package com.tivoli.jmx.tutorial.managedserver; import java.io.IOException; import java.io.File; import java.io.FileOutputStream; public class LogFile implements LogFileMBean { private java.lang.String name; private java.io.File logfile; private java.io.OutputStream logstream; private static LogFile logFileInstance; public LogFile(String name) { this.name = name; } public void close() throws IOException { logstream.close(); } public long getLastModified() { return logfile.lastModified(); } public java.io.OutputStream getOutputStream() { return logstream; } public long getSize() { return logfile.length(); } public void open() throws IOException { logfile = new File(name); logstream = new java.io.FileOutputStream(logfile); } public synchronized void rollOver() throws IOException { try { logstream.close(); logfile.renameTo(new File(name + ".backup")); } catch (IOException x) { System.err.println("Can't create a backup: " + x); } logstream = new FileOutputStream(logfile); } }