8.3fileio.java

来自「JAVA程序设计的源代码」· Java 代码 · 共 21 行

import java.io.*;
public class FileIO{
public static void main(String args[]) {
try{
File inFile=new File("infile.txt");
File outFile=new File("outfile.txt");
FileInputStream in=new FileInputStream(inFile);    //创建文件输入流
FileOutputStream out=new  FileOutputStream(outFile);    //创建文件输出流
int c;
while((c=in.read( ))!= -1)    //通过输入流循环读取文件inFile
out.write(c);    //通过输出流将读取内容写入文件outFile
in.close( );
out.close( );
}catch(FileNotFoundException e) {    //捕获文件未找到异常
System.out.println("FileStreamsTest: "+e);
}catch(IOException e) {    //捕获输入输出异常
System.err.println("FileStreamsTest: "+e);
}
}
}