Update keys in java files using gradle

build.gradle.kts

import org.apache.tools.ant.filters.ReplaceTokens
import java.nio.file.Files

plugins {
  java
}

tasks {
    val sourcesForRelease = task<Copy>("sourcesForRelease") {
         from("src/main/java") {
            include("**/Info.java")
            val tokens = mapOf("version" to project.version as String)
            filter<ReplaceTokens>(mapOf("tokens" to tokens))
        }
        into("build/filteredSrc")
        includeEmptyDirs = false
    }
    
    compileJava {
        dependsOn(sourcesForRelease)

        source(sourcesForRelease.destinationDir)
    }
}

sourceSets {
    main {
        java {
            // provided by sourcesForRelease task
            exclude("**/Info.java")
        }
    }
}

Info.java

public class Info {
    public static final String VERSION = "@VERSION@";
}