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Plugin providing DataNucleus implementation of the JDO API.
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/**********************************************************************
Copyright (c) 2010 Andy Jefferson and others. All rights reserved.
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.

Contributors:
   ...
**********************************************************************/
package org.datanucleus.api.jdo.query;

import java.util.ArrayList;
import java.util.List;

import javax.jdo.query.Expression;
import javax.jdo.query.NumericExpression;
import javax.jdo.query.PersistableExpression;

import org.datanucleus.store.query.expression.DyadicExpression;
import org.datanucleus.store.query.expression.InvokeExpression;
import org.datanucleus.store.query.expression.Literal;

/**
 * Implementation of a NumericExpression.
 */
public class NumericExpressionImpl extends ComparableExpressionImpl implements NumericExpression
{
    public NumericExpressionImpl(PersistableExpression parent, String name)
    {
        super(parent, name);
    }

    public NumericExpressionImpl(org.datanucleus.store.query.expression.Expression queryExpr)
    {
        super(queryExpr);
    }

    public NumericExpressionImpl(Class cls, String name, ExpressionType type)
    {
        super(cls, name, type);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#add(javax.jdo.query.Expression)
     */
    public NumericExpression add(Expression expr)
    {
        org.datanucleus.store.query.expression.Expression leftQueryExpr = queryExpr;
        org.datanucleus.store.query.expression.Expression rightQueryExpr = ((ExpressionImpl)expr).getQueryExpression();

        org.datanucleus.store.query.expression.Expression queryExpr =
            new DyadicExpression(leftQueryExpr, org.datanucleus.store.query.expression.Expression.OP_ADD, rightQueryExpr);
        return new NumericExpressionImpl(queryExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#add(java.lang.Number)
     */
    public NumericExpression add(Number num)
    {
        org.datanucleus.store.query.expression.Expression leftQueryExpr = queryExpr;
        org.datanucleus.store.query.expression.Expression rightQueryExpr = new Literal(num);

        org.datanucleus.store.query.expression.Expression queryExpr =
            new DyadicExpression(leftQueryExpr, org.datanucleus.store.query.expression.Expression.OP_ADD, rightQueryExpr);
        return new NumericExpressionImpl(queryExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#mul(javax.jdo.query.Expression)
     */
    public NumericExpression mul(Expression expr)
    {
        org.datanucleus.store.query.expression.Expression leftQueryExpr = queryExpr;
        org.datanucleus.store.query.expression.Expression rightQueryExpr = ((ExpressionImpl)expr).getQueryExpression();

        org.datanucleus.store.query.expression.Expression queryExpr =
            new DyadicExpression(leftQueryExpr, org.datanucleus.store.query.expression.Expression.OP_MUL, rightQueryExpr);
        return new NumericExpressionImpl(queryExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#mul(java.lang.Number)
     */
    public NumericExpression mul(Number num)
    {
        org.datanucleus.store.query.expression.Expression leftQueryExpr = queryExpr;
        org.datanucleus.store.query.expression.Expression rightQueryExpr = new Literal(num);

        org.datanucleus.store.query.expression.Expression queryExpr =
            new DyadicExpression(leftQueryExpr, org.datanucleus.store.query.expression.Expression.OP_MUL, rightQueryExpr);
        return new NumericExpressionImpl(queryExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#sub(javax.jdo.query.Expression)
     */
    public NumericExpression sub(Expression expr)
    {
        org.datanucleus.store.query.expression.Expression leftQueryExpr = queryExpr;
        org.datanucleus.store.query.expression.Expression rightQueryExpr = ((ExpressionImpl)expr).getQueryExpression();

        org.datanucleus.store.query.expression.Expression queryExpr =
            new DyadicExpression(leftQueryExpr, org.datanucleus.store.query.expression.Expression.OP_SUB, rightQueryExpr);
        return new NumericExpressionImpl(queryExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#sub(java.lang.Number)
     */
    public NumericExpression sub(Number num)
    {
        org.datanucleus.store.query.expression.Expression leftQueryExpr = queryExpr;
        org.datanucleus.store.query.expression.Expression rightQueryExpr = new Literal(num);

        org.datanucleus.store.query.expression.Expression queryExpr =
            new DyadicExpression(leftQueryExpr, org.datanucleus.store.query.expression.Expression.OP_SUB, rightQueryExpr);
        return new NumericExpressionImpl(queryExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#div(javax.jdo.query.Expression)
     */
    public NumericExpression div(Expression expr)
    {
        org.datanucleus.store.query.expression.Expression leftQueryExpr = queryExpr;
        org.datanucleus.store.query.expression.Expression rightQueryExpr = ((ExpressionImpl)expr).getQueryExpression();

