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/*
 * Copyright 2015 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.
 * 
 *      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.drools.compiler.rule.builder;

import org.drools.drl.ast.descr.BaseDescr;
import org.drools.drl.ast.descr.EntryPointDescr;
import org.drools.core.rule.EntryPointId;
import org.drools.core.rule.Pattern;
import org.drools.core.rule.RuleConditionElement;

/**
 * A class capable of building entry point instances
 */
public class EntryPointBuilder
    implements
    RuleConditionBuilder {

    public RuleConditionElement build(RuleBuildContext context,
                                      BaseDescr descr) {
        return build( context,
                      descr,
                      null );
    }

    public RuleConditionElement build(RuleBuildContext context,
                                      BaseDescr descr,
                                      Pattern prefixPattern) {
        final EntryPointDescr entryDescr = (EntryPointDescr) descr;

        return new EntryPointId( entryDescr.getEntryId() );
    }

}