1 /**************************************************************** 2 * Licensed to the Apache Software Foundation (ASF) under one * 3 * or more contributor license agreements. See the NOTICE file * 4 * distributed with this work for additional information * 5 * regarding copyright ownership. The ASF licenses this file * 6 * to you under the Apache License, Version 2.0 (the * 7 * "License"); you may not use this file except in compliance * 8 * with the License. You may obtain a copy of the License at * 9 * * 10 * http://www.apache.org/licenses/LICENSE-2.0 * 11 * * 12 * Unless required by applicable law or agreed to in writing, * 13 * software distributed under the License is distributed on an * 14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * 15 * KIND, either express or implied. See the License for the * 16 * specific language governing permissions and limitations * 17 * under the License. * 18 ****************************************************************/ 19 20 package org.apache.james.mime4j.util; 21 22 //BEGIN android-changed: Stubbing out logging 23 import org.apache.james.mime4j.Log; 24 import org.apache.james.mime4j.LogFactory; 25 //END android-changed 26 27 /** 28 * 29 * @version $Id: TempStorage.java,v 1.2 2004/10/02 12:41:11 ntherning Exp $ 30 */ 31 public abstract class TempStorage { 32 private static Log log = LogFactory.getLog(TempStorage.class); 33 private static TempStorage inst = null; 34 35 static { 36 37 String clazz = System.getProperty("org.apache.james.mime4j.tempStorage"); 38 try { 39 40 if (inst != null) { 41 inst = (TempStorage) Class.forName(clazz).newInstance(); 42 } 43 44 } catch (Throwable t) { 45 log.warn("Unable to create or instantiate TempStorage class '" 46 + clazz + "' using SimpleTempStorage instead", t); 47 } 48 49 if (inst == null) { 50 inst = new SimpleTempStorage(); 51 } 52 } 53 54 /** 55 * Gets the root temporary path which should be used to 56 * create new temporary paths or files. 57 * 58 * @return the root temporary path. 59 */ getRootTempPath()60 public abstract TempPath getRootTempPath(); 61 getInstance()62 public static TempStorage getInstance() { 63 return inst; 64 } 65 setInstance(TempStorage inst)66 public static void setInstance(TempStorage inst) { 67 if (inst == null) { 68 throw new NullPointerException("inst"); 69 } 70 TempStorage.inst = inst; 71 } 72 } 73