MathExpressions (Querydsl 4.1.3 API)

java.lang.Object
- com.querydsl.core.types.dsl.MathExpressions

```
public final class MathExpressions
extends Object
```
Extended Math expressions, supported by the SQL module

Author:

tiwe

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method and Description
`static <A extends Number & Comparable<?>> NumberExpression<Double>`	`acos(Expression<A> num)` Create a `acos(num)` expression
`static <A extends Number & Comparable<?>> NumberExpression<Double>`	`asin(Expression<A> num)` Create a `asin(num)` expression
`static <A extends Number & Comparable<?>> NumberExpression<Double>`	`atan(Expression<A> num)` Create a `atan(num)` expression
`static <A extends Number & Comparable<?>> NumberExpression<Double>`	`cos(Expression<A> num)` Create a `cos(num)` expression
`static <A extends Number & Comparable<?>> NumberExpression<Double>`	`cosh(Expression<A> num)` Create a `cosh(num)` expression
`static <A extends Number & Comparable<?>> NumberExpression<Double>`	`cot(Expression<A> num)` Create a `cot(num)` expression
`static <A extends Number & Comparable<?>> NumberExpression<Double>`	`coth(Expression<A> num)` Create a `coth(num)` expression
`static <A extends Number & Comparable<?>> NumberExpression<Double>`	`degrees(Expression<A> num)` Create a `deg(num)` expression
`static <A extends Number & Comparable<?>> NumberExpression<Double>`	`exp(Expression<A> num)` Create a `exp(num)` expression
`static <A extends Number & Comparable<?>> NumberExpression<Double>`	`ln(Expression<A> num)` Create a `ln(num)` expression
`static <A extends Number & Comparable<?>> NumberExpression<Double>`	`log(Expression<A> num, int base)` Create a `log(num, base)` expression
`static <A extends Number & Comparable<?>> NumberExpression<A>`	`max(Expression<A> left, Expression<A> right)` Create a `max(left, right)` expression
`static <A extends Number & Comparable<?>> NumberExpression<A>`	`min(Expression<A> left, Expression<A> right)` Create a `min(left, right)` expression
`static <A extends Number & Comparable<?>> NumberExpression<Double>`	`power(Expression<A> num, int exponent)` Create a `power(num, exponent)` expression
`static <A extends Number & Comparable<?>> NumberExpression<Double>`	`radians(Expression<A> num)` Create a `rad(num)` expression
`static NumberExpression<Double>`	`random()` Returns the random expression
`static NumberExpression<Double>`	`random(int seed)` Return a random number expression with the given seed
`static <A extends Number & Comparable<?>> NumberExpression<A>`	`round(Expression<A> num)` Round to nearest integer
`static <A extends Number & Comparable<?>> NumberExpression<A>`	`round(Expression<A> num, int s)` Round to s decimal places
`static <A extends Number & Comparable<?>> NumberExpression<Integer>`	`sign(Expression<A> num)` Create a `sign(num)` expression
`static <A extends Number & Comparable<?>> NumberExpression<Double>`	`sin(Expression<A> num)` Create a `sin(num)` expression
`static <A extends Number & Comparable<?>> NumberExpression<Double>`	`sinh(Expression<A> num)` Create a `sinh(num)` expression
`static <A extends Number & Comparable<?>> NumberExpression<Double>`	`tan(Expression<A> num)` Create a `tan(num)` expression
`static <A extends Number & Comparable<?>> NumberExpression<Double>`	`tanh(Expression<A> num)` Create a `tanh(num)` expression

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

acos
```
public static <A extends Number & Comparable<?>> NumberExpression<Double> acos(Expression<A> num)
```
Create a acos(num) expression
Returns the principal value of the arc cosine of num, expressed in radians.

Parameters:

num - numeric expression

Returns:

acos(num)

asin
```
public static <A extends Number & Comparable<?>> NumberExpression<Double> asin(Expression<A> num)
```
Create a asin(num) expression
Returns the principal value of the arc sine of num, expressed in radians.

Parameters:

num - numeric expression

Returns:

asin(num)

atan
```
public static <A extends Number & Comparable<?>> NumberExpression<Double> atan(Expression<A> num)
```
Create a atan(num) expression
Returns the principal value of the arc tangent of num, expressed in radians.

Parameters:

num - numeric expression

Returns:

atan(num)

cos
```
public static <A extends Number & Comparable<?>> NumberExpression<Double> cos(Expression<A> num)
```
Create a cos(num) expression
Returns the cosine of an angle of num radians.

Parameters:

num - numeric expression

Returns:

cos(num)

cosh
```
public static <A extends Number & Comparable<?>> NumberExpression<Double> cosh(Expression<A> num)
```
Create a cosh(num) expression
Returns the hyperbolic cosine of num radians.

