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java.lang.Object org.apache.openjpa.kernel.exps.Val org.apache.openjpa.kernel.exps.Type
class Type
Returns the entity type.
Constructor Summary | |
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Type(Val val)
Constructor. |
Method Summary | |
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void |
acceptVisit(ExpressionVisitor visitor)
Accept a visit from a tree visitor. |
protected Object |
eval(Object candidate,
Object orig,
StoreContext ctx,
Object[] params)
Return this value for the given candidate. |
Class |
getType()
Return the expected type for this value, or Object if
the type is unknown. |
void |
setImplicitType(Class type)
Set the implicit type of the value, based on how it is used in the filter. |
Methods inherited from class org.apache.openjpa.kernel.exps.Val |
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eval, evaluate, evaluate, getAlias, getMetaData, getName, getPath, getSelectAs, isAggregate, isVariable, isXPath, setAlias, setMetaData |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public Type(Val val)
Method Detail |
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public Class getType()
Value
Object
if
the type is unknown.
public void setImplicitType(Class type)
Value
Object
from Value.getType()
.
protected Object eval(Object candidate, Object orig, StoreContext ctx, Object[] params)
Val
eval
in class Val
public void acceptVisit(ExpressionVisitor visitor)
Value
acceptVisit
in interface Value
acceptVisit
in class Val
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