[MAINTENANCE MODE] Modular and customizable Material Design UI components for Android
This report summarizes scanner evidence for material-components/material-components-android, a Java project with 17,444 GitHub stars. SynthScan examined 361,589 lines of code across 3939 source files, recording 45 pattern matches distributed across 7 syntactic categories. The legacy adjusted pattern signal is 0.2 (Low pattern signal); it is not an authorship estimate.
Use the findings to ask whether maintainers can explain intent, verify dependencies, simplify unnecessary scaffolding, and focus review effort. Risk Payload v1 adds ownership, supply-chain, over-engineering, and review-effort vectors when available. These are prompts for human verification, not probabilities, security findings, or measured maintenance costs.
Use each vector to guide manual verification of the underlying findings.
Payload schema: 1.0.0 · Engine: 2.0.0 · Scoring: heuristic-density-v1 · Scan date: 2026-10-31.
Can maintainers explain intent, assumptions, and trade-offs? 17 finding(s).
Are imports declared and package/API names verified? 28 finding(s).
Are wrappers, guards, and repeated structures necessary? 0 finding(s).
Which changes need focused human review? 45 finding(s).
This chart tracks the legacy adjusted pattern score across scan runs. Changes can reflect source changes, scan coverage, or detector/scoring versions; they do not measure AI adoption or prove that a team refactored code. Compare runs only when their scoring versions are compatible. The dashed line tracks the raw pattern-hit count.
Groups findings by configured severity weight. Severity is not a confidence estimate, security rating, or proof that a package is missing. Verify imports against the project's manifests and inspect each finding in its local design context.
This horizontal bar chart shows where configured pattern scores accumulate across directories. Treat the bars as locations to inspect, not as evidence of authorship or code quality. Use the file-level findings to decide whether a directory needs a focused ownership, dependency, complexity, or review check.
The scanner identified 45 distinct pattern matches across 7 syntactic categories. Each entry below represents a discrete location in the source code where the engine recorded a detector match to inspect in context. Expand any category row to inspect the individual file paths, line numbers, code snippets, and the lexical context (CODE, COMMENT, or STRING) in which each match was detected.
Reading the findings table: The Severity column indicates the configured finding weight (CRITICAL / HIGH / MEDIUM / LOW). The Context column identifies whether the match occurred inside executable code, an inline comment, or a string literal — legacy comment-context matches receive a ×1.5 score weight. The ⚡ bolt icon marks clustered matches: three or more patterns within a 10-line window, each receiving an additional ×1.5 density multiplier under the legacy scoring model.
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| LOW | …/io/material/catalog/transition/res/values/strings.xml | 30 | <string name="cat_transition_lorem_ipsum" translatable="false">Lorem ipsum dolor sit amet, consectetur adipiscing elit | CODE |
| LOW | …/io/material/catalog/transition/res/values/strings.xml | 30 | <string name="cat_transition_lorem_ipsum" translatable="false">Lorem ipsum dolor sit amet, consectetur adipiscing elit | CODE |
| LOW | …g/java/io/material/catalog/card/res/values/strings.xml | 64 | Lorem ipsum dolor sit amet, nec no nominavi scaevola. Per et sint sapientem, nobis perpetua salutandi mei te. Quo ta | CODE |
