| /* |
| * Copyright 1998-1999 Sun Microsystems, Inc. All Rights Reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Sun designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Sun in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| * CA 95054 USA or visit www.sun.com if you need additional information or |
| * have any questions. |
| */ |
| |
| package com.sun.tools.example.debug.tty; |
| |
| import com.sun.jdi.ThreadGroupReference; |
| import com.sun.jdi.ThreadReference; |
| import java.util.List; |
| import java.util.Iterator; |
| |
| class ThreadIterator implements Iterator<ThreadReference> { |
| Iterator<ThreadReference> it = null; |
| ThreadGroupIterator tgi; |
| |
| ThreadIterator(ThreadGroupReference tg) { |
| tgi = new ThreadGroupIterator(tg); |
| } |
| |
| ThreadIterator(List<ThreadGroupReference> tgl) { |
| tgi = new ThreadGroupIterator(tgl); |
| } |
| |
| ThreadIterator() { |
| tgi = new ThreadGroupIterator(); |
| } |
| |
| public boolean hasNext() { |
| while (it == null || !it.hasNext()) { |
| if (!tgi.hasNext()) { |
| return false; // no more |
| } |
| it = tgi.nextThreadGroup().threads().iterator(); |
| } |
| return true; |
| } |
| |
| public ThreadReference next() { |
| return it.next(); |
| } |
| |
| public ThreadReference nextThread() { |
| return next(); |
| } |
| |
| public void remove() { |
| throw new UnsupportedOperationException(); |
| } |
| } |