com.mysema.query.types.expr
Class StringExpression

java.lang.Object
  com.mysema.query.types.expr.DslExpression<T>
      com.mysema.query.types.expr.SimpleExpression<T>
          com.mysema.query.types.expr.ComparableExpressionBase<T>
              com.mysema.query.types.expr.ComparableExpression<String>
                  com.mysema.query.types.expr.StringExpression

All Implemented Interfaces:

Expression<String>, Serializable

Direct Known Subclasses:

PhraseElement, StringOperation, StringPath, StringSubQuery, StringTemplate, TermElement

public abstract class StringExpression
extends ComparableExpression<String>

StringExpression represents String expressions

Author:

tiwe

See Also:

String, Serialized Form

Field Summary

Fields inherited from class com.mysema.query.types.expr.SimpleExpression

primitive

Fields inherited from class com.mysema.query.types.expr.DslExpression

mixin

Constructor Summary

StringExpression(Expression<String> mixin)

Method Summary

StringExpression	append(Expression<String> str) Get the concatenation of this and str
StringExpression	append(String str) Get the concatenation of this and str
StringExpression	as(Path<String> alias) Create an alias for the expression
StringExpression	as(String alias) Create an alias for the expression
SimpleExpression<Character>	charAt(Expression<Integer> i) Get the character at the given index
SimpleExpression<Character>	charAt(int i) Get the character at the given index
StringExpression	concat(Expression<String> str) Get the concatenation of this and str
StringExpression	concat(String str) Get the concatenation of this and str
BooleanExpression	contains(Expression<String> str) Returns true if the given String is contained
BooleanExpression	contains(String str) Returns true if the given String is contained
BooleanExpression	containsIgnoreCase(Expression<String> str)
BooleanExpression	containsIgnoreCase(String str)
BooleanExpression	endsWith(Expression<String> str) Returns true if this ends with str
BooleanExpression	endsWith(String str) Returns true if this ends with str
BooleanExpression	endsWithIgnoreCase(Expression<String> str)
BooleanExpression	endsWithIgnoreCase(String str)
BooleanExpression	equalsIgnoreCase(Expression<String> str) Compares this EString to another EString, ignoring case considerations.
BooleanExpression	equalsIgnoreCase(String str) Compares this EString to another EString, ignoring case considerations.
NumberExpression<Integer>	indexOf(Expression<String> str) Get the index of the given substring in this String
NumberExpression<Integer>	indexOf(Expression<String> str, int i) Get the index of the given substring in this String, starting from the given index
NumberExpression<Integer>	indexOf(String str) Get the index of the given substring in this String
NumberExpression<Integer>	indexOf(String str, int i) Get the index of the given substring in this String, starting from the given index
BooleanExpression	isEmpty() Return true if this String is empty
BooleanExpression	isNotEmpty() Return true if this String is not empty
NumberExpression<Integer>	length() Return the length of this String
BooleanExpression	like(String str) Expr: this like str
BooleanExpression	like(StringExpression str) Expr: this like str
StringExpression	lower() Get the lower case form
BooleanExpression	matches(Expression<String> regex) Return true if this String matches the given regular expression
BooleanExpression	matches(String regex) Return true if this String matches the given regular expression
StringExpression	max() Get the maximum value of this expression (aggregation)
StringExpression	min() Get the minimum value of this expression (aggregation)
StringExpression	prepend(Expression<String> str) Prepend the given String and return the result
StringExpression	prepend(String str) Prepend the given String and return the result
SimpleExpression<String[]>	split(String regex) Split the given String with regex as the matcher for the separator
BooleanExpression	startsWith(Expression<String> str) Return true if this starts with str
BooleanExpression	startsWith(String str) Return true if this starts with str
BooleanExpression	startsWithIgnoreCase(Expression<String> str)
BooleanExpression	startsWithIgnoreCase(String str)
StringExpression	stringValue() Get a cast to String expression
StringExpression	substring(int beginIndex) Get the given substring
StringExpression	substring(int beginIndex, int endIndex) Get the given substring
StringExpression	toLowerCase() Get the lower case form
StringExpression	toUpperCase() Get the upper case form
StringExpression	trim() Get a copy of the string, with leading and trailing whitespace omitted.
StringExpression	upper() Get the upper case form

