[jdk17u-dev] RFR: 8302017: Allocate BadPaddingException only if it will be thrown

[Saint Wesonga]

Backport [334b977259930368160db705c1f2feda0b0e8707](https://github.com/openjdk/jdk17u-dev/commit/300ed9156581adb09e8258bc2da21f3bff4ecbde) from https://github.com/openjdk/jdk21u/pull/79

Passes tier1 tests - tested on Linux x64.

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Commit messages:
 - Backport 334b977259930368160db705c1f2feda0b0e8707

Changes: https://git.openjdk.org/jdk17u-dev/pull/1864/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=1864&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8302017
  Stats: 169 lines in 5 files changed: 96 ins; 25 del; 48 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/1864.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/1864/head:pull/1864

PR: https://git.openjdk.org/jdk17u-dev/pull/1864