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[159683] Added a few comments and fixed a couple of warnings while reviewing changes.

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This commit is contained in:
Pawel Piech 2007-09-07 15:42:51 +00:00
parent a89a6117aa
commit 0f827f7b2b
1 changed files with 85 additions and 70 deletions
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33
plugins/org.eclipse.dd.dsf.ui/src/org/eclipse/dd/dsf/ui/viewmodel/update/VMCache.java
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@ -48,9 +48,9 @@ public abstract class VMCache
protected HashMap<IDMContext<?>, IDMData> fDataArchive = fData;
public HashMap[] getCacheData()
public HashMap<?,?>[] getCacheData()
{
return new HashMap[] { fHasChildren, fChildrenCounts, fChildren, fData, fDataArchive };
return new HashMap<?,?>[] { fHasChildren, fChildrenCounts, fChildren, fData, fDataArchive };
}
public VMCache()
@ -58,17 +58,19 @@ public abstract class VMCache
}
// Suppress warnings related to the lost type information in getCacheData()
@SuppressWarnings("unchecked")
public VMCache(VMCache oldCache)
{
if(oldCache != null)
{
HashMap oldCacheData[] = oldCache.getCacheData();
HashMap<?,?> oldCacheData[] = oldCache.getCacheData();
fHasChildren = oldCacheData[0];
fChildrenCounts = oldCacheData[1];
fChildren = oldCacheData[2];
fData = oldCacheData[3];
fDataArchive = oldCacheData[4];
fHasChildren = (HashMap<Object, Boolean>)oldCacheData[0];
fChildrenCounts = (HashMap<Object, Integer>)oldCacheData[1];
fChildren = (HashMap<Object, HashMap<Integer,Object>>)oldCacheData[2];
fData = (HashMap<IDMContext<?>, IDMData>)oldCacheData[3];
fDataArchive = (HashMap<IDMContext<?>, IDMData>)oldCacheData[4];
}
}
@ -82,11 +84,22 @@ public abstract class VMCache
fHasChildren.clear();
}
/**
* Returns whether the data in this cache should used when servicing
* view updates. If this method returns false all updates will be
* sent to the view model, although the retrieved data should still
* be stored in the cache if {@link #isCacheWriteEnabled()} returns true.
* @return
*/
protected boolean isCacheReadEnabled()
{
return true;
}
/**
* Returns true if data retrieved from the view model should be cached.
* If this returns false, then the state of the cache is frozen.
*/
protected boolean isCacheWriteEnabled()
{
return true;
@ -266,7 +279,9 @@ public abstract class VMCache
for(int i = 0; i < updates.length; i++)
{
final IChildrenUpdate update = updatesEntirelyMissingFromCache.elementAt(i);
updates[i] = new VMElementsUpdate(update, update.getOffset(), update.getLength(),
updates[i] =
new VMElementsUpdate(
update, update.getOffset(), update.getLength(),
new DataRequestMonitor<List<Object>>(fExecutor, null)
{
@Override