RFR: 8286200: SequenceInputStream::read(b, off, 0) returns -1 at EOF [v2]

[Brian Burkhalter]

> Modify the specification of `SequenceInputStream.read(byte[],int,int)` to indicate that `-1` is returned at the EOF of the last stream even if `len` is zero.

Brian Burkhalter has updated the pull request incrementally with one additional commit since the last revision:

  8286200: Change @throws IOOBE clause of read(byte[],int,int) to better match specification verbiage

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Changes:
  - all: https://git.openjdk.java.net/jdk/pull/8664/files
  - new: https://git.openjdk.java.net/jdk/pull/8664/files/b5883b84..7582dbff

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=8664&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=8664&range=00-01

  Stats: 3 lines in 1 file changed: 1 ins; 0 del; 2 mod
  Patch: https://git.openjdk.java.net/jdk/pull/8664.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/8664/head:pull/8664

PR: https://git.openjdk.java.net/jdk/pull/8664