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Core library to build Android Gradle plugin.
package com.android.build.gradle.internal;
import static com.android.SdkConstants.APPCOMPAT_LIB_ARTIFACT;
import static com.android.SdkConstants.SUPPORT_LIB_ARTIFACT;
import static java.io.File.separatorChar;
import com.android.annotations.NonNull;
import com.android.annotations.Nullable;
import com.android.builder.model.AndroidArtifact;
import com.android.builder.model.AndroidLibrary;
import com.android.builder.model.AndroidProject;
import com.android.builder.model.ApiVersion;
import com.android.builder.model.BuildTypeContainer;
import com.android.builder.model.Dependencies;
import com.android.builder.model.JavaLibrary;
import com.android.builder.model.ProductFlavor;
import com.android.builder.model.ProductFlavorContainer;
import com.android.builder.model.SourceProvider;
import com.android.builder.model.Variant;
import com.android.sdklib.AndroidTargetHash;
import com.android.sdklib.AndroidVersion;
import com.android.tools.lint.detector.api.LintUtils;
import com.android.tools.lint.detector.api.Project;
import com.android.utils.Pair;
import com.android.utils.XmlUtils;
import com.google.common.base.Charsets;
import com.google.common.collect.Lists;
import com.google.common.collect.Sets;
import com.google.common.io.Files;
import org.w3c.dom.Document;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.Set;
/**
* An implementation of Lint's {@link Project} class wrapping a Gradle model (project or
* library)
*/
public class LintGradleProject extends Project {
protected AndroidVersion mMinSdkVersion;
protected AndroidVersion mTargetSdkVersion;
private LintGradleProject(
@NonNull LintGradleClient client,
@NonNull File dir,
@NonNull File referenceDir,
@NonNull File manifest) {
super(client, dir, referenceDir);
mGradleProject = true;
mMergeManifests = true;
mDirectLibraries = Lists.newArrayList();
readManifest(manifest);
}
/**
* Creates a {@link com.android.build.gradle.internal.LintGradleProject} from
* the given {@link com.android.builder.model.AndroidProject} definition for
* a given {@link com.android.builder.model.Variant}, and returns it along with
* a set of lint custom rule jars applicable for the given model project.
*
* @param client the client
* @param project the model project
* @param variant the variant
* @param gradleProject the gradle project
* @return a pair of new project and list of custom rule jars
*/
@NonNull
public static Pair> create(
@NonNull LintGradleClient client,
@NonNull AndroidProject project,
@NonNull Variant variant,
@NonNull org.gradle.api.Project gradleProject) {
File dir = gradleProject.getProjectDir();
AppGradleProject lintProject = new AppGradleProject(client, dir,
dir, project, variant);
List customRules = Lists.newArrayList();
File appLintJar = new File(gradleProject.getBuildDir(),
"lint" + separatorChar + "lint.jar");
if (appLintJar.exists()) {
customRules.add(appLintJar);
}
Set libraries = Sets.newHashSet();
Dependencies dependencies = variant.getMainArtifact().getDependencies();
for (AndroidLibrary library : dependencies.getLibraries()) {
lintProject.addDirectLibrary(createLibrary(client, library, libraries, customRules));
}
return Pair.>of(lintProject, customRules);
}
@Override
protected void initialize() {
// Deliberately not calling super; that code is for ADT compatibility
}
protected void readManifest(File manifest) {
if (manifest.exists()) {
try {
String xml = Files.toString(manifest, Charsets.UTF_8);
Document document = XmlUtils.parseDocumentSilently(xml, true);
if (document != null) {
readManifest(document);
}
} catch (IOException e) {
mClient.log(e, "Could not read manifest %1$s", manifest);
}
}
}
@Override
public boolean isGradleProject() {
return true;
}
protected static boolean dependsOn(@NonNull Dependencies dependencies,
@NonNull String artifact) {
for (AndroidLibrary library : dependencies.getLibraries()) {
