/*
 * The contents of this file are subject to the terms of the Common Development and
 * Distribution License (the License). You may not use this file except in compliance with the
 * License.
 *
 * You can obtain a copy of the License at legal/CDDLv1.0.txt. See the License for the
 * specific language governing permission and limitations under the License.
 *
 * When distributing Covered Software, include this CDDL Header Notice in each file and include
 * the License file at legal/CDDLv1.0.txt. If applicable, add the following below the CDDL
 * Header, with the fields enclosed by brackets [] replaced by your own identifying
 * information: "Portions Copyright [year] [name of copyright owner]".
 *
 * Copyright 2008 Sun Microsystems, Inc.
 */
package org.opends.server.admin.std.meta;



import org.forgerock.opendj.ldap.DN;
import org.opends.server.admin.AdministratorAction;
import org.opends.server.admin.BooleanPropertyDefinition;
import org.opends.server.admin.ClassPropertyDefinition;
import org.opends.server.admin.client.AuthorizationException;
import org.opends.server.admin.client.CommunicationException;
import org.opends.server.admin.client.ConcurrentModificationException;
import org.opends.server.admin.client.ManagedObject;
import org.opends.server.admin.client.MissingMandatoryPropertiesException;
import org.opends.server.admin.client.OperationRejectedException;
import org.opends.server.admin.ManagedObjectAlreadyExistsException;
import org.opends.server.admin.ManagedObjectDefinition;
import org.opends.server.admin.PropertyOption;
import org.opends.server.admin.PropertyProvider;
import org.opends.server.admin.server.ConfigurationChangeListener;
import org.opends.server.admin.server.ServerManagedObject;
import org.opends.server.admin.std.client.IdentityMapperCfgClient;
import org.opends.server.admin.std.server.IdentityMapperCfg;
import org.opends.server.admin.Tag;
import org.opends.server.admin.TopCfgDefn;
import org.opends.server.admin.UndefinedDefaultBehaviorProvider;



/**
 * An interface for querying the Identity Mapper managed object
 * definition meta information.
 * <p>
 * Identity Mappers are responsible for establishing a mapping between
 * an identifier string provided by a client, and the entry for the
 * user that corresponds to that identifier. Identity Mappers are used
 * to process several SASL mechanisms to map an authorization ID (e.g.,
 * a Kerberos principal when using GSSAPI) to a directory user. They
 * are also used when processing requests with the proxied
 * authorization control.
 */
public final class IdentityMapperCfgDefn extends ManagedObjectDefinition<IdentityMapperCfgClient, IdentityMapperCfg> {

  // The singleton configuration definition instance.
  private static final IdentityMapperCfgDefn INSTANCE = new IdentityMapperCfgDefn();



  // The "enabled" property definition.
  private static final BooleanPropertyDefinition PD_ENABLED;



  // The "java-class" property definition.
  private static final ClassPropertyDefinition PD_JAVA_CLASS;



  // Build the "enabled" property definition.
  static {
      BooleanPropertyDefinition.Builder builder = BooleanPropertyDefinition.createBuilder(INSTANCE, "enabled");
      builder.setOption(PropertyOption.MANDATORY);
      builder.setAdministratorAction(new AdministratorAction(AdministratorAction.Type.NONE, INSTANCE, "enabled"));
      builder.setDefaultBehaviorProvider(new UndefinedDefaultBehaviorProvider<Boolean>());
      PD_ENABLED = builder.getInstance();
      INSTANCE.registerPropertyDefinition(PD_ENABLED);
  }



  // Build the "java-class" property definition.
  static {
      ClassPropertyDefinition.Builder builder = ClassPropertyDefinition.createBuilder(INSTANCE, "java-class");
      builder.setOption(PropertyOption.MANDATORY);
      builder.setAdministratorAction(new AdministratorAction(AdministratorAction.Type.COMPONENT_RESTART, INSTANCE, "java-class"));
      builder.setDefaultBehaviorProvider(new UndefinedDefaultBehaviorProvider<String>());
      builder.addInstanceOf("org.opends.server.api.IdentityMapper");
      PD_JAVA_CLASS = builder.getInstance();
      INSTANCE.registerPropertyDefinition(PD_JAVA_CLASS);
  }



  // Register the tags associated with this managed object definition.
  static {
    INSTANCE.registerTag(Tag.valueOf("security"));
    INSTANCE.registerTag(Tag.valueOf("user-management"));
  }



  /**
   * Get the Identity Mapper configuration definition singleton.
   *
   * @return Returns the Identity Mapper configuration definition
   *         singleton.
   */
  public static IdentityMapperCfgDefn getInstance() {
    return INSTANCE;
  }



  /**
   * Private constructor.
   */
  private IdentityMapperCfgDefn() {
    super("identity-mapper", TopCfgDefn.getInstance());
  }



