|
||||||||||
| PREV CLASS NEXT CLASS | FRAMES NO FRAMES | |||||||||
| SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD | |||||||||
java.lang.Objectorg.apache.openjpa.persistence.query.AbstractVisitable
org.apache.openjpa.persistence.query.ExpressionImpl
abstract class ExpressionImpl
An abstract expression acts as a factory for concrete unary or binary expressions such as ABS() or PLUS().
| Field Summary |
|---|
| Fields inherited from class org.apache.openjpa.persistence.query.AbstractVisitable |
|---|
CLOSE_BRACE, COMMA, EMPTY, OPEN_BRACE, SPACE |
| Constructor Summary | |
|---|---|
ExpressionImpl()
|
|
| Method Summary | |
|---|---|
Expression |
abs()
Absolute value. |
OrderByItem |
asc()
Return an OrderByItem referencing the SelectItem and specifying ascending ordering. |
Predicate |
between(Calendar arg1,
Calendar arg2)
Create a predicate for testing whether the PredicateOperand lies between (inclusive) the two arguments. |
Predicate |
between(Calendar arg1,
PredicateOperand arg2)
Create a predicate for testing whether the PredicateOperand lies between (inclusive) the two arguments. |
Predicate |
between(Date arg1,
Date arg2)
Create a predicate for testing whether the PredicateOperand lies between (inclusive) the two arguments. |
Predicate |
between(Date arg1,
PredicateOperand arg2)
Create a predicate for testing whether the PredicateOperand lies between (inclusive) the two arguments. |
Predicate |
between(Number arg1,
Number arg2)
Create a predicate for testing whether the PredicateOperand lies between (inclusive) the two arguments. |
Predicate |
between(Number arg1,
PredicateOperand arg2)
Create a predicate for testing whether the PredicateOperand lies between (inclusive) the two arguments. |
Predicate |
between(PredicateOperand arg1,
Calendar arg2)
Create a predicate for testing whether the PredicateOperand lies between (inclusive) the two arguments. |
Predicate |
between(PredicateOperand arg1,
Date arg2)
Create a predicate for testing whether the PredicateOperand lies between (inclusive) the two arguments. |
Predicate |
between(PredicateOperand arg1,
Number arg2)
Create a predicate for testing whether the PredicateOperand lies between (inclusive) the two arguments. |
Predicate |
between(PredicateOperand arg1,
PredicateOperand arg2)
Create a predicate for testing whether the PredicateOperand lies between (inclusive) the two arguments. |
Predicate |
between(PredicateOperand arg1,
String arg2)
Create a predicate for testing whether the PredicateOperand lies between (inclusive) the two arguments. |
Predicate |
between(String arg1,
PredicateOperand arg2)
Create a predicate for testing whether the PredicateOperand lies between (inclusive) the two arguments. |
Predicate |
between(String arg1,
String arg2)
Create a predicate for testing whether the PredicateOperand lies between (inclusive) the two arguments. |
Expression |
concat(Expression... exprs)
Concatenate a string with other string(s). |
Expression |
concat(String... str)
Concatenate a string with other string(s). |
OrderByItem |
desc()
Return an OrderByItem referencing the SelectItem and specifying descending ordering. |
Expression |
dividedBy(Expression expr)
Division. |
Expression |
dividedBy(Number num)
Division. |
Predicate |
equal(boolean arg)
Create a predicate for testing equality with the specified argument. |
Predicate |
equal(Calendar arg)
Create a predicate for testing equality with the specified argument. |
Predicate |
equal(Class cls)
Create a predicate for testing equality with the specified argument. |
Predicate |
equal(Date arg)
Create a predicate for testing equality with the specified argument. |
Predicate |
equal(Enum<?> e)
Create a predicate for testing equality with the specified argument. |
Predicate |
equal(Number arg)
Create a predicate for testing equality with the specified argument. |
Predicate |
equal(PredicateOperand arg)
Create a predicate for testing equality with the specified argument. |
Predicate |
equal(String arg)
Create a predicate for testing equality with the specified argument. |
String |
getAliasHint(AliasContext ctx)
Gets the hint to be used while creating alias. |
Predicate |
greaterEqual(Calendar arg)
Create a predicate for testing whether the PredicateOperand is greater than or equal to the argument. |
Predicate |
greaterEqual(Date arg)
