我正在使用Spring WebFlow 2,我想知道决策状态与动作状态的区别.
我正在阅读并且不理解决策状态与行动状态的区别.我理解视图状态会显示一个输入的jsp,但是决策状态与动作状态的区别是什么？
我为什么要在行动状态下使用决策状态？为什么我应该在决策状态下使用动作状态？
有人可以对此有所了解
如何在Java项目中找到不需要的JARS.我正在接管一些有很多JAR的Java项目,我有一种感觉我不需要它们.有人可以告诉我,如果你知道任何快速的技巧,找出项目需要或不需要的JAR.
下面是使用MySQL和Hibernate的Spring Web Flow项目的JAR列表我不需要所有的JAR但是有人可以告诉我一些技巧
activation-1.1.jar
antlr-2.7.6.jar
aopalliance-1.0.jar
asm-3.1.jar
asm-attrs-1.5.3.jar
aspectjrt-1.6.8.jar
aspectjweaver-1.6.8.jar
c3p0-0.9.2-pre4.jar
cas-client-core-3.2.1.jar
cglib-2.2.jar
commons-beanutils-1.8.0.jar
commons-codec-1.4.jar
commons-collections-3.1.jar
commons-dbcp.jar
commons-digester-1.8.1.jar
commons-email-1.0.jar
commons-fileupload-1.1.1.jar
commons-io-1.1.jar
commons-lang-2.5.jar
commons-logging-1.1.1.jar
commons-pool.jar
dom4j-1.6.1.jar
dumbster-1.6.jar
ehcache-1.2.3.jar
files.txt
hibernate-annotations-3.5.0-Final.jar
hibernate-commons-annotations-3.2.0.Final.jar
hibernate-core-3.5.0-Final.jar
hibernate-entitymanager-3.5.0-Final.jar
hibernate-jpa-2.0-api-1.0.0.Final.jar
hibernate-search-3.0.0.GA.jar
hibernate-validator-4.0.2.GA.jar
hsqldb-1.8.0.10.jar
httpclient-4.1.2.jar
httpclient-cache-4.1.2.jar
httpcore-4.1.2.jar
httpmime-4.1.2.jar
icu4j-2.6.1.jar
jackson-core-asl-1.5.3.jar
jackson-mapper-asl-1.5.3.jar
javassist-3.9.0.GA.jar
jaxb-api-2.1.jar
jaxb-impl-2.1.3.jar
jaxen-1.1.1.jar
jcl-over-slf4j-1.5.10.jar
jdom-1.0.jar
joda-time-1.6.jar
joda-time-jsptags-1.0.2.jar
jstl-1.2.jar
jta-1.1.jar
log4j-1.2.14.jar
log4j-1.2.15.jar
lucene-core-2.3.2.jar
lucene-highlighter-2.0.0.jar
mail-1.4.jar
mailapi.jar
mail.jar
mchange-commons-java-0.2.2.jar
mysql-connector-java-5.0.5.jar
org.springframework.aop-3.1.1.RELEASE.jar
org.springframework.asm-3.1.1.RELEASE.jar
org.springframework.aspects-3.1.1.RELEASE.jar
org.springframework.beans-3.1.1.RELEASE.jar
org.springframework.binding-2.3.1.RELEASE.jar
org.springframework.context-3.1.1.RELEASE.jar
org.springframework.context.support-3.1.1.RELEASE.jar
org.springframework.core-3.1.1.RELEASE.jar
org.springframework.expression-3.1.1.RELEASE.jar
org.springframework.faces-2.3.1.RELEASE.jar
org.springframework.instrument-3.1.1.RELEASE.jar
org.springframework.instrument.tomcat-3.1.1.RELEASE.jar
org.springframework.jdbc-3.1.1.RELEASE.jar
org.springframework.jms-3.1.1.RELEASE.jar
org.springframework.js-2.3.1.RELEASE.jar
org.springframework.js.resources-2.3.1.RELEASE.jar
org.springframework.orm-3.1.1.RELEASE.jar …我试图将WebFlow2中使用的所有JSP文件重命名为JSPX.
我进入我的STS项目并从JSP重命名文件到JSPX然后我更改了我的flow.xml中的defaultViewSuffix
[CODE]<bean id="mvcViewFactoryCreator" class=
"org.springframework.webflow.mvc.builder.MvcViewFactoryCreator">
<property name="defaultViewSuffix" value=".jspx" />
</bean>[/CODE]
这是错误:
[CODE]SEVERE: Servlet.service() for servlet jsp threw exception
org.apache.jasper.JasperException: /WEB-INF/flows/helloworld/helloworld.jspx (line: 1, column: 2) The markup in the document preceding the root element must be well-formed.