  /**
   * {@inheritDoc}
   */
  public IdentityMapperCfgClient createClientConfiguration(
      ManagedObject<? extends IdentityMapperCfgClient> impl) {
    return new IdentityMapperCfgClientImpl(impl);
  }



  /**
   * {@inheritDoc}
   */
  public IdentityMapperCfg createServerConfiguration(
      ServerManagedObject<? extends IdentityMapperCfg> impl) {
    return new IdentityMapperCfgServerImpl(impl);
  }



  /**
   * {@inheritDoc}
   */
  public Class<IdentityMapperCfg> getServerConfigurationClass() {
    return IdentityMapperCfg.class;
  }



  /**
   * Get the "enabled" property definition.
   * <p>
   * Indicates whether the Identity Mapper is enabled for use.
   *
   * @return Returns the "enabled" property definition.
   */
  public BooleanPropertyDefinition getEnabledPropertyDefinition() {
    return PD_ENABLED;
  }



  /**
   * Get the "java-class" property definition.
   * <p>
   * Specifies the fully-qualified name of the Java class that
   * provides the Identity Mapper implementation.
   *
   * @return Returns the "java-class" property definition.
   */
  public ClassPropertyDefinition getJavaClassPropertyDefinition() {
    return PD_JAVA_CLASS;
  }



  /**
   * Managed object client implementation.
   */
  private static class IdentityMapperCfgClientImpl implements
    IdentityMapperCfgClient {

    // Private implementation.
    private ManagedObject<? extends IdentityMapperCfgClient> impl;



    // Private constructor.
    private IdentityMapperCfgClientImpl(
        ManagedObject<? extends IdentityMapperCfgClient> impl) {
      this.impl = impl;
    }



    /**
     * {@inheritDoc}
     */
    public Boolean isEnabled() {
      return impl.getPropertyValue(INSTANCE.getEnabledPropertyDefinition());
    }



    /**
     * {@inheritDoc}
     */
    public void setEnabled(boolean value) {
      impl.setPropertyValue(INSTANCE.getEnabledPropertyDefinition(), value);
    }



    /**
     * {@inheritDoc}
     */
    public String getJavaClass() {
      return impl.getPropertyValue(INSTANCE.getJavaClassPropertyDefinition());
    }



    /**
     * {@inheritDoc}
     */
    public void setJavaClass(String value) {
      impl.setPropertyValue(INSTANCE.getJavaClassPropertyDefinition(), value);
    }



    /**
     * {@inheritDoc}
     */
    public ManagedObjectDefinition<? extends IdentityMapperCfgClient, ? extends IdentityMapperCfg> definition() {
      return INSTANCE;
    }



    /**
     * {@inheritDoc}
     */
    public PropertyProvider properties() {
      return impl;
    }



    /**
     * {@inheritDoc}
     */
    public void commit() throws ManagedObjectAlreadyExistsException,
        MissingMandatoryPropertiesException, ConcurrentModificationException,
        OperationRejectedException, AuthorizationException,
        CommunicationException {
      impl.commit();
    }



    /** {@inheritDoc} */
    public String toString() {
      return impl.toString();
    }
  }



  /**
   * Managed object server implementation.
   */
  private static class IdentityMapperCfgServerImpl implements
    IdentityMapperCfg {

    // Private implementation.
    private ServerManagedObject<? extends IdentityMapperCfg> impl;

    // The value of the "enabled" property.
    private final boolean pEnabled;

    // The value of the "java-class" property.
    private final String pJavaClass;



    // Private constructor.
    private IdentityMapperCfgServerImpl(ServerManagedObject<? extends IdentityMapperCfg> impl) {
      this.impl = impl;
      this.pEnabled = impl.getPropertyValue(INSTANCE.getEnabledPropertyDefinition());
      this.pJavaClass = impl.getPropertyValue(INSTANCE.getJavaClassPropertyDefinition());
    }



    /**
     * {@inheritDoc}
     */
    public void addChangeListener(
        ConfigurationChangeListener<IdentityMapperCfg> listener) {
      impl.registerChangeListener(listener);
    }



    /**
     * {@inheritDoc}
     */
    public void removeChangeListener(
        ConfigurationChangeListener<IdentityMapperCfg> listener) {
      impl.deregisterChangeListener(listener);
    }



    /**
     * {@inheritDoc}
     */
    public boolean isEnabled() {
      return pEnabled;
    }



    /**
     * {@inheritDoc}
     */
    public String getJavaClass() {
      return pJavaClass;
    }



    /**
     * {@inheritDoc}
     */
    public Class<? extends IdentityMapperCfg> configurationClass() {
      return IdentityMapperCfg.class;
    }



    /**
     * {@inheritDoc}
     */
    public DN dn() {
      return impl.getDN();
    }



    /** {@inheritDoc} */
    public String toString() {
      return impl.toString();
    }
  }
}