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Fix tile render timmes, split out utility class

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This commit is contained in:
Mike Primm 2011-07-08 00:40:52 -05:00
parent 9afe25b449
commit 137b6af6d5
4 changed files with 34 additions and 19 deletions
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15
src/main/java/org/dynmap/TileHashManager.java
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@ -2,11 +2,11 @@ package org.dynmap;
import java.io.File;
import java.io.RandomAccessFile;
import java.util.Arrays;
import java.util.LinkedHashMap;
import java.util.Map;
import java.io.IOException;
import java.util.zip.CRC32;
import org.dynmap.utils.LRULinkedHashMap;
/**
* Image hash code manager - used to reduce compression and notification of updated tiles that do not actually yield new content
*
@ -97,17 +97,6 @@ public class TileHashManager {
}
}
public static class LRULinkedHashMap<T, K> extends LinkedHashMap<T, K> {
private int limit;
public LRULinkedHashMap(int lim) {
super(16, (float)0.75, true);
limit = lim;
}
protected boolean removeEldestEntry(Map.Entry<T, K> last) {
return(size() >= limit);
}
}
private static final int MAX_CACHED_TILEHASHFILES = 25;
private Object lock = new Object();
private LRULinkedHashMap<TileHashFile, byte[]> tilehash = new LRULinkedHashMap<TileHashFile, byte[]>(MAX_CACHED_TILEHASHFILES);