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拷贝文件的源代码

摘要: 拷贝文件的源代码

内容: //-----------Class CopyFile Begin---------
//Class CopyFile
//CopyRight:Writed By Yun-Fengsheng
//Last modify time:2001-11-16
//Method: public boolean copy(String from_filename,String to_filename)
class CopyFile
{
public boolean copy(String file1,String file2)
{
try //must try and catch,otherwide will compile error
{
//instance the File as file_in and file_out
java.io.File file_in=new java.io.File(file1);
java.io.File file_out=new java.io.File(file2);
FileInputStream in1=new FileInputStream(file_in);
FileOutputStream out1=new FileOutputStream(file_out);
byte[] bytes=new byte[1024];
int c;
while((c=in1.read(bytes))!=-1)
out1.write(bytes,0,c);
in1.close();
out1.close();
return(true); //if success then return true
}

catch(Exception e)
{
System.out.println("Error!");
return(false); //if fail then return false
}
}
}

//Class CopyFile Example
/*
CopyFile copy1=new CopyFile();
boolean copy_ok=copy1.copy("c:/hello.jsp","c:/hello_backup.jsp");
if(copy_ok)
{
out.println("拷贝成功！");
}
else
{
out.println("拷贝失败！");
}
*/
//-----------Class CopyFile End----------- Java, java, J2SE, j2se, J2EE, j2ee, J2ME, j2me, ejb, ejb3, JBOSS, jboss, spring, hibernate, jdo, struts, webwork, ajax, AJAX, mysql, MySQL, Oracle, Weblogic, Websphere, scjp, scjd
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