/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE
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* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
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* add the following below this CDDL HEADER, with the fields enclosed
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* by brackets "[]" replaced with your own identifying information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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*
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* Copyright 2009 Sun Microsystems, Inc.
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*/
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package org.opends.guitools.controlpanel.util;
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import java.util.HashSet;
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import java.util.Set;
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import javax.naming.NamingEnumeration;
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import javax.naming.NamingException;
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import javax.naming.directory.SearchControls;
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import javax.naming.directory.SearchResult;
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import javax.naming.ldap.InitialLdapContext;
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import org.opends.guitools.controlpanel.browser.BrowserController;
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import org.opends.guitools.controlpanel.datamodel.CustomSearchResult;
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import org.opends.server.config.ConfigConstants;
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import org.opends.server.config.ConfigException;
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import org.opends.server.schema.AttributeTypeSyntax;
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import org.opends.server.schema.ObjectClassSyntax;
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import org.opends.server.types.AttributeType;
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import org.opends.server.types.ByteStringBuilder;
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import org.opends.server.types.DirectoryException;
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import org.opends.server.types.InitializationException;
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import org.opends.server.types.ObjectClass;
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import org.opends.server.types.Schema;
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/**
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* Class used to retrieve the schema from the schema files.
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*
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*/
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public class RemoteSchemaLoader extends SchemaLoader
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{
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private Schema schema;
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/**
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* Constructor.
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*
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*/
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public RemoteSchemaLoader()
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{
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super();
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}
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/**
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* Reads the schema.
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* @param ctx the connection to be used to load the schema.
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* @throws NamingException if an error occurs reading the schema.
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* @throws DirectoryException if an error occurs parsing the schema.
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* @throws InitializationException if an error occurs finding the base
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* schema.
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* @throws ConfigException if an error occurs loading the configuration
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* required to use the schema classes.
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*/
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public void readSchema(InitialLdapContext ctx) throws NamingException,
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DirectoryException, InitializationException, ConfigException
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{
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SearchControls searchControls = new SearchControls();
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searchControls.setSearchScope(SearchControls.OBJECT_SCOPE);
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String[] schemaAttrs =
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{
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ConfigConstants.ATTR_OBJECTCLASSES_LC,
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ConfigConstants.ATTR_ATTRIBUTE_TYPES_LC
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};
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searchControls.setReturningAttributes(schemaAttrs);
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String filter = BrowserController.ALL_OBJECTS_FILTER;
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NamingEnumeration<SearchResult> srs =
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ctx.search(ConfigConstants.DN_DEFAULT_SCHEMA_ROOT,
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filter,
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searchControls);
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SearchResult sr = srs.next();
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CustomSearchResult csr = new CustomSearchResult(sr,
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ConfigConstants.DN_DEFAULT_SCHEMA_ROOT);
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schema = getBaseSchema();
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Set<Object> attrs =
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csr.getAttributeValues(ConfigConstants.ATTR_ATTRIBUTE_TYPES_LC);
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Set<String> remainingAttrs = new HashSet<String>();
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for (Object o : attrs)
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{
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remainingAttrs.add((String)o);
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}
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while (!remainingAttrs.isEmpty())
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{
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DirectoryException lastException = null;
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boolean oneRegistered = false;
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Set<String> registeredAttrs = new HashSet<String>();
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for (String attrDefinition : remainingAttrs)
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{
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ByteStringBuilder sb = new ByteStringBuilder();
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sb.append(attrDefinition);
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try
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{
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AttributeType attrType =
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AttributeTypeSyntax.decodeAttributeType(sb, schema, false);
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schema.registerAttributeType(attrType, true);
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oneRegistered = true;
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registeredAttrs.add(attrDefinition);
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}
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catch (DirectoryException de)
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{
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lastException = de;
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}
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}
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if (!oneRegistered)
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{
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throw lastException;
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}
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remainingAttrs.removeAll(registeredAttrs);
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}
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Set<Object> objectClasses =
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csr.getAttributeValues(ConfigConstants.ATTR_OBJECTCLASSES_LC);
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Set<String> remainingOcs = new HashSet<String>();
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for (Object o : objectClasses)
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{
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remainingOcs.add((String)o);
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}
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while (!remainingOcs.isEmpty())
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{
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DirectoryException lastException = null;
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boolean oneRegistered = false;
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Set<String> registeredOcs = new HashSet<String>();
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for (String ocDefinition : remainingOcs)
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{
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ByteStringBuilder sb = new ByteStringBuilder();
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sb.append(ocDefinition);
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try
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{
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ObjectClass oc =
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ObjectClassSyntax.decodeObjectClass(sb, schema, false);
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schema.registerObjectClass(oc, true);
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oneRegistered = true;
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registeredOcs.add(ocDefinition);
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}
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catch (DirectoryException de)
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{
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lastException = de;
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}
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}
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if (!oneRegistered)
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{
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throw lastException;
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}
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remainingOcs.removeAll(registeredOcs);
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}
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}
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/**
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* Returns the schema that was read.
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* @return the schema that was read.
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*/
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public Schema getSchema()
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{
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return schema;
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}
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}
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