package com.joe.utilities.common.util;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.PrintWriter;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.StringTokenizer;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
public class MyFile {
public static final int FILE_WORD = 1; //以word文件格式打开的常量
public static final int FILE_EXCEL = 2; //以excel文件格式打开的常量
public static final int FILE_TXT = 3; //以txt文件格式打开的常量
private static final Log log = LogFactory.getLog(MyFile.class);
private String message;
public MyFile() {
}
/**
* 读取文本文件内容
* @param filePathAndName 带有完整绝对路径的文件名
* @param encoding 文本文件打开的编码方式
* @return 返回文本文件的内容
*/
public String readTxt(String filePathAndName,String encoding) throws IOException{
encoding = encoding.trim();
StringBuffer str = new StringBuffer("");
String st = "";
try{
FileInputStream fs = new FileInputStream(filePathAndName);
InputStreamReader isr;
if(encoding.equals("")){
isr = new InputStreamReader(fs);
}else{
isr = new InputStreamReader(fs,encoding);
}
BufferedReader br = new BufferedReader(isr);
try{
String data = "";
while((data = br.readLine())!=null){
str.append(data+" ");
}
}catch(Exception e){
str.append(e.toString());
}
st = str.toString();
fs.close();
isr.close();
}catch(IOException es){
st = "";
}
return st;
}
/**
* 新建目录
* @param folderPath 目录
* @return 返回目录创建后的路径
*/
public String createFolder(String folderPath) {
String txt = folderPath;
try {
java.io.File myFilePath = new java.io.File(txt);
txt = folderPath;
if (!myFilePath.exists()) {
myFilePath.mkdir();
}
}
catch (Exception e) {
message = "创建目录操作出错";
}
return txt;
}
/**
* 多级目录创建
* @param folderPath 准备要在本级目录下创建新目录的目录路径 例如 c:myf
* @param paths 无限级目录参数，各级目录以单数线区分 例如 a|b|c
* @return 返回创建文件后的路径 例如 c:myfac
*/
public String createFolders(String folderPath, String paths){
String txts = folderPath;
try{
String txt;
txts = folderPath;
StringTokenizer st = new StringTokenizer(paths,"|");
for(int i=0; st.hasMoreTokens(); i++){
txt = st.nextToken().trim();
if(txts.lastIndexOf("/")!=-1){
txts = createFolder(txts+txt);
}else{
txts = createFolder(txts+txt+"/");
}
}
}catch(Exception e){
message = "创建目录操作出错！";
}
return txts;
}
/**
* 新建文件
* @param filePathAndName 文本文件完整绝对路径及文件名
* @param fileContent 文本文件内容
* @return
*/
public void createFile(String filePathAndName) {
try {
String filePath = filePathAndName;
filePath = filePath.toString();
File myFilePath = new File(filePath);
if (!myFilePath.exists()) {
log.info("开始创建文件..");
myFilePath.createNewFile();
}else {
log.info("文件已存在..");
}
}
catch (Exception e) {
message = "创建文件操作出错";
}
}
/**
* 新建文件
* @param filePathAndName 文本文件完整绝对路径及文件名
* @param fileContent 文本文件内容
* @return
*/
public void createFile(String filePathAndName, String fileContent) {
try {
String filePath = filePathAndName;
filePath = filePath.toString();
File myFilePath = new File(filePath);
if (!myFilePath.exists()) {
myFilePath.createNewFile();
}
FileWriter resultFile = new FileWriter(myFilePath);
PrintWriter myFile = new PrintWriter(resultFile);
String strContent = fileContent;
myFile.println(strContent);
myFile.close();
resultFile.close();
}
catch (Exception e) {
message = "创建文件操作出错";
}
}
/**
* 有编码方式的文件创建
* @param filePathAndName 文本文件完整绝对路径及文件名
* @param fileContent 文本文件内容
* @param encoding 编码方式 例如 GBK 或者 UTF-8