Parameters:

num - numeric expression

Returns:

cosh(num)

cot
```
public static <A extends Number & Comparable<?>> NumberExpression<Double> cot(Expression<A> num)
```
Create a cot(num) expression
Returns the cotangent of num.

Parameters:

num - numeric expression

Returns:

cot(num)

coth
```
public static <A extends Number & Comparable<?>> NumberExpression<Double> coth(Expression<A> num)
```
Create a coth(num) expression
Returns the hyperbolic cotangent of num.

Parameters:

num - numeric expression

Returns:

coth(num)

degrees
```
public static <A extends Number & Comparable<?>> NumberExpression<Double> degrees(Expression<A> num)
```
Create a deg(num) expression
Convert radians to degrees.

Parameters:

num - numeric expression

Returns:

deg(num)

exp
```
public static <A extends Number & Comparable<?>> NumberExpression<Double> exp(Expression<A> num)
```
Create a exp(num) expression
Returns the base-e exponential function of num, which is e raised to the power num.

Parameters:

num - numeric expression

Returns:

exp(num)

ln
```
public static <A extends Number & Comparable<?>> NumberExpression<Double> ln(Expression<A> num)
```
Create a ln(num) expression
Returns the natural logarithm of num.

Parameters:

num - numeric expression

Returns:

ln(num)

log

public static <A extends Number & Comparable<?>> NumberExpression<Double> log(Expression<A> num,
                                                                              int base)

Create a log(num, base) expression

Parameters:: num - numeric expression; base - base
Returns:: log(num, base)

max

public static <A extends Number & Comparable<?>> NumberExpression<A> max(Expression<A> left,
                                                                         Expression<A> right)

Create a max(left, right) expression

Return the greater of the given values

Returns:: max(left, right)

min

public static <A extends Number & Comparable<?>> NumberExpression<A> min(Expression<A> left,
                                                                         Expression<A> right)

Create a min(left, right) expression

Return the smaller of the given values

Returns:: min(left, right)

power

public static <A extends Number & Comparable<?>> NumberExpression<Double> power(Expression<A> num,
                                                                                int exponent)

Create a power(num, exponent) expression

Returns num raised to the power exponent

Parameters:: num - numeric expression; exponent - exponent
Returns:: power(num, exponent)

radians
```
public static <A extends Number & Comparable<?>> NumberExpression<Double> radians(Expression<A> num)
```
Create a rad(num) expression
Converts degrees to radians

Parameters:

num - numeric expression

Returns:

rad(num)

random

public static NumberExpression<Double> random()

Returns the random expression

Returns:: random()

random
```
public static NumberExpression<Double> random(int seed)
```
Return a random number expression with the given seed

Parameters:

seed - seed

Returns:

random(seed)

round

public static <A extends Number & Comparable<?>> NumberExpression<A> round(Expression<A> num)

Round to nearest integer

Parameters:: num - numeric expression
Returns:: round(this)

round

public static <A extends Number & Comparable<?>> NumberExpression<A> round(Expression<A> num,
                                                                           int s)

Round to s decimal places

Parameters:: num - numeric expression; s - decimal places
Returns:: round(num, s)

sign
```
public static <A extends Number & Comparable<?>> NumberExpression<Integer> sign(Expression<A> num)
```
Create a sign(num) expression
Returns the positive (+1), zero (0), or negative (-1) sign of num.

Parameters:

num - numeric expression

Returns:

sign(num)

sin
```
public static <A extends Number & Comparable<?>> NumberExpression<Double> sin(Expression<A> num)
```
Create a sin(num) expression
Returns the sine of an angle of num radians.

Parameters:

num - numeric expression

Returns:

sin(num)

sinh
```
public static <A extends Number & Comparable<?>> NumberExpression<Double> sinh(Expression<A> num)
```
Create a sinh(num) expression
Returns the hyperbolic sine of num radians.

Parameters:

num - numeric expression

Returns:

sinh(num)

tan
```
public static <A extends Number & Comparable<?>> NumberExpression<Double> tan(Expression<A> num)
```
Create a tan(num) expression
Returns the tangent of an angle of num radians.

Parameters:

num - numeric expression

Returns:

tan(num)

tanh
```
public static <A extends Number & Comparable<?>> NumberExpression<Double> tanh(Expression<A> num)
```
Create a tanh(num) expression
Returns the hyperbolic tangent of num radians.

Parameters:

num - numeric expression

Returns:

tanh(num)

Class MathExpressions

Method Summary

Methods inherited from class java.lang.Object

Method Detail

acos

asin

atan

cos

cosh

cot

coth

degrees

exp

ln

log

max

min

power

radians

random

random

round

round

sign

sin

sinh

tan

tanh