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/*
* The Apache Software License, Version 1.1
*
* Copyright (c) 2003 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. 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.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "The Jakarta Project", "Pluto", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their names without prior written
* permission of the Apache Group.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 APACHE SOFTWARE FOUNDATION OR
* ITS 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.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*
* ====================================================================
*
* This source code implements specifications defined by the Java
* Community Process. In order to remain compliant with the specification
* DO NOT add / change / or delete method signatures!
*/
package javax.portlet;
/**
* The <CODE>ActionRequest</CODE> represents the request sent to the portlet
* to handle an action.
* It extends the PortletRequest interface to provide action request
* information to portlets.<br>
* The portlet container creates an <CODE>ActionRequest</CODE> object and
* passes it as argument to the portlet's <CODE>processAction</CODE> method.
*
* @see PortletRequest
* @see RenderRequest
*/
public interface ActionRequest extends PortletRequest
{
/**
* Retrieves the body of the HTTP request from client to
* portal as binary data using
* an <CODE>InputStream</CODE>. Either this method or
* {@link #getReader} may be called to read the body, but not both.
* <p>
* For HTTP POST data of type application/x-www-form-urlencoded
* this method throws an <code>IllegalStateException</code>
* as this data has been already processed by the
* portal/portlet-container and is available as request parameters.
*
* @return an input stream containing the body of the request
*
* @exception java.lang.IllegalStateException
* if getReader was already called, or it is a
* HTTP POST data of type application/x-www-form-urlencoded
* @exception java.io.IOException
* if an input or output exception occurred
*/
public java.io.InputStream getPortletInputStream () throws java.io.IOException;
/**
* Overrides the name of the character encoding used in the body of this
* request. This method must be called prior to reading input
* using {@link #getReader} or {@link #getPortletInputStream}.
* <p>
* This method only sets the character set for the Reader that the
* {@link #getReader} method returns.
*
* @param enc a <code>String</code> containing the name of
* the chararacter encoding.
*
* @exception java.io.UnsupportedEncodingException if this is not a valid encoding
* @exception java.lang.IllegalStateException if this method is called after
* reading request parameters or reading input using
* <code>getReader()</code>
*/
public void setCharacterEncoding(String enc)
throws java.io.UnsupportedEncodingException;
/**
* Retrieves the body of the HTTP request from the client to the portal
* as character data using
* a <code>BufferedReader</code>. The reader translates the character
* data according to the character encoding used on the body.
* Either this method or {@link #getPortletInputStream} may be called to read the
* body, not both.
* <p>
* For HTTP POST data of type application/x-www-form-urlencoded
* this method throws an <code>IllegalStateException</code>
* as this data has been already processed by the
* portal/portlet-container and is available as request parameters.
*
* @return a <code>BufferedReader</code>
* containing the body of the request
*
* @exception java.io.UnsupportedEncodingException
* if the character set encoding used is
* not supported and the text cannot be decoded
* @exception java.lang.IllegalStateException
* if {@link #getPortletInputStream} method
* has been called on this request, it is a
* HTTP POST data of type application/x-www-form-urlencoded.
* @exception java.io.IOException
* if an input or output exception occurred
*
* @see #getPortletInputStream
*/
public java.io.BufferedReader getReader()
throws java.io.UnsupportedEncodingException, java.io.IOException;
/**
* Returns the name of the character encoding used in the body of this request.
* This method returns <code>null</code> if the request
* does not specify a character encoding.
*
* @return a <code>String</code> containing the name of
* the chararacter encoding, or <code>null</code>
* if the request does not specify a character encoding.
*/
public java.lang.String getCharacterEncoding();
/**
* Returns the MIME type of the body of the request,
* or null if the type is not known.
*
* @return a <code>String</code> containing the name
* of the MIME type of the request, or null
* if the type is not known.
*/
public java.lang.String getContentType();
/**
* Returns the length, in bytes, of the request body
* which is made available by the input stream, or -1 if the
* length is not known.
*
*
* @return an integer containing the length of the
* request body or -1 if the length is not known
*
*/
public int getContentLength();
}