| LOW | …g/java/io/material/catalog/card/res/values/strings.xml | 64 | Lorem ipsum dolor sit amet, nec no nominavi scaevola. Per et sint sapientem, nobis perpetua salutandi mei te. Quo ta | CODE |
| LOW | …g/java/io/material/catalog/card/res/values/strings.xml | 76 | <string name="cat_card_rich_media_view_secondary_line_text">Secondary line text Lorem ipsum dolor sit amet, nec no nom | CODE |
| LOW | …g/java/io/material/catalog/card/res/values/strings.xml | 76 | <string name="cat_card_rich_media_view_secondary_line_text">Secondary line text Lorem ipsum dolor sit amet, nec no nom | CODE |
| LOW | …/material/catalog/dockedtoolbar/res/values/strings.xml | 35 | \t\tLorem ipsum dolor sit amet, consectetur adipiscing elit. Nam in scelerisque sem. Mauris volutpat, dolor id inter | CODE |
| LOW | …/material/catalog/dockedtoolbar/res/values/strings.xml | 35 | \t\tLorem ipsum dolor sit amet, consectetur adipiscing elit. Nam in scelerisque sem. Mauris volutpat, dolor id inter | CODE |
| LOW | …o/material/catalog/bottomappbar/res/values/strings.xml | 26 | <string name="cat_bottomappbar_lorem_ipsum" translatable="false">Lorem ipsum dolor sit amet, consectetur adipiscing el | CODE |
| LOW | …o/material/catalog/bottomappbar/res/values/strings.xml | 26 | <string name="cat_bottomappbar_lorem_ipsum" translatable="false">Lorem ipsum dolor sit amet, consectetur adipiscing el | CODE |
| LOW | …og/java/io/material/catalog/fab/res/values/strings.xml | 30 | \t\tLorem ipsum dolor sit amet, consectetur adipiscing elit. Nam in scelerisque sem. Mauris volutpat, dolor id inter | CODE |
| LOW | …og/java/io/material/catalog/fab/res/values/strings.xml | 30 | \t\tLorem ipsum dolor sit amet, consectetur adipiscing elit. Nam in scelerisque sem. Mauris volutpat, dolor id inter | CODE |
| LOW | …aterial/catalog/floatingtoolbar/res/values/strings.xml | 79 | \t\tLorem ipsum dolor sit amet, consectetur adipiscing elit. Nam in scelerisque sem. Mauris volutpat, dolor id inter | CODE |
| LOW | …aterial/catalog/floatingtoolbar/res/values/strings.xml | 79 | \t\tLorem ipsum dolor sit amet, consectetur adipiscing elit. Nam in scelerisque sem. Mauris volutpat, dolor id inter | CODE |
| LOW⚡ | …java/io/material/catalog/search/res/values/strings.xml | 35 | \t\tLorem ipsum dolor sit amet, consectetur adipiscing elit. Nam in scelerisque sem. Mauris volutpat, dolor id inter | CODE |
| LOW⚡ | …java/io/material/catalog/search/res/values/strings.xml | 35 | \t\tLorem ipsum dolor sit amet, consectetur adipiscing elit. Nam in scelerisque sem. Mauris volutpat, dolor id inter | CODE |
| LOW⚡ | …java/io/material/catalog/search/res/values/strings.xml | 42 | \t\tLorem ipsum dolor sit amet, consectetur adipiscing elit. Nam in scelerisque sem. Mauris volutpat, dolor id inter | CODE |
| LOW⚡ | …java/io/material/catalog/search/res/values/strings.xml | 42 | \t\tLorem ipsum dolor sit amet, consectetur adipiscing elit. Nam in scelerisque sem. Mauris volutpat, dolor id inter | CODE |
| LOW | …java/io/material/catalog/dialog/res/values/strings.xml | 67 | <string name="long_message">Lorem ipsum dolor sit amet, consectetur adipiscing elit. In justo tortor, volutpat sit ame | CODE |
| LOW | …java/io/material/catalog/dialog/res/values/strings.xml | 67 | <string name="long_message">Lorem ipsum dolor sit amet, consectetur adipiscing elit. In justo tortor, volutpat sit ame | CODE |
| LOW | …ava/io/material/catalog/feature/res/values/strings.xml | 26 | \t\tLorem ipsum dolor sit amet, consectetur adipiscing elit. Nam in scelerisque sem. Mauris volutpat, dolor id inter | CODE |
| LOW | …ava/io/material/catalog/feature/res/values/strings.xml | 26 | \t\tLorem ipsum dolor sit amet, consectetur adipiscing elit. Nam in scelerisque sem. Mauris volutpat, dolor id inter | CODE |
