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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
package org.apache.tuscany.das.ldap.create;
import javax.naming.NamingException;
import javax.naming.directory.Attributes;
import javax.naming.ldap.LdapContext;
import org.apache.tuscany.das.ldap.schema.constants.AttributeTypeConstants;
import org.apache.tuscany.das.ldap.schema.constants.ObjectClassConstants;
import org.apache.tuscany.das.ldap.schema.constants.SchemaObjectClassConstants;
/**
* The Class InitialContextCreatorHelper.
*/
public class InitialContextCreatorHelper
implements
ObjectClassConstants,
SchemaObjectClassConstants,
AttributeTypeConstants
{
/**
* Creates the sub context if it does not already exist.
*
* @param ldapContext the ldap context
* @param subContextRDN the sub context
* @param attributes the attributes
*
* @return the ldap context
*
* @throws NamingException the naming exception
*/
public static LdapContext createSubContext(
LdapContext ldapContext,
String subContextRDN,
Attributes attributes)
throws NamingException
{
try
{
ldapContext =
( LdapContext )
ldapContext.
lookup( subContextRDN );
}
catch ( NamingException e )
{
if (attributes == null)
{
ldapContext =
( LdapContext )
ldapContext.
createSubcontext( subContextRDN );
}
else
{
ldapContext =
( LdapContext )
ldapContext.
createSubcontext(
subContextRDN,
attributes );
}
}
return ldapContext;
}
/**
* Creates the authority context. Authority
* means the Authority component of a URL.
* For example if the authority is "example.com",
* then the authority context will be "cn=example, cn=com".
*
* @param ldapContext the ldap context
* @param authorityTokens the authority tokens
*
* @return the ldap context
*
* @throws NamingException the naming exception
*
*/
public static LdapContext createAuthorityContext(
LdapContext ldapContext,
String[] authorityTokens)
throws NamingException
{
for (int i = authorityTokens.length-1; i >= (0); i--)
{
String subContext = CN+ "=" + authorityTokens[i];
ldapContext = (LdapContext) createSubContext(
ldapContext,
subContext, null );
}
return ldapContext;
}
/**
* Creates the path context.
* Path means the path component of a URL.
* For example if the authority is "example.com/users/accounts",
* then the path context will be "cn=accounts, cn=users". The full
* model namespaced context will be "cn=accounts, cn=users, cn=example, cn=com"
*
* @param authorityContext the ldap context
* @param pathTokens the path tokens
*
* @return the ldap context
*
* @throws NamingException the naming exception
*/
public static LdapContext createPathContext(
LdapContext authorityContext,
String[] pathTokens)
throws NamingException
{
for (int i = 1; i < (pathTokens.length); i++)
{
String subContext = CN + "=" + pathTokens[i];
authorityContext = (LdapContext) createSubContext(
authorityContext,
subContext, null );
}
return authorityContext;
}
}
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