001    package org.apache.archiva.webdav.util;
002    
003    /*
004     * Licensed to the Apache Software Foundation (ASF) under one
005     * or more contributor license agreements.  See the NOTICE file
006     * distributed with this work for additional information
007     * regarding copyright ownership.  The ASF licenses this file
008     * to you under the Apache License, Version 2.0 (the
009     * "License"); you may not use this file except in compliance
010     * with the License.  You may obtain a copy of the License at
011     *
012     *  http://www.apache.org/licenses/LICENSE-2.0
013     *
014     * Unless required by applicable law or agreed to in writing,
015     * software distributed under the License is distributed on an
016     * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
017     * KIND, either express or implied.  See the License for the
018     * specific language governing permissions and limitations
019     * under the License.
020     */
021    
022    
023    import org.apache.archiva.security.common.ArchivaRoleConstants;
024    import org.apache.commons.lang.StringUtils;
025    
026    import java.util.ArrayList;
027    import java.util.List;
028    import java.util.Locale;
029    
030    /**
031     * WebdavMethodUtil
032     *
033     */
034    public class WebdavMethodUtil
035    {
036        private static final List<String> READ_METHODS;
037    
038        static
039        {
040            READ_METHODS = new ArrayList<String>();
041            READ_METHODS.add( "HEAD" );
042            READ_METHODS.add( "GET" );
043            READ_METHODS.add( "PROPFIND" );
044            READ_METHODS.add( "OPTIONS" );
045            READ_METHODS.add( "REPORT" );
046        }
047    
048        public static String getMethodPermission( String method )
049        {
050            if ( StringUtils.isBlank( method ) )
051            {
052                throw new IllegalArgumentException( "WebDAV method is empty" );
053            }
054            if ( READ_METHODS.contains( method.toUpperCase( Locale.US ) ) )
055            {
056                return ArchivaRoleConstants.OPERATION_REPOSITORY_ACCESS;
057            }
058            else if ( "DELETE".equals( method.toUpperCase( Locale.US ) ) )
059            {
060                return ArchivaRoleConstants.OPERATION_REPOSITORY_DELETE;
061            }
062            else
063            {
064                return ArchivaRoleConstants.OPERATION_REPOSITORY_UPLOAD;
065            }
066        }
067    
068        public static boolean isReadMethod( String method )
069        {
070            if ( StringUtils.isBlank( method ) )
071            {
072                throw new IllegalArgumentException( "WebDAV method is empty" );
073            }
074            return READ_METHODS.contains( method.toUpperCase( Locale.US ) );
075        }
076    }