-
追加内容到文件末尾的几种常用方法
- import java.io.BufferedWriter;
- import java.io.FileOutputStream;
- import java.io.FileWriter;
- import java.io.IOException;
- import java.io.OutputStreamWriter;
- import java.io.RandomAccessFile;
-
-
-
-
-
-
- public class WriteStreamAppend {
-
-
-
-
-
-
- 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();
- }
- }
- }
-
-
-
-
-
-
-
- public static void method2(String fileName, String content) {
- try {
-
- FileWriter writer = new FileWriter(fileName, true);
- writer.write(content);
- writer.close();
- } catch (IOException e) {
- e.printStackTrace();
- }
- }
-
-
-
-
-
-
-
-
-
- public static void method3(String fileName, String content) {
- try {
-
- RandomAccessFile randomFile = new RandomAccessFile(fileName, "rw");
-
- long fileLength = randomFile.length();
-
- randomFile.seek(fileLength);
- randomFile.writeBytes(content);
- randomFile.close();
- } catch (IOException e) {
- e.printStackTrace();
- }
- }
-
- public static void main(String[] args) {
- System.out.println("start");
- method1("c:/test.txt", "追加到文件的末尾");
- System.out.println("end");
- }
-
- }
-
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原文地址:https://www.cnblogs.com/blogszixin/p/3401858.html
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