X-Git-Url: http://git.phpeclipse.com diff --git a/net.sourceforge.phpeclipse.debug.core/src/net/sourceforge/phpdt/internal/debug/core/SocketUtil.java b/net.sourceforge.phpeclipse.debug.core/src/net/sourceforge/phpdt/internal/debug/core/SocketUtil.java index dac0f05..39f97f5 100644 --- a/net.sourceforge.phpeclipse.debug.core/src/net/sourceforge/phpdt/internal/debug/core/SocketUtil.java +++ b/net.sourceforge.phpeclipse.debug.core/src/net/sourceforge/phpdt/internal/debug/core/SocketUtil.java @@ -1,14 +1,14 @@ /********************************************************************** -Copyright (c) 2000, 2002 IBM Corp. and others. -All rights reserved. This program and the accompanying materials -are made available under the terms of the Common Public License v1.0 -which accompanies this distribution, and is available at -http://www.eclipse.org/legal/cpl-v10.html + Copyright (c) 2000, 2002 IBM Corp. and others. + All rights reserved. This program and the accompanying materials + are made available under the terms of the Common Public License v1.0 + which accompanies this distribution, and is available at + http://www.eclipse.org/legal/cpl-v10.html -Contributors: - IBM Corporation - Initial implementation - Vicente Fernando - www.alfersoft.com.ar -**********************************************************************/ + Contributors: + IBM Corporation - Initial implementation + Vicente Fernando - www.alfersoft.com.ar + **********************************************************************/ package net.sourceforge.phpdt.internal.debug.core; import java.io.IOException; @@ -20,25 +20,30 @@ import java.util.Random; * Utility class to find a port to debug on. */ public class SocketUtil { - private static final Random fgRandom= new Random(System.currentTimeMillis()); - + private static final Random fgRandom = new Random(System + .currentTimeMillis()); + /** * Returns a free port number on the specified host within the given range, * or -1 if none found. * - * @param host name or IP addres of host on which to find a free port - * @param searchFrom the port number from which to start searching - * @param searchTo the port number at which to stop searching + * @param host + * name or IP addres of host on which to find a free port + * @param searchFrom + * the port number from which to start searching + * @param searchTo + * the port number at which to stop searching * @return a free port in the specified range, or -1 of none found */ - public static int findUnusedLocalPort(String host, int searchFrom, int searchTo) { + public static int findUnusedLocalPort(String host, int searchFrom, + int searchTo) { - // First look at the five first ports starting on searchFrom - for (int i= searchFrom; i <= searchFrom + 5; i++) { - Socket s= null; - int port= i; + // First look at the five first ports starting on searchFrom + for (int i = searchFrom; i <= searchFrom + 5; i++) { + Socket s = null; + int port = i; try { - s= new Socket(host, port); + s = new Socket(host, port); } catch (ConnectException e) { return port; } catch (IOException e) { @@ -52,11 +57,11 @@ public class SocketUtil { } } // No free port found then look at 5 random ports numbers - for (int i= 0; i < 5; i++) { - Socket s= null; - int port= getRandomPort(searchFrom, searchTo); + for (int i = 0; i < 5; i++) { + Socket s = null; + int port = getRandomPort(searchFrom, searchTo); try { - s= new Socket(host, port); + s = new Socket(host, port); } catch (ConnectException e) { return port; } catch (IOException e) { @@ -71,8 +76,8 @@ public class SocketUtil { } return -1; } - + private static int getRandomPort(int low, int high) { - return (int)(fgRandom.nextFloat() * (high-low)) + low; + return (int) (fgRandom.nextFloat() * (high - low)) + low; } } \ No newline at end of file