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 *  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
 *
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 *  software distributed under the License is distributed on an
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package org.apache.cayenne.query;

import org.apache.cayenne.map.EntityResolver;
import org.apache.cayenne.map.Procedure;

class ProcedureQueryMetadata extends BaseQueryMetadata {

    transient Procedure procedure;

    public Procedure getProcedure() {
        return procedure;
    }

    void copyFromInfo(QueryMetadata info) {
        procedure = null;
        super.copyFromInfo(info);
    }

    void resolve(Object root, Object resultRoot, EntityResolver resolver, String cacheKey) {
        if (super.resolve(resultRoot, resolver, cacheKey)) {
            procedure = null;

            if (root != null) {
                if (root instanceof String) {
                    this.procedure = resolver.lookupProcedure((String) root);
                }
                else if (root instanceof Procedure) {
                    this.procedure = (Procedure) root;
                }

                // theoretically procedure can be in one DataMap, while the Java Class
                // - in another.
                if (this.procedure != null && this.dataMap == null) {
                    this.dataMap = procedure.getDataMap();
                }
            }
        }
    }
}




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