Examples with DyadicExpression org.datanucleus.query.expression.DyadicExpression used on opensource projects

Example 26 with DyadicExpression

use of org.datanucleus.query.expression.DyadicExpression in project datanucleus-api-jdo by datanucleus.

the class ExpressionImpl method eq.

/* (non-Javadoc)
     * @see org.datanucleus.query.typesafe.Expression#eq(org.datanucleus.query.typesafe.Expression)
     */
public BooleanExpression eq(Expression expr) {
    if (expr == null) {
        // Assume they meant to compare with NULL Literal
        return this.eq((T) null);
    }
    org.datanucleus.query.expression.Expression leftQueryExpr = queryExpr;
    org.datanucleus.query.expression.Expression rightQueryExpr = ((ExpressionImpl) expr).getQueryExpression();
    return new BooleanExpressionImpl(new DyadicExpression(leftQueryExpr, org.datanucleus.query.expression.Expression.OP_EQ, rightQueryExpr));
}

Example 27 with DyadicExpression

use of org.datanucleus.query.expression.DyadicExpression in project datanucleus-api-jdo by datanucleus.

the class BooleanExpressionImpl method not.

/* (non-Javadoc)
     * @see org.datanucleus.query.typesafe.BooleanExpression#not()
     */
public BooleanExpression not() {
    Expression rightQueryExpr = queryExpr;
    org.datanucleus.query.expression.Expression queryExpr = new DyadicExpression(org.datanucleus.query.expression.Expression.OP_NOT, rightQueryExpr);
    return new BooleanExpressionImpl(queryExpr);
}

Example 28 with DyadicExpression

use of org.datanucleus.query.expression.DyadicExpression in project datanucleus-api-jdo by datanucleus.

the class ComparableExpressionImpl method gteq.

/* (non-Javadoc)
     * @see org.datanucleus.query.typesafe.Expression#gteq(java.lang.Object)
     */
public BooleanExpression gteq(T t) {
    Expression leftQueryExpr = queryExpr;
    Expression rightQueryExpr = new Literal(t);
    org.datanucleus.query.expression.Expression queryExpr = new DyadicExpression(leftQueryExpr, org.datanucleus.query.expression.Expression.OP_GTEQ, rightQueryExpr);
    return new BooleanExpressionImpl(queryExpr);
}

Example 29 with DyadicExpression

use of org.datanucleus.query.expression.DyadicExpression in project datanucleus-api-jdo by datanucleus.

the class ComparableExpressionImpl method lteq.

/* (non-Javadoc)
     * @see org.datanucleus.query.typesafe.Expression#lteq(org.datanucleus.query.typesafe.ComparableExpression)
     */
public BooleanExpression lteq(ComparableExpression expr) {
    Expression leftQueryExpr = queryExpr;
    Expression rightQueryExpr = ((ExpressionImpl) expr).getQueryExpression();
    org.datanucleus.query.expression.Expression queryExpr = new DyadicExpression(leftQueryExpr, org.datanucleus.query.expression.Expression.OP_LTEQ, rightQueryExpr);
    return new BooleanExpressionImpl(queryExpr);
}

Example 30 with DyadicExpression

use of org.datanucleus.query.expression.DyadicExpression in project datanucleus-api-jdo by datanucleus.

the class ExpressionImpl method countDistinct.

/* (non-Javadoc)
     * @see org.datanucleus.query.typesafe.Expression#countDistinct()
     */
public NumericExpression<Long> countDistinct() {
    List<org.datanucleus.query.expression.Expression> args = new ArrayList();
    args.add(new DyadicExpression(org.datanucleus.query.expression.Expression.OP_DISTINCT, queryExpr));
    org.datanucleus.query.expression.Expression invokeExpr = new InvokeExpression(null, "count", args);
    return new NumericExpressionImpl<Long>(invokeExpr);
}