package org.jboss.errai.marshalling.server;
import org.jboss.errai.common.client.protocols.SerializationParts;
import org.jboss.errai.marshalling.client.api.AbstractMarshallingSession;
import org.jboss.errai.marshalling.client.api.Marshaller;
import org.jboss.errai.marshalling.client.api.json.EJObject;
import org.jboss.errai.marshalling.client.api.json.EJValue;
import org.jboss.errai.marshalling.rebind.api.model.MappingDefinition;
import java.util.List;
import java.util.Map;
/**
* @author Mike Brock <cbrock@redhat.com>
*/
public class DecodingSession extends AbstractMarshallingSession {
private final ServerMappingContext context;
public DecodingSession(ServerMappingContext context) {
this.context = context;
}
@Override
public ServerMappingContext getMappingContext() {
return context;
}
@Override
public String marshall(Object o) {
throw new UnsupportedOperationException();
}
@Override
public <T> T demarshall(Class<T> clazz, EJValue o) {
// Marshaller<Object> m = getMarshallerInstance(clazz.getName());
Marshaller<Object> m = context.getMarshaller(clazz.getName());
if (m == null) {
throw new RuntimeException("no marshaller available for type:" + clazz.getName());
}
return (T) m.demarshall(o, this);
}
@Override
public Marshaller<Object> getMarshallerInstance(String fqcn) {
Marshaller<Object> m = context.getMarshaller(fqcn);
if (m == null) {
throw new RuntimeException("no marshalling definition available for type:" + fqcn);
}
return m;
}
@Override
public String determineTypeFor(String formatType, Object o) {
EJValue jsonValue = (EJValue) o;
if (jsonValue.isObject() != null) {
EJObject jsonObject = jsonValue.isObject();
if (jsonObject.containsKey(SerializationParts.ENCODED_TYPE)) {
return jsonObject.get(SerializationParts.ENCODED_TYPE).isString().stringValue();
}
else {
return Map.class.getName();
}
}
else if (jsonValue.isString() != null) {
return String.class.getName();
}
else if (jsonValue.isNumber() != null) {
return Double.class.getName();
}
else if (jsonValue.isBoolean() != null) {
return Boolean.class.getName();
}
else if (jsonValue.isArray() != null) {
return List.class.getName();
}
else if (jsonValue.isNull()) {
return null;
}
else {
return jsonValue.getRawValue().getClass().getName();
}
}
}