ObjectId.java

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//
//   http://www.apache.org/licenses/LICENSE-2.0
//
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package org.apache.doris.nereids.trees.plans;

import org.apache.doris.common.Id;
import org.apache.doris.common.IdGenerator;
import org.apache.doris.nereids.trees.expressions.StatementScopeIdGenerator;

/**
 * relation id
 */
public class ObjectId extends Id<ObjectId> {

    public ObjectId(int id) {
        super(id);
    }

    /**
     * Should be only called by {@link StatementScopeIdGenerator}.
     */
    public static IdGenerator<ObjectId> createGenerator() {
        return new IdGenerator<ObjectId>() {
            @Override
            public ObjectId getNextId() {
                return new ObjectId(nextId++);
            }
        };
    }

    @Override
    public String toString() {
        return "ObjectId#" + id;
    }
}