Methods inherited from class com.mysema.query.types.expr.ComparableExpression

between, between, goe, goe, gt, gt, loe, loe, lt, lt, notBetween, notBetween

Methods inherited from class com.mysema.query.types.expr.ComparableExpressionBase

asc, castToNum, desc

Methods inherited from class com.mysema.query.types.expr.SimpleExpression

count, countDistinct, eq, eq, in, in, in, isNotNull, isNull, ne, ne, notIn, notIn, notIn, when, when

Methods inherited from class com.mysema.query.types.expr.DslExpression

equals, getType, hashCode, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface com.mysema.query.types.Expression

accept

Constructor Detail

StringExpression

public StringExpression(Expression<String> mixin)

Method Detail

as

public StringExpression as(Path<String> alias)

Description copied from class: SimpleExpression

Create an alias for the expression

Overrides:

as in class ComparableExpression<String>

Returns:

as

public StringExpression as(String alias)

Description copied from class: SimpleExpression

Create an alias for the expression

Overrides:

as in class ComparableExpression<String>

Returns:

append

public StringExpression append(Expression<String> str)

Get the concatenation of this and str

Parameters:

str -

Returns:

this + str

append

public StringExpression append(String str)

Get the concatenation of this and str

Parameters:

str -

Returns:

this + str

charAt

public SimpleExpression<Character> charAt(Expression<Integer> i)

Get the character at the given index

Parameters:

i -

Returns:

this.charAt(i)

See Also:

String.charAt(int)

charAt

public SimpleExpression<Character> charAt(int i)

Get the character at the given index

Parameters:

i -

Returns:

this.charAt(i)

See Also:

String.charAt(int)

concat

public StringExpression concat(Expression<String> str)

Get the concatenation of this and str

Parameters:

str -

Returns:

this + str

concat

public StringExpression concat(String str)

Get the concatenation of this and str

Parameters:

str -

Returns:

this + str

contains

public BooleanExpression contains(Expression<String> str)

Returns true if the given String is contained

Parameters:

str -

Returns:

this.contains(str)

See Also:

String.contains(CharSequence)

contains

public BooleanExpression contains(String str)

Returns true if the given String is contained

Parameters:

str -

Returns:

this.contains(str)

See Also:

String.contains(CharSequence)

containsIgnoreCase

public BooleanExpression containsIgnoreCase(Expression<String> str)

Parameters:

str -

Returns:

containsIgnoreCase

public BooleanExpression containsIgnoreCase(String str)

Parameters:

str -

Returns:

endsWith

public BooleanExpression endsWith(Expression<String> str)

Returns true if this ends with str

Parameters:

str -

Returns:

this.endsWith(str)

See Also:

String.endsWith(String)

endsWithIgnoreCase

public BooleanExpression endsWithIgnoreCase(Expression<String> str)

Parameters:

str -

Returns:

endsWith

public BooleanExpression endsWith(String str)

Returns true if this ends with str

Parameters:

str -

Returns:

this.endsWith(str)

See Also:

String.endsWith(String)

endsWithIgnoreCase

public BooleanExpression endsWithIgnoreCase(String str)

Parameters:

str -

Returns:

equalsIgnoreCase

public BooleanExpression equalsIgnoreCase(Expression<String> str)

Compares this EString to another EString, ignoring case considerations.

Parameters:

str -

Returns:

this.equalsIgnoreCase(str)

See Also:

String.equalsIgnoreCase(String)

equalsIgnoreCase

public BooleanExpression equalsIgnoreCase(String str)

Compares this EString to another EString, ignoring case considerations.

