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perf: dde-dconfig-daemon: reuse the DBus object path regex - #168

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mhduiy merged 1 commit into
linuxdeepin:masterfrom
opsiff:pr1
Oct 21, 2026
Merged

mhduiy merged 1 commit into
linuxdeepin:masterfrom
opsiff:pr1

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@opsiff

@opsiff opsiff commented Oct 21, 2026 •

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formatDBusObjectPath() compiled a QRegularExpression for every call. Use a function-local static instead.

Summary by Sourcery

Enhancements:

  • Reuse the DBus object path validation regular expression to avoid recompiling it on every formatting call.

formatDBusObjectPath() compiled a QRegularExpression for every call.
Use a function-local static instead.

Signed-off-by: Wentao Guan <guanwentao@uniontech.com>
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sourcery-ai Bot commented Oct 21, 2026

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Reviewer's guide (collapsed on small PRs)

Reviewer's Guide

Improves formatDBusObjectPath() performance by replacing per-call QRegularExpression construction with a function-local static instance while preserving the existing replacement behavior.

File-Level Changes

Change Details Files
Cache the DBus object-path validation regex instead of recompiling it on every formatting call.
  • Create a function-local static QRegularExpression initialized once.
  • Reuse the cached regex when replacing invalid path characters with underscores.
dconfig-center/dde-dconfig-daemon/dconfig_global.h

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Hey - I've reviewed your changes and they look great!


Sourcery is free for open source - if you like our reviews please consider sharing them ✨

@deepin-ci-robot

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deepin pr auto review

🤖 AI 代码审查报告

总体评分: 100 分 (通过阈值: 70分)

Pass


📊 总体评价

项目 结果
审查结论 代码审查通过
评分详情 本次提交将 formatDBusObjectPath 函数中的 QRegularExpression 对象改为 static const, 避免每次调用时重复构造和编译正则表达式,是一次简洁高效的性能优化。四维度分析均未发现问题, 启发式扫描与 OCR 审查结果一致,均无安全漏洞或代码缺陷。

🔍 详细分析

1. 语法逻辑 ✅

评价: 语法正确,逻辑清晰 ✅ 通过

潜在问题:
✅ 未发现明显问题

建议: []


2. 代码质量 ✅

评价: 代码结构清晰,注释完整 ✅ 通过

潜在问题:
✅ 未发现明显问题

建议: []


3. 代码性能 ✅

评价: 性能良好,资源使用合理 ✅ 通过

潜在问题:
✅ 未发现明显问题

建议: []


4. 代码安全 🔒

评价: 存在0个安全漏洞 ✅ 通过

🔐 发现 0 个安全漏洞

安全漏洞详情:
✅ 未发现安全漏洞

建议: []


💡 改进建议代码示例

// 当前实现已是最佳实践,无需修改。 // static const 确保正则表达式仅编译一次,线程安全且高效: inline QString formatDBusObjectPath(QString path) {
    static const QRegularExpression invalidChars(QStringLiteral("[\\. -]"));
    return path.replace(invalidChars, QStringLiteral("_"));
}

本报告由 AI 代码审查工具自动生成

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[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: mhduiy, opsiff

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@mhduiy
mhduiy merged commit 99cdeba into linuxdeepin:master Oct 21, 2026
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3 participants