diff options
Diffstat (limited to 'bundle-plugin/src/main/scala/com/yahoo/container/plugin/osgi/ExportPackageParser.scala')
-rw-r--r-- | bundle-plugin/src/main/scala/com/yahoo/container/plugin/osgi/ExportPackageParser.scala | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/bundle-plugin/src/main/scala/com/yahoo/container/plugin/osgi/ExportPackageParser.scala b/bundle-plugin/src/main/scala/com/yahoo/container/plugin/osgi/ExportPackageParser.scala deleted file mode 100644 index 5cd93e84e87..00000000000 --- a/bundle-plugin/src/main/scala/com/yahoo/container/plugin/osgi/ExportPackageParser.scala +++ /dev/null @@ -1,89 +0,0 @@ -// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root. -package com.yahoo.container.plugin.osgi - -import scala.util.parsing.combinator.JavaTokenParsers -import ExportPackages.{Parameter, Export} -import com.yahoo.container.plugin.util.Extractors.ListOf -import scala.util.parsing.input.CharSequenceReader -import scala.annotation.tailrec - -/** - * @author tonytv - */ -object ExportPackageParser extends JavaTokenParsers { - val ListOfParameter = new ListOf(classOf[Parameter]) - - - def exportPackage = rep1sep(export, ",") - - //TODO: remove when fix is in current scala library - //Fix for https://github.com/scala/scala-parser-combinators/pull/4 - def stringLiteral_fixed: Parser[String] = ("\""+"""([^"\p{Cntrl}\\]|\\[\\'"bfnrt]|\\u[a-fA-F0-9]{4})*+"""+"\"").r - - @SuppressWarnings(Array("unchecked")) - def export : Parser[Export] = packageName ~ opt(";" ~> (parameters | export)) ^^ { - case (packageName : String) ~ optional => { - optional match { - case None => Export(List(packageName.asInstanceOf[String]), List()) - case Some(e: Export) => e.copy(packageNames = packageName +: e.packageNames) - case Some(ListOfParameter(parameters)) => Export(List(packageName), parameters) - } - } - } - - def parameters = rep1sep(parameter, ";") - - def parameter = (directive | attribute) ^^ { - case k ~ v => Parameter(k.toString, v.toString) - } - - def directive = (extended_ <~ ":=") ~ argument - def attribute = (extended_ <~ "=") ~ argument - - def packageName = rep1sep(ident_, ".") ^^ { - x => x.mkString(".") - } - - def extended = rep1("""\p{Alnum}""".r | "_" | "-" | ".") ^^ { - _.mkString - } - - def argument = (extended_ | stringLiteral_ | failure("argument expected")) ^^ { - val quote = '"'.toString - _.toString.stripPrefix(quote).stripSuffix(quote) - } - - def parseAll(in: CharSequence): ParseResult[List[Export]] = { - try { - parseAll(exportPackage, in) - } catch { - case e: StackOverflowError => - throw new RuntimeException("Failed parsing Export-Package: '''\n" + in + "\n'''", e) - } - } - - //*** For debugging StackOverflow error **/ - def ident_ = printStackOverflow(ident)("ident") - def stringLiteral_ = printStackOverflow(stringLiteral_fixed)("stringLiteral_fixed") - def extended_ = printStackOverflow(extended)("extended") - - def printStackOverflow[T](p: => Parser[T])(name: String): Parser[T] = Parser{ in => - try { - p(in) - } catch { - case e: StackOverflowError => - val input = in match { - case reader: CharSequenceReader => readerToString(reader) - case other => other.toString - } - println(s"***StackOverflow for $name with input '''$input'''") - throw e - } - } - - @tailrec - def readerToString(reader: CharSequenceReader, current: String = ""): String = { - if (reader.atEnd) current - else readerToString(reader.rest, current + reader.first) - } -} |