1:优化日志查询代码,删除冗余代码,优化查询组合,方便后期扩展及日志整体修改
This commit is contained in:
renkaige
487
src/main/java/com/nis/web/service/LogDataService.java
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487
src/main/java/com/nis/web/service/LogDataService.java
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package com.nis.web.service;
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import java.lang.reflect.Field;
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import java.lang.reflect.Method;
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import java.sql.Connection;
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import java.sql.ResultSet;
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import java.sql.Statement;
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import java.text.ParseException;
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import java.text.SimpleDateFormat;
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import java.util.ArrayList;
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import java.util.Date;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import org.apache.ibatis.mapping.ResultMap;
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import org.apache.ibatis.mapping.ResultMapping;
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import org.apache.ibatis.session.SqlSessionFactory;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.stereotype.Service;
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import com.alibaba.druid.pool.DruidDataSource;
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import com.nis.domain.Page;
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import com.nis.util.Configurations;
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import com.nis.util.Constants;
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import com.nis.util.LogJDBCByDruid;
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import com.zdjizhi.utils.StringUtil;
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@Service
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public class LogDataService {
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private final static Logger logger = LoggerFactory.getLogger(LogDataService.class);
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static DruidDataSource datasource = null;
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Connection conn = null;
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ResultSet rs = null;
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Statement st = null;
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private static SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
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private static SimpleDateFormat sdf2 = new SimpleDateFormat("yyyyMMdd");
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private static Map<String, Map<String, String>> col2col = new HashMap<String, Map<String, String>>();
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static {
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Map<String, String> startMap = new HashMap<String, String>();
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startMap.put("start", "foundTime");
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col2col.put("searchFoundStartTime", startMap);
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Map<String, String> endMap = new HashMap<String, String>();
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endMap.put("end", "foundTime");
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col2col.put("searchFoundEndTime", endMap);
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}
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private String getTableName(String key, String defaultTableName) {
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if (Constants.ISUSECLICKHOUSE) {
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key = key.replace("HiveTable", "ClickHouseTable");
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}
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return Configurations.getStringProperty(key, defaultTableName);
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}
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public <T> void getData(Page<T> page, Object obj) throws Exception {
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String className = obj.getClass().getSimpleName();
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String tableName = getTableName(className + "HiveTable", "");
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if (tableName == null || tableName.trim().equals("")) {
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throw new RuntimeException("日志类" + className + "对应的表名为空,请检查配置文件");
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}
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String orderBy = "";
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if (null != page.getOrderBy() && !page.getOrderBy().equals("")) {
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orderBy = Page.getOrderBySql(className, page.getOrderBy());
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} else {
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orderBy = " found_Time desc";
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}
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if (Constants.ISUSECLICKHOUSE) {
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getDataFromClickHouse(page, obj, tableName, className, orderBy);
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} else {
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getDataFromHive(page, obj, tableName, className, orderBy);
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}
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}
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public <T> void getDataFromClickHouse(Page<T> page, Object bean, String tableName, String className, String orderBy)
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throws Exception {
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tableName = tableName.toLowerCase();
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String showColmun = getFiledsSql(className, page.getFields());
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StringBuffer sql = new StringBuffer();
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Map<String, String> filedAndColumnMap = getFiledAndColumnMap(bean.getClass());
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if (null == showColmun || showColmun.equals("")) {
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for (String key : filedAndColumnMap.keySet()) {
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if (!filedAndColumnMap.get(key).toLowerCase().equals("id")) {
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sql.append(filedAndColumnMap.get(key) + ",");
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}
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}
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} else {
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sql.append(showColmun);
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}
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String sqlTrim = sql.toString().trim();
