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support precompiled components

This commit is contained in:
Mark Harrah 2010-04-01 20:19:29 -04:00
parent b2d54b6771
commit 589904a6d0
1 changed files with 17 additions and 4 deletions
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21
compile/ComponentCompiler.scala
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@ -1,7 +1,7 @@
package xsbt
import java.io.File
import sbt.{ComponentManager, IfMissing}
import sbt.{ComponentManager, IfMissing, InvalidComponent}
object ComponentCompiler
{
@ -20,12 +20,25 @@ class ComponentCompiler(compiler: RawCompiler, manager: ComponentManager)
import ComponentCompiler._
import FileUtilities.{copy, createDirectory, zip, jars, unzip, withTemporaryDirectory}
def apply(id: String): File =
try { getPrecompiled(id) }
catch { case _: InvalidComponent => getLocallyCompiled(id) }
/** Gets the precompiled (distributed with sbt) component with the given 'id'
* If the component has not been precompiled, this throws InvalidComponent. */
def getPrecompiled(id: String): File = manager.file( binaryID(id, false) )(IfMissing.Fail)
/** Get the locally compiled component with the given 'id' or compiles it if it has not been compiled yet.
* If the component does not exist, this throws InvalidComponent. */
def getLocallyCompiled(id: String): File =
{
val binID = binaryID(id)
val binID = binaryID(id, true)
manager.file(binID)( new IfMissing.Define(true, compileAndInstall(id, binID)) )
}
def clearCache(id: String): Unit = manager.clearCache(binaryID(id))
protected def binaryID(id: String) = id + binSeparator + compiler.scalaInstance.actualVersion + "__" + javaVersion
def clearCache(id: String): Unit = manager.clearCache(binaryID(id, true))
protected def binaryID(id: String, withJavaVersion: Boolean) =
{
val base = id + binSeparator + compiler.scalaInstance.actualVersion
if(withJavaVersion) base + "__" + javaVersion else base
}
protected def compileAndInstall(id: String, binID: String)
{
val srcID = id + srcExtension