org.lockss.laaws.poller.api.StatusApiDelegate Maven / Gradle / Ivy
package org.lockss.laaws.poller.api;
import org.lockss.util.rest.status.ApiStatus;
import com.fasterxml.jackson.databind.ObjectMapper;
import io.swagger.annotations.*;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.multipart.MultipartFile;
import java.io.IOException;
import javax.servlet.http.HttpServletRequest;
import java.util.List;
import java.util.Optional;
/**
* A delegate to be called by the {@link StatusApiController}}.
* Implement this interface with a {@link org.springframework.stereotype.Service} annotated class.
*/
public interface StatusApiDelegate {
Logger log = LoggerFactory.getLogger(StatusApi.class);
default Optional getObjectMapper() {
return Optional.empty();
}
default Optional getRequest() {
return Optional.empty();
}
default Optional getAcceptHeader() {
return getRequest().map(r -> r.getHeader("Accept"));
}
/**
* @see StatusApi#getStatus
*/
default ResponseEntity getStatus() {
if(getObjectMapper().isPresent() && getAcceptHeader().isPresent()) {
if (getAcceptHeader().get().contains("application/json")) {
try {
return new ResponseEntity<>(getObjectMapper().get().readValue("{\"empty\": false}", ApiStatus.class), HttpStatus.NOT_IMPLEMENTED);
} catch (IOException e) {
log.error("Couldn't serialize response for content type application/json", e);
return new ResponseEntity<>(HttpStatus.INTERNAL_SERVER_ERROR);
}
}
} else {
log.warn("ObjectMapper or HttpServletRequest not configured in default StatusApi interface so no example is generated");
}
return new ResponseEntity<>(HttpStatus.NOT_IMPLEMENTED);
}
}