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java.lang.Objectorg.objectweb.speedo.query.lib.QueryEvalContext
Represent a Medor query executed for a JDO query. It contains the query, the evaluator, a link to the SpeedoCompiledQuery and some information about the data prefetching. A JDO can correspond to several Medor query in case of inheritance for example.
Field Summary | |
QueryEvaluator |
evaluator
the evaluator of the query |
PClassMapping |
pcm
the PClassMapping of the prefetched class |
int |
pnIndex
is the index of the identifier (prefetch index too) |
QueryTree |
query
The medor querytree representing the query |
SpeedoCompiledQuery |
sqc
The original speedo compiled query |
Constructor Summary | |
QueryEvalContext(QueryTree qt,
SpeedoCompiledQuery sqc)
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Method Summary | |
TupleCollection |
eval(ProxyManager pm,
ParameterOperand[] pos,
java.lang.Object connection,
QueryDefinition userqd)
Executes the sub query |
protected java.lang.String |
posToString(ParameterOperand[] pos)
Produces a String representation of parameter for logging. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
public QueryTree query
public QueryEvaluator evaluator
public int pnIndex
public PClassMapping pcm
public SpeedoCompiledQuery sqc
Constructor Detail |
public QueryEvalContext(QueryTree qt, SpeedoCompiledQuery sqc)
qt
- is the medor querytree representing the querysqc
- is the original speedo compiled queryMethod Detail |
public TupleCollection eval(ProxyManager pm, ParameterOperand[] pos, java.lang.Object connection, QueryDefinition userqd) throws MedorException
pm
- is the current persistence managerpos
- is the parameter of the queryconnection
- is the way to reach the persistence support
MedorException
protected java.lang.String posToString(ParameterOperand[] pos)
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