if (dependsOn(library, artifact)) {
return true;
}
}
return false;
}
protected static boolean dependsOn(@NonNull AndroidLibrary library, @NonNull String artifact) {
if (SUPPORT_LIB_ARTIFACT.equals(artifact)) {
if (library.getJarFile().getName().startsWith("support-v4-")) {
return true;
}
} else if (APPCOMPAT_LIB_ARTIFACT.equals(artifact)) {
File bundle = library.getBundle();
if (bundle.getName().startsWith("appcompat-v7-")) {
return true;
}
}
for (AndroidLibrary dependency : library.getLibraryDependencies()) {
if (dependsOn(dependency, artifact)) {
return true;
}
}
return false;
}
void addDirectLibrary(@NonNull Project project) {
mDirectLibraries.add(project);
}
@NonNull
private static LibraryProject createLibrary(@NonNull LintGradleClient client,
@NonNull AndroidLibrary library,
@NonNull Set seen, List customRules) {
seen.add(library);
File dir = library.getFolder();
LibraryProject project = new LibraryProject(client, dir, dir, library);
File ruleJar = library.getLintJar();
if (ruleJar.exists()) {
customRules.add(ruleJar);
}
for (AndroidLibrary dependent : library.getLibraryDependencies()) {
if (!seen.contains(dependent)) {
project.addDirectLibrary(createLibrary(client, dependent, seen, customRules));
}
}
return project;
}
private static class AppGradleProject extends LintGradleProject {
private AndroidProject mProject;
private Variant mVariant;
private List mProviders;
private AppGradleProject(
@NonNull LintGradleClient client,
@NonNull File dir,
@NonNull File referenceDir,
@NonNull AndroidProject project,
@NonNull Variant variant) {
//TODO FIXME: handle multi-apk
super(client, dir, referenceDir,
variant.getMainArtifact().getOutputs().iterator().next().getGeneratedManifest());
mProject = project;
mVariant = variant;
}
@Override
public boolean isLibrary() {
return mProject.isLibrary();
}
@Override
public AndroidProject getGradleProjectModel() {
return mProject;
}
@Override
public Variant getCurrentVariant() {
return mVariant;
}
private List getSourceProviders() {
if (mProviders == null) {
List providers = Lists.newArrayList();
AndroidArtifact mainArtifact = mVariant.getMainArtifact();
providers.add(mProject.getDefaultConfig().getSourceProvider());
for (String flavorName : mVariant.getProductFlavors()) {
for (ProductFlavorContainer flavor : mProject.getProductFlavors()) {
if (flavorName.equals(flavor.getProductFlavor().getName())) {
providers.add(flavor.getSourceProvider());
break;
}
}
}
SourceProvider multiProvider = mainArtifact.getMultiFlavorSourceProvider();
if (multiProvider != null) {
providers.add(multiProvider);
}
String buildTypeName = mVariant.getBuildType();
for (BuildTypeContainer buildType : mProject.getBuildTypes()) {
if (buildTypeName.equals(buildType.getBuildType().getName())) {
providers.add(buildType.getSourceProvider());
break;
}
}
SourceProvider variantProvider = mainArtifact.getVariantSourceProvider();
if (variantProvider != null) {
providers.add(variantProvider);
}
mProviders = providers;
}
return mProviders;
}
@NonNull
@Override
public List getManifestFiles() {
if (mManifestFiles == null) {
mManifestFiles = Lists.newArrayList();
for (SourceProvider provider : getSourceProviders()) {
File manifestFile = provider.getManifestFile();
if (manifestFile.exists()) { // model returns path whether or not it exists
mManifestFiles.add(manifestFile);
}
}
}
return mManifestFiles;
}
@NonNull
@Override
public List getProguardFiles() {
if (mProguardFiles == null) {
ProductFlavor flavor = mProject.getDefaultConfig().getProductFlavor();
mProguardFiles = Lists.newArrayList();
for (File file : flavor.getProguardFiles()) {
if (file.exists()) {
mProguardFiles.add(file);
}
}
try {
for (File file : flavor.getConsumerProguardFiles()) {
if (file.exists()) {
mProguardFiles.add(file);
}
}
} catch (Throwable t) {
// On some models, this threw
// org.gradle.tooling.model.UnsupportedMethodException:
// Unsupported method: BaseConfig.getConsumerProguardFiles().
