/*
 * 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.ace.client.repository;

import org.osgi.annotation.versioning.ProviderType;

@ProviderType
public class RepositoryUtil
{
	/**
	 * Before passing user input into an LDAP filter, some precautions need to be taken
	 * (see section 3.2.6 of the OSGi core specification). This function escapes
	 * illegal characters, and returns the resulting string.
	 */
    public static String escapeFilterValue(String value) {
        return value.replaceAll("\\\\", "\\\\\\\\")
            .replaceAll("\\(", "\\\\(")
            .replaceAll("\\)", "\\\\)")
            .replaceAll("\\*", "\\\\*");
    }
}