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Multiple values of a propertya
package blog.techrevel.component.impl;
import org.osgi.service.component.annotations.Component;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.lang.reflect.Array;
import java.util.ArrayList;
import java.util.List;
import org.osgi.service.component.ComponentContext;
import org.osgi.service.component.annotations.Activate;
import org.osgi.service.component.annotations.Deactivate;
@Component(property = { "testProperty1=hello", "testProperty2=A", "testProperty2=B", "testProperty2=C" })
public class ComponentMultivaluedPropertyImpl {
private static final Logger LOGGER = LoggerFactory.getLogger(ComponentMultivaluedPropertyImpl.class);
@Activate
protected void activate(ComponentContext componentContext) {
LOGGER.info("Registering: " + componentContext.getProperties().get("testProperty1").toString());
Object[] arr = convertToObjectArray(componentContext.getProperties().get("testProperty2"));
for (Object obj : arr) {
LOGGER.info("Registering testProperty2: " + obj);
}
}
@Deactivate
protected void deactivate(ComponentContext componentContext) {
LOGGER.info("Deregistering: " + componentContext.getProperties().get("testProperty1").toString());
Object[] arr = convertToObjectArray(componentContext.getProperties().get("testProperty2"));
for (Object obj : arr) {
LOGGER.info("DeRegistering testProperty2: " + obj);
}
}
static Object[] convertToObjectArray(Object array) {
Class ofArray = array.getClass().getComponentType();
if (ofArray.isPrimitive()) {
List ar = new ArrayList();
int length = Array.getLength(array);
for (int i = 0; i < length; i++) {
ar.add(Array.get(array, i));
}
return ar.toArray();
} else {
return (Object[]) array;
}
}
}
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