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1   /*
2    * Copyright (c) 2011-2024 PrimeFaces Extensions
3    *
4    *  Permission is hereby granted, free of charge, to any person obtaining a copy
5    *  of this software and associated documentation files (the "Software"), to deal
6    *  in the Software without restriction, including without limitation the rights
7    *  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    *  copies of the Software, and to permit persons to whom the Software is
9    *  furnished to do so, subject to the following conditions:
10   *
11   *  The above copyright notice and this permission notice shall be included in
12   *  all copies or substantial portions 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
20   *  THE SOFTWARE.
21   */
22  package org.primefaces.extensions.util;
23  
24  import java.util.List;
25  
26  import javax.faces.context.FacesContext;
27  
28  import org.primefaces.extensions.component.base.AbstractParameter;
29  
30  /**
31   * Extended {@link org.primefaces.util.AjaxRequestBuilder}.
32   *
33   * @author Thomas Andraschko / last modified by $Author$
34   * @version $Revision$
35   * @since 0.5
36   */
37  public class ExtAjaxRequestBuilder extends org.primefaces.util.AjaxRequestBuilder {
38  
39      private static final String KEY = ExtAjaxRequestBuilder.class.getName();
40  
41      public ExtAjaxRequestBuilder(FacesContext context) {
42          super(context);
43      }
44  
45      public static ExtAjaxRequestBuilder get(final FacesContext context) {
46  
47          ExtAjaxRequestBuilder arb = (ExtAjaxRequestBuilder) context.getExternalContext().getRequestMap().get(KEY);
48  
49          if (arb == null) {
50              arb = new ExtAjaxRequestBuilder(context);
51  
52              context.getExternalContext().getRequestMap().put(KEY, arb);
53          }
54  
55          return arb;
56      }
57  
58      public ExtAjaxRequestBuilder params(final String clientId, final List<AbstractParameter> parameters) {
59          boolean paramWritten = false;
60  
61          for (int i = 0; i < parameters.size(); i++) {
62              final AbstractParameter param = parameters.get(i);
63  
64              if (paramWritten) {
65                  buffer.append(",");
66              }
67              else {
68                  paramWritten = true;
69                  buffer.append(",params:[");
70              }
71  
72              buffer.append("{name:'");
73              buffer.append(clientId).append('_').append(param.getName());
74              buffer.append("',value:");
75              buffer.append(param.getName());
76              buffer.append("}");
77          }
78  
79          if (paramWritten) {
80              buffer.append("]");
81          }
82  
83          return this;
84      }
85  }