# CallerConfigurationFactory.java

    /*
    * Copyright 2004,2005 The Apache Software Foundation.
    *
    * Licensed 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.synapse.commons.throttle.core.factory;

    import org.apache.synapse.commons.throttle.core.CallerConfiguration;
    import org.apache.synapse.commons.throttle.core.ThrottleConstants;
    import org.apache.synapse.commons.throttle.core.ThrottleException;
    import org.apache.synapse.commons.throttle.core.impl.domainbase.DomainBaseCallerConfiguration;
    import org.apache.synapse.commons.throttle.core.impl.ipbase.IPBaseCallerConfiguration;
    import org.apache.synapse.commons.throttle.core.impl.rolebase.RoleBaseCallerConfiguration;

    /**
     * Factory for creating a CallerConfiguration
     */

    public class CallerConfigurationFactory {

        /**
         * To create a CallerConfiguration instance for the given throttle type
         *
         * @param throttletype - The type of the throttle
         * @return CallerConfiguration - The corresponding caller configuration for
         * the given throttle type
         * @throws ThrottleException - Throws for if the throttle type is unknown
         */
        public static CallerConfiguration createCallerConfiguration(int throttletype)
                throws ThrottleException {
            if (ThrottleConstants.IP_BASE == throttletype) {
                return new IPBaseCallerConfiguration();
            } else if (ThrottleConstants.DOMAIN_BASE == throttletype) {
                return new DomainBaseCallerConfiguration();
            } else if (ThrottleConstants.ROLE_BASE == throttletype) {
                return new RoleBaseCallerConfiguration();
            } else {
                throw new ThrottleException("Unknown throttle type");
            }
        }
    }