Java 归档 - Page 301 of 655

Java – mockito: how to run some code using the stub method when calling

I want to stub a repository class to test another class with a repository (holder class) The repository interface supp……

Java

2020-02-23

Java – executorservice, how to know when all threads complete without blocking the main thread?

I have a multi-threaded implementation. I create an executorservice and submit the tasks to be executed. I want to kno……

Java

2020-02-23

Check whether the user is root in the Java application

How do I verify that the user is root in a Java application? thank you Solution Simple Just use System.getProperty("us……

Java

2020-02-23

JPA2. 0: delete entity in onetomany relationship

How to delete an entity in a onetomany relationship @Entity @NamedQueries({ @NamedQuery(name="User.findByUserNamePa……

Java

2020-02-23

selenium – org. junit. Test and JUnit framework. Differences between test packages

<project name="JunitSuite" basedir="." default="clean"> <project name="JunitSuite" basedir="." default="clean……

Java

2020-02-23

Java bitwise operation

I have this line of code int b1 = 0xffff & (content[12]<<8 | 0xff & content[11]); I have a small bytearr……

Java

2020-02-23

Java – button click causes the application to crash

I just set up an onclick method, which is written in the activity class and will be called as soon as I click the butt……

Java

2020-02-23

How to output the content of scene graphics in JavaFX 2 to images

How to output the content of scene graph in JavaFX 2 to image In fact, I'm developing an application that basically de……

Java

2020-02-23

Java – singleton mode

Like my previous question, this question refers to effective Java I have many sub - questions this time >Privileged……

Java

2020-02-23

. Net – how to stop a worker thread in a multithreaded windows service where the service is stopped

I have a Windows service that uses a producer / consumer queue model to process tasks in queues with multiple worker t……

Java

2020-02-23

Java – how to use jmockit to pass an empty string to a private method during unit testing?

The following is the private method in my datatap class. I tried to JUnit test this private method with jmockit – priv……

Java

2020-02-23

Unit testing – unit testing is worth the effort, in a large and old (5yr) code base?

I just joined a team that has been working in the main mode for the past five years (Java, Maven based projects) There……

Java

2020-02-22

Java – get the result of searchresponse in elasticsearch

I am trying to use es as the index of mongodb I successfully integrated them together, but I found the Search API quit……

Java

2020-02-22

Add – javaagent to Tomcat 6 server, where can I put it and what format?

I'm trying to install an application health monitoring application that can monitor J2EE Web transactions. I need to p……

Java

2020-02-22

Java – how is this eclipse view formed?

I am developing an eclipse plug-in, which will add a new context menu. When clicked, a dialog box will pop up, and use……

Java

2020-02-22

JavaBeans comparison

Does anyone know a free open source library (utility class) that allows you to compare two instances of a java bean an……

Java

2020-02-22

Java – volatile in method signature?

See English answers > why make a method volatile in Java? 7 class A { protected A clone() throws CloneNotSup……

Java

2020-02-22

Java – JDBC logging to file

I need to log all queries to the Oracle database in my project to a log file What is a good way to achieve this? Some ……

Java

2020-02-22

Java – use workflow engine, state machine engine or scroll myself?

I'm confused I am developing an internal tool based on Grails for my company One component of this tool is a simple pr……

Java

2020-02-22

Java – what should you do?

Java checked exceptions sometimes force you to catch checked exceptions that you think will never be thrown Best pract……

Java

2020-02-22

Java – countdown timer without GUI

Basically, I'm making a text-based "game" (not a game, but more a way to improve basic Java skills and logic) But as p……

Java

2020-02-22

Java – real world example of applying command patterns

Command pattern can be used to implement transaction behavior (and undo) Solution In one of our projects, we have the ……

Java

2020-02-22

Java – bad practice – the class defines CompareTo (…) and uses object equals()

Want to know what needs to be done with the listed methods public final int compareTo(final FieldDTO o) { retu……

Java

2020-02-22

Java – how do I enable Maven profiles when the build version is not – snapshot?

I'm trying to use the gitflow helper Maven plugin extension for my Maven build Therefore, I want to configure my proje……

Java

2020-02-22

Java – swing: hover over the radio button label on the translucent JPanel

In my question, I have an opaque JPanel and another translucent (translucent) JPanel, which is located on the first JP……

Java

2020-02-22

Java – severe: unable to schedule event: eventbus com google. common. eventbus. SubscriberExceptionContext

For eventbus, I merged the code in my java spring application and took full control of it, but the result did not chan……

Java

2020-02-22

Java – JUnit test method with random nature

I am working for myself on a small project and I am using it as an opportunity to understand unit testing and maintain……

Java

2020-02-22

JSF – integer gets the default value 0, which needs to be null in Java

See English answer > H: inputtext which is bound to integer property is submitting value 0 instead of null1 All I n……

Java

2020-02-22

Unit testing – unit testing is worth the effort, in a large and old (5yr) code base?

I just joined a team that has been working in the main mode for the past five years (Java, Maven based projects) There……

Java

2020-02-22

When adding another object, Java util. ConcurrentModificationException

I am experiencing this exception What's wrong with my code? public class GlennTestMain { static ArrayList<Pers……

Java

2020-02-22

Java – why do you return false and true?

public class Test { public class Test { public static final Double DEFAULT_DOUBLE = 12.0; public static final ……

Java

2020-02-22

Java – can spring MVC with JPA be used to update a subset of attributes on an entity?

I am using spring Roo, spring MVC and JPA to save MySQL database I'm new to spring MVC and Java, but I work with cake,……

Java

2020-02-22

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Java – mockito: how to run some code using the stub method when calling

Java – executorservice, how to know when all threads complete without blocking the main thread?

Check whether the user is root in the Java application

JPA2. 0: delete entity in onetomany relationship

selenium – org. junit. Test and JUnit framework. Differences between test packages

Java bitwise operation

Java – button click causes the application to crash

How to output the content of scene graphics in JavaFX 2 to images

Java – singleton mode

. Net – how to stop a worker thread in a multithreaded windows service where the service is stopped

Java – how to use jmockit to pass an empty string to a private method during unit testing?

Unit testing – unit testing is worth the effort, in a large and old (5yr) code base?

Java – get the result of searchresponse in elasticsearch

Add – javaagent to Tomcat 6 server, where can I put it and what format?

Java – how is this eclipse view formed?

JavaBeans comparison

Java – volatile in method signature?

Java – JDBC logging to file

Java – use workflow engine, state machine engine or scroll myself?

Java – what should you do?

Java – countdown timer without GUI

Java – real world example of applying command patterns

Java – bad practice – the class defines CompareTo (…) and uses object equals()

Java – how do I enable Maven profiles when the build version is not – snapshot?

Java – swing: hover over the radio button label on the translucent JPanel

Java – severe: unable to schedule event: eventbus com google. common. eventbus. SubscriberExceptionContext

Java – JUnit test method with random nature

JSF – integer gets the default value 0, which needs to be null in Java

Unit testing – unit testing is worth the effort, in a large and old (5yr) code base?

When adding another object, Java util. ConcurrentModificationException

Java – why do you return false and true?

Java – can spring MVC with JPA be used to update a subset of attributes on an entity?

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