Create a predicate for testing whether the PredicateOperand is greater than or equal to the argument. |
Predicate |
greaterEqual(Number arg)
Create a predicate for testing whether the PredicateOperand is greater than or equal to the argument. |
Predicate |
greaterEqual(PredicateOperand arg)
Create a predicate for testing whether the PredicateOperand is greater than or equal to the argument. |
Predicate |
greaterEqual(String arg)
Create a predicate for testing whether the PredicateOperand is greater than or equal to the argument. |
Predicate |
greaterThan(Calendar arg)
Create a predicate for testing whether the PredicateOperand is greater than the argument. |
Predicate |
greaterThan(Date arg)
Create a predicate for testing whether the PredicateOperand is greater than the argument. |
Predicate |
greaterThan(Number arg)
Create a predicate for testing whether the PredicateOperand is greater than the argument. |
Predicate |
greaterThan(PredicateOperand arg)
Create a predicate for testing whether the PredicateOperand is greater than the argument. |
Predicate |
greaterThan(String arg)
Create a predicate for testing whether the PredicateOperand is greater than the argument. |
Predicate |
in(Class... classes)
Create a predicate for testing whether the expression value is a member of the argument list. |
Predicate |
in(Enum<?>... enums)
Create a predicate for testing whether the expression value is a member of the argument list. |
Predicate |
in(Expression... params)
Create a predicate for testing whether the expression value is a member of the argument list. |
Predicate |
in(Number... nums)
Create a predicate for testing whether the expression value is a member of the argument list. |
Predicate |
in(String... strings)
Create a predicate for testing whether the expression value is a member of the argument list. |
Predicate |
in(Subquery subquery)
Create a predicate for testing whether the expression value is a member of a subquery result. |
Predicate |
isNull()
Create a predicate for testing whether the value of the expression is null. |
Expression |
length()
String length This method must be invoked on an expression corresponding to a string. |
Predicate |
lessEqual(Calendar arg)
Create a predicate for testing whether the PredicateOperand is less than or equal to the argument. |
Predicate |
lessEqual(Date arg)
Create a predicate for testing whether the PredicateOperand is less than or equal to the argument. |
Predicate |
lessEqual(Number arg)
Create a predicate for testing whether the PredicateOperand is less than or equal to the argument. |
Predicate |
lessEqual(PredicateOperand arg)
Create a predicate for testing whether the PredicateOperand is less than or equal to the argument. |
Predicate |
lessEqual(String arg)
Create a predicate for testing whether the PredicateOperand is less than or equal to the argument. |
Predicate |
lessThan(Calendar arg)
Create a predicate for testing whether the PredicateOperand is less than the argument. |
Predicate |
lessThan(Date arg)
Create a predicate for testing whether the PredicateOperand is less than the argument. |
Predicate |
lessThan(Number arg)
Create a predicate for testing whether the PredicateOperand is less than the argument. |
Predicate |
lessThan(PredicateOperand arg)
Create a predicate for testing whether the PredicateOperand is less than the argument. |
Predicate |
lessThan(String arg)
Create a predicate for testing whether the PredicateOperand is less than the argument. |
Predicate |
like(PredicateOperand pattern)
Create a predicate for testing whether the PredicateOperand satisfies the given pattern. |
Predicate |
like(PredicateOperand pattern,
char escapeChar)
Create a predicate for testing whether the PredicateOperand satisfies the given pattern. |
Predicate |
like(PredicateOperand pattern,
PredicateOperand escChar)
Create a predicate for testing whether the PredicateOperand satisfies the given pattern. |
Predicate |
like(String pattern)
Create a predicate for testing whether the PredicateOperand satisfies the given pattern. |
Predicate |
like(String pattern,
char escChar)
Create a predicate for testing whether the PredicateOperand satisfies the given pattern. |
Predicate |
like(String pattern,
PredicateOperand escapeChar)
Create a predicate for testing whether the PredicateOperand satisfies the given pattern. |
