JesJiang的博客

1、maven <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> </dependency> <dependency> <groupId>org.springframework.

pom.xml <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-data-elasticsearch</artifactId> </dependency>applicatio...

@GeoSpatialIndexed(type=GeoSpatialIndexType.GEO_2DSPHERE)private GeoJsonPoint loc;//GeoJsonPoint loc = new GeoJsonPoint(lon, lat);矩形查询 Point bottomLeft = new Point(minLon, minLat); Point top...

jackson-databind版本太低<dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-databind</artifactId> <version&...

camel.springboot.main-run-controller=trueimport org.apache.camel.builder.RouteBuilder;import org.apache.camel.processor.idempotent.FileIdempotentRepository;import org.apache.camel.spi.IdempotentRe...

<build> <plugins> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-dependency-plugin</artifactId> <executions> ...

import com.fasterxml.jackson.core.type.TypeReference;import com.fasterxml.jackson.databind.ObjectMapper;import lombok.extern.slf4j.Slf4j;import org.springframework.beans.factory.annotation.Value;...

漏洞描述：利用的HTTP POST：POST的时候，指定一个非常大的content-length，然后以很低的速度发包，比如10-100s发一个字节，hold住这个连接不断开。这样当客户端连接多了后，占用住了webserver的所有可用连接，从而导致DOS。修复方法：对web服务器的http头部传输的最大许可时间进行限制，修改成最大许可时间为8秒。tomcattomcat配置文件conf...

https://blog.youkuaiyun.com/jxwen1/article/details/83183632

第一步：创建 AuthenticationSuccessEventListener.java 用来处理登录成功的事件。import com.mlog.sd.data.dao.UserDao;import com.mlog.sd.data.domain.User;import org.springframework.beans.factory.annotation.Autowired;im...

转自：https://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/#production-ready＃---------------------------------------- #CORE PROPERTIES ＃----- ----------------------------------- debug...

一、代码生成静态文档&lt;!-- swagger生成接口API --&gt; &lt;dependency&gt; &lt;groupId&gt;io.springfox&lt;/groupId&gt; &lt;artifactId&gt;springfox-swagger2&lt;/artifactId&gt; &lt;version&gt;2.6.0&lt;/

配置pom.xml&amp;amp;amp;lt;!-- swagger生成接口API --&amp;amp;amp;gt; &amp;amp;amp;lt;dependency&amp;amp;amp;gt; &amp;amp;amp;lt;groupId&amp;amp;amp;gt;io.springfox&amp;amp;amp;lt;/groupId&amp;amp;amp;gt; &amp;

后台启动 java -jar xxx.jar & 制定控制台的标准输出 java -jar xxx.jar > catalina.out 2>&1 & catalina.out将标准输出指向制定文件catalina.out2>&1 输出所有的日志文件& 后台启动

Query: { "datetime" : { "$gte" : "20180121000000" , "$lte" : "20180124120000"} , "station_id_c" : { "$in" : [ "54831" , "54832"]} , "admin_code_chn" : { &qu

/** * 按时间范围、多站点/单站点、经纬度范围检索地面要素 * * @param begin * 开始时间，必填 yyyyMMddHHmmss * @param end * 结束时间，必填 yyyyMMddHHmmss * @param stationid *

db.RgwstBean.createIndex( { loc : "2dsphere" } )# 创建成功提示{ "createdCollectionAutomatically" : false, "numIndexesBefore" : 1, "numIndexesAfter" : 2, "ok" : 1}Query: { "d

/** * 按时间范围、最大最小经纬度检索（矩形查询） * * @param timeRange * 开始时间,结束时间中间逗号隔开，必填 yyyyMMddHH * @param lat * 纬度，可选 * @param lon * 经度，可选 ...

@Entity@JsonInclude(Include.NON_NULL) public class SWMWConvForecast { @Id @GeneratedValue private int id; private String content; private String producttype; //数据库中为Date,查询页面

public interface SWMWConvForecastDao{ public List findSWMWConvForecastBytimeRange(String timeRange, String elements);}@Componentpublic class SWMWConvForecastDaoImpl implements SWMWConvForecast

数据库中char字段对应java.lang.Character，只有一个字符，若想转为String,用addScalar方法。String sql = "select "+sel + " from dbo.yj_tab where 1=1 and " + " isnull(dbo.yj_tab.freetime,'')=''

加入依赖jackson-dataformat-xml,默认返回xml, data.json返回json&lt;dependency&gt; &lt;groupId&gt;com.fasterxml.jackson.dataformat&lt;/groupId&gt; &lt;artifactId&gt;jackson-dataformat-xml&lt;/artifactId...

Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Tomcat].StandardHost[localhost].TomcatEmbeddedContext[]] 2018-01-31 10:49:15.419 ERROR 32551 — [