Recent questions tagged Java

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java - Intellij (Swing) GUI not compiling because of Gradle

I have a Gradle project and I am trying to create a GUI (Swing, using Intellij); however, I keep receiving ... works 100% fine with Maven.. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How to use Calendar.getInstance with specified Locale

I am trying to use Calendar.getInstance(Locale l) with specified Locale and is not working. I cannot figure out what ... , "BR"), in portuguese? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Passing an object to a REST Web Service using Jersey

I have a simple WS that is a @PUT and takes in an object @Path("test") public class Test { @PUT @Path("{ ... so i can produce and consume xml.. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - If I have a constructor that requires a path to a file, how can I "fake" that if it is packaged into a jar?

The context of this question is that I am trying to use the maxmind java api in a pig script that I have ... quite a chore. Is this possible? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Can I get the name of the class and method within which the current thread was spawned?

Here's an unusual one: is it possible to obtain the class/method that originally spawned the currently running ... for the current thread. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - URL - FileNotFoundException for image file in Android

I'm trying to get a image from particular URL but it throwsFileNotFoundException. If I try to open the url from my ... f.flush(); f.close(); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - "The left-hand side of an assignment must be a variable" problem with charAt

private String kNow(String state, String guess) { for (int i = 0; i < word.length(); i++) { if ( ... , if my approach is not completely wrong. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How to set the timeout for socket when looking for host?

In my unit test, I use commons httpclient to request a incorrect remote web site, and the max timeout is: @Test( ... set a max timeout for it? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Android mock Camera

Is it possible to mock the Android Camera class ? @Override public void setUp() { _camera = Mockito.mock(Camera.class); ... java:70) ... 18 more See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Inject variable with custom parameter without creating 2 guice helper interfaces?

I'm using guice to dynamically inject classes in my constructors. For example: @Inject public PublisherFrame(EventBus ... "guice" helper files) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Problems with Aop in spring boot

My Application class import com.example.haha.Haha; import com.example.hehe.Hehe; import com.example.logging. ... 21 common frames omitted See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Loading classes not present in the classpath

Let's say I've compiled a Groovy script using Groovyc, which has generated one or more .class files in ... compiled versions of the scripts. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Issue Serializing Lazy @ManyToOne

I am using Jackson's Hibernate4Module to deal with the serialization issues when dealing with a lazily loaded ... -datatype-hibernate/issues/97 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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226 views

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java - Android Studio: Adding a library outside of the project root

I have two projects, A and B, and would like to share some code between them via a library project, C. ... outside the project root. Thanks! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Why doesn't thread wait for notify()?

Why doesn't thread wait for notify()? The thread starts and then goes to the waiting pool, but it proceeds to execute ... ; //notify(); } } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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220 views

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java - Load properties file in Spring depending on profile

I have a Spring 3.1 application. Let's say it has an XML with the following content: <context:property- ... found in the application context. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Should unchecked exceptions be caught and dealt with?

I have been reading many posts about exceptions lately and I have a question whether unchecked exceptions should ... up from your application? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - invalid name pattern when trying to pass custom oracle type object mapping

I am trying to use Java spring custom Oracle type as a parameter and getting the following error: org. ... Stored Procedure Using MyBatis? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How to manage cookies with Jsoup?

Is there a simple cookie manager in Jsoup that stores the cookies by host? the example in this thread is quite lacking. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Spring boot field injection with autowire not working in JUnit test

I want to inject DeMorgenArticleScraper in a test. @RunWith(SpringJUnit4ClassRunner.class) public class DeMorgenArticleScraperTest ... class). See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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270 views

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java - How to transactionally poll Kafka from Camel?

I'm currently working on message bus based on kafka and managed by camel and Spring. I have a XML route ... recommended but it should work). See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How to make two JPanels listen to the same event?

I have a JFrame and, inside this JFrame there are two JPanels. When I press a key, both of them must listen to ... t = new TwoPanelsTest(); } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How can I dynamically add images to a GridView?

I have a GridView that is created based on an array of items. I need to add more images as the grid ... > How should I approach this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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215 views

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java - Loading a configuration file from the classpath

I'm working on making my Java app easy to deploy to other computers and am writing an ant script ... /configuration.xml config/log4j.properties See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How to reduce given list by using Lambda expression .reduce() method

List<Integer> integers = Arrays.asList(1, 2, 3, 5, 6, 8, 9, 10); integers.stream().filter((integer) - ... me know what exactly this method do. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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361 views

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java - Spring Pessimistic locking

i have spring project under java, using hibernate query, i like to use pessimistic locking. How to do ... : Transaction not successfully started See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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759 views

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java - Youtube API v3 search for videos, retrieve title and url

How can you search for youtube-movies and get the id/url and the title from ... /2.0/developers_guide_java#Retrieving_and_searching_for_videos See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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288 views

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java - Vaadin - Responsive Columns

I'm new to using Vaadin and have been trying to work out how I can make 2 Components be side by ... about using the functionality from both? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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