// Playing it safe for a while.
}
}
return mProguardFiles;
}
@NonNull
@Override
public List getResourceFolders() {
if (mResourceFolders == null) {
mResourceFolders = Lists.newArrayList();
for (SourceProvider provider : getSourceProviders()) {
Collection resDirs = provider.getResDirectories();
for (File res : resDirs) {
if (res.exists()) { // model returns path whether or not it exists
mResourceFolders.add(res);
}
}
}
for (File file : mVariant.getMainArtifact().getGeneratedResourceFolders()) {
if (file.exists()) {
mResourceFolders.add(file);
}
}
}
return mResourceFolders;
}
@NonNull
@Override
public List getJavaSourceFolders() {
if (mJavaSourceFolders == null) {
mJavaSourceFolders = Lists.newArrayList();
for (SourceProvider provider : getSourceProviders()) {
Collection srcDirs = provider.getJavaDirectories();
for (File srcDir : srcDirs) {
if (srcDir.exists()) { // model returns path whether or not it exists
mJavaSourceFolders.add(srcDir);
}
}
}
for (File file : mVariant.getMainArtifact().getGeneratedSourceFolders()) {
if (file.exists()) {
mJavaSourceFolders.add(file);
}
}
}
return mJavaSourceFolders;
}
@NonNull
@Override
public List getJavaClassFolders() {
if (mJavaClassFolders == null) {
mJavaClassFolders = new ArrayList(1);
File outputClassFolder = mVariant.getMainArtifact().getClassesFolder();
if (outputClassFolder.exists()) {
mJavaClassFolders.add(outputClassFolder);
}
}
return mJavaClassFolders;
}
@NonNull
@Override
public List getJavaLibraries() {
if (mJavaLibraries == null) {
Collection libs = mVariant.getMainArtifact().getDependencies().getJavaLibraries();
mJavaLibraries = Lists.newArrayListWithExpectedSize(libs.size());
for (JavaLibrary lib : libs) {
File jar = lib.getJarFile();
if (jar.exists()) {
mJavaLibraries.add(jar);
}
}
}
return mJavaLibraries;
}
@Nullable
@Override
public String getPackage() {
// For now, lint only needs the manifest package; not the potentially variant specific
// package. As part of the Gradle work on the Lint API we should make two separate
// package lookup methods -- one for the manifest package, one for the build package
if (mPackage == null) { // only used as a fallback in case manifest somehow is null
String packageName = mProject.getDefaultConfig().getProductFlavor().getApplicationId();
if (packageName != null) {
return packageName;
}
}
return mPackage; // from manifest
}
@Override
@NonNull
public AndroidVersion getMinSdkVersion() {
if (mMinSdkVersion == null) {
ApiVersion minSdk = mVariant.getMergedFlavor().getMinSdkVersion();
if (minSdk == null) {
ProductFlavor flavor = mProject.getDefaultConfig().getProductFlavor();
minSdk = flavor.getMinSdkVersion();
}
if (minSdk != null) {
mMinSdkVersion = LintUtils.convertVersion(minSdk, mClient.getTargets());
} else {
mMinSdkVersion = super.getMinSdkVersion(); // from manifest
}
}
return mMinSdkVersion;
}
@Override
@NonNull
public AndroidVersion getTargetSdkVersion() {
if (mTargetSdkVersion == null) {
ApiVersion targetSdk = mVariant.getMergedFlavor().getTargetSdkVersion();
if (targetSdk == null) {
ProductFlavor flavor = mProject.getDefaultConfig().getProductFlavor();
targetSdk = flavor.getTargetSdkVersion();
}
if (targetSdk != null) {
mTargetSdkVersion = LintUtils.convertVersion(targetSdk, mClient.getTargets());
} else {
