001/** 002 * 003 * Copyright (c) 2014, the Railo Company Ltd. All rights reserved. 004 * 005 * This library is free software; you can redistribute it and/or 006 * modify it under the terms of the GNU Lesser General Public 007 * License as published by the Free Software Foundation; either 008 * version 2.1 of the License, or (at your option) any later version. 009 * 010 * This library is distributed in the hope that it will be useful, 011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 013 * Lesser General Public License for more details. 014 * 015 * You should have received a copy of the GNU Lesser General Public 016 * License along with this library. If not, see <http://www.gnu.org/licenses/>. 017 * 018 **/ 019package lucee.commons.io.auto; 020 021import java.io.IOException; 022import java.io.Reader; 023 024/** 025 * Close the Reader automaticlly when object will destroyed by the garbage 026 */ 027public final class AutoCloseReader extends Reader { 028 029 private final Reader reader; 030 031 /** 032 * constructor of the class 033 * @param reader 034 */ 035 public AutoCloseReader(Reader reader) { 036 this.reader=reader; 037 } 038 039 @Override 040 public void close() throws IOException { 041 reader.close(); 042 } 043 044 @Override 045 public void mark(int readAheadLimit) throws IOException { 046 reader.mark(readAheadLimit); 047 } 048 049 @Override 050 public boolean markSupported() { 051 return reader.markSupported(); 052 } 053 054 @Override 055 public int read() throws IOException { 056 return reader.read(); 057 } 058 059 @Override 060 public int read(char[] cbuf, int off, int len) throws IOException { 061 return reader.read(cbuf,off,len); 062 } 063 064 @Override 065 public int read(char[] cbuf) throws IOException { 066 return reader.read(cbuf); 067 } 068 069 @Override 070 public boolean ready() throws IOException { 071 return reader.ready(); 072 } 073 074 @Override 075 public void reset() throws IOException { 076 reader.reset(); 077 } 078 079 @Override 080 public long skip(long n) throws IOException { 081 return reader.skip(n); 082 } 083 084 @Override 085 public void finalize() throws Throwable { 086 super.finalize(); 087 try { 088 reader.close(); 089 } 090 catch(Exception e) {} 091 } 092 093}