I am developing a custom maven plugin. When I write:
${project.version}
into my pom file I can get its value however is there a way if I write into a properties file:
project.version = ${project.version}
that will set the project.version value correctly, how can I implement it at my Java code?
PS: I don't use annotations at my Mojo and I don't want to use variables at my Java code because user should define as my variables as at a properties file and I can not change my core Java code in order to changed things.
Use the properties-maven-plugin to write specific pom properties to a file at compile time, and then read that file at run time.
In maven pom. xml , a property is accessed by using ${property_name} . You can define your custom properties in Maven.
To refer to environment variables from the pom. xml, we can use the ${env. VARIABLE_NAME} syntax. We should remember to pass the Java version information via environment variables.
How do I access maven properties defined in the pom in a normal maven project, and in a maven plugin project? Use the properties-maven-plugin to write specific pom properties to a file at compile time, and then read that file at run time. In your pom.xml:
In this short tutorial, we'll take a look at how to use variables defined inside Maven's pom.xml from a Java application. 2. Plugin Configuration Throughout this example, we'll use the Maven Properties Plugin. This plugin will bind to the generate-resources phase and create a file containing the variables defined in our pom.xml during compilation.
It allows you to replace variables in your resource files with actual values of pom properties. First, create a pom.properties file in your resource folder. The name of the file is arbitrary. Add the variables you need to the file:
By default, the maven provides the feature to get the project related properties Such as groupId, artifactId, version the project. For accessing these properties, you need to add the prefix project before the variable. Say example. The settings.xml is the core file of maven. It generally appears on the conf folder of maven_home.
You can use Maven resource filtering by simply adding <resources>
inside <build>
and turning on filtering for anything you want.
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