001 /*
002 * Copyright 2004-2005 Niclas Hedhman.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
013 * implied.
014 *
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018
019 package net.dpml.util;
020
021 import java.util.HashMap;
022
023 /**
024 * Mimetype utility handler.
025 * @author <a href="http://www.dpml.net">Digital Product Meta Library</a>
026 * @version 1.0.2
027 */
028 public final class MimeTypeHandler
029 {
030 // ------------------------------------------------------------------------
031 // static
032 // ------------------------------------------------------------------------
033
034 /**
035 * Static mime type table of artifact types to mimetype strings.
036 */
037 private static final HashMap MIME_TYPES = new HashMap();
038
039 static
040 {
041 MIME_TYPES.put( "plugin", "text/x-dpml-plugin" );
042 MIME_TYPES.put( "conf", "text/x-dpml-conf" );
043 MIME_TYPES.put( "jar", "application/x-jar" );
044 MIME_TYPES.put( "zip", "application/x-zip" );
045 MIME_TYPES.put( "pdf", "application/pdf" );
046 MIME_TYPES.put( "png", "image/png" );
047 MIME_TYPES.put( "gif", "image/gif" );
048 MIME_TYPES.put( "jpg", "image/jpg" );
049 MIME_TYPES.put( "link", "application/x-dpml-link" );
050 MIME_TYPES.put( "part", "application/x-dpml-part" );
051 }
052
053 /**
054 * Return the mimetype given a artifact type.
055 * @param artifactType the artifact type such as "part", "jar", etc.
056 * @return the matching mimetype of null if unknown
057 */
058 public static String getMimeType( String artifactType )
059 {
060 return (String) MIME_TYPES.get( artifactType );
061 }
062
063 /**
064 * Returns the number of MimeTypes that has been defined.
065 *
066 * Only for use with testcases.
067 * @return the known mimetype count
068 */
069 public static int getMimeTypesSize()
070 {
071 return MIME_TYPES.size();
072 }
073
074 // ------------------------------------------------------------------------
075 // constructor
076 // ------------------------------------------------------------------------
077
078 /**
079 * Disabled constructor.
080 */
081 private MimeTypeHandler()
082 {
083 // disable
084 }
085 }