Expression |
locate(Expression expr)
Locate a string contained within the string corresponding to the expression on which the method was invoked. |
Expression |
locate(Expression str,
Expression position)
Locate a string contained within the string corresponding to the expression on which the method was invoked, starting at a specified search position. |
Expression |
locate(Expression str,
int position)
Locate a string contained within the string corresponding to the expression on which the method was invoked, starting at a specified search position. |
Expression |
locate(String str)
Locate a string contained within the string corresponding to the expression on which the method was invoked. |
Expression |
locate(String str,
Expression position)
Locate a string contained within the string corresponding to the expression on which the method was invoked, starting at a specified search position. |
Expression |
locate(String str,
int position)
Locate a string contained within the string corresponding to the expression on which the method was invoked, starting at a specified search position. |
Expression |
lower()
Convert string to lowercase. |
Predicate |
member(PathExpression arg)
Create a predicate for testing whether the expression is a member of the association or element collection denoted by the path expression. |
Expression |
minus()
Unary minus. |
Expression |
minus(Expression expr)
Subtraction. |
Expression |
minus(Number num)
Subtraction. |
Expression |
mod(Expression expr)
Modulo operation. |
Expression |
mod(int num)
Modulo operation. |
Predicate |
notEqual(boolean arg)
Create a predicate for testing inequality with the specified argument. |
Predicate |
notEqual(Calendar arg)
Create a predicate for testing inequality with the specified argument. |
Predicate |
notEqual(Class cls)
Create a predicate for testing inequality with the specified argument. |
Predicate |
notEqual(Date arg)
Create a predicate for testing inequality with the specified argument. |
Predicate |
notEqual(Enum<?> e)
Create a predicate for testing inequality with the specified argument. |
Predicate |
notEqual(Number arg)
Create a predicate for testing inequality with the specified argument. |
Predicate |
notEqual(PredicateOperand arg)
Create a predicate for testing inequality with the specified argument. |
Predicate |
notEqual(String arg)
Create a predicate for testing inequality with the specified argument. |
Expression |
plus(Expression expr)
Addition. |
Expression |
plus(Number num)
Addition. |
Expression |
sqrt()
Square root. |
Expression |
substring(Expression start)
Extract a substring starting at specified position through to the end of the string. |
Expression |
substring(Expression start,
Expression len)
Extract a substring. |
Expression |
substring(Expression start,
int len)
Extract a substring. |
Expression |
substring(int start)
Extract a substring starting at specified position through to the end of the string. |
Expression |
substring(int start,
Expression len)
Extract a substring. |
Expression |
substring(int start,
int len)
Extract a substring. |
Expression |
times(Expression expr)
Multiplication. |
Expression |
times(Number num)
Multiplication. |
Expression |
trim()
Trim leading and trailing blanks. |
Expression |
trim(char c)
Trim leading and trailing occurrences of character from the string. |
Expression |
trim(char c,
TrimSpec spec)
Trim occurrences of the character from leading or trailing (or both) positions of the string, as specified by trim spec. |
Expression |
trim(Expression expr)
Trim leading and trailing occurrences of character specified by the expression argument from the string. |
Expression |
trim(Expression expr,
TrimSpec spec)
Trim occurrences of the character specified by the expression argument from leading or trailing (or both) positions of the string, as specified by trim spec. |
Expression |
trim(TrimSpec spec)
Trim leading, trailing blanks (or both) as specified by trim spec. |
Expression |
upper()
Convert string to uppercase. |
| Methods inherited from class org.apache.openjpa.persistence.query.AbstractVisitable |
|---|
asExpression, asJoinable, asProjection |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Methods inherited from interface org.apache.openjpa.persistence.query.Visitable |
|---|
asExpression, asJoinable, asProjection |
