开发工具eclipse,idea,反编译工具jq-gui
1.用eclipse创建一个maven结构的web项目
将第一项勾选,跳过选择maven结构类型,下一步的jar包类型一定要选择war包类型,其他自定义,
标准的maven结构,webapp里面的文件可以自己建。
pom文件以下配置注意两点,maven依赖包如果是私有包必须通过maven打包命令打进本地仓库再引用。打本地仓命令:mvn install:install-file -Dfile=E:\内网通文件\杜青\WEB-INF\lib\proxool-cglib.jar -DgroupId=proxool -DartifactId=proxool-cglib -Dversion=0.9.1 -Dpackaging=jar
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.cosw</groupId>
<artifactId>trans</artifactId>
<packaging>war</packaging>
<version>0.0.1-SNAPSHOT</version>
<name>trans Maven Webapp</name>
<!--<url>http://maven.apache.org</url>-->
> ## 这里可以配置pom文件的属性值,便于全局通用 ##
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<springVersion>4.3.7.RELEASE</springVersion>
</properties>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.1</version>
</dependency>
<!-- servlet -->
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>servlet-api</artifactId>
<scope>provided</scope>
<version>3.0-alpha-1</version>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>jstl</artifactId>
<version>1.2</version>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>jsp-api</artifactId>
<scope>provided</scope>
<version>2.0</version>
</dependency>
<dependency>
<groupId>taglibs</groupId>
<artifactId>standard</artifactId>
<version>1.1.2</version>
</dependency>
<!--logger begin -->
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>1.7.1</version>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-log4j12</artifactId>
<version>1.7.1</version>
</dependency>
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>1.2.16</version>
</dependency>
<!-- logger end -->
<!-- spring -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version>${springVersion}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-beans</artifactId>
<version>${springVersion}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>${springVersion}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context-support</artifactId>
<version>${springVersion}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-tx</artifactId>
<version>4.3.7.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-expression</artifactId>
<version>${springVersion}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-web</artifactId>
<version>${springVersion}</version>
</dependency>
<!-- 使用SpringMVC需配置 -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>${springVersion}</version>
</dependency>
<!-- 关系型数据库整合时需配置 如hibernate jpa等 -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-orm</artifactId>
<version>${springVersion}</version>
</dependency>
<!-- spring end -->
<!-- aop -->
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjweaver</artifactId>
<version>1.8.4</version>
</dependency>
<!-- hibernate begin -->
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-core</artifactId>
<version>4.3.8.Final</version>
</dependency>
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-ehcache</artifactId>
<version>4.3.8.Final</version>
</dependency>
<!-- 二级缓存ehcache <dependency> <groupId>net.sf.ehcache</groupId> <artifactId>ehcache</artifactId>
<version>2.9.0</version> </dependency> -->
<!--enable hibernate to use its proxy model -->
<dependency>
<groupId>javassist</groupId>
<artifactId>javassist</artifactId>
<version>3.9.0.GA</version>
</dependency>
<!-- hibernate end -->
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-annotations</artifactId>
<version>2.5.0</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-core</artifactId>
<version>2.5.0</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.5.0</version>
</dependency>
<!-- apache commons begin -->
<dependency>
<groupId>commons-lang</groupId>
<artifactId>commons-lang</artifactId>
<version>2.6</version>
</dependency>
<dependency>
<groupId>commons-fileupload</groupId>
<artifactId>commons-fileupload</artifactId>
<version>1.3.1</version>
</dependency>
<dependency>
<groupId>commons-httpclient</groupId>
<artifactId>commons-httpclient</artifactId>
<version>3.1</version>
</dependency>
<dependency>
<groupId>commons-logging</groupId>
<artifactId>commons-logging</artifactId>
<version>1.1.1</version>
</dependency>
<dependency>
<groupId>commons-codec</groupId>
<artifactId>commons-codec</artifactId>
<version>1.10</version>
</dependency>
<dependency>
<groupId>commons-collections</groupId>
<artifactId>commons-collections</artifactId>
<version>3.2.1</version>
</dependency>
<dependency>
<groupId>commons-beanutils</groupId>
<artifactId>commons-beanutils</artifactId>
<version>1.9.0</version>
</dependency>
<!--定时任务调度使用 -->
<dependency>
<groupId>org.quartz-scheduler</groupId>
<artifactId>quartz</artifactId>
<version>2.2.1</version>
</dependency>
<!-- jackson begin -->
<dependency>
<groupId>org.codehaus.jackson</groupId>
<artifactId>jackson-core-lgpl</artifactId>
<version>1.2.1</version>
