com.querydsl.core.types.dsl

Class StringExpressions

java.lang.Object

com.querydsl.core.types.dsl.StringExpressions

public final class StringExpressions
extends Object

Extended String expressions, supported by the SQL module

Author:

tiwe

Method Summary

Modifier and Type	Method and Description
static StringExpression	lpad(Expression<String> in, Expression<Integer> length) Create a lpad(in, length) expression
static StringExpression	lpad(Expression<String> in, int length) Create a lpad(in, length) expression
static StringExpression	lpad(Expression<String> in, int length, char c) Create a lpad(in, length, c) expression
static StringExpression	lpad(Expression<String> in, NumberExpression<Integer> length, char c) Create a lpad(in, length, c) expression
static StringExpression	ltrim(Expression<String> str) Create a ltrim(str) expression
static StringExpression	rpad(Expression<String> in, Expression<Integer> length) Create a rpad(in, length) expression
static StringExpression	rpad(Expression<String> in, int length) Create a rpad(in, length) expression
static StringExpression	rpad(Expression<String> in, int length, char c) Create a rpad(in, length, c) expression
static StringExpression	rpad(Expression<String> in, NumberExpression<Integer> length, char c) Create a rpad(in, length, c) expression
static StringExpression	rtrim(Expression<String> str) Create a rtrim(str) expression

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

ltrim

public static StringExpression ltrim(Expression<String> str)

Create a ltrim(str) expression

Returns a character expression after it removes leading blanks.

Parameters:

str - string

Returns:

ltrim(str)

rtrim

public static StringExpression rtrim(Expression<String> str)

Create a rtrim(str) expression

Returns a character string after truncating all trailing blanks.

Parameters:

str - string

Returns:

rtrim(str)

lpad

public static StringExpression lpad(Expression<String> in,
                                    int length)

Create a lpad(in, length) expression

Returns in left-padded to length characters

Parameters:

in - string to be padded

length - target length

Returns:

lpad(in, length)

lpad

public static StringExpression lpad(Expression<String> in,
                                    Expression<Integer> length)

Create a lpad(in, length) expression

Returns in left-padded to length characters

Parameters:

in - string to be padded

length - target length

Returns:

lpad(in, length)

rpad

public static StringExpression rpad(Expression<String> in,
                                    int length)

Create a rpad(in, length) expression

Returns in right-padded to length characters

Parameters:

in - string to be padded

length - target length

Returns:

rpad(in, length)

rpad

public static StringExpression rpad(Expression<String> in,
                                    Expression<Integer> length)

Create a rpad(in, length) expression

Returns in right-padded to length characters

Parameters:

in - string to be padded

length - target length

Returns:

rpad(in, length)

lpad

public static StringExpression lpad(Expression<String> in,
                                    NumberExpression<Integer> length,
                                    char c)

Create a lpad(in, length, c) expression

Returns in left-padded to length characters with c

Parameters:

in - string to be padded

length - target length

c - padding char

Returns:

lpad(in, length, c)

lpad

public static StringExpression lpad(Expression<String> in,
                                    int length,
                                    char c)

Create a lpad(in, length, c) expression

Returns in left-padded to length characters with c

Parameters:

in - string to be padded

length - target length

c - padding char

Returns:

lpad(in, length, c)

rpad

public static StringExpression rpad(Expression<String> in,
                                    NumberExpression<Integer> length,
                                    char c)

Create a rpad(in, length, c) expression

Returns in right-padded to length characters with c

Parameters:

in - string to be padded

length - target length

c - padding char

Returns:

rpad(in, length, c)

rpad

public static StringExpression rpad(Expression<String> in,
                                    int length,
                                    char c)

Create a rpad(in, length, c) expression

Returns in right-padded to length characters with c

Parameters:

in - string to be padded

length - target length

c - padding char

Returns:

rpad(in, length, c)