hg: jdk/jdk: 2 new changesets

[brian.burkhalter at oracle.com]

Changeset: 579c6487bbae
Author:    bpb
Date:      2020-04-13 10:16 -0700
URL:       https://hg.openjdk.java.net/jdk/jdk/rev/579c6487bbae

8242292: (fs) FileSystems.getFileSystem(URI) should throw IAE if the URI scheme is null
Reviewed-by: lancea, alanb

! src/java.base/share/classes/java/nio/file/FileSystems.java
! test/jdk/java/nio/file/FileSystem/Basic.java

Changeset: fcc2cfee79f6
Author:    bpb
Date:      2020-04-13 10:17 -0700
URL:       https://hg.openjdk.java.net/jdk/jdk/rev/fcc2cfee79f6

8241952: (fs) FileChannel.write(ByteBuffer src, long position) does not check for the FileChannel being closed first
Reviewed-by: lancea, alanb

! src/java.base/share/classes/sun/nio/ch/FileChannelImpl.java