</dependency>
<dependency>
<groupId>org.codehaus.jackson</groupId>
<artifactId>jackson-mapper-lgpl</artifactId>
<version>1.2.1</version>
</dependency>
<!-- jackson end -->
<dependency>
<groupId>com.google.code.gson</groupId>
<artifactId>gson</artifactId>
<version>2.2.4</version>
</dependency>
<!-- jdbc -->
<!--
<dependency>
<groupId>com.oracle</groupId>
<artifactId>ojdbc6</artifactId>
</dependency>
-->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.30</version>
</dependency>
<!-- proxool -->
<dependency>
<groupId>proxool</groupId>
<artifactId>proxool</artifactId>
<version>0.9.1</version>
</dependency>
<dependency>
<groupId>proxool</groupId>
<artifactId>proxool-cglib</artifactId>
<version>0.9.1</version>
</dependency>
<!-- json -->
<dependency>
<groupId>net.sf.json-lib</groupId>
<artifactId>json-lib</artifactId>
<version>1.0</version>
</dependency>
<dependency>
<groupId>xom</groupId>
<artifactId>xom</artifactId>
<version>1.2.5</version>
</dependency>
<dependency>
<groupId>net.sf.ezmorph</groupId>
<artifactId>ezmorph</artifactId>
<version>1.0.6</version>
</dependency>
<dependency>
<groupId>org.apache.httpcomponents</groupId>
<artifactId>httpclient</artifactId>
<version>4.3</version>
</dependency>
<dependency>
<groupId>org.apache.httpcomponents</groupId>
<artifactId>httpmime</artifactId>
<version>4.3</version>
</dependency>
<!-- xmlpull -->
<dependency>
<groupId>xmlpull</groupId>
<artifactId>xmlpull</artifactId>
<version>1.1.3.4a</version>
</dependency>
<dependency>
<groupId>kxml2</groupId>
<artifactId>kxml2</artifactId>
<version>2.3.0</version>
</dependency>
<!-- xmlpull end -->
<!-- com.cosw -->
<dependency>
<groupId>com.cosw</groupId>
<artifactId>commons-util</artifactId>
<version>1.0</version>
</dependency>
<dependency>
<groupId>com.cosw</groupId>
<artifactId>commons-card</artifactId>
<version>1.0</version>
</dependency>
<dependency>
<groupId>com.cosw</groupId>
<artifactId>commons-hsm</artifactId>
<version>1.0</version>
</dependency>
<!-- qianhui -->
<dependency>
<groupId>com.cosw</groupId>
<artifactId>qh-card-service</artifactId>
<version>1.0</version>
</dependency>
<dependency>
<groupId>com.cosw</groupId>
<artifactId>qh-card-protocol</artifactId>
<version>1.0</version>
</dependency>
</dependencies>
## build打包编译并部署到jetty ##
<build>
<finalName>ncuboss</finalName>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>2.5</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-clean-plugin</artifactId>
<version>2.4</version>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-war-plugin</artifactId>
<version>2.6</version>
<configuration>
<webResources>
<resource>
<directory>${project.basedir}/lib</directory>
<targetPath>WEB-INF</targetPath>
<filtering>true</filtering>
<includes>
<include>*.jar</include>
</includes>
</resource>
</webResources>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-dependency-plugin</artifactId>
<version>2.4</version>
<executions>
<execution>
<id>copy</id>
<phase>package</phase>
<goals>
<goal>copy-dependencies</goal>
</goals>
<configuration>
<outputDirectory>src/main/webapp/WEB-INF/lib</outputDirectory>
</configuration>
</execution>
</executions>
</plugin>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>tomcat-maven-plugin</artifactId>
<version>1.0-beta-1</version>
<configuration>
<url>http://localhost:8080/manager/text</url>
<server>tomcat</server>
<path>/ncuboss</path>
<!-- <URIEncoding>UTF-8</URIEncoding>-->
</configuration>
</plugin>
## jetty服务插件以及配置 ##
<!-- 9.3.8.v20160314 -->
<plugin>
<groupId>org.mortbay.jetty</groupId>
<artifactId>maven-jetty-plugin</artifactId>
<version>6.1.26</version>
<configuration>
<connectors>
<connector implementation="org.mortbay.jetty.nio.SelectChannelConnector">
<port>9090</port>
</connector>
</connectors>
<scanIntervalSeconds>10</scanIntervalSeconds>
<webAppConfig>
<contextPath>/trans</contextPath>
</webAppConfig>
</configuration>
</plugin>
</plugins>
</build>
</project>
解决Cannot change version of project facet Dynamic web module to 2.5
这里写链接内容
最近做的一个项目中运用到了连接池技术,可能我们大家比较熟悉的开源连接池有dbcp,c3p0,proxool。对这三种连接池来说,从性能和出错率来说,proxool稍微比前两种好些。今天我主要简单的讲述一下proxool,我在项目中成功的配置和源码。
第一步:首先去http://proxool.sourceforge.net/下载一个proxool.jar文件了,我用的是proxool-0.9.0RC3.jar,现在最新版本是proxool-0.9.1.jar,我在用这个JAR包时,老是报如下错误:
严重: Servlet.service() for servlet action threw exception
java.lang.NoClassDefFoundError: org/logicalcobwebs/cglib/proxy/Callback
at org.logicalcobwebs.proxool.ConnectionPool.getConnection(ConnectionPool.java:261)
at org.logicalcobwebs.proxool.ProxoolDriver.connect(ProxoolDriver.java:89)
at java.sql.DriverManager.getConnection(Unknown Source)
at java.sql.DriverManager.getConnection(Unknown Source)
最后换用proxool-0.9.0RC3.jar无此问题,哪们知道解决办法的话,请留言.
.除了他们的查看监控台的页面有变化,其他的变化不是太大。
换了jar包之后,CallBack类就可以找到了。以上就是在整个过程中遇到的比较难的问题,备忘下。