/*************************************************************************
 * Copyright 2009-2012 Eucalyptus Systems, Inc.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; version 3 of the License.
 *
 * This program 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 for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see http://www.gnu.org/licenses/.
 *
 * Please contact Eucalyptus Systems, Inc., 6755 Hollister Ave., Goleta
 * CA 93117, USA or visit http://www.eucalyptus.com/licenses/ if you need
 * additional information or have any questions.
 *
 * This file may incorporate work covered under the following copyright
 * and permission notice:
 *
 *   Software License Agreement (BSD License)
 *
 *   Copyright (c) 2008, Regents of the University of California
 *   All rights reserved.
 *
 *   Redistribution and use of this software in source and binary forms,
 *   with or without modification, are permitted provided that the
 *   following conditions are met:
 *
 *     Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *
 *     Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer
 *     in the documentation and/or other materials provided with the
 *     distribution.
 *
 *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 *   FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 *   COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 *   INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 *   BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 *   LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 *   CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 *   LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 *   ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 *   POSSIBILITY OF SUCH DAMAGE. USERS OF THIS SOFTWARE ACKNOWLEDGE
 *   THE POSSIBLE PRESENCE OF OTHER OPEN SOURCE LICENSED MATERIAL,
 *   COPYRIGHTED MATERIAL OR PATENTED MATERIAL IN THIS SOFTWARE,
 *   AND IF ANY SUCH MATERIAL IS DISCOVERED THE PARTY DISCOVERING
 *   IT MAY INFORM DR. RICH WOLSKI AT THE UNIVERSITY OF CALIFORNIA,
 *   SANTA BARBARA WHO WILL THEN ASCERTAIN THE MOST APPROPRIATE REMEDY,
 *   WHICH IN THE REGENTS' DISCRETION MAY INCLUDE, WITHOUT LIMITATION,
 *   REPLACEMENT OF THE CODE SO IDENTIFIED, LICENSING OF THE CODE SO
 *   IDENTIFIED, OR WITHDRAWAL OF THE CODE CAPABILITY TO THE EXTENT
 *   NEEDED TO COMPLY WITH ANY SUCH LICENSES OR RIGHTS.
 ************************************************************************/

package com.eucalyptus.blockstorage;

import java.io.File;
import java.util.Map;
import java.util.Set;

import org.apache.commons.httpclient.Header;
import org.apache.commons.httpclient.HttpClient;
import org.apache.log4j.Logger;

import com.eucalyptus.blockstorage.util.StorageProperties;
import com.eucalyptus.storage.common.CallBack;
import com.eucalyptus.util.EucalyptusCloudException;

@Deprecated
public class HttpWriter extends HttpTransfer {
  private static Logger LOG = Logger.getLogger(HttpWriter.class);

  public HttpWriter(String httpVerb, String bucket, String key, String eucaOperation, String eucaHeader) {
    httpClient = new HttpClient();
    String walrusAddr = StorageProperties.WALRUS_URL;
    if (walrusAddr != null) {
      String addr = walrusAddr + "/" + bucket + "/" + key;
      method = constructHttpMethod(httpVerb, addr, eucaOperation, eucaHeader, true);
    }
  }

  public HttpWriter(String httpVerb, File file, String size, CallBack callback, String bucket, String key, String eucaOperation, String eucaHeader,
      Map<String, String> httpParameters) {

    httpClient = new HttpClient();
    String walrusAddr = StorageProperties.WALRUS_URL;
    if (walrusAddr != null) {
      String addr = walrusAddr + "/" + bucket + "/" + key;
      Set<String> paramKeySet = httpParameters.keySet();
      boolean first = true;
      for (String paramKey : paramKeySet) {
        if (!first) {
          addr += "&";
        } else {
          addr += "?";
        }
        first = false;
        addr += paramKey;
        String value = httpParameters.get(paramKey);
        if (value != null)
          addr += "=" + value;
      }
      method = constructHttpMethod(httpVerb, addr, eucaOperation, eucaHeader, false);
      if (method != null) {
        method.addRequestHeader(StorageProperties.StorageParameters.EucaSnapSize.toString(), size);
        method.setRequestHeader("Transfer-Encoding", "chunked");

        // Sign the request
        signEucaInternal(method);

        ((PutMethodWithProgress) method).setOutFile(file);
        ((PutMethodWithProgress) method).setCallBack(callback);
      }
    }
  }

  private String print() {
    StringBuilder requestString = new StringBuilder();
    for (Header h : method.getRequestHeaders()) {
      requestString.append("Header name: " + h.getName() + " = " + h.getValue() + "\n");
    }

    return requestString.toString();
  }

  public void run() throws EucalyptusCloudException {
    try {
      httpClient.executeMethod(method);
      method.releaseConnection();
    } catch (Exception ex) {
      throw new EucalyptusCloudException("error transferring", ex);
    }
  }
}