javabeans

问题 APPLICATION FAILED TO START Description: Parameter 0 of method modifyRequestBodyGatewayFilterFactory in org.springframework.cloud.gateway.config.GatewayAutoConfiguration required a bean of type 'org.springframework.http.codec.ServerCodecConfigurer' that could not be found. Action: Consider defining a bean of type 'org.springframework.http.codec.ServerCodecConfigurer' in your configuration. Picked up JAVA_TOOL_OPTIONS: -agentlib:jvmhook Picked up _JAVA_OPTIONS: -Xbootclasspath/a:"C:\Program

问题 I have a question regarding declaration of classes in applicationContext.xml In applicationContext.xml do we need to specify all the classes from the application? E.g. In my small web application I have a Entity class, Service class and DAO class. So currently it is defined as <!-- Beans Declaration --> <bean id="Employees" class="net.test.model.Employees" /> <!-- User Service Declaration --> <bean id=" EmployeeService" class="net.test.employees.service.EmployeeService"> <property name=

问题 I started web development using JSF, after studying JSP and Servlets for a while. When you create a JSF web application you always(may be often but I am not sure if it always or not) have to create beans.xml and you don't write anything in it. But, if that file doesn't exist the JSF web app will not work. What is the reason behind that? Why we need that file? Please, detailed explanation. 回答1: Adding to the answer of Micheal; CDI is not only useful in combination with JSF because of the

问题 Hi is there a way to copy one class loaded context (atrributes etc) from one classloader (for instance a 'made' class Point) to another classloader? Making clear, Example: I have an object Point on CL 1. Now running on another CL2, I want to creat this object in CL 3. Some obj: class Point { int x; int y; public Point() {} //getters and setters Scenery: ... class CL2 { // Running on CL 2 ... // Point obj from CL 1 Object point = gotFromCL1(); // Want to create the object on Cl2 Object

问题 I'm trying to get a simple Spring example to work with Activiti 5.5, and having some trouble. I'm using the process engine configured with activiti under %activiti_home%/apps/apache-tomcat-6.0.32/webapps/activiti-rest. I modified the spring config file so that it performs an include of my custom spring configuration file: <import resource="classpath*:applicationContext*.xml"/> I deployed my applicationContext.xml file to the activiti-rest/WEB-INF/classes folder. Activiti starts up fine, and I

问题 Closed . This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this post. Closed 2 years ago . Are they different or they are used interchangeably? If they are Different, then what made them different from each other? 回答1: A JavaBean is just a plain old Java object that conforms to certain conventions including the use of accessor functions (getFoo/setFoo) for member access

问题 i am newbie and getting difficulty to save my JSonObject into my Beanclass * this is JSON Object: * on result of this LOC: JSONObject responseJson; Log.i("LoginActivity",responseJson.toString()); 11-28 22:15:56.525: I/LoginActivity(22793): {"message":"Successfully Logged In.","auths":"Global Administrator,Installer,KONG,Project Manager,SendPdfToCustomerRole,Surveyor ","user":{"view_all_proposals":"0","role_id":"1","contact_no":"020 8547 4333 (x354)","date_modified":"2013-10-10 10:08:07",

问题 Inherited an existing codebase, unable to contact original developer. I understand that for a normal Java bean, you have variable declarations, getters and setters. public class FooBean{ private String foo; private String bar; // getters and setters } However in this code, I notice that all the strings are initialised. public class FooBean{ private String foo = new String(); private String bar = new String(); // getters and setters } The code that handles this bean doesn't have any particular

问题 I declared a request scoped bean in a jsp page and tried to access it another page. I was able to access the bean on another page using scriptlet as well as EL , however it got an exception if used jsp;getProperty . Below is the code of both the pages. PageScope.jsp(First Page) : <jsp:useBean id="taskBean" class="com.mybean.TaskBean" scope="request" /> <jsp:setProperty name="taskBean" property="multiplier" value="55" /> <jsp:setProperty name="taskBean" property="multiplicand" value="<%= dd %>

问题 I have to get 2 numbers and an operation from a jsp file, using a java bean. After submitting the numbers, take them to a servlet from that Java Bean and return an result of them. Problem is that the java bean fields are never completed with the numbers written in textboxes. So, I have, index.jsp's body: <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>JSP Page</title> <link rel="stylesheet" type="text/css" href="style.css" /> </head> <body> <h1