Adding Android support

README.md

@@ -99,9 +99,7 @@ Example projects (with intentional errors to see output):
 
 #### Compatibility
 
-**IMPORTANT**: Plugin only works when `java-base` plugin (activated by any java-related plugin like `java-library`, `groovy`, `scala`, `org.jetbrains.kotlin.jvm`, etc.) is enabled, 
-otherwise nothing will be registered.
-There is **no support for the Android plugin** (`java-base` plugin must be used to perform animalsniffer check).
+Support for the Android plugin requires Android plugin version `7.4.0` or greater.
 
 For *kotlin multiplatform* plugin enable java support:
 

examples/android-app/README.md

@@ -0,0 +1,21 @@
+# Android library project with animalsniffer check
+
+Output:
+
+```
+> Task :android-app:animalsnifferDebug
+
+4 AnimalSniffer violations were found in 2 files. See the report at: file:////{PATH_FROM_ROOT}/gradle-animalsniffer-plugin/examples/android-app/build/reports/animalsniffer/debug.text
+
+[Undefined reference | java18-1.0] invalid.(Sample.java:9)
+  >> String String.repeat(int)
+
+[Undefined reference | android-api-level-21-5.0.1_r2] invalid.(Sample.java:9)
+  >> String String.repeat(int)
+
+[Undefined reference | android-api-level-21-5.0.1_r2] invalid.(Sample.java:15)
+  >> java.nio.file.Path java.io.File.toPath()
+
+[Undefined reference | android-api-level-21-5.0.1_r2] invalid.(SampleKotlin.kt:9)
+  >> java.nio.file.Path java.io.File.toPath()
+```

examples/android-app/build.gradle

@@ -0,0 +1,34 @@
+plugins {
+    id 'com.android.application' version '7.4.0'
+    id 'org.jetbrains.kotlin.android' version '1.9.23'
+    id 'ru.vyarus.animalsniffer'
+}
+
+android {
+    compileSdk 33
+    namespace 'com.example.namespace'
+    def javaVersion = JavaVersion.VERSION_1_8
+
+    compileOptions {
+        sourceCompatibility(javaVersion)
+        targetCompatibility(javaVersion)
+    }
+
+    kotlinOptions {
+        jvmTarget = javaVersion.toString()
+    }
+}
+
+animalsniffer {
+//    debug = true
+    // only show errors
+    ignoreFailures = true
+}
+
+repositories { mavenCentral(); google() }
+dependencies {
+    signature 'org.codehaus.mojo.signature:java18:1.0@signature'
+    signature 'net.sf.androidscents.signature:android-api-level-21:5.0.1_r2@signature'
+
+    implementation 'org.slf4j:slf4j-api:1.7.25'
+}

examples/android-app/src/main/AndroidManifest.xml

@@ -0,0 +1,2 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest/>

examples/android-app/src/main/java/invalid/Sample.java

@@ -0,0 +1,17 @@
+package invalid;
+
+import java.io.File;
+
+public class Sample {
+
+    public static void main(String[] args) {
+        // method added in 11
+        "".repeat(5);
+    }
+
+    public void someth() {
+        // not available in android
+        File file = new File("");
+        file.toPath();
+    }
+}

examples/android-app/src/main/java/invalid/SampleKotlin.kt

@@ -0,0 +1,11 @@
+package invalid
+
+import java.io.File
+
+class SampleKotlin {
+    fun someth() {
+        // not available in android
+        val file = File("")
+        file.toPath()
+    }
+}

