/* (non-Javadoc)
* @see javax.servlet.http.HttpServlet#doGet(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setHeader("Content-Type", "application/x-javascript");
response.setHeader("Access-Control-Allow-Origin", "*");
response.setCharacterEncoding("utf-8");
String url = request.getRequestURI();
// System.out.println(this.diffAlg);
String[] pathArray = url.split("storeinc");
url = pathArray[1];
String fullName = url;
// 如果内存已经有处理过的内容，则直接返回
if (fileContentMap.containsKey(fullName)) {
response.getWriter().print(fileContentMap.get(fullName));
response.getWriter().close();
return;
}
// System.out.println("sssssss:"+url);
ArrayList<String> fileList = getFileArray(url);
String baseDir = getBaseDir(url);
JSONArray iArray = new JSONArray();
for (int i = 0; i < fileList.size(); i++) {
// System.out.println("ssssssssssee:"+url);
// url=fileList.get(i);
String js = fileList.get(i);
url = baseDir + js;
// System.out.println("ssssssssssee:"+url);
String[] urlArray = url.split("/");
int len = urlArray.length;
String pathName = "";
String lastver = "";
String ver = "";
String jsFileName = "";
String verStr = "";
boolean isFull = false;
if (len >= 2) {
// 获取最终文件名 name-ver1_ver2.js的形式
String filename = urlArray[len - 1];
pathName = url.replace(filename, "");
String[] sArray = filename.split("-");
try {
jsFileName = sArray[0];
verStr = sArray[1];
} catch (Exception ex) {
System.out.print("exception ex:" + ex.toString());
}
// 包含_说明请求的是增量文件
if (verStr.contains("_")) {
String[] verArray = verStr.split("_");
lastver = verArray[0];
ver = verArray[1].replace(".js", "");
} else {
ver = verStr.replace(".js", "");
isFull = true;
}
}
// 分别获取新版和老版文件路径名
String fullFile = jsPath + "/" + pathName + "/" + jsFileName + "-" + ver + ".js";
String oldPath = pathName.replace(ver, lastver);
String oldFile = jsPath + "/" + oldPath + "/" + jsFileName + "-" + lastver + ".js";
// System.out.println(oldFile);
// System.out.println(fullFile);
// 如果是全量
DiffUtil dUtil = new DiffUtil();
if (isFull) {
String fullContent = dUtil.readFile(fullFile, "utf-8");
JSONObject resultFile = new JSONObject();
resultFile.put("modify", true);
// resultFile.modify=true;
resultFile.put("chunkSize", 12);
resultFile.put("diffAlg", this.diffAlg);
resultFile.put("inc", false);
resultFile.put("data", fullContent);
resultFile.put("js", js);
// resultFile.js=fileitem.file;
iArray.add(resultFile);
// response.getWriter().print(fullContent);
} else {
if (!"lcs".equals(this.diffAlg)) {
JSONObject resultFile = dUtil.makeIncDataFromFile(oldFile, fullFile, this.chunkSize);
resultFile.put("js", js);
resultFile.put("inc", true);
// fileContentMap.put(fullName, resultFile.toJSONString());
iArray.add(resultFile);
// response.getWriter().print(resultFile.toJSONString());
} else {
LcsDiff lcfDiff = new LcsDiff();
JSONObject resultFile = lcfDiff.makeIncDataFromFile(oldFile, fullFile);
resultFile.put("js", js);
resultFile.put("inc", true);
// fileContentMap.put(fullName, resultFile.toJSONString());
iArray.add(resultFile);
// System.out.println();
// response.getWriter().print(resultFile.toJSONString());
}
}
}
fileContentMap.put(fullName, iArray.toJSONString());
if (iArray.size() > 0) {
response.getWriter().print(iArray.toJSONString());
} else {
response.setStatus(404);
response.getWriter().print("");
}
// response.getWriter().print("s:"+url+" "+pathName+" "+lastver+" "+ver+" "+jsFileName);
response.getWriter().close();
// TODO Auto-generated method stub
}