* @return
*/
public void createFile(String filePathAndName, String fileContent, String encoding) {
try {
String filePath = filePathAndName;
filePath = filePath.toString();
File myFilePath = new File(filePath);
if (!myFilePath.exists()) {
myFilePath.createNewFile();
}
PrintWriter myFile = new PrintWriter(myFilePath,encoding);
String strContent = fileContent;
myFile.println(strContent);
myFile.close();
}
catch (Exception e) {
message = "创建文件操作出错";
}
}
/**
* 删除文件
* @param filePathAndName 文本文件完整绝对路径及文件名
* @return Boolean 成功删除返回true遭遇异常返回false
*/
public boolean delFile(String filePathAndName) {
boolean bea = false;
try {
String filePath = filePathAndName;
File myDelFile = new File(filePath);
if(myDelFile.exists()){
myDelFile.delete();
bea = true;
}else{
bea = false;
message = (filePathAndName+"<br>删除文件操作出错");
}
}
catch (Exception e) {
message = e.toString();
}
return bea;
}
/**
* 删除文件夹
* @param folderPath 文件夹完整绝对路径
* @return
*/
public void delFolder(String folderPath) {
try {
delAllFile(folderPath); //删除完里面所有内容
String filePath = folderPath;
filePath = filePath.toString();
java.io.File myFilePath = new java.io.File(filePath);
myFilePath.delete(); //删除空文件夹
}
catch (Exception e) {
message = ("删除文件夹操作出错");
}
}
/**
* 删除指定文件夹下所有文件
* @param path 文件夹完整绝对路径
* @return
* @return
*/
public boolean delAllFile(String path) {
boolean bea = false;
File file = new File(path);
if (!file.exists()) {
return bea;
}
if (!file.isDirectory()) {
return bea;
}
String[] tempList = file.list();
File temp = null;
for (int i = 0; i < tempList.length; i++) {
if (path.endsWith(File.separator)) {
temp = new File(path + tempList[i]);
}else{
temp = new File(path + File.separator + tempList[i]);
}
if (temp.isFile()) {
temp.delete();
}
if (temp.isDirectory()) {
delAllFile(path+"/"+ tempList[i]);//先删除文件夹里面的文件
delFolder(path+"/"+ tempList[i]);//再删除空文件夹
bea = true;
}
}
return bea;
}
/**
* 复制单个文件
* @param oldPathFile 准备复制的文件源
* @param newPathFile 拷贝到新绝对路径带文件名
* @return
*/
public void copyFile(String oldPathFile, String newPathFile) {
try {
int bytesum = 0;
int byteread = 0;
File oldfile = new File(oldPathFile);
if (oldfile.exists()) { //文件存在时
InputStream inStream = new FileInputStream(oldPathFile); //读入原文件
FileOutputStream fs = new FileOutputStream(newPathFile);
byte[] buffer = new byte[1444];
while((byteread = inStream.read(buffer)) != -1){
bytesum += byteread; //字节数 文件大小
System.out.println(bytesum);
fs.write(buffer, 0, byteread);
}
inStream.close();
}
}catch (Exception e) {
message = ("复制单个文件操作出错");
}
}
/**
* 复制整个文件夹的内容
* @param oldPath 准备拷贝的目录
* @param newPath 指定绝对路径的新目录
* @return
*/
public void copyFolder(String oldPath, String newPath) {
try {
new File(newPath).mkdirs(); //如果文件夹不存在 则建立新文件夹
File a=new File(oldPath);
String[] file=a.list();
File temp=null;
for (int i = 0; i < file.length; i++) {
if(oldPath.endsWith(File.separator)){
temp=new File(oldPath+file[i]);
}else{
temp=new File(oldPath+File.separator+file[i]);
}
if(temp.isFile()){
FileInputStream input = new FileInputStream(temp);
FileOutputStream output = new FileOutputStream(newPath + "/" +
(temp.getName()).toString());
byte[] b = new byte[1024 * 5];
int len;
while ((len = input.read(b)) != -1) {
output.write(b, 0, len);
}
output.flush();
output.close();
