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崔成龙
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本次升级内容有：
1. 添加多文件上传功能及测试类（HttpAsyncClientUtil暂不支持）； 2. 添加请求重试机制（如果请求是幂等的，就再次尝试）。 3. 优化本地验证码图片上传识别优化本地验证码图片上传识别（旧方式改名为OldOCR）； 4. 优化http连接池使用策略，添加http连接池性能测试类
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‎src/main/java/com/tgb/ccl/http/common/util/OldOCR.java

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package com.tgb.ccl.http.common.util;
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import java.io.BufferedInputStream;
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import java.io.ByteArrayOutputStream;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.util.HashMap;
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import java.util.Map;
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import java.util.Map.Entry;
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import org.apache.http.Header;
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import org.apache.http.client.HttpClient;
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import com.tgb.ccl.http.common.HttpConfig;
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import com.tgb.ccl.http.common.HttpHeader;
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import com.tgb.ccl.http.common.Utils;
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import com.tgb.ccl.http.exception.HttpProcessException;
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import com.tgb.ccl.http.httpclient.HttpClientUtil;
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import com.tgb.ccl.http.httpclient.builder.HCB;
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/**
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* 识别验证码，自拼接http报文信息
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*
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* @author arron
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* @date 2016年3月24日 上午9:44:35
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* @version 1.0
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*/
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public class OldOCR {
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/**
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* 接口说明：
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* https://github.com/AvensLab/OcrKing/blob/master/线上识别http接口说明.txt
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*/
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private static final String apiUrl = "http://lab.ocrking.com/ok.html";
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private static final String apiKey = PropertiesUtil.getProperty("OCR.key");
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private static final String boundary = "----------------------------OcrKing_Client_Aven_s_Lab";
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private static final String end="\r\n--" + boundary + "--\r\n";
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private static final Header[] headers = HttpHeader.custom()
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.accept("text/html, image/gif, image/jpeg, *; q=.2, */*; q=.2")
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.userAgent("Mozilla/5.0 (Windows NT 5.1; zh-CN; rv:1.9.1.3) Gecko/20100101 Firefox/8.0")
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.contentType("multipart/form-data; boundary="+boundary)
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.referer("http://lab.ocrking.com/?javaclient0.1)")
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.build();
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private static final Map<String, Object> map = getParaMap();
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private static HttpClient client =null; //=HCB.custom().proxy("127.0.0.1", 8888).build();
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public static void enableCatch(){
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client =HCB.custom().proxy("127.0.0.1", 8888).build();
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}
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public static void unEnableCatch(){
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client =null;
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}
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//获取固定参数
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private static Map<String, Object> getParaMap(){
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//加载所有参数
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Map<String , Object> map = new HashMap<String, Object>();
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map.put("service", "OcrKingForCaptcha");
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map.put("language", "eng");
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map.put("charset", "7");//7-数字大写小写，5-数字大写字母
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map.put("type", "http://www.unknown.com");
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map.put("apiKey", apiKey);
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return map;
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}
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/**
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* 识别本地校验码（英文：字母+大小写）
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*
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* @param imgFilePath 验证码地址
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* @return
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*/
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public static String ocrCode(String filePath){
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return ocrCode(filePath, 0);
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}
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/**
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* 识别本地校验码（英文：字母+大小写）
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*
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* @param imgFilePath 验证码地址
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* @param limitCodeLen 验证码长度（如果结果与设定长度不一致，则返回获取失败的提示）
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* @return
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*/
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@SuppressWarnings("resource")
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public static String ocrCode(String imgFilePath, int limitCodeLen){
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byte[] data = null;
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String fileName = imgFilePath.replaceAll("[^/]*/|[^\\\\]*\\\\", "");
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StringBuffer strBuf = new StringBuffer();
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for (Entry<String, Object> entry : map.entrySet()) {
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strBuf.append("\r\n").append("--").append(boundary).append("\r\n");
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strBuf.append("Content-Disposition: form-data; name=\"" + entry.getKey() + "\"\r\n\r\n");
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strBuf.append(entry.getValue());
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}
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strBuf.append("\r\n").append("--").append(boundary).append("\r\n");
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strBuf.append("Content-Disposition: form-data; name=\"ocrfile\"; filename=\"" + fileName + "\"\r\n");
