替换字符串

package cn.happy.shangji3; import java.io.BufferedReader; import java.io.BufferedWriter; import java.io.FileReader; import java.io.FileWriter; import java.io.IOException; import java.io.Reader; import java.io.Writer; public class MyMain { /** * @param args * @throws IOException */ public static void main(String[] args) throws IOException { Reader reader=new FileReader("f:/Queen.txt"); BufferedReader br=new BufferedReader(reader); String line; StringBuffer sBuffer=new StringBuffer(); //循环读取并追加字符 while((line=br.readLine())!=null){ sBuffer.append(line); } System.out.println("替换前："+sBuffer); Writer writer=new FileWriter("f:/Queen.txt"); BufferedWriter bw=new BufferedWriter(writer); //替换后内容 String sbString=sBuffer.toString().replace("{name}", "静静"); sbString=sbString.replace("{type}", "狗狗"); sbString=sbString.replace("{master}", "Queen"); System.out.println("替换后："+sbString); bw.write(sbString); bw.close(); writer.close(); br.close(); reader.close(); } }