        org.datanucleus.store.query.expression.Expression queryExpr =
            new DyadicExpression(leftQueryExpr, org.datanucleus.store.query.expression.Expression.OP_DIV, rightQueryExpr);
        return new NumericExpressionImpl(queryExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#div(java.lang.Number)
     */
    public NumericExpression div(Number num)
    {
        org.datanucleus.store.query.expression.Expression leftQueryExpr = queryExpr;
        org.datanucleus.store.query.expression.Expression rightQueryExpr = new Literal(num);

        org.datanucleus.store.query.expression.Expression queryExpr =
            new DyadicExpression(leftQueryExpr, org.datanucleus.store.query.expression.Expression.OP_DIV, rightQueryExpr);
        return new NumericExpressionImpl(queryExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.Expression#mod(javax.jdo.query.Expression)
     */
    public NumericExpression mod(Expression expr)
    {
        org.datanucleus.store.query.expression.Expression leftQueryExpr = queryExpr;
        org.datanucleus.store.query.expression.Expression rightQueryExpr = ((ExpressionImpl)expr).getQueryExpression();

        org.datanucleus.store.query.expression.Expression queryExpr =
            new DyadicExpression(leftQueryExpr, org.datanucleus.store.query.expression.Expression.OP_MOD, rightQueryExpr);
        return new NumericExpressionImpl(queryExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#mod(java.lang.Number)
     */
    public NumericExpression mod(Number num)
    {
        org.datanucleus.store.query.expression.Expression leftQueryExpr = queryExpr;
        org.datanucleus.store.query.expression.Expression rightQueryExpr = new Literal(num);

