fixed deprecated number syntax

git-svn-id: http://lampsvn.epfl.ch/svn-repos/scala/scala/trunk@26061 5e8d7ff9-d8ef-0310-90f0-a4852d11357a

src/compiler/scala/tools/ant/sabbus/Compilers.scala

@@ -12,34 +12,35 @@ package scala.tools.ant.sabbus
 import java.net.URL
 
 object Compilers extends collection.DefaultMap[String, Compiler] {
-  
+
   val debug = false
-  
+
   private val container = new collection.mutable.HashMap[String, Compiler]
-  
+
   def iterator = container.iterator	
-  
+
   def get(id: String) = container.get(id)
-  
+
   override def size = container.size
-  
+
   def make(id: String, classpath: Array[URL], settings: Settings): Compiler = {
-    val runtime = Runtime.getRuntime
     if (debug) println("Making compiler " + id)
-    if (debug) println("  memory before: " + (runtime.freeMemory/1048576.).formatted("%10.2f") + " MB")
+    if (debug) println("  memory before: " + freeMemoryString)
     val comp = new Compiler(classpath, settings)
     container += Pair(id, comp)
-    if (debug) println("  memory after: " + (runtime.freeMemory/1048576.).formatted("%10.2f") + " MB")
+    if (debug) println("  memory after: " + freeMemoryString)
     comp
   }
-  
+
   def break(id: String): Null = {
-    val runtime = Runtime.getRuntime
     if (debug) println("Breaking compiler " + id)
-    if (debug) println("  memory before: " + (runtime.freeMemory/1048576.).formatted("%10.2f") + " MB")
+    if (debug) println("  memory before: " + freeMemoryString)
     container -= id
-    System.gc
-    if (debug) println("  memory after: " + (runtime.freeMemory/1048576.).formatted("%10.2f") + " MB")
+    System.gc()
+    if (debug) println("  memory after: " + freeMemoryString)
     null
   }
+
+  private def freeMemoryString: String =
+    (Runtime.getRuntime.freeMemory/1048576.0).formatted("%10.2f") + " MB"
 }