🤖 I have created a release *beep* *boop*
---


### Updating meta-information for bleeding-edge SNAPSHOT release.

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Disable Connection URL properties that dynamically invoke code by
default. These properties can now only be used if the corresponding
System property has been enabled. This gives users control over whether
they want to enable these properties in their applications or not.

You should only enable the use of these properties as long as untrusted
end users cannot dynamically set these. That is; If your application is
a public service that allows end users to set a Connection URL, then you
should not enable the use of these properties, as it would allow a user
to try to specify a credentials or channel provider class that is not a
valid provider. The constructor of the selected class would in that case
still be invoked.

* fix: avoid unbalanced session pool creation

A query storm at the startup of the client library before the session
pool had initialized could cause the creation of an unbalanced session
pool. This again would put a large batch of sessions using the same gRPC
channel at the head of the pool, which could then continously be used by
the application.

* fix: automatically balance pool

* fix: skip empty pool

* fix: shuffle if unbalanced

* fix: only reset randomness if actually randomized

* test: randomize if many sessions are checked out

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

* test: try with more channels

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

* fix: also consider checked out sessions for unbalanced pool

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

* docs: add javadoc for property

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

* perf: optimize low-QPS workloads

* test: only randomize if more than 2 sessions are checked out

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

* test: only skip randomization for existing sessions

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

* chore: run formatter

* chore: address review comments

* docs: update comment on how session is added to the pool

---------

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

* fix: add native image configurations for com.google.rpc classes

* relocate config to separate reflect-config.json files

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

---------

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

…cies to v3.15.0 (#2615)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.cloud:google-cloud-shared-dependencies](https://togithub.com/googleapis/sdk-platform-java) | `3.14.0` -> `3.15.0` | [![age](https://developer.mend.io/api/mc/badges/age/maven/com.google.cloud:google-cloud-shared-dependencies/3.15.0?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://developer.mend.io/api/mc/badges/adoption/maven/com.google.cloud:google-cloud-shared-dependencies/3.15.0?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://developer.mend.io/api/mc/badges/compatibility/maven/com.google.cloud:google-cloud-shared-dependencies/3.14.0/3.15.0?slim=true)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://developer.mend.io/api/mc/badges/confidence/maven/com.google.cloud:google-cloud-shared-dependencies/3.14.0/3.15.0?slim=true)](https://docs.renovatebot.com/merge-confidence/) |

---

### Configuration

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♻ **Rebasing**: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 **Ignore**: Close this PR and you won't be reminded about this update again.

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* feat: add devcontainers for enabling github codespaces usage.

* fix: enable intallation of maven.

* fix: add postCreateCommand script.

* fix:upgrade to Java 11 to fix build errors in container builds.

* chore: add 'clean' in the postCreate script.

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

* fix: review comments.

---------

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

🤖 I have created a release *beep* *boop*
---


## [6.47.0](https://togithub.com/googleapis/java-spanner/compare/v6.46.0...v6.47.0) (2023-09-12)


### Features

* Add devcontainers for enabling github codespaces usage. ([#2605](https://togithub.com/googleapis/java-spanner/issues/2605)) ([a7d60f1](https://togithub.com/googleapis/java-spanner/commit/a7d60f13781f87054a1631ca511492c5c8334751))
* Disable dynamic code loading properties by default ([#2606](https://togithub.com/googleapis/java-spanner/issues/2606)) ([d855ebb](https://togithub.com/googleapis/java-spanner/commit/d855ebbd2dec11cdd6cdbe326de81115632598cd))


### Bug Fixes

* Add reflection configurations for com.google.rpc classes ([#2617](https://togithub.com/googleapis/java-spanner/issues/2617)) ([c42460a](https://togithub.com/googleapis/java-spanner/commit/c42460ae7b6bb5874cc18c7aecff34186dcbff2a))
* Avoid unbalanced session pool creation ([#2442](https://togithub.com/googleapis/java-spanner/issues/2442)) ([db751ce](https://togithub.com/googleapis/java-spanner/commit/db751ceebc8b6981d00cd07ce4742196cc1dd50d))


### Dependencies

* Update dependency com.google.cloud:google-cloud-shared-dependencies to v3.15.0 ([#2615](https://togithub.com/googleapis/java-spanner/issues/2615)) ([ac762fb](https://togithub.com/googleapis/java-spanner/commit/ac762fbf079db79eab5f2ebee971b850ac89eb11))

---
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