I’m using Camel JPA endpoints to poll a database and copy the data to a second one. To not poll duplicates, I’m planning to save the highest ID of the copied data and only poll data with an ID higher than that one. To save a few database writes, I want to write back the highest ID after the current
Use same GPS location code on multiple fragments
I want to make an application that will include five different fragments. In each fragment I need the GPS location of the device but the purpose will be different. In order not to implement FusedLocationProviderClient five times for each fragment, I was thinking of doing this once in MainActivity and sending the results to the displayed fragment. Being a beginner
Firebase Database gives null values
This is my Firebase Database snippet I am trying to get the name of the expense and the expense amount and set it into a RecyclerView. This is my adapter for the RecyclerView: This is my POJO class for Expense Model This is my code snippet The log shows that every value in the expense class has been set to
XML parsers should not be vulnerable to XXE attacks. Best way to solve with ZERO impact?
I have a few SonarQube vulnerabilities and one of them caught my eye. As you can see in my code, I have a new DocumentBuilder(); and then I parse this: The Sonar “solution” is to do one of the following things: This is legacy code and I am quite lost here. Could someone explain me the differences between the three
Provide SSL certificate to SQL Server via JDBC
The Microsoft JDBC SSL documentation details the use of a Java keystore in order to specify a certificate bundle to use when validating the TLS connection. Is there a way to provide a certificate bundle without needing to store it within a JKS when connecting to a SQL Server database? Postgres seems to have a sslrootcert option which appears to
Autowiring a javax.inject.provider in a unit-test with spring context
While playing around with the javax provider, I have created a spring configuration file with the following two Beans: I am injecting these two beans in two different services like so: The implementation works as expected and my depending controllers also return the data in the anticipated format. Now I wanted to add a few unit-tests for my implementation, by
Converting a class containing a hashmap of non-primitive keys or values to Json
I want to convert a class which contains a Hashmap of non-primitive keys or values to Json using Gson. so I realize that Hashmap keys and values are stored only as Strings when serializing with Gson. so I can’t serialize them. I ran into this solution which should be fine, but I get this error: any idea? EDIT: this is
How can I do an Android retrofit 2 recyclerview interface?
Here is my code. My adapter: And my interface: This is where I am failing. Here is my failing home fragment page. Where is the problem? Answer Instead of this, write something like HomeFragment.this. I assume that HomeFragment implements IOtobusSaatleriInterface.
Trying to stop a Do-While Loop for an application
I’m creating an application for a homework, the problem is that I am trying to create a do-while loop to exit the application (Using the question “Do you want to exit (Y/N)”). To work with the do-while loop, I created a method to store the app and then called the method in the do-while loop, so that when I try
Unable to map target properties using constructors with mapstruct
I am using MapStruct 1.5.2.Final Map struct is unable to map the target values using the parameterised constructor. Following is the parameterised constructor for the class. I know that if I would have exposed the setters, this would have worked. I don’t want to expose the setters for my class as I want my class to be immutable. I am