DownloadControl.java :  » Game » loon-simple » org » loon » framework » android » game » utils » http » Android Open Source

package org.loon.framework.android.game.utils.http;

import org.loon.framework.android.game.core.LSystem;

/**
 * Copyright 2008 - 2009
 * 
 * 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.
 * 
 * @project loonframework
 * @author chenpeng
 * @emailceponline@yahoo.com.cn
 * @version 0.1
 */
public class DownloadControl extends Thread {

  private long[] len;

  private boolean stop;

  private States states;

  private long timer;

  private long totalLen;

  private long sec;

  private long curlen;

  private int percent;

  private long remainLen;

  private long seclen;

  private int sw;

  private ExternalDownload downloadmanager;

  public DownloadControl() {
    this.timer = LSystem.SECOND;
    this.len = new long[2];
    this.len[0] = 0;
    this.len[1] = 0;
    this.seclen = 0;
    this.stop = false;
    this.sw = 0;
  }

  public void addLen(long len) {
    this.len[sw] += len;
  }

  public void setStop() {
    stop = true;
  }

  public void remove() {
    stop = true;
    this.interrupt();
  }

  public void run() {
    try {
      do {
        sleep(timer);
        sec += 1;
        seclen = len[sw];
        len[sw] = 0;
        sw = (sw == 0) ? 1 : 0;
        curlen = states.getLenght();
        states.setLenght(curlen + seclen);
        percent = (int) (((double) (curlen + seclen) / totalLen) * 100);
        states.setPercent(percent);
        states.setKB((float) (seclen / timer));
        remainLen -= seclen;
        if (percent == 100) {
          downloadmanager.DownAllComplete();
        }
      } while (!stop);
    } catch (InterruptedException e) {
      e.printStackTrace();
    }
  }

  /**
   * 
   * 
   * @param info
   * @param dm
   */
  public void setInfo(DownloadInfo info, ExternalDownload dm) {
    this.states = info.getState();
    this.totalLen = info.getLength();
    this.remainLen = this.totalLen;
    this.downloadmanager = dm;
    this.curlen = states.getLenght();
    this.remainLen -= this.curlen;
  }

}