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strBuf.append("Content-Type:application/octet-stream\r\n\r\n");
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//读取文件
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File f = new File(imgFilePath);
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if(!f.exists()){
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return "Error:文件不存在!";
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}
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//内容长度=参数长度+文件长度+结尾字符串长度
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ByteArrayOutputStream bos = new ByteArrayOutputStream(strBuf.length()+(int)f.length()+end.length());
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try {
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bos.write(strBuf.toString().getBytes());//转化参数内容
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BufferedInputStream in = new BufferedInputStream(new FileInputStream(f));
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int buf_size = 1024;
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int len = 0;
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byte[] buf = new byte[buf_size];
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while (-1 != (len = in.read(buf, 0, buf_size))) {
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bos.write(buf, 0, len);
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}
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bos.write(end.getBytes());
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data= bos.toByteArray();
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} catch (IOException e) {
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Utils.exception(e);
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}
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Map<String , Object> m = new HashMap<String, Object>();
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m.put(Utils.ENTITY_BYTES, data);
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String html;
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try {
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html = HttpClientUtil.post(HttpConfig.custom().client(client).url(apiUrl).headers(headers).map(m));
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//System.out.println(html);
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String[] results = StringUtil.regex("<Result>([^<]*)</Result>\\s*<Status>([^<]*)</Status>", html);
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if(results.length>0){
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//System.out.println(results[0]);
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if(Boolean.parseBoolean(results[1])){
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if(limitCodeLen<=0 || limitCodeLen==results[0].length()){//不判断长度或者长度一致时，直接返回
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return results[0];
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}else{
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return "Error:获取失败! 原因：识别结果长度为:"+results[0].length()+"（期望长度:"+limitCodeLen+"）";
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}
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}else{
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return "Error:获取失败! 原因："+results[0];
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}
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}
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} catch (HttpProcessException e) {
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Utils.exception(e);
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}
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return "Error:获取失败!";
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}
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/**
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* 直接获取网络验证码（验证码不刷新）
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*
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* @param imgUrl 验证码地址
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* @return
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*/
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public static String ocrCode4Net(String imgUrl){
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return ocrCode4Net(imgUrl, 0);
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}
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/**
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* 直接获取网络验证码（验证码不刷新）
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*
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* @param imgUrl 验证码地址
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* @param limitCodeLen 验证码长度
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* @return
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*/
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public static String ocrCode4Net(String imgUrl, int limitCodeLen){
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Map<String, Object> map = getParaMap();
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map.put("url", imgUrl);
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Header[] headers = HttpHeader.custom().userAgent("Mozilla/5.0 (Windows NT 5.1; zh-CN; rv:1.9.1.3) Gecko/20100101 Firefox/8.0").build();
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try {
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String html = HttpClientUtil.post(HttpConfig.custom().client(client).url(apiUrl).headers(headers).map(map));
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//System.out.println(html);
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String[] results = StringUtil.regex("<Result>([^<]*)</Result>\\s*<Status>([^<]*)</Status>", html);
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if(results.length>0){
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//System.out.println(results[0]);
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if(Boolean.parseBoolean(results[1])){
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if(limitCodeLen<=0 || limitCodeLen==results[0].length()){//不判断长度或者长度一致时，直接返回
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return results[0];
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}else{
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return "Error:获取失败! 原因：识别结果长度为:"+results[0].length()+"（期望长度:"+limitCodeLen+"）";
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}
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}else{
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return "Error:获取失败! 原因："+results[0];
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}
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}
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} catch (HttpProcessException e) {
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Utils.exception(e);
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}
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return "Error:获取失败!";
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}
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/**
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* 直接获取网络验证码（通过获取图片流，然后识别验证码）
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*
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* @param config HttpConfig对象（设置cookie）
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* @param savePath 图片保存的完整路径（值为null时，不保存），如：c:/1.png
