[Rev 01] RFR: 6708: Add santiy check when allocating Object arrays in parser

[Henrik Dafgård]

> Checking the size of an array before allocating it is a decent sanity check so the parser doesn't end up reading massive arrays and causing OoMs due to incorrectly written recordings.

The pull request has been updated with 1 additional commit.

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Added commits:
 - 4f67f663: Fix formatting

Changes:
  - all: https://git.openjdk.java.net/jmc/pull/59/files
  - new: https://git.openjdk.java.net/jmc/pull/59/files/3e15030f..4f67f663

Webrevs:
 - full: https://webrevs.openjdk.java.net/jmc/59/webrev.01
 - incr: https://webrevs.openjdk.java.net/jmc/59/webrev.00-01

  Stats: 4 lines in 1 file changed: 2 ins; 0 del; 2 mod
  Patch: https://git.openjdk.java.net/jmc/pull/59.diff
  Fetch: git fetch https://git.openjdk.java.net/jmc pull/59/head:pull/59

PR: https://git.openjdk.java.net/jmc/pull/59