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if (sqlTrim.endsWith(",")) {
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sqlTrim = sqlTrim.substring(0, sqlTrim.length() - 1);
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}
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sql.setLength(0);
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sql.append(" select " + sqlTrim.toLowerCase() + " from " + tableName.toLowerCase() + " t ");
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StringBuffer countSql = new StringBuffer();
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countSql.append("select count(1) from " + tableName + " ");
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StringBuffer whereSB = new StringBuffer();
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if (!StringUtil.isEmpty(bean)) {
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Class<?> clazz = bean.getClass();
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Map<String, String> filedsType = null;
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filedsType = getFiledsType(bean);
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for (; clazz != Object.class; clazz = clazz.getSuperclass()) {
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Field[] fields = clazz.getDeclaredFields();
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for (int i = 0; i < fields.length; i++) {
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// 现在gwall日志表结构中只有数值和字符串两种类型,数值都是int类型没有bigint所以不需要加L,
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Field f = fields[i];
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String key = f.getName();// 获取字段名
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if (f.getType().getName().equals("java.lang.String") && key.startsWith("search")) {
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Object value = getFieldValue(bean, key);
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if (!StringUtil.isEmpty(value)) {
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setFieldValue(bean, key, value.toString().trim());
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if (key.endsWith("Time")) {// 日期开始或结束的字段
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if (col2col.containsKey(key)) {
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value = sdf.parse(value.toString().trim()).getTime() / 1000;
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if (col2col.get(key).get("start") != null) {
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whereSB.append(" and "
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+ filedAndColumnMap.get(col2col.get(key).get("start")).toLowerCase()
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+ ">=" + value);
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} else {
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whereSB.append(" and "
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+ filedAndColumnMap.get(col2col.get(key).get("end")).toLowerCase() + "<"
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+ value);
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}
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}
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} else {
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if (key.toLowerCase().startsWith("search")) {
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key = key.replace("search", "");
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key = key.substring(0, 1).toLowerCase() + key.substring(1);
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}
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// clickhouse写法
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String type = filedsType.get(key).trim();
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if (type.equals("java.lang.String")) {
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String field = filedAndColumnMap.get(key).toLowerCase();
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if (field.equals("url")) {
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whereSB.append(" and " + field + " like '" + value.toString().trim() + "%'");
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} else {
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whereSB.append(" and " + field + "='" + value.toString().trim() + "'");
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}
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} else if (type.equals("java.lang.Integer") || type.equals("int")
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|| type.equals("java.lang.Long") || type.equals("long")) {
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whereSB.append(" and " + filedAndColumnMap.get(key).toLowerCase() + "="
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+ value.toString().trim());
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}
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}
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}
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}
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}
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}
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}
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if (whereSB.length() > 0) {
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int indexOf = whereSB.indexOf("and") + "and".length();
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sql.append(" where " + whereSB.substring(indexOf));
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countSql.append(" where " + whereSB.substring(indexOf));
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}
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Integer startNum = (page.getPageNo() - 1) * page.getPageSize();
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if (orderBy.toLowerCase().contains("asc") || orderBy.toLowerCase().contains("desc")) {
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sql.append(" order by " + orderBy.toLowerCase());
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} else {
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sql.append(" order by " + orderBy.toLowerCase() + " desc");
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}
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sql.append(" limit " + startNum + "," + page.getPageSize());// clickhouse的分页与mysql相同
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searchFromDataCenter(page, bean, sql, countSql);
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}
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public <T> void getDataFromHive(Page<T> page, Object bean, String tableName, String className, String orderBy)
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throws Exception {
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tableName = tableName.toLowerCase();
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String showColmun = getFiledsSql(className, page.getFields());
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StringBuffer sql = new StringBuffer();
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Map<String, String> filedAndColumnMap = getFiledAndColumnMap(bean.getClass());
