public class DatamatrixService {

    public void doSomething(String datamatrixCode) {
        boolean result = DatamatrixValidator.validate(datamatrixCode, TradeGroup.SHOES);
        if (result) {
            // do something
        }
    }
}

public class DatamatrixService {

    public void doSomething(String datamatrixCode) {
        boolean result = DatamatrixValidator.validate(datamatrixCode);
        if (result) {
            // do something
        }
    }
}

<repository>
    <id>jitpack.io</id>
    <url>https://jitpack.io</url>
</repository>

<dependencies>
    <dependency>
     <groupId>com.github.lamoda</groupId>
     <artifactId>datamatrix-validator</artifactId>
     <version>${datamatrix.validator.version}</version>
    </dependency>
</dependencies>

repositories {
        maven { url "https://jitpack.io" }
}

dependencies {
        compile 'com.github.lamoda:datamatrix-validator:${datamatrix.validator.version}'
}