diff options
Diffstat (limited to 'src/main/java/com/it_jaros/jscanner/PortRangeIterator.java')
| -rw-r--r-- | src/main/java/com/it_jaros/jscanner/PortRangeIterator.java | 38 |
1 files changed, 0 insertions, 38 deletions
diff --git a/src/main/java/com/it_jaros/jscanner/PortRangeIterator.java b/src/main/java/com/it_jaros/jscanner/PortRangeIterator.java deleted file mode 100644 index 6690957..0000000 --- a/src/main/java/com/it_jaros/jscanner/PortRangeIterator.java +++ /dev/null @@ -1,38 +0,0 @@ -package com.it_jaros.jscanner; - -import java.util.BitSet; -import java.util.Iterator; -import java.util.NoSuchElementException; - -import static com.it_jaros.jscanner.PortRange.MAX_PORT; -import static com.it_jaros.jscanner.PortRange.MIN_PORT; - -public class PortRangeIterator implements Iterator<Integer> { - - private int currentPortCursor; - private int done = 0; - private final BitSet availablePorts = new BitSet(MAX_PORT); - - PortRangeIterator(BitSet specifiedPorts) { - availablePorts.or(specifiedPorts); - currentPortCursor = availablePorts.nextSetBit(MIN_PORT); - } - - @Override - public Integer next() { - int p = availablePorts.nextSetBit(currentPortCursor); - if (p > 0) { - availablePorts.clear(p); - currentPortCursor = p + 1; - done++; - return p; - } - - throw new NoSuchElementException("Reached end of port range"); - } - - @Override - public boolean hasNext() { - return availablePorts.nextSetBit(currentPortCursor) > 0; - } -} |
