/*****************************************************************************
* *
* This file is part of the tna framework distribution. *
* Documentation and updates may be get from biaoping.yin the author of *
* this framework *
* *
* Sun Public License Notice: *
* *
* The contents of this file are subject to the Sun Public License Version *
* 1.0 (the "License"); you may not use this file except in compliance with *
* the License. A copy of the License is available at http://www.sun.com *
* *
* The Original Code is tag. The Initial Developer of the Original *
* Code is biaoping yin. Portions created by biaoping yin are Copyright *
* (C) 2000. All Rights Reserved. *
* *
* GNU Public License Notice: *
* *
* Alternatively, the contents of this file may be used under the terms of *
* the GNU Lesser General Public License (the "LGPL"), in which case the *
* provisions of LGPL are applicable instead of those above. If you wish to *
* allow use of your version of this file only under the terms of the LGPL *
* and not to allow others to use your version of this file under the SPL, *
* indicate your decision by deleting the provisions above and replace *
* them with the notice and other provisions required by the LGPL. If you *
* do not delete the provisions above, a recipient may use your version of *
* this file under either the SPL or the LGPL. *
* *
* biaoping.yin (yin-bp@163.com) *
* Author of Learning Java *
* *
*****************************************************************************/
package com.frameworkset.util;
import java.io.File;
import java.io.FileInputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.RandomAccessFile;
import java.io.UnsupportedEncodingException;
import java.lang.reflect.Method;
import java.sql.Blob;
import java.sql.Clob;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.log4j.Logger;
import org.frameworkset.util.io.Resource;
/**
* To change for your class or interface DAO中VOObject String类型与PO数据类型转换工具类.
*
* @author biaoping.yin
* @version 1.0
*/
public class StringUtil extends SimpleStringUtil {
private static Logger log = Logger.getLogger(StringUtil.class);
private static Method httpOnlyMethod = null;
static
{
try {
httpOnlyMethod = Cookie.class.getMethod("setHttpOnly", boolean.class);
} catch (Exception e) {
}
}
public static String getCookieValue(HttpServletRequest request,String name,String defaultvalue)
{
Cookie[] cookies = request.getCookies();
if(cookies == null)
{
return defaultvalue;
}
String temp_ = null;
for (Cookie temp : cookies) {
if(name.equals(temp.getName()))
{
temp_ = temp.getValue();
break;
}
}
if(temp_==null){
temp_ = defaultvalue;
}
return temp_;
}
public static final String COOKIE_PREFIX = "pager";
public static String builderPagingSizeCookieName(String pagerContextId,String baseUri){
baseUri = baseUri.replace('/', '_');
String cookieid = pagerContextId == null ?COOKIE_PREFIX + baseUri :COOKIE_PREFIX + baseUri + "_" +pagerContextId;
return cookieid;
}
public static String getCookieValue(HttpServletRequest request,String name)
{
return getCookieValue(request,name,null);
}
public static void addCookieValue(HttpServletRequest request,HttpServletResponse response ,String name,String value,int maxage)
{
addCookieValue( request, response , name, value, maxage, true);
}
public static void addCookieValue(HttpServletRequest request,HttpServletResponse response ,String name,String value,int maxage,boolean httponly,boolean secure)
{