| Constructor Detail |
|---|
ExpressionImpl()
| Method Detail |
|---|
public Expression abs()
Expression
abs in interface Expressionpublic Expression concat(String... str)
Expression
concat in interface Expressionstr - -
string(s)
public Expression concat(Expression... exprs)
Expression
concat in interface Expressionexprs - -
expression(s) corresponding to string(s)
public Expression dividedBy(Number num)
Expression
dividedBy in interface Expressionnum - -
divisor
public Expression dividedBy(Expression expr)
Expression
dividedBy in interface Expressionexpr - -
expression corresponding to the divisor
public Predicate in(String... strings)
Expression
in in interface Expressionpublic Predicate in(Number... nums)
Expression
in in interface Expressionpublic Predicate in(Enum<?>... enums)
Expression
in in interface Expressionpublic Predicate in(Class... classes)
Expression
in in interface Expressionpublic Predicate in(Expression... params)
Expression
in in interface Expressionpublic Predicate in(Subquery subquery)
Expression
in in interface Expressionpublic Predicate isNull()
Expression
isNull in interface Expressionpublic Expression length()
Expression
length in interface Expressionpublic Expression locate(String str)
Expression
locate in interface Expressionstr - -
string to be located
public Expression locate(Expression expr)
Expression
locate in interface Expressionexpr - -
expression corresponding to the string to be located
public Expression locate(String str,
int position)
Expression
locate in interface Expressionstr - -
string to be locatedposition - -
position at which to start the search
public Expression locate(String str,
Expression position)
Expression
locate in interface Expressionstr - -
string to be locatedposition - -
expression corresponding to position at which to start
the search
public Expression locate(Expression str,
int position)
Expression
locate in interface Expressionstr - -
expression corresponding to the string to be locatedposition - -
position at which to start the search
public Expression locate(Expression str,
Expression position)
Expression
locate in interface Expressionstr - -
expression corresponding to the string to be locatedposition - -
expression corresponding to position at which to start
the search
public Expression lower()
Expression
lower in interface Expressionpublic Predicate member(PathExpression arg)
Expression
member in interface Expressionarg - -
a path expression that specifies a collection-valued
association or an element collection
public Expression minus()
Expression
minus in interface Expressionpublic Expression minus(Number num)
Expression
minus in interface Expressionnum - -
subtrahend
public Expression minus(Expression expr)
Expression
minus in interface Expressionexpr - -
expression corresponding to subtrahend
public Expression mod(int num)
Expression
mod in interface Expressionnum - -
integer divisor
public Expression mod(Expression expr)
Expression
mod in interface Expressionexpr - -
expression corresponding to integer divisor
public Expression plus(Number num)
Expression
plus in interface Expressionnum - -
number to be added
public Expression plus(Expression expr)
Expression
plus in interface Expressionexpr - -
expression corresponding to number to be added
public Expression sqrt()
Expression
sqrt in interface Expressionpublic Expression substring(int start)
Expression
substring in interface Expressionstart - -
start position (1 indicates first position)
public Expression substring(Expression start)
Expression
substring in interface Expressionstart - -
expression denoting start position (1 indicates first
position)
public Expression substring(int start,
int len)
Expression
substring in interface Expressionstart - -
start position (1 indicates first position)len - -
length of the substring to be returned
public Expression substring(int start,
Expression len)
Expression
substring in interface Expressionstart - -
start position (1 indicates first position)len - -
expression denoting length of the substring to return
public Expression substring(Expression start,
int len)
Expression
substring in interface Expressionstart - -
expression denoting start position (1 indicates first
position)len - -
length of the substring to return
public Expression substring(Expression start,
Expression len)
Expression
