RFR: 8080272 Refactor I/O stream copying to use java.io.InputStream.transferTo

[Andrey Turbanov]

On Sun, 20 Dec 2020 19:43:21 GMT, Alan Bateman <alanb at openjdk.org> wrote:

> One or two of the sources changes should probably uses Files.copy, e.g. ZipPath, sjavac/CopyFile.java.

Good idea! Replaced in few places. But not in ZipPath: it's actually implementation of underlying call from Files.copy: `jdk.nio.zipfs.ZipFileSystemProvider#copy`. So, `Files.copy` call will be recursive.

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PR: https://git.openjdk.java.net/jdk/pull/1853