OPENDJ-1716 Various PluggableBackend/Storage refactorings

Jean-Noel Rouvignac

10.52.2015 31800ebec07ed86012e0aeb5a934f752975e8ea4

 opendj3-server-dev/src/server/org/opends/server/backends/SchemaBackend.java

@@ -26,11 +26,20 @@
 */
package org.opends.server.backends;

import static org.opends.messages.BackendMessages.*;
import static org.opends.messages.ConfigMessages.*;
import static org.opends.messages.SchemaMessages.*;
import static org.opends.server.config.ConfigConstants.*;
import static org.opends.server.schema.SchemaConstants.*;
import static org.opends.server.types.CommonSchemaElements.*;
import static org.opends.server.util.ServerConstants.*;
import static org.opends.server.util.StaticUtils.*;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.security.MessageDigest;
import java.util.ArrayList;
@@ -57,26 +66,26 @@

import org.forgerock.i18n.LocalizableMessage;
import org.forgerock.i18n.slf4j.LocalizedLogger;
import org.forgerock.opendj.config.server.ConfigChangeResult;
import org.forgerock.opendj.config.server.ConfigException;
import org.forgerock.opendj.ldap.ByteString;
import org.forgerock.opendj.ldap.ConditionResult;
import org.forgerock.opendj.ldap.ModificationType;
import org.forgerock.opendj.ldap.ResultCode;
import org.forgerock.opendj.ldap.SearchScope;
import org.forgerock.opendj.ldap.schema.MatchingRule;
import org.forgerock.opendj.ldap.schema.ObjectClassType;
import org.opends.server.admin.server.ConfigurationChangeListener;
import org.opends.server.admin.std.server.SchemaBackendCfg;
import org.opends.server.api.AlertGenerator;
import org.opends.server.api.Backend;
import org.opends.server.api.ClientConnection;
import org.forgerock.opendj.ldap.schema.MatchingRule;
import org.opends.server.config.ConfigEntry;
import org.forgerock.opendj.config.server.ConfigChangeResult;
import org.forgerock.opendj.config.server.ConfigException;
import org.opends.server.core.AddOperation;
import org.opends.server.core.DeleteOperation;
import org.opends.server.core.DirectoryServer;
import org.opends.server.core.ModifyOperation;
import org.opends.server.core.ModifyDNOperation;
import org.opends.server.core.ModifyOperation;
import org.opends.server.core.SchemaConfigManager;
import org.opends.server.core.SearchOperation;
import org.opends.server.schema.AttributeTypeSyntax;
@@ -93,15 +102,6 @@
import org.opends.server.util.LDIFReader;
import org.opends.server.util.LDIFWriter;

import static org.opends.messages.BackendMessages.*;
import static org.opends.messages.ConfigMessages.*;
import static org.opends.messages.SchemaMessages.*;
import static org.opends.server.config.ConfigConstants.*;
import static org.opends.server.schema.SchemaConstants.*;
import static org.opends.server.types.CommonSchemaElements.*;
import static org.opends.server.util.ServerConstants.*;
import static org.opends.server.util.StaticUtils.*;

/**
 * This class defines a backend to hold the Directory Server schema information.
 * It is a kind of meta-backend in that it doesn't actually hold any data but
@@ -3995,18 +3995,6 @@

  /** {@inheritDoc} */
  @Override
  public boolean supportsBackup(BackupConfig backupConfig,
                                StringBuilder unsupportedReason)
  {
    // We should support online backup for the schema in any form.  This
    // implementation does not support incremental backups, but in this case
    // even if we're asked to do an incremental we'll just do a full backup
    // instead.  So the answer to this should always be "true".
    return true;
  }

  /** {@inheritDoc} */
  @Override
  public void createBackup(BackupConfig backupConfig)
         throws DirectoryException
  {