122 lines
4.7 KiB
Plaintext
Executable File
122 lines
4.7 KiB
Plaintext
Executable File
<%@ page language="java" pageEncoding="UTF-8" %>
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<%@ page import="java.util.*" %>
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<%
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final String callback = request.getParameter("callback");
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int pageSize = Integer.parseInt(request.getParameter("pageSize"));
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int curPage = Integer.parseInt(request.getParameter("curPage"));
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final String sortName = request.getParameter("sortName");
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final String sortOrder = request.getParameter("sortOrder");
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// only for load-time-test.html
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final String load_time_test = request.getParameter("load_time_test");
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// only for search.html
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String xh = request.getParameter("xh");
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if ("".equals(xh)) {
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xh = null;
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}
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// data list
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List<Map<String, Object>> data = new ArrayList<Map<String, Object>>();
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int totalRows = 26;
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if ("true".equals(load_time_test)) {
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totalRows = 2600;
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}
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for (int i = 0; i < totalRows; i++) {
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Map<String, Object> map = new HashMap<String, Object>();
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map.put("XH", i + 1);
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map.put("ID", 100 - i);
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map.put("CHAR", "char_" + i);
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map.put("TEXT", "TEXT_TEXT_TEXT_TEXT_TEXT_TEXT_TEXT_TEXT_TEXT_TEXT_TEXT_TEXT_" + i);
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map.put("DATE", "2012-12-12 15:01:01");
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map.put("TIME", "15:01:01");
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map.put("NUM", i * 10);
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if (xh != null) {
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if (Integer.toString(i + 1).equals(xh)) {
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data.add(map);
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}
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} else {
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data.add(map);
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}
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}
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if (xh != null) {
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totalRows = data.size();
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}
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// sort
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if ("XH".equals(sortName) || "ID".equals(sortName)) {
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if ("asc".equals(sortOrder)) {
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Collections.sort(data, new Comparator<Map<String, Object>>() {
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public int compare(Map<String, Object> map1, Map<String, Object> map2) {
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return Integer.parseInt(map1.get(sortName).toString()) - Integer.parseInt(map2.get(sortName).toString());
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}
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});
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} else if ("desc".equals(sortOrder)) {
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Collections.sort(data, new Comparator<Map<String, Object>>() {
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public int compare(Map<String, Object> map1, Map<String, Object> map2) {
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return Integer.parseInt(map2.get(sortName).toString()) - Integer.parseInt(map1.get(sortName).toString());
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}
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});
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}
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} else if ("XH,ID".equals(sortName)) {
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Collections.sort(data, new Comparator<Map<String, Object>>() {
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public int compare(Map<String, Object> map1, Map<String, Object> map2) {
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int xhCp = Integer.parseInt(map1.get("XH").toString()) - Integer.parseInt(map2.get("XH").toString());
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int idCp = Integer.parseInt(map1.get("ID").toString()) - Integer.parseInt(map2.get("ID").toString());
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if (sortOrder.equals("asc,asc")) {
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return xhCp == 0 ? idCp : xhCp;
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} else if (sortOrder.equals("asc,desc")) {
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return xhCp == 0 ? -idCp : xhCp;
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} else if (sortOrder.equals("desc,asc")) {
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return xhCp == 0 ? idCp : -xhCp;
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} else if (sortOrder.equals("desc,desc")) {
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return xhCp == 0 ? -idCp : -xhCp;
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}
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return 0;
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}
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});
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}
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StringBuilder jsonSb = new StringBuilder();
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jsonSb.append("{");
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jsonSb.append("\"success\": true");
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jsonSb.append(", \"totalRows\": ").append(totalRows);
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jsonSb.append(", \"curPage\": ").append(curPage);
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jsonSb.append(", \"data\": ");
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jsonSb.append("[");
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int startRow = pageSize * (curPage - 1) + 1;
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int endRow = startRow + pageSize - 1;
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// if pageSize == 0, then return all
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if (endRow > totalRows || pageSize == 0) {
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endRow = totalRows;
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}
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for (int i = startRow - 1; i < endRow; i++) {
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if (i != startRow - 1) {
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jsonSb.append(",");
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}
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Map<String, Object> map = data.get(i);
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jsonSb.append("{");
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jsonSb.append("\"XH\": ").append(map.get("XH")).append(",");
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jsonSb.append("\"ID\": ").append(map.get("ID")).append(",");
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jsonSb.append("\"CHAR\": \"").append(map.get("CHAR")).append("\",");
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jsonSb.append("\"TEXT\": \"").append(map.get("TEXT")).append("\",");
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jsonSb.append("\"DATE\": \"").append(map.get("DATE")).append("\",");
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jsonSb.append("\"TIME\": \"").append(map.get("TIME")).append("\",");
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jsonSb.append("\"NUM\": ").append(map.get("NUM"));
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jsonSb.append("}");
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}
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jsonSb.append("]");
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jsonSb.append("}");
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if (callback != null) {
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jsonSb.insert(0, callback + "(");
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jsonSb.append(");");
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}
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out.print(jsonSb.toString());
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%> |