mTargetSdkVersion = super.getTargetSdkVersion(); // from manifest
}
}
return mTargetSdkVersion;
}
@Override
public int getBuildSdk() {
String compileTarget = mProject.getCompileTarget();
AndroidVersion version = AndroidTargetHash.getPlatformVersion(compileTarget);
if (version != null) {
return version.getApiLevel();
}
return super.getBuildSdk();
}
@Nullable
@Override
public Boolean dependsOn(@NonNull String artifact) {
if (SUPPORT_LIB_ARTIFACT.equals(artifact)) {
if (mSupportLib == null) {
Dependencies dependencies = mVariant.getMainArtifact().getDependencies();
mSupportLib = dependsOn(dependencies, artifact);
}
return mSupportLib;
} else if (APPCOMPAT_LIB_ARTIFACT.equals(artifact)) {
if (mAppCompat == null) {
Dependencies dependencies = mVariant.getMainArtifact().getDependencies();
mAppCompat = dependsOn(dependencies, artifact);
}
return mAppCompat;
} else {
return super.dependsOn(artifact);
}
}
}
private static class LibraryProject extends LintGradleProject {
private AndroidLibrary mLibrary;
private LibraryProject(
@NonNull LintGradleClient client,
@NonNull File dir,
@NonNull File referenceDir,
@NonNull AndroidLibrary library) {
super(client, dir, referenceDir, library.getManifest());
mLibrary = library;
// TODO: Make sure we don't use this project for any source library projects!
mReportIssues = false;
}
@Override
public boolean isLibrary() {
return true;
}
@Override
public AndroidLibrary getGradleLibraryModel() {
return mLibrary;
}
@Override
public Variant getCurrentVariant() {
return null;
}
@NonNull
@Override
public List getManifestFiles() {
if (mManifestFiles == null) {
File manifest = mLibrary.getManifest();
if (manifest.exists()) {
mManifestFiles = Collections.singletonList(manifest);
} else {
mManifestFiles = Collections.emptyList();
}
}
return mManifestFiles;
}
@NonNull
@Override
public List getProguardFiles() {
if (mProguardFiles == null) {
File proguardRules = mLibrary.getProguardRules();
if (proguardRules.exists()) {
mProguardFiles = Collections.singletonList(proguardRules);
} else {
mProguardFiles = Collections.emptyList();
}
}
return mProguardFiles;
}
@NonNull
@Override
public List getResourceFolders() {
if (mResourceFolders == null) {
File folder = mLibrary.getResFolder();
if (folder.exists()) {
mResourceFolders = Collections.singletonList(folder);
} else {
mResourceFolders = Collections.emptyList();
}
}
return mResourceFolders;
}
@NonNull
@Override
public List getJavaSourceFolders() {
return Collections.emptyList();
}
@NonNull
@Override
public List getJavaClassFolders() {
return Collections.emptyList();
}
@NonNull
@Override
public List getJavaLibraries() {
if (mJavaLibraries == null) {
mJavaLibraries = Lists.newArrayList();
File jarFile = mLibrary.getJarFile();
if (jarFile.exists()) {
mJavaLibraries.add(jarFile);
}
for (File local : mLibrary.getLocalJars()) {
if (local.exists()) {
mJavaLibraries.add(local);
}
}
}
return mJavaLibraries;
}
@Nullable
@Override
public Boolean dependsOn(@NonNull String artifact) {
if (SUPPORT_LIB_ARTIFACT.equals(artifact)) {
if (mSupportLib == null) {
mSupportLib = dependsOn(mLibrary, artifact);
}
return mSupportLib;
} else if (APPCOMPAT_LIB_ARTIFACT.equals(artifact)) {
if (mAppCompat == null) {
mAppCompat = dependsOn(mLibrary, artifact);
}
return mAppCompat;
} else {
return super.dependsOn(artifact);
}
}
}
}