[/CODE]
这是我的helloworld.jspx
[CODE]<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<%@ taglib prefix="form" uri="http://www.springframework.org/tags/form" %>
<html>
<head>
<title>Spring 3.0 MVC - Web Flow Example</title>
</head>
<body>
<h2>Customer Registration</h2>
<form:form commandName="customer">
<input type="hidden" name="_flowExecutionKey" value="${flowExecutionKey}"/>
<table>
<tr><td>
<font color=red><form:errors path="name" /></font><b>Name: </b>
</td><td>
<form:input path="name"/><br/><p>
</td></tr><tr><td>
<font …我试图使用Maven来构建我的Spring 3项目，该项目在Maven之前可以正常工作，但是却出现此错误：
Sep 13, 2012 11:24:50 AM org.springframework.web.context.ContextLoader initWebApplicationContext
SEVERE: Context initialization failed
java.lang.NoClassDefFoundError: org/springframework/web/bind/support/WebDataBinderFactory
at java.lang.Class.getDeclaredMethods0(Native Method)
at java.lang.Class.privateGetDeclaredMethods(Class.java:2444)
at java.lang.Class.getDeclaredMethods(Class.java:1808)
at org.springframework.core.type.StandardAnnotationMetadata.hasAnnotatedMethods(StandardAnnotationMetadata.java:159)
at org.springframework.context.annotation.ConfigurationClassUtils.isLiteConfigurationCandidate(ConfigurationClassUtils.java:106)
at org.springframework.context.annotation.ConfigurationClassUtils.checkConfigurationClassCandidate(ConfigurationClassUtils.java:87)
at org.springframework.context.annotation.ConfigurationClassPostProcessor.processConfigBeanDefinitions(ConfigurationClassPostProcessor.java:233)
at org.springframework.context.annotation.ConfigurationClassPostProcessor.postProcessBeanDefinitionRegistry(ConfigurationClassPostProcessor.java:203)
at org.springframework.context.support.AbstractApplicationContext.invokeBeanFactoryPostProcessors(AbstractApplicationContext.java:617)
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:446)
at org.springframework.web.context.ContextLoader.createWebApplicationContext(ContextLoader.java:282)
at org.springframework.web.context.ContextLoader.initWebApplicationContext(ContextLoader.java:204)
at org.springframework.web.context.ContextLoaderListener.contextInitialized(ContextLoaderListener.java:47)
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)
Caused by: java.lang.ClassNotFoundException: org.springframework.web.bind.support.WebDataBinderFactory
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1680)
at …Spring Web Flow ...如何仅在一次转换时停止表单验证.
如何仅在一个转换上停止表单验证.使用以下代码我打开表单验证,一切都运行良好,但如果用户单击"取消"我不想运行表单验证.不管怎么说？
<view-state id="helloworld" view="input.jsp" model="customer" popup="true">
<transition on="submit" to="preview" />
<transition on="cancel" to="thanks"/>
</view-state>
我试图在使用maven之前得到一个我在Spring 3.1和Hibernate 4.1中工作过的项目..我们现在必须使用maven但是我不能让项目继续构建.
这是我的pom.xml
<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>MemberInquiry</artifactId>
<packaging>war</packaging>
<version>0.0.1-SNAPSHOT</version>
<name>MemberInquiry</name>
<url>http://maven.apache.org</url>
<dependencies>
<dependency>
<groupId>javax.transaction</groupId>
<artifactId>jta</artifactId>
<version>1.1</version>
</dependency>
<dependency>
<groupId>javax.validation</groupId>
<artifactId>validation-api</artifactId>
<version>1.0.0.GA</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-orm</artifactId>
<version>3.1.1.RELEASE</version>
<!-- will come with all needed Spring dependencies such as spring-core
and spring-beans -->
</dependency>
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-entitymanager</artifactId>
<version>4.1.2.Final</version>
<!-- will come with Hibernate core -->
</dependency>
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-validator</artifactId>
<version>4.0.2.GA</version>
</dependency>
<dependency>
<groupId>cglib</groupId>
<artifactId>cglib</artifactId>
<version>2.2.2</version>
</dependency>
<dependency>
<groupId>javax.mail</groupId>
<artifactId>mail</artifactId>
<version>1.4.5</version>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.21</version>
</dependency>
<dependency>
<groupId>org.apache.httpcomponents</groupId> …我试图找出如何将对象列表转换为java中的映射或处理列表
示例发票有两个字段,注释和金额:
List<Invoice> invoices = Arrays.asList(
new Invoice( "note1", "amount1" ),
new Invoice( "note2", "amount2" ) );
现在,我可以将此列表放入如下的地图中:
Map<Long, String>