Android Open Source - lightbox-android-webservices Operation Task

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License

The source code is released under:

Apache License

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Java Source Code

/**
 * Copyright (c) 2012 Lightbox/*from   w w  w .j a v  a2  s . c  o  m*/
 *
 * 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.lightbox.android.operations;

import java.util.List;

import android.util.Log;

import com.lightbox.android.tasks.BackgroundTaskWeak;
import com.lightbox.android.utils.AndroidUtils;

/** 
 * OperationTask 
 * @author Fabien Devos
 */
public class OperationTask<T> extends BackgroundTaskWeak<OperationListener<T>, List<T>> {
  /** Used to tag logs */
  //@SuppressWarnings("unused")
  private static final String TAG = "OperationTask";
  
  private AbstractOperation<T> mOpseration;
  
  /**
   * Constructor.
   * @param ref
   */
  public OperationTask(AbstractOperation<T> operation, OperationListener<T> listener) {
    super(listener);
    
    mOpseration = operation;
  }

  /** Must be called on main thread */
  public void setListener(OperationListener<T> listener) {
    setRef(listener);
  }
  
  //----------------------------------------------
  // Task implementation
  
  @Override
  protected List<T> doWorkInBackground() throws Exception {
    return mOpseration.performExecuteSync();
  }

  @Override
  protected void onCompleted(List<T> result) {
    OperationListener<T> listener = getRef();
    if (listener != null) {
      try {
        listener.onSuccess(mOpseration, result);
      } catch (IllegalStateException e) {
        Log.w(TAG, e);
      }
    }
  }
  
  @Override
  protected void onProgressPublished(int progress, List<T> tmpResult) {
    OperationListener<T> listener = getRef();
    if (listener != null) {
      try {
        listener.onSuccess(mOpseration, tmpResult);
      } catch (IllegalStateException e) {
        Log.w(TAG, e);
      }
    }
  }

  @Override
  protected void onFailed(Exception e) {
    OperationListener<T> listener = getRef();
    if (listener != null) {
      try {
        listener.onFailure(mOpseration, e);
      } catch (IllegalStateException ex) {
        Log.w(TAG, ex);
      }
    }

    if (AndroidUtils.isDebuggable(AndroidUtils.getApplicationContext())) {
      e.printStackTrace();
    }
  }
  

  

}

Java Source Code List