> This is the continuation of JDK-8233884, JDK-8271456, and JDK-8272120. > > In many places standard charsets are looked up via their names, for example: > absolutePath.getBytes("UTF-8"); > > This could be done more efficiently(up to x20 time faster) with use of > java.nio.charset.StandardCharsets: > absolutePath.getBytes(StandardCharsets.UTF_8); > > The later variant also makes the code cleaner, as it is known not to throw > UnsupportedEncodingException in contrary to the former variant. > > This change includes: > * demo/utils > * jdk.xx packages > * Some places were missed in the previous changes. I have found it by > tracing the calls to the Charset.forName() by executing tier1,2,3 and desktop > tests. > > Some performance discussion: https://github.com/openjdk/jdk/pull/5063 > > Code excluded in this fix: the Xerces library(should be fixed upstream), > J2DBench(should be compatible to 1.4), some code in the network(the change > there are not straightforward, will do it later). > > Tested by the tier1/tier2/tier3 tests on Linux/Windows/macOS.
Sergey Bylokhov 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 16 additional commits since the last revision: - Merge branch 'master' into standard-encodings-in-non-public-modules - Merge branch 'master' into standard-encodings-in-non-public-modules - Update the usage of Files.readAllLines() - Update datatransfer - Merge branch 'master' into standard-encodings-in-non-public-modules - Merge branch 'master' into standard-encodings-in-non-public-modules - Fix related imports - Merge branch 'master' into standard-encodings-in-non-public-modules - Cleanup UnsupportedEncodingException - Update PacketStream.java - ... and 6 more: https://git.openjdk.java.net/jdk/compare/7289121a...7fe0327e ------------- Changes: - all: https://git.openjdk.java.net/jdk/pull/5210/files - new: https://git.openjdk.java.net/jdk/pull/5210/files/79829ec8..7fe0327e Webrevs: - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=5210&range=03 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=5210&range=02-03 Stats: 949 lines in 30 files changed: 678 ins; 166 del; 105 mod Patch: https://git.openjdk.java.net/jdk/pull/5210.diff Fetch: git fetch https://git.openjdk.java.net/jdk pull/5210/head:pull/5210 PR: https://git.openjdk.java.net/jdk/pull/5210