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Minor improvements and fixes

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This commit is contained in:
Christian Basler
2016-09-05 19:35:36 +02:00
parent dad05d835b
commit a240606909
5 changed files with 27 additions and 17 deletions
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27
core/src/main/java/ch/dissem/bitmessage/factory/BufferPool.java
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@ -47,14 +47,14 @@ class BufferPool {
}
public synchronized ByteBuffer allocate(int capacity) {
for (Map.Entry<Integer, Stack<ByteBuffer>> e : pools.entrySet()) {
if (e.getKey() >= capacity && !e.getValue().isEmpty()) {
return e.getValue().pop();
}
}
Integer targetSize = getTargetSize(capacity);
LOG.debug("Creating new buffer of size " + targetSize);
return ByteBuffer.allocate(targetSize);
Stack<ByteBuffer> pool = pools.get(targetSize);
if (pool.isEmpty()) {
LOG.trace("Creating new buffer of size " + targetSize);
return ByteBuffer.allocate(targetSize);
} else {
return pool.pop();
}
}
/**
@ -64,21 +64,22 @@ class BufferPool {
*/
public synchronized ByteBuffer allocateHeaderBuffer() {
Stack<ByteBuffer> pool = pools.get(HEADER_SIZE);
if (!pool.isEmpty()) {
return pool.pop();
} else {
if (pool.isEmpty()) {
return ByteBuffer.allocate(HEADER_SIZE);
} else {
return pool.pop();
}
}
public synchronized void deallocate(ByteBuffer buffer) {
buffer.clear();
if (!pools.keySet().contains(buffer.capacity())) {
Stack<ByteBuffer> pool = pools.get(buffer.capacity());
if (pool == null) {
throw new IllegalArgumentException("Illegal buffer capacity " + buffer.capacity() +
" one of " + pools.keySet() + " expected.");
} else {
pool.push(buffer);
}
pools.get(buffer.capacity()).push(buffer);
}
private Integer getTargetSize(int capacity) {