org.openmetadata.client.ApiResponseDecoder Maven / Gradle / Ivy
package org.openmetadata.client;
import com.fasterxml.jackson.databind.ObjectMapper;
import feign.Response;
import feign.Types;
import feign.jackson.JacksonDecoder;
import java.io.IOException;
import java.lang.reflect.ParameterizedType;
import java.lang.reflect.Type;
import java.util.Collection;
import java.util.Collections;
import java.util.Map;
import org.openmetadata.client.model.ApiResponse;
public class ApiResponseDecoder extends JacksonDecoder {
public ApiResponseDecoder(ObjectMapper mapper) {
super(mapper);
}
@Override
public Object decode(Response response, Type type) throws IOException {
Map> responseHeaders = Collections.unmodifiableMap(response.headers());
//Detects if the type is an instance of the parameterized class ApiResponse
Type responseBodyType;
if (type instanceof ParameterizedType && Types.getRawType(type).isAssignableFrom(ApiResponse.class)) {
//The ApiResponse class has a single type parameter, the Dto class itself
responseBodyType = ((ParameterizedType) type).getActualTypeArguments()[0];
Object body = super.decode(response, responseBodyType);
return new ApiResponse(response.status(), responseHeaders, body);
} else {
//The response is not encapsulated in the ApiResponse, decode the Dto as normal
return super.decode(response, type);
}
}
}