ca.uhn.hl7v2.hoh.api.AbstractReceivable Maven / Gradle / Ivy
package ca.uhn.hl7v2.hoh.api;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
public abstract class AbstractReceivable implements IReceivable {
private final Map myMetadata = new HashMap();
/**
* Add a metadata value
*
* @param theKey The key
* @param theValue The value
* @throws NullPointerException If theKey is null
*/
public void addMetadata(String theKey, Object theValue) {
if (theKey == null) {
throw new NullPointerException("Key may not be null");
}
if (theValue != null) {
if (MessageMetadataKeys.keyStringSet().contains(theKey)) {
Class valueType = MessageMetadataKeys.valueOf(theKey).getValueType();
if (!valueType.isAssignableFrom(theValue.getClass())) {
throw new IllegalArgumentException("Value for key \"" + theKey + "\" must be of type: " + valueType.getName());
}
}
}
myMetadata.put(theKey, theValue);
}
/**
* {@inheritDoc}
*/
public Map getMetadata() {
return Collections.unmodifiableMap(myMetadata);
}
}