) continue;
Map<Long,DBBeanCache> class_cache = cache.get(key);
Object[] bean_keys = class_cache.keySet().toArray();
for(Object sub_key : bean_keys){
if( sub_key == null ) continue;
Map<Long,DBBeanCache> class_cache = cache.get(classKey);
for(Object objKey : class_cache.keySet()){
if( objKey == null ) continue;
DBBeanCache beanCache = class_cache.get(sub_key);
DBBeanCache beanCache = class_cache.get(objKey);
// Check if session is still valid
if( beanCache.timestamp + CACHE_TTL*2 < time ){
class_cache.remove(sub_key);
if( beanCache.timestamp + CACHE_TTL < time ){
class_cache.remove(objKey);
removed++;
logger.finer("Removing old DBBean(id: "+beanCache.bean.getId()+") from cache.");
logger.finer("Removing old DBBean(class: "+beanCache.bean.getClass().getName()
+", id: "+beanCache.bean.getId()+") from cache.");
}
}
}
if( removed > 0 )
logger.info("DBBeanGarbageCollector has cleared "+removed+" beans from cache.");
logger.info("DBBean GarbageCollector has cleared "+removed+" beans from cache.");
}
}
@ -281,7 +285,7 @@ public class DBBeanSQLResultHandler<T> implements SQLResultHandler<T>{
obj.processing_update = false;
}
obj.updatePerformed();
obj.postUpdateAction();
}
/**