        org.datanucleus.store.query.expression.Expression queryExpr =
            new DyadicExpression(leftQueryExpr, org.datanucleus.store.query.expression.Expression.OP_MOD, rightQueryExpr);
        return new NumericExpressionImpl(queryExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#avg()
     */
    public NumericExpression avg()
    {
        List args = new ArrayList();
        args.add(queryExpr);
        org.datanucleus.store.query.expression.Expression invokeExpr = new InvokeExpression(null, "avg", args);
        return new NumericExpressionImpl(invokeExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#avgDistinct()
     */
    @Override
    public NumericExpression avgDistinct()
    {
        List args = new ArrayList();
        args.add(new DyadicExpression(org.datanucleus.store.query.expression.Expression.OP_DISTINCT, queryExpr));
        org.datanucleus.store.query.expression.Expression invokeExpr = new InvokeExpression(null, "avg", args);
        return new NumericExpressionImpl(invokeExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#sum()
     */
    public NumericExpression sum()
    {
        List args = new ArrayList();
        args.add(queryExpr);
        org.datanucleus.store.query.expression.Expression invokeExpr = new InvokeExpression(null, "sum", args);
        return new NumericExpressionImpl(invokeExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#sumDistinct()
     */
    @Override
    public NumericExpression sumDistinct()
    {
        List args = new ArrayList();
        args.add(new DyadicExpression(org.datanucleus.store.query.expression.Expression.OP_DISTINCT, queryExpr));
        org.datanucleus.store.query.expression.Expression invokeExpr = new InvokeExpression(null, "sum", args);
        return new NumericExpressionImpl(invokeExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#abs()
     */
    public NumericExpression abs()
    {
        List args = new ArrayList();
        args.add(queryExpr);
        org.datanucleus.store.query.expression.Expression invokeExpr = new InvokeExpression(null, "abs", args);
        return new NumericExpressionImpl(invokeExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#sqrt()
     */
    public NumericExpression sqrt()
    {
        List args = new ArrayList();
        args.add(queryExpr);
        org.datanucleus.store.query.expression.Expression invokeExpr = new InvokeExpression(null, "sqrt", args);
        return new NumericExpressionImpl(invokeExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#acos()
     */
    public NumericExpression acos()
    {
        List args = new ArrayList();
        args.add(queryExpr);
        org.datanucleus.store.query.expression.Expression invokeExpr = new InvokeExpression(null, "acos", args);
        return new NumericExpressionImpl(invokeExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#asin()
     */
    public NumericExpression asin()
    {
        List args = new ArrayList();
        args.add(queryExpr);
        org.datanucleus.store.query.expression.Expression invokeExpr = new InvokeExpression(null, "asin", args);
        return new NumericExpressionImpl(invokeExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#atan()
     */
    public NumericExpression atan()
    {
        List args = new ArrayList();
        args.add(queryExpr);
        org.datanucleus.store.query.expression.Expression invokeExpr = new InvokeExpression(null, "atan", args);
        return new NumericExpressionImpl(invokeExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#cos()
     */
    public NumericExpression cos()
    {
        List args = new ArrayList();
        args.add(queryExpr);
        org.datanucleus.store.query.expression.Expression invokeExpr = new InvokeExpression(null, "cos", args);
        return new NumericExpressionImpl(invokeExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#sin()
     */
    public NumericExpression sin()
    {
        List args = new ArrayList();
        args.add(queryExpr);
        org.datanucleus.store.query.expression.Expression invokeExpr = new InvokeExpression(null, "sin", args);
        return new NumericExpressionImpl(invokeExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#tan()
     */
    public NumericExpression tan()
    {
        List args = new ArrayList();
        args.add(queryExpr);
        org.datanucleus.store.query.expression.Expression invokeExpr = new InvokeExpression(null, "tan", args);
        return new NumericExpressionImpl(invokeExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#exp()
     */
    public NumericExpression exp()
    {
        List args = new ArrayList();
        args.add(queryExpr);
        org.datanucleus.store.query.expression.Expression invokeExpr = new InvokeExpression(null, "exp", args);
        return new NumericExpressionImpl(invokeExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#log()
     */
    public NumericExpression log()
    {
        List args = new ArrayList();
        args.add(queryExpr);
        org.datanucleus.store.query.expression.Expression invokeExpr = new InvokeExpression(null, "log", args);
        return new NumericExpressionImpl(invokeExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#ceil()
     */
    public NumericExpression ceil()
    {
        List args = new ArrayList();
        args.add(queryExpr);
        org.datanucleus.store.query.expression.Expression invokeExpr = new InvokeExpression(null, "ceil", args);
        return new NumericExpressionImpl(invokeExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#floor()
     */
    public NumericExpression floor()
    {
        List args = new ArrayList();
        args.add(queryExpr);
        org.datanucleus.store.query.expression.Expression invokeExpr = new InvokeExpression(null, "floor", args);
        return new NumericExpressionImpl(invokeExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#neg()
     */
    @Override
    public NumericExpression neg()
    {
        org.datanucleus.store.query.expression.Expression queryExpr = new DyadicExpression(org.datanucleus.store.query.expression.Expression.OP_NEG, this.queryExpr);
        return new NumericExpressionImpl(queryExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#com()
     */
    @Override
    public NumericExpression com()
    {
        org.datanucleus.store.query.expression.Expression queryExpr = new DyadicExpression(org.datanucleus.store.query.expression.Expression.OP_COM, this.queryExpr);
        return new NumericExpressionImpl(queryExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#bAnd(javax.jdo.query.NumericExpression)
     */
    @Override
    public NumericExpression bAnd(NumericExpression bitExpr)
    {
        org.datanucleus.store.query.expression.Expression leftQueryExpr = queryExpr;
        org.datanucleus.store.query.expression.Expression rightQueryExpr = ((ExpressionImpl)bitExpr).getQueryExpression();

        org.datanucleus.store.query.expression.Expression queryExpr =
            new DyadicExpression(leftQueryExpr, org.datanucleus.store.query.expression.Expression.OP_BIT_AND, rightQueryExpr);
        return new NumericExpressionImpl(queryExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#bOr(javax.jdo.query.NumericExpression)
     */
    @Override
    public NumericExpression bOr(NumericExpression bitExpr)
    {
        org.datanucleus.store.query.expression.Expression leftQueryExpr = queryExpr;
        org.datanucleus.store.query.expression.Expression rightQueryExpr = ((ExpressionImpl)bitExpr).getQueryExpression();

        org.datanucleus.store.query.expression.Expression queryExpr =
            new DyadicExpression(leftQueryExpr, org.datanucleus.store.query.expression.Expression.OP_BIT_OR, rightQueryExpr);
        return new NumericExpressionImpl(queryExpr);
    }

    /* (non-Javadoc)
     * @see javax.jdo.query.NumericExpression#bXor(javax.jdo.query.NumericExpression)
     */
    @Override
    public NumericExpression bXor(NumericExpression bitExpr)
    {
        org.datanucleus.store.query.expression.Expression leftQueryExpr = queryExpr;
        org.datanucleus.store.query.expression.Expression rightQueryExpr = ((ExpressionImpl)bitExpr).getQueryExpression();

        org.datanucleus.store.query.expression.Expression queryExpr =
            new DyadicExpression(leftQueryExpr, org.datanucleus.store.query.expression.Expression.OP_BIT_XOR, rightQueryExpr);
        return new NumericExpressionImpl(queryExpr);
    }
}