Function

java.lang.Object
- com.fr.general.jsqlparser.parser.ASTNodeAccessImpl
- - com.fr.general.jsqlparser.expression.Function

所有已实现的接口:

Expression, ASTNodeAccess
```
public class Function
extends ASTNodeAccessImpl
implements Expression
```
A function as MAX,COUNT...

构造器概要

构造器
构造器和说明

Function()

构造器
构造器和说明
`Function()`

方法概要

方法
限定符和类型	方法和说明
`void`	`accept(ExpressionVisitor expressionVisitor)`
`java.lang.String`	`getAttribute()`
`KeepExpression`	`getKeep()`
`java.lang.String`	`getName()` The name of he function, i.e.
`ExpressionList`	`getParameters()` The list of parameters of the function (if any, else null) If the parameter is "*", allColumns is set to true
`boolean`	`isAllColumns()` true if the parameter to the function is "*"
`boolean`	`isDistinct()` true if the function is "distinct"
`boolean`	`isEscaped()` Return true if it's in the form "{fn function_body() }"
`void`	`setAllColumns(boolean b)`
`void`	`setAttribute(java.lang.String attribute)`
`void`	`setDistinct(boolean b)`
`void`	`setEscaped(boolean isEscaped)`
`void`	`setKeep(KeepExpression keep)`
`void`	`setName(java.lang.String string)`
`void`	`setParameters(ExpressionList list)`
`java.lang.String`	`toString()`

从类继承的方法 com.fr.general.jsqlparser.parser.ASTNodeAccessImpl
getASTNode, setASTNode

从类继承的方法 java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- 构造器详细资料
  - Function
```
public Function()
```
- 方法详细资料
  - accept
```
public void accept(ExpressionVisitor expressionVisitor)
```
    指定者:
    
    accept 在接口中 Expression
  - getName
```
public java.lang.String getName()
```
    The name of he function, i.e. "MAX"
    
    返回:
    the name of he function
  - setName
```
public void setName(java.lang.String string)
```
  - isAllColumns
```
public boolean isAllColumns()
```
    true if the parameter to the function is "*"
    
    返回:
    true if the parameter to the function is "*"
  - setAllColumns
```
public void setAllColumns(boolean b)
```
  - isDistinct
```
public boolean isDistinct()
```
    true if the function is "distinct"
    
    返回:
    true if the function is "distinct"
  - setDistinct
```
public void setDistinct(boolean b)
```
  - getParameters
```
public ExpressionList getParameters()
```
    The list of parameters of the function (if any, else null) If the parameter is "*", allColumns is set to true
    
    返回:
    the list of parameters of the function (if any, else null)
  - setParameters
```
public void setParameters(ExpressionList list)
```
  - isEscaped
```
public boolean isEscaped()
```
    Return true if it's in the form "{fn function_body() }"
    
    返回:
    true if it's java-escaped
  - setEscaped
```
public void setEscaped(boolean isEscaped)
```
  - getAttribute
```
public java.lang.String getAttribute()
```
  - setAttribute
```
public void setAttribute(java.lang.String attribute)
```
  - getKeep
```
public KeepExpression getKeep()
```
  - setKeep
```
public void setKeep(KeepExpression keep)
```
  - toString
```
public java.lang.String toString()
```
    覆盖:
    
    toString 在类中 java.lang.Object

类 Function

构造器概要

方法概要

从类继承的方法 com.fr.general.jsqlparser.parser.ASTNodeAccessImpl

从类继承的方法 java.lang.Object

构造器详细资料

Function

方法详细资料

accept

getName

setName

isAllColumns

setAllColumns

isDistinct

setDistinct

getParameters

setParameters

isEscaped

setEscaped

getAttribute

setAttribute

getKeep

setKeep

toString