Clean-up helper method to fully read InputStream

cli/src/main/scala-2.12/coursier/cli/Bootstrap.scala

@@ -82,7 +82,7 @@ object Bootstrap extends CaseApp[BootstrapOptions] {
 
       val bootstrapJar =
         Option(Thread.currentThread().getContextClassLoader.getResourceAsStream("bootstrap.jar")) match {
-          case Some(is) => Cache.readFullySync(is)
+          case Some(is) => FileUtil.readFully(is)
           case None =>
             Console.err.println(s"Error: bootstrap JAR not found")
             sys.exit(1)
@@ -165,7 +165,7 @@ object Bootstrap extends CaseApp[BootstrapOptions] {
         entry.setTime(f.lastModified())
 
         outputZip.putNextEntry(entry)
-        outputZip.write(Cache.readFullySync(new FileInputStream(f)))
+        outputZip.write(FileUtil.readFully(new FileInputStream(f)))
         outputZip.closeEntry()
       }
 

cli/src/main/scala-2.12/coursier/cli/scaladex/Scaladex.scala

@@ -40,7 +40,7 @@ object Scaladex {
 
         val b = try {
           conn = new java.net.URL(url).openConnection().asInstanceOf[HttpURLConnection]
-          coursier.Platform.readFullySync(conn.getInputStream)
+          coursier.internal.FileUtil.readFully(conn.getInputStream)
         } finally {
           if (conn != null)
             coursier.Cache.closeConn(conn)

cli/src/main/scala-2.12/coursier/cli/util/Zip.scala

@@ -2,8 +2,6 @@ package coursier.cli.util
 
 import java.util.zip.{ZipEntry, ZipInputStream}
 
-import coursier.Platform
-
 object Zip {
 
   def zipEntries(zipStream: ZipInputStream): Iterator[(ZipEntry, Array[Byte])] =
@@ -17,7 +15,7 @@ object Zip {
       def hasNext = nextEntry.nonEmpty
       def next() = {
         val ent = nextEntry.get
-        val data = Platform.readFullySync(zipStream)
+        val data = coursier.internal.FileUtil.readFully(zipStream)
 
         update()
 

cli/src/test/scala-2.12/coursier/cli/CliBootstrapIntegrationTest.scala

@@ -22,7 +22,7 @@ class CliBootstrapIntegrationTest extends FlatSpec with CliTestLib {
       if (e == null)
         throw new NoSuchElementException(s"Entry $path in zip file")
       else if (e.getName == path)
-        coursier.Platform.readFullySync(zis)
+        coursier.internal.FileUtil.readFully(zis)
       else
         zipEntryContent(zis, path)
     }
@@ -53,7 +53,7 @@ class CliBootstrapIntegrationTest extends FlatSpec with CliTestLib {
 
       val content = try {
         fis = new FileInputStream(bootstrapFile)
-        coursier.Platform.readFullySync(fis)
+        coursier.internal.FileUtil.readFully(fis)
       } finally {
         if (fis != null) fis.close()
       }