<dependency> <groupId>com.fasterxml.jackson.dataformat</groupId> <artifactId>jackson-dataformat-properties</artifactId> <version>2.12.5</version> </dependency> implementation 'com.fasterxml.jackson.dataformat:jackson-dataformat-properties:2.12.5' import com.fasterxml.jackson.dataformat.javaprop.JavaPropsMapper; import com.fasterxml.jackson.dataformat.javaprop.JavaPropsSchema; public class PropertiesExample { public static void main(String[] args) throws IOException { JavaPropsMapper mapper = new JavaPropsMapper(); JavaPropsSchema schema = JavaPropsSchema.emptySchema().withoutPathSeparator(); YourObject yourObject = mapper.readValue(new File("yourFile.properties"), YourObject.class, schema); mapper.writeValue(new File("yourFile.properties"), yourObject, schema); } } import com.fasterxml.jackson.databind.ObjectMapper; import com.fasterxml.jackson.dataformat.javaprop.JavaPropsFactory; public class CustomPropertiesExample { public static void main(String[] args) throws IOException { ObjectMapper mapper = new ObjectMapper(new JavaPropsFactory()); mapper.enable(SerializationFeature.INDENT_OUTPUT); mapper.disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES); YourObject yourObject = mapper.readValue(new File("yourFile.properties"), YourObject.class); mapper.writeValue(new File("yourFile.properties"), yourObject); } }