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Tag: properties

How can i fetch property from file in Java class?

I have set the variable “” in my environment to “test” and I have below file in my src/main/resources. It has one property “machine” I want to access this property in one of my Java based class. PropertiesConfig class: But while running this as a Spring boot application in Eclipse. I am getting below error: What am I missing?

Connecting Spring boot application with postgresql problem with properties

I wanted to connect my application from spring boot with postgresql running in docker I am doing everything according to this tutorial – , but I keep getting the same error: Error starting ApplicationContext. To display the conditions report re-run your application with ‘debug’ enabled. 2021-08-02 16:18:56.400 ERROR 4169 — [ main] o.s.b.d.LoggingFailureAnalysisReporter : APPLICATION FAILED TO START Description:

How write path to file properties?

I wrote a program with two language. I created a file When I attempted to get properties from the file, I got the error: Exception in thread “main” java.lang….

The Properties.load would close the InputStream?

I saw this example, and I didn’t see the close() method invoked on the InputStream, so would prop.load() close the stream automatically? Or is there a bug in the example? Answer The Stream is not closed after Properties.load () The above code returns “-1” so the stream is not closed. Otherwise it should have thrown Stream Closed

Open a file’s properties window using Java

This is a question only regarding Java in Windows. I need a method that will call this window: So essentially the method should be something like: So the statement: opernProperties(new File(test.txt)); should open the above window. So just to clarify, I do not want to read and manage the properties. I just want to open the properties window. Answer I

In Java -D what does the D stand for?

What does the D in Set a system property value. Of the Java application launcher stand for? For some reason it’s been bothering me, why D? Answer I’ve always assumed it was to define the value of a property… possibly a legacy from C compilers, which often use -D as similar to #define in code. EDIT: The closest I have