addCookieValue(request,response ,name,value,maxage,httponly,secure,null);
}
public static boolean hasHttpOnlyMethod()
{
return httpOnlyMethod != null;
}
public static void addCookieValue(HttpServletRequest request,HttpServletResponse response ,String name,String value,int maxage,boolean httponly,boolean secure,String domain)
{
addCookieValue( request,null, response , name, value, maxage, httponly, secure, domain);
}
public static void addCookieValue(HttpServletRequest request,String path,HttpServletResponse response ,String name,String value,int maxage,boolean httponly,boolean secure,String domain)
{
try
{
if(path == null)
path = request.getContextPath();
if(path.equals(""))
path = "/";
// Cookie[] cookies = request.getCookies();
//
// Cookie loginPathCookie = null;
// if(cookies != null)
// {
// for(Cookie cookie:cookies)
// {
// if(name.equals(cookie.getName()))
// {
// loginPathCookie = cookie;
// break;
// }
// }
// }
Cookie loginPathCookie = null;
// if(loginPathCookie == null)
{
loginPathCookie = new Cookie(name, value);
loginPathCookie.setMaxAge(maxage);
loginPathCookie.setPath(path);
if(httpOnlyMethod != null)
{
httpOnlyMethod.invoke(loginPathCookie, httponly);
}
loginPathCookie.setSecure(secure);
if(domain != null)
{
loginPathCookie.setDomain(domain);
}
response.addCookie(loginPathCookie);
}
// else
// {
// loginPathCookie.setMaxAge(maxage);
// loginPathCookie.setValue(value);
// loginPathCookie.setPath(path);
// if(httpOnlyMethod != null)
// {
// httpOnlyMethod.invoke(loginPathCookie, httponly);
//
// }
// if(domain != null)
// {
// loginPathCookie.setDomain(domain);
// }
// response.addCookie(loginPathCookie);
// // loginPathCookie.setPath(request.getContextPath());
// }
}
catch(Throwable e)
{
}
}
public static void addCookieValue(HttpServletRequest request,HttpServletResponse response ,String name,String value,int maxage,boolean httponly)
{
addCookieValue(request,response ,name,value,maxage,httponly,false);
}
public static void addCookieValue(HttpServletRequest request,HttpServletResponse response ,String name,String value)
{
addCookieValue( request, response , name, value,3600 * 24);
}
public static String getRealPath(HttpServletRequest request, String path) {
if(isHttpUrl(path))
return path;
String contextPath = request.getContextPath();
if (contextPath == null) {
// System.out.println("StringUtil.getRealPath() contextPath:"
// + contextPath);
return path;
}
if (path == null) {
return null;
}
if (path.startsWith("/") && !path.startsWith(contextPath + "/")) {
if (!contextPath.equals("/"))
return contextPath + path;
else {
return path;
}
} else {
return path;
}
// return getRealPath(request, path,false);
}
public static String getRealPath(HttpServletRequest request, String path,boolean usebase) {
if(isHttpUrl(path))
return path;
String contextPath = request.getContextPath();
if (contextPath == null || contextPath.equals("") || contextPath.equals("/")) {
// System.out.println("StringUtil.getRealPath() contextPath:"
// + contextPath);
if(usebase)//如果需要检测上下文路径为空串，那么如果path第一个字符不是/，那么需要补充字符/到第一个位置
{
if(isEmpty(path))
return "/";
else
{
return path.startsWith("/")?path:"/"+path;
}
}
else
{
return path;
}
}
if (path == null) {
return null;
}
if (path.startsWith("/") && !path.startsWith(contextPath + "/")) {
if (!contextPath.equals("/"))
path = contextPath + path;
else {
// return path;
}
} else {
// return path;
}
return path;
// return getRealPath(contextPath, path, usebase);
}