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if (null == showColmun || showColmun.equals("")) {
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for (String key : filedAndColumnMap.keySet()) {
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if (!filedAndColumnMap.get(key).toLowerCase().equals("id")) {
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sql.append(filedAndColumnMap.get(key) + ",");
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}
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}
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} else {
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sql.append(showColmun);
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}
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String sqlTrim = sql.toString().trim();
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if (sqlTrim.endsWith(",")) {
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sqlTrim = sqlTrim.substring(0, sqlTrim.length() - 1);
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}
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if (orderBy.toLowerCase().contains("asc") || orderBy.toLowerCase().contains("desc")) {
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orderBy = " order by " + orderBy;
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} else {
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orderBy = " order by " + orderBy + " desc ";
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}
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sql.setLength(0);
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sql.append(" select " + sqlTrim.toLowerCase() + " from (select " + sqlTrim.toLowerCase()
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+ ",row_number() over(partition by found_time_partition " + orderBy + ") as row_num from "
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+ tableName.toLowerCase() + " ");
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StringBuffer countSql = new StringBuffer();
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countSql.append("select count(1) from " + tableName + " ");
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StringBuffer whereSB = new StringBuffer();
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if (!StringUtil.isEmpty(bean)) {
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Class<?> clazz = bean.getClass();
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for (; clazz != Object.class; clazz = clazz.getSuperclass()) {
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// 获取所有的字段包括public,private,protected,private
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// Field[] fields = bean.getClass().getDeclaredFields();
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Field[] fields = clazz.getDeclaredFields();
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Long foundTimePartStart = null;
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Long foundTimePartEnd = null;
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for (int i = 0; i < fields.length; i++) {
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// 现在gwall日志表结构中只有数值和字符串两种类型,数值都是int类型没有bigint所以不需要加L,
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Field f = fields[i];
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String key = f.getName();// 获取字段名
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String typeName = f.getType().getName();
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if (f.getType().getName().equals("java.lang.String") && key.startsWith("search")) {
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Object value = getFieldValue(bean, key);
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if (!StringUtil.isEmpty(value)) {
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setFieldValue(bean, key, value.toString().trim());
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if (key.endsWith("Time")) {// 日期开始或结束的字段
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if (col2col.containsKey(key)) {
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Long partition = Long.parseLong(sdf2.format(sdf.parse(value.toString().trim())));
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value = sdf.parse(value.toString().trim()).getTime() / 1000;
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if (key.toLowerCase().equals("searchfoundstarttime")) {
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foundTimePartStart = partition;
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}
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if (key.toLowerCase().equals("searchfoundendtime")) {
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foundTimePartEnd = partition;
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}
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if (col2col.get(key).get("start") != null) {
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// sql.append(" and " +
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// filedAndColumnMap.get(col2col.get(key).get("start"))
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// + ">=to_date('" +
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// value.toString().trim()
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// + "','yyyy-mm-dd HH24:mi:ss')");
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whereSB.append(" and "
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+ filedAndColumnMap.get(col2col.get(key).get("start")).toLowerCase()
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+ ">=" + value);
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} else {
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// sql.append(" and " +
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// filedAndColumnMap.get(col2col.get(key).get("end"))
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// + "<=to_date('" +
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// value.toString().trim()
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// + "','yyyy-mm-dd HH24:mi:ss')");
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whereSB.append(" and "
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+ filedAndColumnMap.get(col2col.get(key).get("end")).toLowerCase() + "<"
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+ value);
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}
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}
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} else {
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if (key.toLowerCase().startsWith("search")) {
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key = key.replace("search", "");
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key = key.substring(0, 1).toLowerCase() + key.substring(1);
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}
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if (typeName.equals("java.lang.String")) {
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String field = filedAndColumnMap.get(key);
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if (field.equals("url")) {
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whereSB.append(" and " + field + " like '" + value.toString().trim() + "%'");
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} else {
