那些遇到过的问题

小编Par*_*ohn的帖子

使用我的第一个Maven,Spring项目获取org.springframework.beans.factory.BeanCreationException

使用我的第一个Maven,Spring Project获取org.springframework.beans.factory.BeanCreationException.我已经使用eclipse和Spring进行了一段时间的编程,但我正在研究使用maven来帮忙.

我在eclipse中有一个maven项目,这是我的pom.xml文件:

<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>org.springsource.greenbeans.maven</groupId>
    <artifactId>WebFlowTemplate</artifactId>
    <packaging>war</packaging>
    <version>0.0.1-SNAPSHOT</version>
    <name>WebFlowTemplate Maven Webapp</name>
    <url>http://maven.apache.org</url>
    <dependencies>

        <dependency>
            <groupId>org.hibernate</groupId>
            <artifactId>hibernate-core</artifactId>
            <version>3.6.3.Final</version>
        </dependency>

        <dependency>
            <groupId>org.hibernate</groupId>
            <artifactId>hibernate-validator</artifactId>
            <version>4.3.0.Final</version>
        </dependency>

        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>3.8.1</version>
            <scope>test</scope>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-context</artifactId>
            <version>3.1.2.RELEASE</version>
        </dependency>

        <dependency>
            <groupId>org.springframework.webflow</groupId>
            <artifactId>spring-webflow</artifactId>
            <version>2.3.1.RELEASE</version>
        </dependency>

        <dependency>
            <groupId>org.springframework.security</groupId>
            <artifactId>spring-security-core</artifactId>
            <version>3.1.2.RELEASE</version>
        </dependency>
        <dependency>
            <groupId>org.springframework.security</groupId>
            <artifactId>spring-security-web</artifactId>
            <version>3.1.2.RELEASE</version>
        </dependency>
        <dependency>
            <groupId>org.springframework.security</groupId>
            <artifactId>spring-security-config</artifactId>
            <version>3.1.2.RELEASE</version>
        </dependency>


        <dependency>
            <groupId>log4j</groupId>
            <artifactId>log4j</artifactId>
            <version>1.2.17</version>
        </dependency>



    </dependencies>
    <build>
        <finalName>WebFlowTemplate</finalName>
    </build>
</project>
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但是如果我尝试运行这个Spring WebFlow项目,我会收到以下错误.我的pox.xml中缺少什么.有人可以帮我这个.

EVERE: Exception sending context initialized event to listener instance …
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java eclipse spring spring-mvc maven

Par*_*ohn
2013 03-16
28
推荐指数
1
解决办法
7万
查看次数

如何在eclipse中导出我的maven项目的war文件

我现在一直在使用Eclipse来编写Spring中的web项目,但我也开始关注maven了.我在eclipse中使用maven制作了一个很好的示例Web项目,但如果我右键单击该项目,我就不能再导出到WAR文件了.如何让我的war文件放到服务器上？我必须在我的pom.xml中放一些东西.

请帮帮我....我的pom.xml如下:

<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>org.springsource.greenbeans.maven</groupId>
    <artifactId>WebFlowTemplate</artifactId>
    <packaging>war</packaging>
    <version>0.0.1-SNAPSHOT</version>
    <name>WebFlowTemplate Maven Webapp</name>
    <url>http://maven.apache.org</url>
    <dependencies>

        <dependency>
            <groupId>jstl</groupId>
            <artifactId>jstl</artifactId>
            <version>1.2</version>
        </dependency>

        <dependency>
            <groupId>org.hibernate</groupId>
            <artifactId>hibernate-core</artifactId>
            <version>3.6.3.Final</version>
        </dependency>

        <dependency>
            <groupId>org.hibernate</groupId>
            <artifactId>hibernate-validator</artifactId>
            <version>4.3.0.Final</version>
        </dependency>

        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>3.8.1</version>
            <scope>test</scope>
        </dependency>

        <dependency>
            <groupId>org.aspectj</groupId>
            <artifactId>aspectjtools</artifactId>
            <version>1.6.2</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-aspects</artifactId>
            <version>3.1.2.RELEASE</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-context</artifactId>
            <version>3.1.2.RELEASE</version>
        </dependency>

        <dependency>
            <groupId>org.springframework.webflow</groupId>
            <artifactId>spring-webflow</artifactId>
            <version>2.3.1.RELEASE</version>
        </dependency>

        <dependency>
            <groupId>org.springframework.security</groupId>
            <artifactId>spring-security-core</artifactId>
            <version>3.1.2.RELEASE</version>
        </dependency>
        <dependency>
            <groupId>org.springframework.security</groupId>
            <artifactId>spring-security-web</artifactId>
            <version>3.1.2.RELEASE</version>
        </dependency>
        <dependency>
            <groupId>org.springframework.security</groupId>
            <artifactId>spring-security-config</artifactId>
            <version>3.1.2.RELEASE</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-aop</artifactId>
            <version>3.1.2.RELEASE</version>
        </dependency>


        <dependency>
            <groupId>log4j</groupId> …
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java eclipse spring maven

Par*_*ohn
lucky-day
5
推荐指数
1
解决办法
2万
查看次数

Spring,MySQL和Hibernate:如果系统在8小时内未使用,则会出现数据库错误

我正在开发Spring,MySQL和Hibernate项目,如果项目在8小时内没有使用,我会收到以下错误.有人可以告诉我为什么.看起来如果我重新启动服务器,一切都很好,直到晚上或者如果没有人在中午使用系统几个小时.有人可以帮助我,我刚刚在我的一些项目中发现了这个问题所以我必须在许多项目中犯同样的错误..请帮忙