public static String getParameter(HttpServletRequest request, String name,
String defaultValue) {
String value = request.getParameter(name);
return value != null ? value : defaultValue;
}
public static void main(String args[]) {
// String str = "中文,'bb,cc,'dd";
// try {
// str = new String(str.getBytes(), "utf-8");
// } catch (UnsupportedEncodingException ex) {
// }
// System.out.println(str.getBytes()[0]);
// System.out.println(str.getBytes()[1]);
// System.out.println(str.getBytes()[2]);
// System.out.println(str.getBytes()[3]);
//
// System.out.println("?".getBytes()[0]);
int maxlength = 16;
String replace ="...";
String outStr = "2010年02月04日12时许，何金瑶（女、1987年06月18日生、身份证：430981198706184686、湖南省沅江市沅江市南大膳镇康宁村十二村民组24号）报警：其经营的益阳市电信对面的晴天服装店被盗了。接警后我所民警立即赶至现场了解系，今日中午12时许何金瑶与母亲黄志元在店内做生意，有两男子进入店内，其中一男子以搬店内的试衣镜出去吸引注意力。另一男子就进行盗窃，盗取了其店内收银台抽屉内700元人民币";
System.out.println(StringUtil.getHandleString(maxlength,replace,false,false,outStr));
outStr = "2010年02月07日11时许，周灵颖报警：在2路公交车上被扒窃，并抓获一名嫌疑人。民警出警后，经调查，周灵颖于当日10时40分许坐2路车到桥南，途中被二名男子扒窃现金3100元。一名被当场抓获，另一名已逃走。 ";
System.out.println(StringUtil.getHandleString(maxlength,replace,false,false,outStr));
}
// private static String handleCNName(String name,HttpServletRequest request) throws UnsupportedEncodingException
// {
// if(isIE(request))
// {
// name = java.net.URLEncoder.encode(name.replaceAll(" ", "-"),"UTF-8");
//// response.setHeader("Content-Disposition", "attachment; filename=" + name);
// }
// else
// {
// name = new String(name.getBytes(),"ISO-8859-1").replaceAll(" ", "-");
//// response.setHeader("Content-Disposition", "attachment; filename=" + name);
// }
// return name;
// }
public static void sendFile(HttpServletRequest request, HttpServletResponse response, File file) throws Exception {
OutputStream out = null;
RandomAccessFile raf = null;
try {
raf = new RandomAccessFile(file, "r");
out = response.getOutputStream();
long fileSize = raf.length();
long rangeStart = 0;
long rangeFinish = fileSize - 1;
// accept attempts to resume download (if any)
String range = request.getHeader("Range");
if (range != null && range.startsWith("bytes=")) {
String pureRange = range.replaceAll("bytes=", "");
int rangeSep = pureRange.indexOf("-");
try {
rangeStart = Long.parseLong(pureRange.substring(0, rangeSep));
if (rangeStart > fileSize || rangeStart < 0) rangeStart = 0;
} catch (NumberFormatException e) {
// ignore the exception, keep rangeStart unchanged
}
if (rangeSep < pureRange.length() - 1) {
try {
rangeFinish = Long.parseLong(pureRange.substring(rangeSep + 1));
if (rangeFinish < 0 || rangeFinish >= fileSize) rangeFinish = fileSize - 1;
} catch (NumberFormatException e) {
// ignore the exception
}
}
}
// set some headers
String name = handleCNName(file.getName(),request);
response.setHeader("Content-Disposition", "attachment; filename=" + name);
// response.setHeader("Content-Disposition", "attachment; filename=" + new String(file.getName().getBytes(),"ISO-8859-1").replaceAll(" ", "-"));
response.setHeader("Accept-Ranges", "bytes");
response.setHeader("Content-Length", Long.toString(rangeFinish - rangeStart + 1));
response.setHeader("Content-Range", "bytes " + rangeStart + "-" + rangeFinish + "/" + fileSize);
// seek to the requested offset
raf.seek(rangeStart);
// send the file
byte buffer[] = new byte[1024];
long len;
int totalRead = 0;
boolean nomore = false;
while (true) {
len = raf.read(buffer);
if (len > 0 && totalRead + len > rangeFinish - rangeStart + 1) {
// read more then required?
