/*
 * Copyright 2011 Red Hat, Inc. and/or its affiliates.
 *
 * 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.kie.api.conf;

/**
 * <p>
 * An enum to enable Declarative Agenda option.
 * This is an experimental feature.
 * </p>
 *
 * <pre>
 * drools.declarativeAgenda = <true|false>
 * </pre>
 *
 * <b>DEFAULT = false.</b>
 *
 */
public enum DeclarativeAgendaOption implements SingleValueKieBaseOption {

    ENABLED(true), DISABLED(false);

    /**
     * The property name for the L and R Unlinking option
     */
    public static final String PROPERTY_NAME = "drools.declarativeAgendaEnabled";

    private boolean value;

    DeclarativeAgendaOption(final boolean value) {
        this.value = value;
    }

    /**
     * {@inheritDoc}
     */
    public String getPropertyName() {
        return PROPERTY_NAME;
    }

    public boolean isDeclarativeAgendaEnabled() {
        return this.value;
    }

    public static DeclarativeAgendaOption determineDeclarativeAgenda(String option) {
        if ( ENABLED.name().equalsIgnoreCase(option) || "true".equalsIgnoreCase(option) ) {
            return ENABLED;
        } else if ( DISABLED.name().equalsIgnoreCase(option) || "false".equalsIgnoreCase(option) ) {
            return DISABLED;
        }
        throw new IllegalArgumentException( "Illegal enum value '" + option + "' for DeclarativeAgendaOption" );
    }
}