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whereSB.append(" and " + field + "='" + value.toString().trim() + "'");
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}
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} else if (typeName.equals("java.lang.Integer") || typeName.equals("int")) {
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whereSB.append(
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" and " + filedAndColumnMap.get(key) + "=" + value.toString().trim());
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} else if (typeName.equals("java.lang.Long") || typeName.equals("long")) {
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whereSB.append(
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" and " + filedAndColumnMap.get(key) + "=" + value.toString().trim() + "L");
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}
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}
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}
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}
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}
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if (null != foundTimePartStart) {
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// sql.append(" and found_time_partition>=" + foundTimePartStart + "L");
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whereSB.append(" and found_time_partition>=" + foundTimePartStart);
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}
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if (null != foundTimePartEnd) {
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// sql.append(" and found_time_partition<" + foundTimePartEnd + "L");
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whereSB.append(" and found_time_partition<=" + foundTimePartEnd);
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}
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}
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}
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if (whereSB.length() > 0) {
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int indexOf = whereSB.indexOf("and") + "and".length();
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sql.append(" where " + whereSB.substring(indexOf));
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countSql.append(" where " + whereSB.substring(indexOf));
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}
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Integer startNum = (page.getPageNo() - 1) * page.getPageSize() + 1;
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Integer endNum = startNum - 1 + page.getPageSize();
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sql.append(" ) t where row_Num between " + startNum + " and " + endNum);
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searchFromDataCenter(page, bean, sql, countSql);
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}
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private <T> void searchFromDataCenter(Page<T> page, Object bean, StringBuffer selSql, StringBuffer countSql)
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throws Exception {
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new LogJDBCByDruid().getTableData(page, selSql.toString(), bean.getClass());
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if (page.getList() != null && page.getList().size() > 0) {
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new LogJDBCByDruid().getCount(page, countSql.toString());
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}
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}
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private static Map<String, String> getFiledsType(Object o) {
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Field[] fields = o.getClass().getSuperclass().getDeclaredFields();
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Field[] superfields = o.getClass().getDeclaredFields();
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Map<String, String> infoMap = new HashMap<String, String>();
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for (int i = 0; i < fields.length; i++) {
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infoMap.put(fields[i].getName(), fields[i].getType().toString().replace("class", ""));
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}
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for (int i = 0; i < superfields.length; i++) {
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infoMap.put(superfields[i].getName(), superfields[i].getType().toString().replace("class", ""));
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}
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return infoMap;
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}
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public static String getFiledsSql(String mapName, String fileds) throws Exception {
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String[] fieldsColoumn = null;
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// 所有字段名
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List<String> columnList = new ArrayList<String>();
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// 所有属性名
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List<String> propertyList = new ArrayList<String>();
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// 属性名称为key，字段名称为value
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Map<String, String> columnMap = new HashMap<String, String>();
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if (!StringUtil.isBlank(fileds)) {
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// 解析Fileds的字段/属性名称
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fieldsColoumn = fileds.split(",");
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// 从resultMap中获取字段名称和属性名称
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if (fieldsColoumn != null) {
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SqlSessionFactory sqlSessionFactory = SpringContextHolder.getBean(SqlSessionFactory.class);
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ResultMap map = sqlSessionFactory.getConfiguration().getResultMap(mapName + "Map");
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List<ResultMapping> mapping = map.getResultMappings();
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for (ResultMapping mapp : mapping) {
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columnList.add(mapp.getColumn().toLowerCase());
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propertyList.add(mapp.getProperty());
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columnMap.put(mapp.getProperty(), mapp.getColumn());
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}
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}
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if (fieldsColoumn != null) {
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fileds = "";
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for (String column : fieldsColoumn) {
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if (!StringUtil.isBlank(column)) {
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column = column.trim();