// adjust the length
len = rangeFinish - rangeStart + 1 - totalRead;
nomore = true;
}
if (len > 0) {
out.write(buffer, 0, (int) len);
totalRead += len;
if (nomore) break;
} else {
break;
}
}
out.flush();
}
catch(Exception e)
{
throw e;
}
finally {
try
{
raf.close();
}
catch (Exception e)
{
// TODO Auto-generated catch block
e.printStackTrace();
}
try
{
out.close();
}
catch (Exception e)
{
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
public static void sendFile(HttpServletRequest request, HttpServletResponse response, String filename,Blob blob) throws Exception {
if(blob == null)
return ;
sendFile_( request, response, filename,blob.getBinaryStream(),blob.length());
}
public static void sendFile(HttpServletRequest request, HttpServletResponse response, String filename,InputStream stream) throws Exception {
if(stream == null)
return ;
sendFile_( request, response, filename,stream);
}
public static void sendFile(HttpServletRequest request, HttpServletResponse response, String filename,Clob clob) throws Exception {
if(clob == null)
return ;
sendFile_( request, response, filename,clob.getAsciiStream(),clob.length());
}
public static boolean isIE(HttpServletRequest request)
{
String agent = request.getHeader("User-Agent");
// log.debug(">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>isie:" + agent);
boolean isie = agent != null? agent.contains("MSIE "):false;
// log.debug(">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>isie:" + isie);
return isie;
}
public static boolean isIE6(HttpServletRequest request)
{
String clientInfo = request.getHeader("User-Agent");
if(clientInfo == null)
return false;
if(clientInfo.indexOf("MSIE 6") > 0 || clientInfo.indexOf("MSIE 5") > 0){//IE6，用GBK，此处实现由局限性
return true;
}
else
return false;
}
public static String handleCNName(String name,HttpServletRequest request) throws UnsupportedEncodingException
{
String agent = request.getHeader("User-Agent");
// log.debug(">>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>isie:" + agent);
boolean isie = agent != null ?agent.contains("MSIE "):false;
if(isie )
{
// if( (agent.indexOf("MSIE 6") > 0 || agent.indexOf("MSIE 5") > 0))
// {
// name = new String(name.getBytes(),"ISO-8859-1").replaceAll(" ", "-");
// }
// else
{
name = java.net.URLEncoder.encode(name.replaceAll(" ", "-"),"UTF-8");
}
}
else
{
name = new String(name.getBytes(),"ISO-8859-1").replaceAll(" ", "-");
}
return name;
}
public static void sendFile_(HttpServletRequest request, HttpServletResponse response, Resource in) throws Exception {
// if(in == null || in.exists())
// throw new IOException("资源不存在,下载失败");
try
{
sendFile_(request, response, in.getFilename(),in.getInputStream());
}
finally
{
in.release();
}
}
public static void sendFile_(HttpServletRequest request, HttpServletResponse response, String filename,InputStream in) throws Exception {
OutputStream out = null;
// InputStream in = null;
try {
if(in == null)
return;
out = response.getOutputStream();
String name = StringUtil.handleCNName(filename,request);
response.setContentType("Application");
response.setHeader("Content-Disposition", "attachment; filename=" + name);
// response.setHeader("Content-Disposition", "attachment; filename=" + new String(filename.getBytes(),"ISO-8859-1").replaceAll(" ", "-"));
// response.setHeader("Accept-Ranges", "bytes");
// response.setHeader("Content-Length", Long.toString(rangeFinish - rangeStart + 1));
// response.setHeader("Content-Range", "bytes " + rangeStart + "-" + rangeFinish + "/" + fileSize);
// seek to the requested offset
// send the file
byte buffer[] = new byte[1024];
// in.skip(rangeStart);
long len;
int totalRead = 0;
// boolean nomore = false;
while (true) {
len = in.read(buffer);
if(len > 0)
{
out.write(buffer, 0, (int) len);
totalRead += len;
}
else
{
break;
}
}
out.flush();
}
catch(Exception e)
{
