PreservationRequest.java

package dk.kb.yggdrasil.json.preservation;

import java.io.Serializable;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.antiaction.common.json.annotation.JSONNullable;

/**
 * JSON preservation request object representation.
 */
public class PreservationRequest implements Serializable {

    /** Logging mechanism. */
    private static Logger logger = LoggerFactory.getLogger(PreservationRequest.class.getName());

    /** Valhal element UUID. */
    public String UUID;

    /** Preservation profile. */
    public String Preservation_profile;

    /** ID for the element on Valhal. */
    public String Valhal_ID;

    /** Optional content file UUID. */
    @JSONNullable
    public String File_UUID;

    /** Optional content file download URI. */
    @JSONNullable
    public String Content_URI;

    /** Metadata model. */
    public String Model;

    /** Metadata data. */
    public String metadata;
    
    /** The id of the Warc file, where it has previously been stored. */
    @JSONNullable
    public String warc_id;
    
    /** The id of the warc file, where the content file has been stored.*/
    @JSONNullable
    public String file_warc_id;

    /**
     * Validates the message.
     * @return Whether the mandatory fields are set.
     */
    public boolean isMessageValid() {
        StringBuffer missingContent = new StringBuffer();
        if (UUID == null || UUID.isEmpty()) {
            missingContent.append("Mandatory field 'UUID' is undefined");
        }
        if (Preservation_profile == null || Preservation_profile.isEmpty()) {
            missingContent.append("Mandatory field 'Preservation_profile' is undefined");
        }
        if (Valhal_ID == null || Valhal_ID.isEmpty()) {
            missingContent.append("Mandatory field 'Update_URI' is undefined");
        }

        if (Model == null || Model.isEmpty()) {
            missingContent.append("Mandatory field 'Model' is undefined");
        }

        if (missingContent.length() > 0) {
            logger.warn(missingContent.toString());
            return false;
        }
        return true;
    }    
}