| LOW | …va/io/material/catalog/adaptive/res/values/strings.xml | 71 | Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna | CODE |
| LOW | …va/io/material/catalog/adaptive/res/values/strings.xml | 71 | Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna | CODE |
| LOW | …droid/material/internal/StaticLayoutBuilderCompat.java | 47 | * StaticLayoutBuilderCompat.obtain("Lorem Ipsum", new TextPaint(), 100) | COMMENT |
| LOW | …d/material/internal/StaticLayoutBuilderCompatTest.java | 36 | "Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Aenean commodo ligula eget dolor. " | CODE |
| LOW | …d/material/internal/StaticLayoutBuilderCompatTest.java | 36 | "Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Aenean commodo ligula eget dolor. " | CODE |
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| MEDIUM⚡ | …ava/com/google/android/material/snackbar/Snackbar.java | 137 | // (and instead properly utilize BaseTransientBottomBar hierarchy). | COMMENT |
| MEDIUM⚡ | …ava/com/google/android/material/snackbar/Snackbar.java | 144 | // (and instead properly utilize BaseTransientBottomBar hierarchy). | COMMENT |
| MEDIUM⚡ | …ava/com/google/android/material/snackbar/Snackbar.java | 151 | // (and instead properly utilize BaseTransientBottomBar hierarchy). | COMMENT |
| MEDIUM | …android/material/search/SearchViewAnimationHelper.java | 1010 | // Copy the search bar background to dummy toolbar so to create a seamless transition. Needed | COMMENT |
| MEDIUM | …com/google/android/material/button/MaterialButton.java | 596 | // The width morph leverage the width of the layout params. However, it's not available if | COMMENT |
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| HIGH | …ial/floatingactionbutton/FloatingActionButtonImpl.java | 296 | // Then scale it as requested. | COMMENT |
| HIGH | …b/java/com/google/android/material/chip/ChipGroup.java | 223 | // checks the appropriate chip as requested in the XML file | COMMENT |
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| CRITICAL | …/transition/ContainerTransformConfigurationHelper.java | 121 | new com.google.android.material.transition.platform.MaterialArcMotion()); | CODE |
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| LOW | catalog/.google/packaging.yaml | 1 | # Copyright 2020 The Android Open Source Project | COMMENT |
| LOW | …le/android/material/navigation/NavigationViewTest.java | 701 | // There are four conditions to "find" the menu item with action layout (switch): | COMMENT |
| LOW | …aterial/bottomnavigation/BottomNavigationViewTest.java | 421 | // This is due to the translucent color being used in the icon tinting | COMMENT |
| LOW | docs/components/TextField.md | 561 | textField.setEndIconOnClickListener { | COMMENT |
| LOW | …b/java/com/google/android/material/tabs/TabLayout.java | 781 | if (updateIndicatorPosition) { | COMMENT |
| LOW | …/google/android/material/color/utilities/Contrast.java | 41 | // The maximum contrast ratio of two colors. | COMMENT |
| LOW | …/google/android/material/color/utilities/Contrast.java | 61 | // Color spaces that measure luminance, such as Y in XYZ, L* in L*a*b*, or T in HCT, are known as | COMMENT |
| LOW | …le/android/material/internal/CollapsingTextHelper.java | 1121 | // collapsed width might not be ready yet | COMMENT |
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| MEDIUM | catalog/.google/packaging.yaml | 15 | # This file is used by Google as part of our samples packaging process. | COMMENT |
| Severity | File | Line | Snippet | Context |
|---|---|---|---|---|
| MEDIUM | …b/java/com/google/android/material/tabs/TabLayout.java | 108 | * {@link #newTab()}. From there you can change the tab's label or icon via {@link Tab#setText(int)} | COMMENT |