| // Copyright (C) 2009 The Android Open Source Project |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package com.google.gerrit.server.ssh; |
| |
| import com.google.gerrit.git.WorkQueue; |
| import com.google.gerrit.git.WorkQueue.Task; |
| |
| import java.io.PrintWriter; |
| import java.io.UnsupportedEncodingException; |
| import java.text.SimpleDateFormat; |
| import java.util.Arrays; |
| import java.util.Comparator; |
| import java.util.Date; |
| import java.util.concurrent.TimeUnit; |
| |
| /** Display the current work queue. */ |
| class AdminShowQueue extends AbstractCommand { |
| PrintWriter p; |
| |
| @Override |
| protected void run() throws Failure, UnsupportedEncodingException { |
| assertIsAdministrator(); |
| p = toPrintWriter(out); |
| |
| final Task<?>[] pending = WorkQueue.getTasks(); |
| Arrays.sort(pending, new Comparator<Task<?>>() { |
| public int compare(Task<?> a, Task<?> b) { |
| final Task.State aState = a.getState(); |
| final Task.State bState = b.getState(); |
| |
| if (aState != bState) { |
| return aState.ordinal() - bState.ordinal(); |
| } |
| |
| final long aDelay = a.getDelay(TimeUnit.MILLISECONDS); |
| final long bDelay = b.getDelay(TimeUnit.MILLISECONDS); |
| |
| if (aDelay < bDelay) { |
| return -1; |
| } else if (aDelay > bDelay) { |
| return 1; |
| } |
| return format(a).compareTo(format(b)); |
| } |
| }); |
| |
| p.print(String.format(" %1s %-12s %s\n", "S", "Start", "Task")); |
| p.print("--------------------------------------------------------------\n"); |
| |
| final long now = System.currentTimeMillis(); |
| for (final Task<?> task : pending) { |
| final long delay = task.getDelay(TimeUnit.MILLISECONDS); |
| final Task.State state = task.getState(); |
| |
| final String start; |
| switch (state) { |
| case DONE: |
| case CANCELLED: |
| case RUNNING: |
| case READY: |
| start = ""; |
| break; |
| default: |
| start = time(now, delay); |
| break; |
| } |
| |
| p.print(String.format(" %1s %12s %s\n", format(state), start, |
| format(task))); |
| } |
| p.print("--------------------------------------------------------------\n"); |
| p.print(" " + pending.length + " tasks\n"); |
| |
| p.flush(); |
| } |
| |
| private static String time(final long now, final long delay) { |
| final Date when = new Date(now + delay); |
| if (delay < 24 * 60 * 60 * 1000L) { |
| return new SimpleDateFormat("HH:mm:ss.SSS").format(when); |
| } |
| return new SimpleDateFormat("MMM-dd HH:mm").format(when); |
| } |
| |
| private static String format(final Task<?> task) { |
| return task.getRunnable().toString(); |
| } |
| |
| private static String format(final Task.State state) { |
| switch (state) { |
| case DONE: |
| return "D"; |
| case CANCELLED: |
| return "C"; |
| case RUNNING: |
| return "R"; |
| case READY: |
| return "W"; |
| case SLEEPING: |
| return "S"; |
| default: |
| return " "; |
| } |
| } |
| } |