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/*
 * ConstraintOperation.java
 *
 * Create on March 3, 2000
 *
 */

package com.sun.jdo.spi.persistence.support.sqlstore.sql.constraint;

import com.sun.jdo.spi.persistence.support.sqlstore.ActionDesc;

/**
 */
public class ConstraintOperation extends ConstraintNode {
    public static final int PROP_ORDERBY = 1;

    public static final int PROP_ORDERBY_DESC = 2;

    public int operation;

    public ConstraintOperation() {
        super();
    }

    public ConstraintOperation(int operation) {
        super();

        this.operation = operation;
    }


    public int hasProperty(int propertyKey) {
        // RESOLVE:  We should probably get rid of this and standardize on the
        // SqlRetrieveDesc.GetOperationInfo method.
        if (propertyKey == PROP_ORDERBY) {
            if (operation == ActionDesc.OP_ORDERBY
                    || operation == ActionDesc.OP_ORDERBY_DESC) {
                return ConstraintNode.PROP_TRUE;
            } else {
                return ConstraintNode.PROP_FALSE;
            }
        }
        return ConstraintNode.PROP_UNKNOWN;
    }
}