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.Writer; 023 024/** 025 * Close the Writer automaticlly when object will destroyed by the garbage 026 */ 027public final class AutoCloseWriter extends Writer { 028 029 private final Writer writer; 030 031 /** 032 * constructor of the class 033 * @param writer 034 */ 035 public AutoCloseWriter(Writer writer) { 036 this.writer=writer; 037 } 038 039 @Override 040 public void close() throws IOException { 041 writer.close(); 042 } 043 044 @Override 045 public void flush() throws IOException { 046 writer.flush(); 047 } 048 049 @Override 050 public void write(char[] cbuf, int off, int len) throws IOException { 051 writer.write(cbuf,off,len); 052 } 053 054 @Override 055 public void write(char[] cbuf) throws IOException { 056 writer.write(cbuf); 057 } 058 059 @Override 060 public void write(int c) throws IOException { 061 writer.write(c); 062 } 063 064 @Override 065 public void write(String str, int off, int len) throws IOException { 066 writer.write(str,off,len); 067 } 068 069 @Override 070 public void write(String str) throws IOException { 071 writer.write(str); 072 } 073 074 @Override 075 public void finalize() throws Throwable { 076 super.finalize(); 077 try { 078 writer.close(); 079 } 080 catch(Exception e) {} 081 } 082 083 084}