struts/apps/mailreader/src/main/java/mailreader2/Welcome.java

package mailreader2;

/**
 * Verify that essential resources are available.
 */
public class Welcome extends MailreaderSupport {

    public String execute() {

        // Confirm message resources loaded
        String message = getText(Constants.ERROR_DATABASE_MISSING);
        if (Constants.ERROR_DATABASE_MISSING.equals(message)) {
            addActionError(Constants.ERROR_MESSAGES_NOT_LOADED);
        }

        // Confirm database loaded
        if (null==getDatabase()) {
             addActionError(Constants.ERROR_DATABASE_NOT_LOADED);
        }

        if (hasErrors()) {
            return ERROR;
        }
        else {
            return SUCCESS;
        }
    }
}