substring in interface Expressionstart - -
expression denoting start position (1 indicates first
position)len - -
expression denoting length of the substring to return
public Expression times(Number num)
Expression
times in interface Expressionnum - -
multiplier
public Expression times(Expression expr)
Expression
times in interface Expressionexpr - -
expression corresponding to the multiplier
public Expression trim()
Expression
trim in interface Expressionpublic Expression trim(TrimSpec spec)
Expression
trim in interface Expressionspec - -
trim specification
public Expression trim(char c)
Expression
trim in interface Expressionc - -
character to be trimmed
public Expression trim(char c,
TrimSpec spec)
Expression
trim in interface Expressionc - -
character to be trimmedspec - -
trim specification
public Expression trim(Expression expr)
Expression
trim in interface Expressionexpr - -
expression corresponding to the character to be trimmed
public Expression trim(Expression expr,
TrimSpec spec)
Expression
trim in interface Expressionexpr - -
expression corresponding to the character to be trimmedspec - -
trim specification
public Expression upper()
Expression
upper in interface Expressionpublic OrderByItem asc()
SelectItem
asc in interface SelectItempublic OrderByItem desc()
SelectItem
desc in interface SelectItem
public Predicate between(PredicateOperand arg1,
PredicateOperand arg2)
PredicateOperand
between in interface PredicateOperandarg1 - -
PredicateOperand instance or parameterarg2 - -
PredicateOperand instance or parameter
public Predicate between(PredicateOperand arg1,
Number arg2)
PredicateOperand
between in interface PredicateOperandarg1 - -
PredicateOperand instance or parameterarg2 - -
numeric
public Predicate between(Number arg1,
PredicateOperand arg2)
PredicateOperand
between in interface PredicateOperandarg1 - -
numericarg2 - -
PredicateOperand instance or parameter
public Predicate between(Number arg1,
Number arg2)
PredicateOperand
between in interface PredicateOperandarg1 - -
numericarg2 - -
numeric
public Predicate between(PredicateOperand arg1,
String arg2)
PredicateOperand
between in interface PredicateOperandarg1 - -
PredicateOperand instance or parameterarg2 - -
string
public Predicate between(String arg1,
PredicateOperand arg2)
PredicateOperand
between in interface PredicateOperandarg1 - -
stringarg2 - -
PredicateOperand instance or parameter
public Predicate between(String arg1,
String arg2)
PredicateOperand
between in interface PredicateOperandarg1 - -
stringarg2 - -
string
public Predicate between(PredicateOperand arg1,
Date arg2)
PredicateOperand
between in interface PredicateOperandarg1 - -
PredicateOperand instance or parameterarg2 - -
date
public Predicate between(Date arg1,
PredicateOperand arg2)
PredicateOperand
between in interface PredicateOperandarg1 - -
datearg2 - -
PredicateOperand instance or parameter
public Predicate between(Date arg1,
Date arg2)
PredicateOperand
between in interface PredicateOperandarg1 - -
datearg2 - -
date
public Predicate between(PredicateOperand arg1,
Calendar arg2)
PredicateOperand
between in interface PredicateOperandarg1 - -
PredicateOperand instance or parameterarg2 - -
calendar
public Predicate between(Calendar arg1,
PredicateOperand arg2)
PredicateOperand
between in interface PredicateOperandarg1 - -
calendararg2 - -
PredicateOperand instance or parameter
public Predicate between(Calendar arg1,
Calendar arg2)
PredicateOperand
between in interface PredicateOperandarg1 - -
calendararg2 - -
calendar
public Predicate equal(PredicateOperand arg)
PredicateOperand
equal in interface PredicateOperandarg - -
PredicateOperand instance or parameter
public Predicate equal(Class cls)
PredicateOperand
equal in interface PredicateOperandcls - -
entity class
public Predicate equal(Number arg)
PredicateOperand
equal in interface PredicateOperandarg - -
numeric
public Predicate equal(String arg)
PredicateOperand
equal in interface PredicateOperandarg - -
string value
public Predicate equal(boolean arg)
PredicateOperand
equal in interface PredicateOperandarg - -
boolean value
public Predicate equal(Date arg)
PredicateOperand
equal in interface PredicateOperandarg - -
date
public Predicate equal(Calendar arg)
PredicateOperand
equal in interface PredicateOperandarg - -
calendar
public Predicate equal(Enum<?> e)
