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More porting prep, tune up invalidates and touches

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This commit is contained in:
Mike Primm 2012-01-09 00:58:37 +08:00 • committed by mikeprimm
parent 42418edf1f
commit 3db079f90f
10 changed files with 135 additions and 88 deletions
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28
src/main/java/org/dynmap/utils/SnapshotCache.java
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@ -67,6 +67,34 @@ public class SnapshotCache {
}
processRefQueue();
}
/**
* Invalidate cached snapshot, if in cache
*/
public void invalidateSnapshot(String w, int x, int y, int z) {
String key = getKey(w, x>>4, z>>4);
CacheRec rec = snapcache.remove(key);
if(rec != null) {
snapcache.reverselookup.remove(rec.ref);
rec.ref.clear();
}
processRefQueue();
}
/**
* Invalidate cached snapshot, if in cache
*/
public void invalidateSnapshot(String w, int x0, int y0, int z0, int x1, int y1, int z1) {
for(int xx = (x0>>4); xx <= (x1>>4); xx++) {
for(int zz = (z0>>4); zz <= (z1>>4); zz++) {
String key = getKey(w, xx, zz);
CacheRec rec = snapcache.remove(key);
if(rec != null) {
snapcache.reverselookup.remove(rec.ref);
rec.ref.clear();
}
}
}
processRefQueue();
}
/**
* Look for chunk snapshot in cache
*/