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/* NSC -- new Scala compiler
* Copyright 2005-2013 LAMP/EPFL
* @author Martin Odersky
*/
package scala.tools.nsc
package backend
package icode
import scala.collection._
/**
* @author Iulian Dragos
*/
trait Repository {
val global: Global
import global._
import icodes._
val loaded: mutable.Map[Symbol, IClass] = perRunCaches.newMap()
/** Is the given class available as icode? */
def available(sym: Symbol) = classes.contains(sym) || loaded.contains(sym)
/** The icode of the given class, if available */
def icode(sym: Symbol): Option[IClass] = (classes get sym) orElse (loaded get sym)
/** Load bytecode for given symbol. */
def load(sym: Symbol): Boolean = {
try {
val (c1, c2) = icodeReader.readClass(sym)
assert(c1.symbol == sym || c2.symbol == sym, "c1.symbol = %s, c2.symbol = %s, sym = %s".format(c1.symbol, c2.symbol, sym))
loaded += (c1.symbol -> c1)
loaded += (c2.symbol -> c2)
true
} catch {
case e: Throwable => // possible exceptions are MissingRequirementError, IOException and TypeError -> no better common supertype
log("Failed to load %s. [%s]".format(sym.fullName, e.getMessage))
if (settings.debug) { e.printStackTrace }
false
}
}
}
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