throw e;
}
finally {
try
{
if(in != null)
in.close();
}
catch (Exception e)
{
}
try
{
if(out != null)
out.close();
}
catch (Exception e)
{
}
}
}
public static void showFile(HttpServletRequest request, HttpServletResponse response, String filename,InputStream in) throws Exception {
OutputStream out = null;
// InputStream in = null;
try {
if(in == null)
return;
out = response.getOutputStream();
String name = StringUtil.handleCNName(filename,request);
response.setContentType(FileUtil.getMimeTypeByleName(name));
response.setHeader( "Content-Disposition", "inline; filename="+name);
// response.setHeader("Content-Disposition", "attachment; filename=" + name);
// response.setHeader("Content-Disposition", "attachment; filename=" + new String(filename.getBytes(),"ISO-8859-1").replaceAll(" ", "-"));
// response.setHeader("Accept-Ranges", "bytes");
// response.setHeader("Content-Length", Long.toString(rangeFinish - rangeStart + 1));
// response.setHeader("Content-Range", "bytes " + rangeStart + "-" + rangeFinish + "/" + fileSize);
// seek to the requested offset
// send the file
byte buffer[] = new byte[1024];
// in.skip(rangeStart);
long len;
int totalRead = 0;
// boolean nomore = false;
while (true) {
len = in.read(buffer);
if(len > 0)
{
out.write(buffer, 0, (int) len);
totalRead += len;
}
else
{
break;
}
}
out.flush();
}
catch(Exception e)
{
throw e;
}
finally {
try
{
if(in != null)
in.close();
}
catch (Exception e)
{
}
try
{
if(out != null)
out.close();
}
catch (Exception e)
{
}
}
}
public static void showFile(HttpServletRequest request, HttpServletResponse response, File file) throws Exception {
if(file == null || !file.exists())
return;
OutputStream out = null;
InputStream in = null;
String filename = file.getName();
// InputStream in = null;
try {
out = response.getOutputStream();
in = new java.io.BufferedInputStream(new FileInputStream(file));
String name = StringUtil.handleCNName(filename,request);
response.setContentType(FileUtil.getMimeTypeByleName(name));
response.setHeader( "Content-Disposition", "inline; filename="+name);
// response.setHeader("Content-Disposition", "attachment; filename=" + name);
// response.setHeader("Content-Disposition", "attachment; filename=" + new String(filename.getBytes(),"ISO-8859-1").replaceAll(" ", "-"));
// response.setHeader("Accept-Ranges", "bytes");
// response.setHeader("Content-Length", Long.toString(rangeFinish - rangeStart + 1));
// response.setHeader("Content-Range", "bytes " + rangeStart + "-" + rangeFinish + "/" + fileSize);
// seek to the requested offset
// send the file
byte buffer[] = new byte[1024];
// in.skip(rangeStart);
long len;
int totalRead = 0;
// boolean nomore = false;
while (true) {
len = in.read(buffer);
if(len > 0)
{
out.write(buffer, 0, (int) len);
totalRead += len;
}
else
{
break;
}
}
out.flush();
}
catch(Exception e)
{
throw e;
}
finally {
try
{
if(in != null)
in.close();
}
catch (Exception e)
{
}
try
{
if(out != null)
out.close();
}
catch (Exception e)
{
}
}
}
public static void showFile(HttpServletRequest request, HttpServletResponse response, String filename, Blob blob) throws Exception {
if(blob == null )
return;
OutputStream out = null;
InputStream in = null;
// InputStream in = null;
try {
out = response.getOutputStream();
in = new java.io.BufferedInputStream(blob.getBinaryStream());
String name = StringUtil.handleCNName(filename,request);
response.setContentType(FileUtil.getMimeTypeByleName(name));
response.setHeader( "Content-Disposition", "inline; filename="+name);
// response.setHeader("Content-Disposition", "attachment; filename=" + name);
// response.setHeader("Content-Disposition", "attachment; filename=" + new String(filename.getBytes(),"ISO-8859-1").replaceAll(" ", "-"));
// response.setHeader("Accept-Ranges", "bytes");
// response.setHeader("Content-Length", Long.toString(rangeFinish - rangeStart + 1));