PredicateOperand
equal in interface PredicateOperande - -
enum
public Predicate greaterEqual(PredicateOperand arg)
PredicateOperand
greaterEqual in interface PredicateOperandarg - -
PredicateOperand instance or parameter
public Predicate greaterEqual(Number arg)
PredicateOperand
greaterEqual in interface PredicateOperandarg - -
numeric
public Predicate greaterEqual(String arg)
PredicateOperand
greaterEqual in interface PredicateOperandarg - -
string
public Predicate greaterEqual(Date arg)
PredicateOperand
greaterEqual in interface PredicateOperandarg - -
date
public Predicate greaterEqual(Calendar arg)
PredicateOperand
greaterEqual in interface PredicateOperandarg - -
calendar
public Predicate greaterThan(PredicateOperand arg)
PredicateOperand
greaterThan in interface PredicateOperandarg - -
PredicateOperand instance or parameter
public Predicate greaterThan(Number arg)
PredicateOperand
greaterThan in interface PredicateOperandarg - -
numeric
public Predicate greaterThan(String arg)
PredicateOperand
greaterThan in interface PredicateOperandarg - -
string
public Predicate greaterThan(Date arg)
PredicateOperand
greaterThan in interface PredicateOperandarg - -
date
public Predicate greaterThan(Calendar arg)
PredicateOperand
greaterThan in interface PredicateOperandarg - -
calendar
public Predicate lessEqual(PredicateOperand arg)
PredicateOperand
lessEqual in interface PredicateOperandarg - -
PredicateOperand instance or parameter
public Predicate lessEqual(Number arg)
PredicateOperand
lessEqual in interface PredicateOperandarg - -
numeric
public Predicate lessEqual(String arg)
PredicateOperand
lessEqual in interface PredicateOperandarg - -
string
public Predicate lessEqual(Date arg)
PredicateOperand
lessEqual in interface PredicateOperandarg - -
date
public Predicate lessEqual(Calendar arg)
PredicateOperand
lessEqual in interface PredicateOperandarg - -
calendar
public Predicate lessThan(PredicateOperand arg)
PredicateOperand
lessThan in interface PredicateOperandarg - -
PredicateOperand instance or parameter
public Predicate lessThan(Number arg)
PredicateOperand
lessThan in interface PredicateOperandarg - -
numeric
public Predicate lessThan(String arg)
PredicateOperand
lessThan in interface PredicateOperandarg - -
string
public Predicate lessThan(Date arg)
PredicateOperand
lessThan in interface PredicateOperandarg - -
date
public Predicate lessThan(Calendar arg)
PredicateOperand
lessThan in interface PredicateOperandarg - -
calendar
public Predicate like(PredicateOperand pattern)
PredicateOperand
like in interface PredicateOperand
public Predicate like(PredicateOperand pattern,
PredicateOperand escChar)
PredicateOperand
like in interface PredicateOperand
public Predicate like(PredicateOperand pattern,
char escapeChar)
PredicateOperand
like in interface PredicateOperandpublic Predicate like(String pattern)
PredicateOperand
like in interface PredicateOperand
public Predicate like(String pattern,
PredicateOperand escapeChar)
PredicateOperand
like in interface PredicateOperand
public Predicate like(String pattern,
char escChar)
PredicateOperand
like in interface PredicateOperandpublic Predicate notEqual(PredicateOperand arg)
PredicateOperand
notEqual in interface PredicateOperandarg - -
PredicateOperand instance or parameter
public Predicate notEqual(Class cls)
PredicateOperand
notEqual in interface PredicateOperandcls - -
entity class
public Predicate notEqual(Number arg)
PredicateOperand
notEqual in interface PredicateOperandarg - -
numberic value
public Predicate notEqual(String arg)
PredicateOperand
notEqual in interface PredicateOperandarg - -
string value
public Predicate notEqual(boolean arg)
PredicateOperand
notEqual in interface PredicateOperandarg - -
boolean value
public Predicate notEqual(Date arg)
PredicateOperand
notEqual in interface PredicateOperandarg - -
date
public Predicate notEqual(Calendar arg)
PredicateOperand
notEqual in interface PredicateOperandarg - -
calendar
public Predicate notEqual(Enum<?> e)
PredicateOperand
notEqual in interface PredicateOperande - -
enum
public String getAliasHint(AliasContext ctx)
Visitable
getAliasHint in interface VisitablegetAliasHint in class AbstractVisitable
|
||||||||||
| PREV CLASS NEXT CLASS | FRAMES NO FRAMES | |||||||||
| SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD | |||||||||