input.close();
}
if(temp.isDirectory()){//如果是子文件夹
copyFolder(oldPath+"/"+file[i],newPath+"/"+file[i]);
}
}
}catch (Exception e) {
message = "复制整个文件夹内容操作出错";
}
}
/**
* 移动文件
* @param oldPath
* @param newPath
* @return
*/
public void moveFile(String oldPath, String newPath) {
copyFile(oldPath, newPath);
delFile(oldPath);
}
/**
* 移动目录
* @param oldPath
* @param newPath
* @return
*/
public void moveFolder(String oldPath, String newPath) {
copyFolder(oldPath, newPath);
delFolder(oldPath);
}
public String getMessage(){
return this.message;
}
public static void readline(String file,String writerfile){
try{
FileReader fr = new FileReader(file);
BufferedReader br = new BufferedReader(fr);
FileWriter fw = new FileWriter(writerfile); //写文件操作，把得到的file对应的文件中内容写入，writerfile中去。
BufferedWriter bw = new BufferedWriter(fw);
String readoneline;
int l;
while((l = br.read()) != -1){
readoneline = br.readLine();
bw.write(readoneline);
bw.newLine();
System.out.println(readoneline);
}
bw.flush();
br.close();
bw.close();
br.close();
fw.close();
fr.close();
}catch(IOException e){
e.printStackTrace();
}
}
public static void readfile(String file){
try{
FileReader reader = new FileReader(file);
BufferedReader br = new BufferedReader(reader);
String s1 = null;
while((s1 = br.readLine()) != null) {
System.out.println(s1);
}
br.close();
reader.close();
}catch(IOException e){
e.printStackTrace();
}
}
/**
* 追加内容到文件末尾
* @param oldPath
* @param newPath
* @return
*/
public static void writeData(String filePath, String content) {
log.info("开始追加内容..");
try {
FileWriter fw = new FileWriter(filePath,true);
BufferedWriter bw = new BufferedWriter(fw);
bw.newLine();
bw.write(content);
bw.flush();
fw.close();
} catch (IOException e) {
log.info("追加内容失败..");
e.printStackTrace();
}
}
public void writeLog(String msgtype,String serviceid,String content){
log.info("写入txt开始。。。");
try {
MyFile myFile = new MyFile();
String url = this.getClass().getResource("").getPath().replaceAll("%20", " ");
String path = url.substring(0, url.indexOf("WEB-INF"));
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
String fileName = path+msgtype+"log/"+sdf.format(new Date())+"-"+serviceid+".txt";
myFile.createFile(fileName);
myFile.writeData(fileName, content);
} catch (Exception e) {
log.info("写入txt发生错误。。。");
log.info(e.toString());
}
}
/*
* 列出目录所有文件名
*
* */
public static List getFileList(String folderPath){
List fileList = new ArrayList();
try{
File dir = new File(folderPath);
String[] fs = dir.list();
if(fs==null || fs.length==0){
return null;
}
for (int i = 0; i < fs.length; i++){
fileList.add(fs[i]);
}
}catch(Exception e){
e.printStackTrace();
}
return fileList;
}
/**
* 此方法是按照文档格式打开文件
* @param fileType
* @param path
*/
public static void openFile(int fileType,String path){
if (fileType == MyFile.FILE_EXCEL){
try {
Runtime.getRuntime().exec("cmd /c start excel "+path);
} catch (IOException e) {
e.printStackTrace();
}
} else if (fileType == MyFile.FILE_TXT){
try {
Runtime.getRuntime().exec("notepad "+path);
} catch (IOException e) {
e.printStackTrace();
}
}
}
public static void main(String [] args){
MyFile myFile = new MyFile();
String pathString = "d:\\dd.txt";
myFile.createFile(pathString);
myFile.writeData(pathString, "f>>>888>>>sfjsdlfjl");
}
}