// response.setHeader("Content-Range", "bytes " + rangeStart + "-" + rangeFinish + "/" + fileSize);
// seek to the requested offset
// send the file
byte buffer[] = new byte[1024];
// in.skip(rangeStart);
long len;
int totalRead = 0;
// boolean nomore = false;
while (true) {
len = in.read(buffer);
if(len > 0)
{
out.write(buffer, 0, (int) len);
totalRead += len;
}
else
{
break;
}
}
out.flush();
}
catch(Exception e)
{
throw e;
}
finally {
try
{
if(in != null)
in.close();
}
catch (Exception e)
{
}
try
{
if(out != null)
out.close();
}
catch (Exception e)
{
}
}
}
public static void sendFile_(HttpServletRequest request, HttpServletResponse response, String filename,InputStream in,long fileSize) throws Exception {
OutputStream out = null;
// InputStream in = null;
try {
if(in == null)
return;
out = response.getOutputStream();
// if(blob == null)
// return ;
// in = blob.getBinaryStream();
// long fileSize = blob.length();
long rangeStart = 0;
long rangeFinish = fileSize - 1;
// accept attempts to resume download (if any)
String range = request.getHeader("Range");
if (range != null && range.startsWith("bytes=")) {
String pureRange = range.replaceAll("bytes=", "");
int rangeSep = pureRange.indexOf("-");
try {
rangeStart = Long.parseLong(pureRange.substring(0, rangeSep));
if (rangeStart > fileSize || rangeStart < 0) rangeStart = 0;
} catch (NumberFormatException e) {
// ignore the exception, keep rangeStart unchanged
}
if (rangeSep < pureRange.length() - 1) {
try {
rangeFinish = Long.parseLong(pureRange.substring(rangeSep + 1));
if (rangeFinish < 0 || rangeFinish >= fileSize) rangeFinish = fileSize - 1;
} catch (NumberFormatException e) {
// ignore the exception
}
}
}
// set some headers
// if(isIE(request))
// {
// String name = java.net.URLEncoder.encode(filename.replaceAll(" ", "-"));
// response.setHeader("Content-Disposition", "attachment; filename=" + name);
// }
// else
// {
// response.setHeader("Content-Disposition", "attachment; filename=" + new String(filename.getBytes(),"ISO-8859-1").replaceAll(" ", "-"));
// }
String name = handleCNName(filename,request);
response.setHeader("Content-Disposition", "attachment; filename=" + name);
// response.setHeader("Content-Disposition", "attachment; filename=" + new String(filename.getBytes(),"ISO-8859-1").replaceAll(" ", "-"));
response.setHeader("Accept-Ranges", "bytes");
response.setHeader("Content-Length", Long.toString(rangeFinish - rangeStart + 1));
response.setHeader("Content-Range", "bytes " + rangeStart + "-" + rangeFinish + "/" + fileSize);
// seek to the requested offset
// send the file
byte buffer[] = new byte[1024];
in.skip(rangeStart);
long len;
int totalRead = 0;
boolean nomore = false;
while (true) {
len = in.read(buffer);
if (len > 0 && totalRead + len > rangeFinish - rangeStart + 1) {
// read more then required?
// adjust the length
len = rangeFinish - rangeStart + 1 - totalRead;
nomore = true;
}
if (len > 0) {
out.write(buffer, 0, (int) len);
totalRead += len;
if (nomore) break;
} else {
break;
}
}
out.flush();
}
catch(Exception e)
{
throw e;
}
finally {
try
{
if(in != null)
in.close();
}
catch (Exception e)
{
// TODO Auto-generated catch block
e.printStackTrace();
}
try
{
if(out != null)
out.close();
}
catch (Exception e)
{
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
public static String getClientIP(HttpServletRequest request)
{
String ip = request.getHeader("X-Forwarded-For");
if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
ip = request.getHeader("Proxy-Client-IP");
}
if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
ip = request.getHeader("WL-Proxy-Client-IP");
}
if(ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
ip = request.getRemoteAddr();
}
else
{
String[] temp = ip.split(",");//多重反向代理会有多个中间代理ip
log.debug("ip from client:"+ip);
ip = temp[0];
}
return ip;
}
}