Gradle task to create release note

build.gradle

plugins {
    ...
    id "org.ajoberstar.grgit" version "3.0.0"
}


task createReleaseReportFile() {
    doLast {
        file("$projectDir/src/main/resources/release_note.properties").text = """## Automated generated by Gradle ##
version=${file("VERSION").text.trim()}
revision=${Grgit.open(dir: '.').head().id}
time=${new SimpleDateFormat("dd-MM-yyyy HH:mm:ss").format(new Date())}
author=${System.properties['user.name']}
"""
    }
}

compileJava {
    dependsOn createReleaseReportFile
}

read.java

import java.io.FileNotFoundException;
import java.io.InputStream;
import java.util.HashMap;
import java.util.Map;
import java.util.Properties;

class Read {

final private Map<String, String> releaseNote = new HashMap<>();

private void loadReleaseNote() {
        final Properties buffer = new Properties();
        final ClassLoader classLoader = getClass().getClassLoader();
        final String releaseNoteFilePath = "release_note.properties";

        try {
            final InputStream inputStream = classLoader.getResourceAsStream(releaseNoteFilePath);

            if (inputStream != null) {
                buffer.load(inputStream);
            } else {
                throw new FileNotFoundException("property file '" + releaseNoteFilePath + "' not found in the classpath");
            }
        } catch (Exception e) {
            logger.error("loading release_note", e);
        }

        for (Map.Entry<Object, Object> entry : buffer.entrySet()) {
            releaseNote.put(entry.getKey().toString(), entry.getValue().toString());
        }
    }
  
}