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-rw-r--r--stage2/Lib.scala4
1 files changed, 3 insertions, 1 deletions
diff --git a/stage2/Lib.scala b/stage2/Lib.scala
index 2e3c0e5..620c009 100644
--- a/stage2/Lib.scala
+++ b/stage2/Lib.scala
@@ -215,6 +215,7 @@ final class Lib(logger: Logger) extends Stage1Lib(logger) with Scaffold{
}
def jarFile( jarFile: File, files: Seq[File], mainClass: Option[String] = None ): Option[File] = {
+ Files.deleteIfExists(jarFile.toPath)
if( files.isEmpty ){
None
} else {
@@ -224,7 +225,8 @@ final class Lib(logger: Logger) extends Stage1Lib(logger) with Scaffold{
manifest.getMainAttributes.put(Attributes.Name.MANIFEST_VERSION, "1.0")
manifest.getMainAttributes.putValue("Created-By",
Option(System.getProperty("java.runtime.version")) getOrElse "1.7.0_06 (Oracle Corporation)")
- mainClass foreach { className => manifest.getMainAttributes.put(Attributes.Name.MAIN_CLASS, className)
+ mainClass foreach { className =>
+ manifest.getMainAttributes.put(Attributes.Name.MAIN_CLASS, className)
}
val jar = new JarOutputStream(new FileOutputStream(jarFile), manifest)
try{