com.nortal.jroad.client.service.BaseXRoadDatabaseService Maven / Gradle / Ivy

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package com.nortal.jroad.client.service;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

import javax.annotation.PostConstruct;

import com.nortal.jroad.client.exception.XRoadServiceConsumptionException;
import com.nortal.jroad.client.service.callback.CustomCallback;
import com.nortal.jroad.client.service.configuration.DelegatingXRoadServiceConfiguration;
import com.nortal.jroad.client.service.configuration.XRoadServiceConfiguration;
import com.nortal.jroad.client.service.configuration.provider.XRoadServiceConfigurationProvider;
import com.nortal.jroad.client.service.consumer.XRoadConsumer;
import com.nortal.jroad.client.service.extractor.CustomExtractor;
import com.nortal.jroad.model.XRoadMessage;

/**
 * Base class for all standard X-Road services implementations. Database name will be determined automatically based on
 * the class name unless it is explicitly defined. The following naming convention is used for that:
 * implementation class name = database name + XTeeServiceImpl/XRoadServiceImpl
 *
 * @author Roman Tekhov
 * @author Dmitri Danilkin
 */
public abstract class BaseXRoadDatabaseService {

  private static final String DATABASE_SERVICE_PATTERN = "(.+?)X(Tee|Road)(Database|Service)Impl";

  private String database;
  private String wsdlDatabase;

  @PostConstruct
  public void init() {
    if (getXRoadServiceConfigurationProvider() == null) {
      throw new IllegalStateException("Service configuration provider must be set!");
    }

    // All services must follow the correct name convention, which is the name of the database in the WSDL...
    String className = getClass().getSimpleName();
    Pattern p = Pattern.compile(DATABASE_SERVICE_PATTERN);
    Matcher m = p.matcher(className);
    if (!m.matches()) {
      throw new IllegalStateException("Can't automatically determine database name because the " + className
          + " X-road database service implementation class doesn't follow the naming convention "
          + "('database' + XTeeDatabaseImpl or 'database' + XRoadDatabaseImpl "
          + "or 'database' + XTeeServiceImpl or 'database' + XRoadServiceImpl)");
    }

    // Camelcase support
    wsdlDatabase = m.group(1).replaceAll("(.)([A-Z])", "$1-$2").toLowerCase();

    if (database == null) {
      database = wsdlDatabase;
    }
  }

  protected  XRoadMessage send(XRoadMessage input, String method) throws XRoadServiceConsumptionException {
    return send(input, method, null);
  }

  @SuppressWarnings("unchecked")
  protected  XRoadMessage send(XRoadMessage input, String method, String version)
      throws XRoadServiceConsumptionException {
    return (XRoadMessage) getXRoadConsumer().sendRequest(input,
                                                            getXRoadServiceConfigurationProvider().createConfiguration(database,
                                                                                                                       wsdlDatabase,
                                                                                                                       method,
                                                                                                                       version));
  }

  protected  XRoadMessage send(XRoadMessage input, String method, String version, final String idCode)
      throws XRoadServiceConsumptionException {
    final XRoadServiceConfiguration xroadConfiguration =
        getXRoadServiceConfigurationProvider().createConfiguration(database, wsdlDatabase, method, version);

    DelegatingXRoadServiceConfiguration configuration = new DelegatingXRoadServiceConfiguration(xroadConfiguration) {
      private static final long serialVersionUID = 1L;

      @Override
      public String getIdCode() {
        return idCode != null ? idCode : super.getIdCode();
      }
    };

    XRoadMessage result = getXRoadConsumer().sendRequest(input, configuration);
    return result;
  }

  @SuppressWarnings("unchecked")
  protected  XRoadMessage send(XRoadMessage input,
                                        String method,
                                        String version,
                                        CustomCallback callback,
                                        CustomExtractor extractor)
      throws XRoadServiceConsumptionException {
    return (XRoadMessage) getXRoadConsumer().sendRequest(input,
                                                            getXRoadServiceConfigurationProvider().createConfiguration(database,
                                                                                                                       wsdlDatabase,
                                                                                                                       method,
                                                                                                                       version),
                                                            callback,
                                                            extractor);
  }

  public void setDatabase(String database) {
    this.database = database;
  }

  public String getDatabase() {
    return database;
  }

  protected abstract XRoadConsumer getXRoadConsumer();

  protected abstract XRoadServiceConfigurationProvider getXRoadServiceConfigurationProvider();
}