org.orbroker.CallStatement.scala Maven / Gradle / Ivy
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package org.orbroker
import JdbcCloser._
private[orbroker] trait CallStatement extends StaticStatement with ResultSetProducer with GenKeyProducer {
def call[OP, T](
token: Token[T],
session: Session,
parms: Map[String, _],
keyHandler: Option[(T) ⇒ Unit],
receivers: Seq[(T) ⇒ Boolean],
outParmHandler: Option[(OutParms) ⇒ OP]) = {
val parsed = statement(parms)
val started = System.nanoTime
callback.beforeExecute(token.id, parsed.sql)
val cs = parsed.prepareCall(session.connection, receivers.size > 0)
try {
setFeatures(cs, session)
val values = setParms(token, cs, parsed.parmDefs, parms)
val hasResultSet = cs.execute()
val rowsUpdated = cs.getUpdateCount
if (hasResultSet) {
val elements: Iterator[(T) ⇒ Boolean] = receivers.iterator
var rs = cs.getResultSet
while (rs != null && elements.hasNext) {
val next: (T) ⇒ Boolean = elements.next()
mapResult(token.extractor, rs, next)
rs = if (cs.getMoreResults) cs.getResultSet else null
}
}
if (rowsUpdated > 0) keyHandler.foreach {
handleGeneratedKeys(token, _, cs.getGeneratedKeys, rowsUpdated)
}
val outParm: OP = outParmHandler match {
case Some(handler) ⇒ {
val outParms = new OutParmsImpl(token.id, parsed.parmIdxMap, cs, callback, adapter)
handler(outParms)
}
case None ⇒ null.asInstanceOf[OP]
}
callback.afterExecute(token.id, parsed.sql, values, diffTimeInMicros(started))
(rowsUpdated, outParm)
} finally {
cs.checkAndClose(id)
}
}
}