aoqi@0: /*
aoqi@0:  * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.  Oracle designates this
aoqi@0:  * particular file as subject to the "Classpath" exception as provided
aoqi@0:  * by Oracle in the LICENSE file that accompanied this code.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: 
aoqi@0: /*
aoqi@0:  * @(#)ContentType.java       1.7 02/03/27
aoqi@0:  */
aoqi@0: 
aoqi@0: 
aoqi@0: 
aoqi@0: package com.sun.xml.internal.ws.encoding;
aoqi@0: 
aoqi@0: import javax.xml.ws.WebServiceException;
aoqi@0: 
aoqi@0: /**
aoqi@0:  * This class represents a MIME ContentType value. It provides
aoqi@0:  * methods to parse a ContentType string into individual components
aoqi@0:  * and to generate a MIME style ContentType string.
aoqi@0:  *
aoqi@0:  * @version 1.7, 02/03/27
aoqi@0:  * @author  John Mani
aoqi@0:  */
aoqi@0: public final class ContentType {
aoqi@0: 
aoqi@0:     private String primaryType; // primary type
aoqi@0:     private String subType;     // subtype
aoqi@0:     private ParameterList list; // parameter list
aoqi@0: 
aoqi@0:     /**
aoqi@0:      * Constructor that takes a Content-Type string. The String
aoqi@0:      * is parsed into its constituents: primaryType, subType
aoqi@0:      * and parameters. A ParseException is thrown if the parse fails.
aoqi@0:      *
aoqi@0:      * @param   s       the Content-Type string.
aoqi@0:      * @exception WebServiceException if the parse fails.
aoqi@0:      */
aoqi@0:     public ContentType(String s) throws WebServiceException {
aoqi@0:         HeaderTokenizer h = new HeaderTokenizer(s, HeaderTokenizer.MIME);
aoqi@0:         HeaderTokenizer.Token tk;
aoqi@0: 
aoqi@0:         // First "type" ..
aoqi@0:         tk = h.next();
aoqi@0:         if (tk.getType() != HeaderTokenizer.Token.ATOM)
aoqi@0:             throw new WebServiceException();
aoqi@0:         primaryType = tk.getValue();
aoqi@0: 
aoqi@0:         // The '/' separator ..
aoqi@0:         tk = h.next();
aoqi@0:         if ((char)tk.getType() != '/')
aoqi@0:             throw new WebServiceException();
aoqi@0: 
aoqi@0:         // Then "subType" ..
aoqi@0:         tk = h.next();
aoqi@0:         if (tk.getType() != HeaderTokenizer.Token.ATOM)
aoqi@0:             throw new WebServiceException();
aoqi@0:         subType = tk.getValue();
aoqi@0: 
aoqi@0:         // Finally parameters ..
aoqi@0:         String rem = h.getRemainder();
aoqi@0:         if (rem != null)
aoqi@0:             list = new ParameterList(rem);
aoqi@0:     }
aoqi@0: 
aoqi@0: 
aoqi@0:     /**
aoqi@0:      * Return the primary type.
aoqi@0:      * @return the primary type
aoqi@0:      */
aoqi@0:     public String getPrimaryType() {
aoqi@0:             return primaryType;
aoqi@0:     }
aoqi@0: 
aoqi@0:     /**
aoqi@0:      * Return the subType.
aoqi@0:      * @return the subType
aoqi@0:      */
aoqi@0:     public String getSubType() {
aoqi@0:             return subType;
aoqi@0:     }
aoqi@0: 
aoqi@0:     /**
aoqi@0:      * Return the MIME type string, without the parameters.
aoqi@0:      * The returned value is basically the concatenation of
aoqi@0:      * the primaryType, the '/' character and the secondaryType.
aoqi@0:      *
aoqi@0:      * @return the type
aoqi@0:      */
aoqi@0:     public String getBaseType() {
aoqi@0:             return primaryType + '/' + subType;
aoqi@0:     }
aoqi@0: 
aoqi@0:     /**
aoqi@0:      * Return the specified parameter value. Returns <code>null</code>
aoqi@0:      * if this parameter is absent.
aoqi@0:      *
aoqi@0:      * @param name parameter name
aoqi@0:      * @return  parameter value
aoqi@0:      */
aoqi@0:     public String getParameter(String name) {
aoqi@0:         if (list == null)
aoqi@0:             return null;
aoqi@0: 
aoqi@0:         return list.get(name);
aoqi@0:     }
aoqi@0: 
aoqi@0:     /**
aoqi@0:      * Return a ParameterList object that holds all the available
aoqi@0:      * parameters. Returns null if no parameters are available.
aoqi@0:      *
aoqi@0:      * @return  ParameterList
aoqi@0:      */
aoqi@0:     public ParameterList getParameterList() {
aoqi@0:             return list;
aoqi@0:     }
aoqi@0: 
aoqi@0: }