001/** 002 * Copyright 2015 DuraSpace, Inc. 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 implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016package org.fcrepo.kernel.impl.identifiers; 017 018import org.fcrepo.kernel.identifiers.InternalIdentifierConverter; 019 020/** 021 * @author cabeer 022 * @since 10/9/14 023 */ 024public class HashConverter extends InternalIdentifierConverter { 025 026 @Override 027 protected String doForward(final String externalId) { 028 final int i = externalId.indexOf('#'); 029 if (i >= 0) { 030 return externalId.substring(0, i) + "/#/" + externalId.substring(i + 1).replace("/", "%2F"); 031 } 032 return externalId; 033 } 034 035 @Override 036 protected String doBackward(final String internalId) { 037 038 final int i = internalId.indexOf("/#/"); 039 040 if (i >= 0) { 041 return internalId.substring(0, i) + "#" + internalId.substring(i + 3).replace("%2F", "/"); 042 } 043 return internalId; 044 } 045}