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 import java.io.BufferedWriter;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.OutputStreamWriter;
import java.io.RandomAccessFile;
/**
 * ÃèÊö£º×·¼ÓÄÚÈݵ½Îļþĩβ
 * @author Administrator
 *
 */
public class WriteStreamAppend {
 /**
  * ×·¼ÓÎļþ£ºÊ¹ÓÃFileOutputStream£¬ÔÚ¹¹ÔìFileOutputStreamʱ£¬°ÑµÚ¶þ¸ö²ÎÊýÉèΪtrue
  *
  * @param fileName
  * @param content
  */
 public static void method1(String file, String conent) {
  BufferedWriter out = null;
  try {
   out = new BufferedWriter(new OutputStreamWriter(
     new FileOutputStream(file, true)));
   out.write(conent);
  } catch (Exception e) {
   e.printStackTrace();
  } finally {
   try {
    out.close();
   } catch (IOException e) {
    e.printStackTrace();
   }
  }
 }
 /**
  * ×·¼ÓÎļþ£ºÊ¹ÓÃFileWriter
  *
  * @param fileName
  * @param content
  */
 public static void method2(String fileName, String content) {
  try {
   // ´ò¿ªÒ»¸öдÎļþÆ÷£¬¹¹Ô캯ÊýÖеĵڶþ¸ö²ÎÊýtrue±íʾÒÔ×·¼ÓÐÎʽдÎļþ
   FileWriter writer = new FileWriter(fileName, true);
   writer.write(content);
   writer.close();
  } catch (IOException e) {
   e.printStackTrace();
  }
 }
 /**
  * ×·¼ÓÎļþ£ºÊ¹ÓÃRandomAccessFile
  *
  * @param fileName
  *            ÎļþÃû
  * @param content
  *            ×·¼ÓµÄÄÚÈÝ
  */
 public static void method3(String fileName, String content) {


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