According to Java 7 documentation as well as third party vendors, it appears Java 7 should support AES-GCM suites: ibm java 7 java 7 ssl doc I was hitting some errors in negotiation between client and server unable to negotiate a cipher due to restricting it to only the AES-GCM ciphers. After investigation I …
Can a normal Class implement multiple interfaces?
I know that multiple inheritances between Interfaces is possible, e.g.: But is it possible to have a regular Class inherit from multiple Interfaces like this: Answer A Java class can only extend one parent class. Multiple inheritance (extends) is not allowed. Interfaces are not classes, however, and a class c…
Can we call another project java class from our project in eclipse
Answer You can do either this way: In the dependency you can add the other projects to your project. Right click on project -> properties -> java build path -> projects. Add your project here. OR Make the classes of project into jar and add it to other project Dependencies should be added in classpat…
Convert java.util.Date to java.time.LocalDate
What is the best way to convert a java.util.Date object to the new JDK 8/JSR-310 java.time.LocalDate? Answer Short answer Explanation Despite its name, java.util.Date represents an instant on the time-line, not a “date”. The actual data stored within the object is a long count of milliseconds sinc…
Simple way templating multiline strings in java code
I’m often run in to the following situation: I have long multiline strings where properties must be injected – e.g. something like templating. But I don’t want to inlcude a complete templating engine (like velocity or freemarker) in my projects. How can this be done in a simple way: Answer Y…
PdfCopy and form values with iText: form values not visible
Chapter 6 of iText in action describes how to replicate a page using PdfSmartCopy / PdfCopy: public void addDataSheets(PdfCopy copy) throws SQLException, IOException, DocumentException { …
The Running Time For Arrays.Sort Method in Java
Does anyone know the running time in big O notation for the arrays.sort java method? I need this for my science fair project. Answer From official docs I’ve observed that there are primarily two approaches. So, it depends on what you are sorting and what overloaded method from sort family of methods you…
Ternary Operators Java [duplicate]
This question already has answers here: Ternary Operator (4 answers) Closed 5 months ago. Is there a way to implement this in a ternary operation. I’m very new to that ternary stuff, maybe you could guide me. This one doesn’t seem to work. Answer In this case, you don’t even need a ternary o…
Maven Bundle Plugin: Export has private references
After updating the maven-bundle-plugin from version 2.3.5 to version 2.4.0 running mvn clean install outputs some warning messages, which I don’t fully understand. E.g. Export ch.entwine.weblounge.contentrepository.impl.index, has 1, private references [org.elasticsearch.action.bulk] I guess this has so…
JavaFX menu item show shortcuts on right hand side
Take for example the menu items from the edit menu in JavaFX Scene Builder See how they display the shortcuts on the right? Is there any easy way to achieve the same effect using JavaFX? Thanks. Answer You can add an accelerator key in scene builder or add it directly in the fxml file like so KeyCodeCombinati…