1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portal.sharepoint.methods;
24  
25  import com.liferay.portal.kernel.util.StringPool;
26  import com.liferay.portal.sharepoint.ResponseElement;
27  import com.liferay.portal.sharepoint.SharepointException;
28  import com.liferay.portal.sharepoint.SharepointRequest;
29  import com.liferay.portal.sharepoint.SharepointUtil;
30  import com.liferay.util.servlet.ServletResponseUtil;
31  
32  import java.util.List;
33  
34  /**
35   * <a href="BaseMethodImpl.java.html"><b><i>View Source</i></b></a>
36   *
37   * @author Bruno Farache
38   */
39  public abstract class BaseMethodImpl implements Method {
40  
41      public String getRootPath(SharepointRequest sharepointRequest) {
42          return StringPool.BLANK;
43      }
44  
45      public void process(SharepointRequest sharepointRequest)
46          throws SharepointException {
47  
48          try {
49              doProcess(sharepointRequest);
50          }
51          catch (Exception e) {
52              throw new SharepointException(e);
53          }
54      }
55  
56      protected abstract List<ResponseElement> getElements(
57              SharepointRequest sharepointRequest)
58          throws Exception;
59  
60      protected void doProcess(SharepointRequest sharepointRequest)
61          throws Exception {
62  
63          ServletResponseUtil.write(
64              sharepointRequest.getHttpServletResponse(),
65              getResponseBuffer(sharepointRequest).toString());
66      }
67  
68      protected StringBuilder getResponseBuffer(
69              SharepointRequest sharepointRequest)
70          throws Exception {
71  
72          StringBuilder sb = new StringBuilder();
73  
74          SharepointUtil.addTop(sb, getMethodName());
75  
76          List<ResponseElement> elements = getElements(sharepointRequest);
77  
78          for (ResponseElement element : elements) {
79              sb.append(element.parse());
80          }
81  
82          SharepointUtil.addBottom(sb);
83  
84          return sb;
85      }
86  
87  }