examples/android-lib/README.md

@@ -0,0 +1,21 @@
+# Android application project with animalsniffer check
+
+Output:
+
+```
+> Task :android-lib:animalsnifferDebug
+
+4 AnimalSniffer violations were found in 2 files. See the report at: file:////{PATH_FROM_ROOT}/gradle-animalsniffer-plugin/examples/android-lib/build/reports/animalsniffer/debug.text
+
+[Undefined reference | java18-1.0] invalid.(Sample.java:9)
+  >> String String.repeat(int)
+
+[Undefined reference | android-api-level-21-5.0.1_r2] invalid.(Sample.java:9)
+  >> String String.repeat(int)
+
+[Undefined reference | android-api-level-21-5.0.1_r2] invalid.(Sample.java:15)
+  >> java.nio.file.Path java.io.File.toPath()
+
+[Undefined reference | android-api-level-21-5.0.1_r2] invalid.(SampleKotlin.kt:9)
+  >> java.nio.file.Path java.io.File.toPath()
+```

examples/android-lib/build.gradle

@@ -0,0 +1,34 @@
+plugins {
+    id 'com.android.library' version '7.4.0'
+    id 'org.jetbrains.kotlin.android' version '1.9.23'
+    id 'ru.vyarus.animalsniffer'
+}
+
+android {
+    compileSdk 33
+    namespace 'com.example.namespace'
+    def javaVersion = JavaVersion.VERSION_1_8
+
+    compileOptions {
+        sourceCompatibility(javaVersion)
+        targetCompatibility(javaVersion)
+    }
+
+    kotlinOptions {
+        jvmTarget = javaVersion.toString()
+    }
+}
+
+animalsniffer {
+//    debug = true
+    // only show errors
+    ignoreFailures = true
+}
+
+repositories { mavenCentral() }
+dependencies {
+    signature 'org.codehaus.mojo.signature:java18:1.0@signature'
+    signature 'net.sf.androidscents.signature:android-api-level-21:5.0.1_r2@signature'
+
+    implementation 'org.slf4j:slf4j-api:1.7.25'
+}

examples/android-lib/src/main/AndroidManifest.xml

@@ -0,0 +1,2 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest/>

examples/android-lib/src/main/java/invalid/Sample.java

@@ -0,0 +1,17 @@
+package invalid;
+
+import java.io.File;
+
+public class Sample {
+
+    public static void main(String[] args) {
+        // method added in 11
+        "".repeat(5);
+    }
+
+    public void someth() {
+        // not available in android
+        File file = new File("");
+        file.toPath();
+    }
+}

examples/android-lib/src/main/java/invalid/SampleKotlin.kt

@@ -0,0 +1,11 @@
+package invalid
+
+import java.io.File
+
+class SampleKotlin {
+    fun someth() {
+        // not available in android
+        val file = File("")
+        file.toPath()
+    }
+}

examples/settings.gradle

@@ -9,13 +9,15 @@ pluginManagement {
     repositories {
         mavenLocal()
         gradlePluginPortal()
+        google()
         maven { url 'https://jitpack.io' }
     }
 }
 
 enableFeaturePreview "STABLE_CONFIGURATION_CACHE"
 
 include 'java', 'groovy', 'kotlin', 'scala',
+        'android-lib', 'android-app',
         'buildSignature:fromClasses',
         'buildSignature:fromJars',
         'buildSignature:fromSignatures',

src/main/groovy/ru/vyarus/gradle/plugin/animalsniffer/AnimalSniffer.groovy

@@ -66,7 +66,7 @@ class AnimalSniffer extends SourceTask implements VerificationTask, Reporting<An
      */
     @InputFiles
     @PathSensitive(PathSensitivity.RELATIVE)
-    Set<File> sourcesDirs
+    FileCollection sourcesDirs
 
     /**
      * Annotation class name to avoid check
@@ -298,7 +298,7 @@ class AnimalSniffer extends SourceTask implements VerificationTask, Reporting<An
     @CompileStatic(TypeCheckingMode.SKIP)
     private Set<File> collectSourceDirs() {
         Set<File> res = [] as Set
-        res.addAll(getSourcesDirs())
+        res.addAll(getSourcesDirs().getFiles())
         // HACK to support kotlin multiplatform source path for jvm case (when withJava() active)
         // this MUST BE rewritten into separate support for multiplatform
         if (project.plugins.findPlugin('org.jetbrains.kotlin.multiplatform')) {