RFR: 6218162: DefaultTableColumnModel.getColumn() method should mention ArrayIndexOutOfBoundsException [v3]

[Prasanta Sadhukhan]

> If invalid ie 0 or > getColumnCount() index is passed to DefaultTableColumnModel.getColumn() then it returns AIOBE in current implementation which should be documented in the spec. Fixed the spec to mention the exception.

Prasanta Sadhukhan has updated the pull request incrementally with three additional commits since the last revision:

 - javadoc fix
 - javadoc fix
 - javadoc fix

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Changes:
  - all: https://git.openjdk.java.net/jdk/pull/7587/files
  - new: https://git.openjdk.java.net/jdk/pull/7587/files/0f7c0ab7..ab6dac52

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=7587&range=02
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=7587&range=01-02

  Stats: 2 lines in 1 file changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.java.net/jdk/pull/7587.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/7587/head:pull/7587

PR: https://git.openjdk.java.net/jdk/pull/7587