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* @return
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*/
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public static String ocrCode4Net(HttpConfig config, String savePath){
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return ocrCode4Net(config, savePath, 0);
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}
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/**
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* 直接获取网络验证码（通过获取图片流，然后识别验证码）
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*
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* @param config HttpConfig对象（设置cookie）
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* @param savePath 图片保存的完整路径（值为null时，不保存），如：c:/1.png
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* @param limitCodeLen 验证码长度
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* @return
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*/
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@SuppressWarnings("resource")
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public static String ocrCode4Net(HttpConfig config, String savePath, int limitCodeLen){
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if(savePath==null || savePath.equals("")){//如果不保存图片，则直接使用图片地址的方式获取验证码
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return ocrCode4Net(config.url(), limitCodeLen);
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}
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byte[] data = null;
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StringBuffer strBuf = new StringBuffer();
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for (Entry<String, Object> entry : map.entrySet()) {
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strBuf.append("\r\n").append("--").append(boundary).append("\r\n");
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strBuf.append("Content-Disposition: form-data; name=\"" + entry.getKey() + "\"\r\n\r\n");
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strBuf.append(entry.getValue());
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}
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strBuf.append("\r\n").append("--").append(boundary).append("\r\n");
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strBuf.append("Content-Disposition: form-data; name=\"ocrfile\"; filename=\"" + "aaa" + "\"\r\n");
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strBuf.append("Content-Type:application/octet-stream\r\n\r\n");
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//下载图片
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ByteArrayOutputStream out = new ByteArrayOutputStream();
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try {
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out = (ByteArrayOutputStream) HttpClientUtil.down(config.client(client).out(out));
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//本地测试，可以保存一下图片，方便核验
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FileOutputStream fos = new FileOutputStream(savePath);
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fos.write(out.toByteArray());
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ByteArrayOutputStream bos = new ByteArrayOutputStream(out.size()+strBuf.length()+end.length());
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bos.write(strBuf.toString().getBytes());
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bos.write(out.toByteArray());
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bos.write(end.getBytes());
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data= bos.toByteArray();
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} catch (HttpProcessException e) {
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Utils.exception(e);
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} catch (IOException e) {
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Utils.exception(e);
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}
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Map<String , Object> m = new HashMap<String, Object>();
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m.put(Utils.ENTITY_BYTES, data);
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String html;
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try {
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html = HttpClientUtil.post(config.client(client).url(apiUrl).headers(headers).map(m));
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//System.out.println(html);
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String[] results = StringUtil.regex("<Result>([^<]*)</Result>\\s*<Status>([^<]*)</Status>", html);
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if(results.length>0){
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//System.out.println(results[0]);
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if(Boolean.parseBoolean(results[1])){
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if(limitCodeLen<=0 || limitCodeLen==results[0].length()){//不判断长度或者长度一致时，直接返回
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return results[0];
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}else{
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return "Error:获取失败! 原因：识别结果长度为:"+results[0].length()+"（期望长度:"+limitCodeLen+"）";
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}
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}else{
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return "Error:获取失败! 原因："+results[0];
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}
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}
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} catch (HttpProcessException e) {
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Utils.exception(e);
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}
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return "Error:获取失败!";
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}
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public static void main(String[] args) throws HttpProcessException, IOException {
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// enableCatch();
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String filePath="C:/Users/160049/Desktop/中国.png";
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String url = "http://file.ocrking.net:6080/small/20161104/w4fCjnzCl8KTwphpwqnCv2bCn8Kp/66fcff8d-61b1-49d6-bbfe-7428cf7accdf_debug.png?e9gFvJmkLbmgsZNTUCCNkjfi8J0Wbpn1CZHeP98eT1kxZ0ISBDt8Ql6h6zQ79pJg";
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String url2 = "http://59.41.9.91/GZCX/WebUI/Content/Handler/ValidateCode.ashx?0.3271647585525703";
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String code1 = ocrCode(filePath, 5);
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String code2 = ocrCode4Net(url,5);
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String code3 = ocrCode4Net(HttpConfig.custom().url(url2), System.getProperty("user.dir")+System.getProperty("file.separator")+"123.png", 5);
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System.out.println(code1);
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System.out.println(code2);
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System.out.println(code3);
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System.out.println("----");
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}
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}

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