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if (columnList.contains(column)) {
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fileds += "," + column;
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} else if (propertyList.contains(column)) {
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fileds += "," + columnMap.get(column).toString();
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}
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}
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}
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if (!StringUtil.isBlank(fileds)) {
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fileds = fileds.substring(1);
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}
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}
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}
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return fileds;
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}
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public static Map<String, String> getFiledAndColumnMap(Class<?> clazz) {
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Map<String, String> map = new HashMap<String, String>();
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SqlSessionFactory sqlSessionFactory = SpringContextHolder.getBean(SqlSessionFactory.class);
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ResultMap resultMap = sqlSessionFactory.getConfiguration().getResultMap(clazz.getSimpleName() + "Map");
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List<ResultMapping> mapping = resultMap.getResultMappings();
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for (ResultMapping mapp : mapping) {
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map.put(mapp.getProperty(), mapp.getColumn().toLowerCase());
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}
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return map;
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}
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/**
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* 利用反射通过get方法获取bean中字段fieldName的值
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*
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* @param bean
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* @param fieldName
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* @return
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* @throws Exception
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*/
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private static Object getFieldValue(Object bean, String fieldName) throws Exception {
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StringBuffer result = new StringBuffer();
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String methodName = result.append("get").append(fieldName.substring(0, 1).toUpperCase())
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.append(fieldName.substring(1)).toString();
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Object rObject = null;
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Method method = null;
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@SuppressWarnings("rawtypes")
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Class[] classArr = new Class[0];
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method = bean.getClass().getMethod(methodName, classArr);
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rObject = method.invoke(bean, new Object[0]);
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return rObject;
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}
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/**
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* 利用发射调用bean.set方法将value设置到字段
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*
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* @param bean
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* @param fieldName
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||||
* @param value
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* @throws Exception
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*/
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private static void setFieldValue(Object bean, String fieldName, Object value) throws Exception {
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StringBuffer result = new StringBuffer();
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String methodName = result.append("set").append(fieldName.substring(0, 1).toUpperCase())
|
||||
.append(fieldName.substring(1)).toString();
|
||||
/**
|
||||
* 利用发射调用bean.set方法将value设置到字段
|
||||
*/
|
||||
Class[] classArr = new Class[1];
|
||||
classArr[0] = "java.lang.String".getClass();
|
||||
Method method = bean.getClass().getMethod(methodName, classArr);
|
||||
method.invoke(bean, value);
|
||||
}
|
||||
|
||||
/**
|
||||
* 比较开始时间或者结束时间是否比当前系统时间早48小时
|
||||
*
|
||||
* @param startTime
|
||||
* 开始时间
|
||||
* @param endTime
|
||||
* 结束时间
|
||||
* @return
|
||||
* @throws ParseException
|
||||
*/
|
||||
public static boolean ifTimeGreaterThan48(String startTime, String endTime) throws Exception {
|
||||
logger.info("ifTimeGreaterThan48方法开始" + System.currentTimeMillis());
|
||||
if (null != startTime && !startTime.equals("") && null != endTime && !endTime.equals("")) {// 开始和结束时间都不为空
|
||||
Date startDate = sdf.parse(startTime);
|
||||
Date endDate = sdf.parse(endTime);
|
||||
if (startDate.getTime() < endDate.getTime()) {// 开始时间比结束时间早
|
||||
logger.info("ifTimeGreaterThan48方法结束" + System.currentTimeMillis());
|
||||
return gt48(endTime);
|
||||
} else {// 开始时间比结束时间晚,不符合一般情况
|
||||
logger.info("ifTimeGreaterThan48方法结束" + System.currentTimeMillis());
|
||||
return false;
|
||||
}
|
||||
} else if (null != endTime && !endTime.equals("")) {// 开始时间为空,结束时间不为空
|
||||
logger.info("ifTimeGreaterThan48方法结束" + System.currentTimeMillis());
|
||||
return gt48(endTime);
|
||||
} else if (null != startTime && !startTime.equals("")) {// 结束时间为空,开始时间不为空
|
||||
logger.info("ifTimeGreaterThan48方法结束" + System.currentTimeMillis());
|
||||
return gt48(startTime);
|
||||
} else {// 开始和结束时间都为空
|
||||
logger.info("ifTimeGreaterThan48方法结束" + System.currentTimeMillis());
|
||||
return false;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
public static boolean gt48(String eqTime) throws ParseException {
|
||||
logger.info("gt48方法开始" + System.currentTimeMillis());
|
||||
Date eqDate = sdf.parse(eqTime);
|
||||
Long dateNum = eqDate.getTime();
|
||||
Long currentDate = new Date().getTime();
|
||||
Long time = 0l;
|
||||
if (dateNum < currentDate) {
|
||||
time = currentDate - dateNum;// 获取结束时间与当前系统时间的时间差毫秒数
|
||||
} else {
|
||||
logger.info("gt48方法结束" + System.currentTimeMillis());
|
||||
return false;// 结束时间比当前系统时间晚,不符合从数据中心查询数据要求(当前日期48小时前数据从数据中心查询)
|
||||
}
|
||||
double hours = time.doubleValue() / (1000 * 60 * 60);
|
||||
Long datacenterTime = Constants.DATACENTER_TIME;
|
||||
double doubleValue = datacenterTime.doubleValue();
|
||||
if (hours > doubleValue) {
|
||||
logger.info("gt48方法结束" + System.currentTimeMillis());
|
||||
return true;// 符合要求
|
||||
} else {
|
||||
logger.info("gt48方法结束" + System.currentTimeMillis());
|
||||
return false;
|
||||
}
|
||||
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user