Parameters:

str -

Returns:

this.equalsIgnoreCase(str)

See Also:

String.equalsIgnoreCase(String)

indexOf

public NumberExpression<Integer> indexOf(Expression<String> str)

Get the index of the given substring in this String

Parameters:

str -

Returns:

this.indexOf(str)

See Also:

String.indexOf(String)

indexOf

public NumberExpression<Integer> indexOf(String str)

Get the index of the given substring in this String

Parameters:

str -

Returns:

this.indexOf(str)

See Also:

String.indexOf(String)

indexOf

public NumberExpression<Integer> indexOf(String str,
                                         int i)

Get the index of the given substring in this String, starting from the given index

Parameters:

str -

i -

Returns:

this.indexOf(str, i)

See Also:

String.indexOf(String, int)

indexOf

public NumberExpression<Integer> indexOf(Expression<String> str,
                                         int i)

Get the index of the given substring in this String, starting from the given index

Parameters:

str -

i -

Returns:

isEmpty

public BooleanExpression isEmpty()

Return true if this String is empty

Returns:

this.isEmpty()

See Also:

String.isEmpty()

isNotEmpty

public BooleanExpression isNotEmpty()

Return true if this String is not empty

Returns:

!this.isEmpty()

See Also:

String.isEmpty()

length

public NumberExpression<Integer> length()

Return the length of this String

Returns:

this.length()

See Also:

String.length()

like

public BooleanExpression like(String str)

Expr: this like str

Parameters:

str -

Returns:

like

public BooleanExpression like(StringExpression str)

Expr: this like str

Parameters:

str -

Returns:

lower

public StringExpression lower()

Get the lower case form

Returns:

this.toLowerCase()

See Also:

String.toLowerCase()

matches

public BooleanExpression matches(Expression<String> regex)

Return true if this String matches the given regular expression

Parameters:

regex -

Returns:

this.matches(right)

See Also:

String.matches(String)

matches

public BooleanExpression matches(String regex)

Return true if this String matches the given regular expression

Parameters:

regex -

Returns:

this.matches(regex)

See Also:

String.matches(String)

max

public StringExpression max()

Get the maximum value of this expression (aggregation)

Returns:

max(this)

min

public StringExpression min()

Get the minimum value of this expression (aggregation)

Returns:

min(this)

prepend

public StringExpression prepend(Expression<String> str)

Prepend the given String and return the result

Parameters:

str -

Returns:

str + this

prepend

public StringExpression prepend(String str)

Prepend the given String and return the result

Parameters:

str -

Returns:

str + this

split

public SimpleExpression<String[]> split(String regex)

Split the given String with regex as the matcher for the separator

Parameters:

regex -

Returns:

this.split(regex)

See Also:

String.split(String)

startsWith

public BooleanExpression startsWith(Expression<String> str)

Return true if this starts with str

Parameters:

str -

Returns:

this.startsWith(str)

See Also:

String.startsWith(String)

startsWithIgnoreCase

public BooleanExpression startsWithIgnoreCase(Expression<String> str)

Parameters:

str -

Returns:

startsWith

public BooleanExpression startsWith(String str)

Return true if this starts with str

Parameters:

str -

Returns:

this.startsWith(str)

See Also:

String.startsWith(String)

startsWithIgnoreCase

public BooleanExpression startsWithIgnoreCase(String str)

Parameters:

str -

Returns:

stringValue

public StringExpression stringValue()

Description copied from class: ComparableExpressionBase

Get a cast to String expression

Overrides:

stringValue in class ComparableExpressionBase<String>

Returns:

See Also:

Object.toString()

substring

public StringExpression substring(int beginIndex)

Get the given substring

Parameters:

beginIndex -

Returns:

this.substring(beginIndex)

See Also:

String.substring(int)

substring

public StringExpression substring(int beginIndex,
                                  int endIndex)

Get the given substring

Parameters:

beginIndex -

endIndex -

Returns:

this.substring(beginIndex, endIndex)

See Also:

String.substring(int, int)

toLowerCase

public StringExpression toLowerCase()

Get the lower case form

Returns:

this.toLowerCase()

See Also:

String.toLowerCase()

toUpperCase

public StringExpression toUpperCase()

Get the upper case form

Returns:

See Also:

String.toUpperCase()

trim

public StringExpression trim()

Get a copy of the string, with leading and trailing whitespace omitted.

Returns:

See Also:

String.trim()

upper

public StringExpression upper()

Get the upper case form

Returns:

See Also:

String.toUpperCase()