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java.lang.Object net.sf.basedb.core.ExtraValueExpression
public class ExtraValueExpression
Represents the value of an extra value in a dynamic query:
alias.value
.
Field Summary | |
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private VirtualColumn |
column
|
private ExtraValue |
extraValue
|
Constructor Summary | |
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ExtraValueExpression(ExtraValue extraValue)
Create a new expression for the specified extra value. |
Method Summary | |
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boolean |
equals(Object other)
This expression is equal to another ExtraValueExpression if they represents the same extra value. |
Collection<? extends QueryElement> |
getChildren()
Get the children of this query element or null if it has no children. |
ExtraValue |
getExtraValue()
|
int |
hashCode()
|
String |
toQl(Query query,
DbControl dc)
Create a query language string of the query element. |
String |
toString()
|
Methods inherited from class java.lang.Object |
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clone, finalize, getClass, notify, notifyAll, wait, wait, wait |
Field Detail |
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private final ExtraValue extraValue
private final VirtualColumn column
Constructor Detail |
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public ExtraValueExpression(ExtraValue extraValue)
extraValue
- The extra valueExtraValueJoin
,
Dynamic.extraValue(ExtraValue)
Method Detail |
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public String toQl(Query query, DbControl dc) throws BaseException
QueryElement
Query.getQueryType()
method to find out which query language is wanted
in case the element requires different syntax for different languages.
toQl
in interface QueryElement
query
- The query that is about to be executeddc
- The DbControl
object used to execute the query
BaseException
- If there is any other errorpublic Collection<? extends QueryElement> getChildren()
QueryElement
AddExpression
has two children, the expression
beeing added.
getChildren
in interface QueryElement
public String toString()
toString
in class Object
public boolean equals(Object other)
equals
in class Object
public int hashCode()
hashCode
in class Object
public ExtraValue getExtraValue()
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