@Override
protected void overflow() {
final int minCapacity = this.buf.length + 1;
final int oldCapacity = this.buf.length;
int newCapacity = oldCapacity << 1;
if (newCapacity < minCapacity) newCapacity = minCapacity;
if (newCapacity < 0) {
if (minCapacity < 0)
throw new OutOfMemoryError("Tried to expand buffer size beyond integer max");
newCapacity = Integer.MAX_VALUE;
}
final byte[] newBuf = IOUtil.getByteArray(this.buf.length << 1);
System.arraycopy(this.buf, this.tail, newBuf, 0, this.buf.length - this.tail);
if (this.tail > 1)
System.arraycopy(this.buf, 0, newBuf, this.buf.length - this.tail, this.tail - 1);
this.tail = 0;
this.head = this.buf.length - 1;
IOUtil.recycleByteArray(this.buf);
this.buf = newBuf;
}
public GrowingCircularBuffer(final int capacity) {
this(IOUtil.getByteArray(capacity));
}