Recent questions tagged Java

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java - How to get numbers out of string?

I'm using a Java StreamTokenizer to extract the various words and numbers of a String but have run into a ... the string. Thanks Mr Morgan. 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 - GAE SDK 1.9.4 breaks GPE 3.5.1

When i tried to generate the client library using eclipse interface i got this erro: eclipse.buildId=M20120914-1800 ... know how to solve 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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java - How to change background color of jDesktopPane which is created usning tools in netbeans

By unsing netbeans ide , I created a JDesktopPane inside the JFrame. and I cannot change the color of ... change the background of JDesktopPane 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 jaxb adapter annotation is not added to the proxy classes

My XSD looks like this: <xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified"> ... value####"; } Any ideas? See Question&Answers more detail:os...

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

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684 views

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java - How to handle "org.openqa.selenium.WebDriverException: ChromeDriver only supports characters in the BMP" exception?

Whenever I try to fill some non BMP character like '??' as input to a text area using selenium, my ... ) Any suggestions would be appreciated. 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 4.1 @Qualifier doesnt'work

I have classes, xml configuration file and error stack trace like this. I have no idea why @Qualifier doesn't work. ... ) ... 20 more Need help 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 - Display Excel sheet in the Browser?

I need to display the newly generated excel (from tables using Apache POI) in a web browser (whatever it is, ... this problem? Thanx in advance. See Question&Answers more detail:os...

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

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454 views

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java - Spring Boot: get command line argument within @Bean annotated method

I'm building a Spring Boot application and need to read command line argument within method annotated with @Bean. See ... can I solve my issue? See Question&Answers more detail:os...

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

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344 views

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java - Using Guava's Optional with @XmlAttribute

I would like to setup a JAXB-annotated Java class to generate some XML in the following format: <page refId ... an attribute. Thanks in advance! 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 - Property values in bean class are null in constructor

I'm trying to use values from my application.properties file in my service implementation class/bean. But when ... just Spring even. 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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303 views

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java - How to solve SAXException: Invalid element in

I try to get results from a webservice in the following way. List result = new Vector(); LibrarySearchRequest ... else could be the problem? See Question&Answers more detail:os...

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

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354 views

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java - Record a call through MIC on Samsung devices (Android 7.0)

I've simple Android app that record a call and it works fine on Android 6 + Samsung devices (both with MIC ... advice what can be done here? See Question&Answers more detail:os...

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

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173 views

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java - Why won't .NET deserialize my primitive array from a web service?

Help! I have an Axis web service that is being consumed by a C# application. Everything works great, except ... the semantics of my service. See Question&Answers more detail:os...

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

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208 views

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java - How to find automatic modules with javapackager

I am bundling an app using javapackager wherein the main jar is a module with a module-info.class but it ... rmi,java.activation -nosign -v See Question&Answers more detail:os...

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

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364 views

1 answer

java - JSch getting "invalid privatekey:" while trying to load an RSA private key by KeyPairGenerator

I'm using java.security.KeyPairGenerator to gen an RSA key pair, and then try to load the private key via ... help will be highly appreciated! See Question&Answers more detail:os...

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

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289 views

1 answer

java - Can I have multiple Configurations in Spring Security for securing web application and Rest API?

I'm trying to create REST API and web/MVC application in Spring. They both should use the same ... make two independent Spring applications? See Question&Answers more detail:os...

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

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319 views

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java - Putting all returned elements into a Spring-Boot cache using annotations

Using spring-boot and its caching mechanism, is it possible to automatically store all entities returned as a ... > findFooByBar(Bar bar); See Question&Answers more detail:os...

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

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223 views

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java - Why doesn't the class containing main have to be public?

I declared the following class class A { //not public public static void main(String args[]) { System. ... because the specification says so"? See Question&Answers more detail:os...

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

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302 views

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java - Creating and populating a DataTable dynamically in JSF2.0

I've a little problem right there. When I want to populate DataTable in JSF I have to create a model first, then use ... .add("Column" + i); } See Question&Answers more detail:os...

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

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255 views

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java - Unable to write into DataOutputStream beyond a specific size - OutOfMemoryError

I have the following code which produces an OutOfMemory exception: byte[] buf = new byte[10240]; int len = 0; ... help me handle this? 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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228 views

1 answer

java - How to programmatically change the selection within package explorer

I am currently developing a plugin for eclipse that analyzes dependencies and references between projects within the ... for this problem? 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 - JTextPane/JTextField strange behaviour with rare characters

I've discovered a strange bug in JTextPane/JTextField (or somewhere in the font rendering underneath them). ... (null); } } See Question&Answers more detail:os...

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

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279 views

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java - Complex Hibernate Projections

I want to ask, it is possible that I create query projections and criterion for more than one level deep? I have ... as her age value ? 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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535 views

1 answer

java - MouseListener/KeyListener not working (JPanel)

I'm doing a little project that involves the mouse and key listeners in JPanel. Unfortunately, none of the methods ... it still won't submit. See Question&Answers more detail:os...

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

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228 views

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java - Selenium implicitlyWait Not Working?

I am learning Java Maven Selenium. I want something like this in Selenium using implicitlyWait. Open website (for ... before entering my email. See Question&Answers more detail:os...

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

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410 views

1 answer

java - How to make JTabbedPane autoresize to fit page dimensions?

I have only JTabbedPane inside JFrame. JTabbedPane sets its dimensions to biggest page width/height. As pages has ... resized frame by hand) See Question&Answers more detail:os...

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

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329 views

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java - How does TCP_NODELAY affect consecutive write() calls?

TCP_NODELAY is an option to enable quick sending of TCP packets, regardless of their size. This is very useful ... one call to write help? See Question&Answers more detail:os...

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

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267 views

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java - Aborting upload from a servlet to limit file size

I'd like to limit the size of the file that can be uploaded to an application. To achieve this, I'd ... waiting the HTTP request to finish? See Question&Answers more detail:os...

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

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