Codes snippet for Declaring OSGi Service

@Component(

label = "Service name",

description = "Service description",

metatype = true,

immediate = false)

@Properties({

    @Property(

            label = "My Label"

            name = "property-name",

            value = "my value",

            propertyPrivate = true

    )

})

@Service

public class SampleServiceImpl implements SampleService {

    private final Logger log = 

    LoggerFactory.getLogger(this.getClass());

    /**

     * OSGi Properties *

     */

    private static final String DEFAULT_SAMPLE = "hello!";

    private String mySample = DEFAULT_SAMPLE;

    @Property(label = "Prop name", 

      description = "Prop description", 

      value = DEFAULT_SAMPLE)

    public static final String PROP_SAMPLE = "sample";

    ...

   

    @Activate

    protected void activate(final Map<String, String> config) { 

        mySample = PropertiesUtil.toString(config.get(PROP_SAMPLE), DEFAULT_SAMPLE);

    }

    @Deactivate

    protected void deactivate(final Map<String, String> config) { }

}