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* Tunnel: Concurrentify HashSetIVValidator

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zzz
2009-08-26 22:18:15 +00:00
parent 7973f2e8b9
commit 93d366fea1
1 changed files with 6 additions and 8 deletions
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14
router/java/src/net/i2p/router/tunnel/HashSetIVValidator.java
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@ -1,18 +1,19 @@
package net.i2p.router.tunnel;
import java.util.HashSet;
import java.util.Set;
import net.i2p.data.ByteArray;
import net.i2p.data.DataHelper;
import net.i2p.util.ConcurrentHashSet;
/**
* waste lots of RAM
*/
class HashSetIVValidator implements IVValidator {
private final HashSet _received;
private final Set<ByteArray> _received;
public HashSetIVValidator() {
_received = new HashSet();
_received = new ConcurrentHashSet();
}
public boolean receiveIV(byte ivData[], int ivOffset, byte payload[], int payloadOffset) {
@ -21,10 +22,7 @@ class HashSetIVValidator implements IVValidator {
byte iv[] = new byte[HopProcessor.IV_LENGTH];
DataHelper.xor(ivData, ivOffset, payload, payloadOffset, iv, 0, HopProcessor.IV_LENGTH);
ByteArray ba = new ByteArray(iv);
boolean isNew = false;
synchronized (_received) {
isNew = _received.add(ba);
}
boolean isNew = _received.add(ba);
return isNew;
}
}
}