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    1   /*
    2    * Licensed to the Apache Software Foundation (ASF) under one or more
    3    * contributor license agreements.  See the NOTICE file distributed with
    4    * this work for additional information regarding copyright ownership.
    5    * The ASF licenses this file to You under the Apache License, Version 2.0
    6    * (the "License"); you may not use this file except in compliance with
    7    * the License.  You may obtain a copy of the License at
    8    *
    9    *      http://www.apache.org/licenses/LICENSE-2.0
    10   *
    11   * Unless required by applicable law or agreed to in writing, software
    12   * distributed under the License is distributed on an "AS IS" BASIS,
    13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    14   * See the License for the specific language governing permissions and
    15   * limitations under the License.
    16   */
    17  package org.apache.portals.bridges.struts.taglib;
    18
    19  import javax.servlet.ServletRequest; // javadoc
    20
    21  import org.apache.portals.bridges.struts.PortletServlet;
    22
    23  /***
    24   * Supports the Struts html:form tag to be used within a Portlet context.
    25   *
    26   * @author <a href="mailto:ate@douma.nu">Ate Douma</a>
    27   * @version $Id: FormTag.java 517068 2007-03-12 01:44:37Z ate $
    28   */
    29  public class FormTag extends org.apache.struts.taglib.html.FormTag
    30  {
    31      /***
    32       * Modifies the default generated form action url to be a valid Portlet ActionURL
    33       * when in the context of a {@link PortletServlet#isPortletRequest(ServletRequest) PortletRequest}.
    34       * @return the formStartElement
    35       */
    36      protected String renderFormStartElement()
    37      {
    38          if ( PortletServlet.isPortletRequest(pageContext.getRequest() ))
    39          {
    40              return TagsSupport.getFormTagRenderFormStartElement(pageContext,super.renderFormStartElement());
    41          }
    42          else
    43          {
    44              return super.renderFormStartElement();
    45          }
    46      }
    47  }