这是我的java代码的一个例子,我错过了一些东西:

public void saveVisit(VisitModel visit) throws Exception {
        LOGGER.debug("[" + visit.toString() + "]");
        sessionFactory.getCurrentSession().saveOrUpdate(visit);
    }


    @SuppressWarnings("unchecked")
    public School_lookupModel getSchoolInformation(String schoolCode)
    {
        return (School_lookupModel) sessionFactory.getCurrentSession()
        .createCriteria(School_lookupModel.class)
        .add( Restrictions.like("school", schoolCode))
        .uniqueResult();
    }
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以下是错误的控制台输出:

2012-09-06 08:00:07,088 [http-8080-2] WARN  org.hibernate.util.JDBCExceptionReporter - SQL Error: 0, SQLState: 08S01
2012-09-06 08:00:07,088 [http-8080-2] ERROR org.hibernate.util.JDBCExceptionReporter - Communications link failure due to underlying exception: 

** BEGIN NESTED EXCEPTION ** 

java.io.EOFException

STACKTRACE:

java.io.EOFException
    at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1963)
    at com.mysql.jdbc.MysqlIO.reuseAndReadPacket(MysqlIO.java:2375)
    at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:2874)
    at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:1623)
    at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:1715)
    at com.mysql.jdbc.Connection.execSQL(Connection.java:3249)
    at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1268)
    at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:1403) …
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java mysql spring hibernate

Par*_*ohn
2012 09-06
4
推荐指数
1
解决办法
1万
查看次数

Spring项目错误现在我正在使用Maven

我开始使用Maven将我的JAR引入我的项目中.我有一个Spring项目,我在eclipse中进入maven项目,但我现在收到此错误:

Description Resource    Path    Location    Type
The classes from the spring-security-web jar (or one of its dependencies) are not available. You need these to use <http>: javax.servlet.Filter my-security-context.xml /WebFlowTemplate/src/main/webapp/WEB-INF/spring line 12 Spring Beans Problem
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这是我得到它的一行:

<http use-expressions="true">
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这是我的my-security-context.xml文件:

<?xml version="1.0" encoding="UTF-8"?>
<beans:beans 
    xmlns="http://www.springframework.org/schema/security"
    xmlns:beans="http://www.springframework.org/schema/beans" 
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://www.springframework.org/schema/beans
                        http://www.springframework.org/schema/beans/spring-beans-3.1.xsd
                        http://www.springframework.org/schema/security
                        http://www.springframework.org/schema/security/spring-security-3.1.xsd">


    <http use-expressions="true">

        <intercept-url access="hasRole('ROLE_USER')"    pattern="/helloworld**" />
        <intercept-url pattern='/*' access='permitAll' />


        <form-login login-page="/login.jsp"
            authentication-failure-url="/login.jsp" 
            default-target-url="/helloworld" />

        <logout logout-success-url="/" />
    </http>

    <authentication-manager>
        <authentication-provider>
            <user-service>
                <user name="user" password="user" authorities="ROLE_USER" />
            </user-service>

        </authentication-provider>
    </authentication-manager>
</beans:beans> …
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java eclipse spring spring-security maven

Par*_*ohn
lucky-day
1
推荐指数
1
解决办法
4339
查看次数

Maven Spring Project givinig me org.slf4j.spi.LocationAwareLogger错误

Maven Spring Project givinig me 

org.slf4j.spi.LocationAwareLogger.log(Lorg/slf4j/Marker;Ljava/lang/String;ILjava/lang/String;Ljava/lang/Throwable error
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这是我第一次使用Eclipse和Maven.我总是在Eclipse中完成我的Spring项目,但我刚开始使用Maven作为JAR.如果我在服务器上运行我的新项目,我会收到此错误:

SEVERE: Exception sending context initialized event to listener instance of class org.springframework.web.context.ContextLoaderListener
java.lang.NoSuchMethodError: org.slf4j.spi.LocationAwareLogger.log(Lorg/slf4j/Marker;Ljava/lang/String;ILjava/lang/String;Ljava/lang/Throwable;)V
    at org.apache.commons.logging.impl.SLF4JLocationAwareLog.info(SLF4JLocationAwareLog.java:159)
    at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:273)
    at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:111)
    at org.apache.catalina.core.StandardContext.listenerStart(StandardContext.java:4206)
    at org.apache.catalina.core.StandardContext.start(StandardContext.java:4705)
    at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1057)
    at org.apache.catalina.core.StandardHost.start(StandardHost.java:840)
    at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1057)
    at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:463)
    at org.apache.catalina.core.StandardService.start(StandardService.java:525)
    at org.apache.catalina.core.StandardServer.start(StandardServer.java:754)
    at org.apache.catalina.startup.Catalina.start(Catalina.java:595)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:616)
    at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:289)
    at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:414)
Sep 12, 2012 2:37:13 PM org.apache.catalina.core.StandardContext start
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这是我的pom.xml文件,必须缺少一些东西

<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>org.springsource.greenbeans.maven</groupId>
    <artifactId>WebFlowTemplate</artifactId>
    <packaging>war</packaging>
    <version>0.0.1-SNAPSHOT</version>
    <name>WebFlowTemplate Maven Webapp</name> …
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java eclipse spring spring-mvc maven

Par*_*ohn
2013 03-14
1
推荐指数
2
解决办法
2万
查看次数

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