/*
* (non-Javadoc)
*
* @see
* org.opendedup.collections.AbstractHashesMap#update(org.opendedup.sdfs
* .filestore.ChunkData)
*/
@Override
public boolean update(ChunkData cm) throws IOException {
this.arlock.lock();
try {
boolean added = false;
if (!this.isClaimed(cm)) {
cm.persistData(true);
added = this.getReadMap(cm.getHash()).update(cm.getHash(), cm.getcPos());
}
if (added) {
this.compactKsz++;
}
return added;
} catch (KeyNotFoundException e) {
return false;
} finally {
this.arlock.unlock();
}
}
@Override
public boolean remove(ChunkData cm) throws IOException {
if (this.isClosed()) {
throw new IOException("hashtable [" + this.fileName + "] is close");
}
Lock l = gcLock.readLock();
l.lock();
try {
if (!this.runningGC && !lbf.mightContain(cm.getHash())) return false;
try {
if (cm.getHash().length == 0) return true;
AbstractShard m = this.getReadMap(cm.getHash());
if (m == null) return false;
if (!m.remove(cm.getHash())) {
return false;
} else {
cm.setmDelete(true);
this.arlock.lock();
try {
if (this.isClosed()) {
throw new IOException("hashtable [" + this.fileName + "] is close");
}
try {
this.kSz.decrementAndGet();
} catch (Exception e) {
}
} finally {
this.arlock.unlock();
}
return true;
}
} catch (Exception e) {
SDFSLogger.getLog().fatal("error getting record", e);
return false;
}
} finally {
l.unlock();
}
}
@Override
public boolean put(ChunkData cm) throws IOException, HashtableFullException {
if (this.isClosed())
throw new HashtableFullException("Hashtable " + this.fileName + " is close");
if (this.kSz.get() >= this.maxSz)
throw new HashtableFullException(
"entries is greater than or equal to the maximum number of entries. You need to expand"
+ "the volume or DSE allocation size");
if (cm.getHash().length != this.FREE.length) throw new IOException("key length mismatch");
if (this.isClosed()) {
throw new IOException("hashtable [" + this.fileName + "] is close");
}
// this.flushFullBuffer();
boolean added = false;
added = this.put(cm, true);
return added;
}
@Override
public boolean put(ChunkData cm, boolean persist) throws IOException, HashtableFullException {
// persist = false;
if (this.isClosed())
throw new HashtableFullException("Hashtable " + this.fileName + " is close");
if (kSz.get() >= this.maxSz) throw new HashtableFullException("maximum sized reached");
boolean added = false;
// if (persist)
// this.flushFullBuffer();
Lock l = gcLock.readLock();
l.lock();
ProgressiveFileByteArrayLongMap bm = null;
try {
// long tm = System.currentTimeMillis();
if (this.getReadMap(cm.getHash()) == null) {
// this.misses.incrementAndGet();
// tm = System.currentTimeMillis() - tm;
if (persist) {
try {
bm = this.getWriteMap();
added = bm.put(cm);
} catch (HashtableFullException e) {
bm.setActive(false);
bm = this.createWriteMap();
added = bm.put(cm);
}
if (added) {
this.lbf.put(cm.getHash());
this.kSz.incrementAndGet();
}
} else {
try {
bm = this.getWriteMap();
added = bm.put(cm.getHash(), cm.getcPos());
this.lbf.put(cm.getHash());
} catch (HashtableFullException e) {
bm.setActive(false);
bm = this.createWriteMap();
added = bm.put(cm.getHash(), cm.getcPos());
this.lbf.put(cm.getHash());
}
}
} else {
// tm = System.currentTimeMillis() - tm;
}
// this.msTr.addAndGet(tm);
} finally {
try {
if (bm != null) {
bm.setActive(true);
this.activeWriteMaps.offer(bm);
}
} catch (Exception e) {
} finally {
l.unlock();
}
}
/*
* this.trs.incrementAndGet(); if(this.trs.get() == 10000) { long tpm =
* 0; if(this.misses.get() > 0) tpm = this.msTr.get()/this.misses.get();
* SDFSLogger.getLog().info("trs=" + this.trs.get() + " misses=" +
* this.misses.get() + " mtm=" + this.msTr.get() + " tpm=" + tpm);
* this.trs.set(0); this.misses.set(0); this.msTr.set(0); }
*/
return added;
}