java FileOutputStream写入文件

import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;

public class writeFile {
public static void writeFile(String filePath){
File file = new File(filePath);
FileOutputStream fop=null;
String content = "This is the text content";
try {
fop= new FileOutputStream(file);
//如果文件不存在则创建
if (!file.exists()) {
file.createNewFile();
}
// 将content存入字节数组中
byte[] contentInBytes = content.getBytes();
fop.write(contentInBytes);//将contentInBytes字节数组中的内容写到输出流
fop.flush();//刷新此输出流并强制写出所有缓冲的输出字节
fop.close();
System.out.println("写入成功");
} catch (FileNotFoundException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}finally{
try {
if (fop != null) {
fop.close();
}
}catch (IOException e) {
e.printStackTrace();
}
}
}
public static void main(String[] args) {
String filePath="F:\\test\\testw.txt";
writeFile(filePath);
}
}