> Please review this PR and [CSR](https://bugs.openjdk.org/browse/JDK-8314607) 
> which clarifies the behavior of patterns  in regards to the max integer 
> digits in j.text.DecimalFormat.
> 
> The current specification (of `applyPattern`) states that patterns do not set 
> the value of max integer digits. This is incorrect, these 
> methods/constructors do set a value for the max integer digits. If the 
> pattern is in scientific notation, the max integer digits value is derived 
> from the pattern. Otherwise, the pattern is ignored, and the limit is set to 
> `Integer.MAX_VALUE`.
> 
> See below,
> 
> DecimalFormat df = new DecimalFormat();
> df.applyPattern("000.000E0");
> df.getMaximumIntegerDigits(); //  ==> 3
> df.applyPattern("000.000");
> df.getMaximumIntegerDigits(); // ==> 2147483647
> 
> DecimalFormat df = new DecimalFormat("000.000");
> df.getMaximumIntegerDigits(); // ==> 2147483647
> DecimalFormat df = new DecimalFormat("000.000E0");
> df.getMaximumIntegerDigits(); // ==> 3
> 
> 
> Method descriptions should be fixed, and the relevant constructors need to 
> mention the behavior as well.

Justin Lu has updated the pull request with a new target base due to a merge or 
a rebase. The incremental webrev excludes the unrelated changes brought in by 
the merge/rebase. The pull request contains six additional commits since the 
last revision:

 - Reflect CSR comment, use anchor and reference
 - Merge branch 'master' into JDK-8314604
 - Reflect review comments: Non sci notation first. Link to Scientific Notation 
section
 - Include constructors
 - Re-clarify spec
 - Init

-------------

Changes:
  - all: https://git.openjdk.org/jdk/pull/15349/files
  - new: https://git.openjdk.org/jdk/pull/15349/files/93b0053e..258ce6d8

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=15349&range=02
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=15349&range=01-02

  Stats: 16482 lines in 501 files changed: 11217 ins; 2724 del; 2541 mod
  Patch: https://git.openjdk.org/jdk/pull/15349.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/15349/head:pull/15349

PR: https://git.openjdk.org/jdk/pull/15349

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