extensions/library/build.gradle

/*
 * Copyright (C) 2014 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import com.android.build.api.transform.Format;
import com.android.build.api.transform.QualifiedContent;
import com.android.build.api.transform.QualifiedContent.ContentType;
import com.android.build.api.transform.QualifiedContent.Scope;
import com.android.build.api.transform.Transform;
import com.android.build.api.transform.Context;
import com.android.build.api.transform.TransformInput;
import com.android.build.api.transform.TransformOutputProvider;
import com.android.build.api.transform.TransformException;
import com.android.build.gradle.internal.pipeline.TransformManager;
// Top-level build file where you can add dataBindingConfiguration options common to all sub-projects/modules.

buildscript {
    dependencies {
        classpath "com.android.tools.build:gradle:${dataBindingConfig.androidPluginVersion}"
        // NOTE: Do not place your application dependencies here; they belong
        // in the individual module build.gradle files
    }
}

apply plugin: 'com.android.library'

android {
    compileSdkVersion dataBindingConfig.compileSdkVersion
    buildToolsVersion dataBindingConfig.buildToolsVersion

    defaultConfig {
        minSdkVersion 7
        targetSdkVersion 23
        versionCode 1
        versionName "1.0"
    }
    compileOptions {
        sourceCompatibility dataBindingConfig.javaTargetCompatibility
        targetCompatibility dataBindingConfig.javaSourceCompatibility
    }
    buildTypes {
        release {
            minifyEnabled false
        }
    }
    packagingOptions {
        exclude 'META-INF/services/javax.annotation.processing.Processor'
        exclude 'META-INF/LICENSE.txt'
        exclude 'META-INF/NOTICE.txt'
        exclude 'android/databinding/DataBinderMapper.class'
    }
}

configurations {
    jarArchives
}


dependencies {
    compile 'com.android.support:support-v4:21.0.3'
    compile "com.android.databinding:baseLibrary:${dataBindingConfig.version}"
}

//create jar tasks
android.libraryVariants.all { variant ->
    def name = variant.buildType.name

    if (name.equals(com.android.builder.core.BuilderConstants.DEBUG)) {
        return; // Skip debug builds.
    }
    def suffix = name.capitalize()

    def javadocTask = project.tasks.create(name: "javadoc${suffix}", type: Javadoc) {
        source variant.javaCompile.source
        options.showFromPublic()
        options.tags = ['hide']
        classpath = files(variant.javaCompile.classpath.files) + files(
                "${android.sdkDirectory}/platforms/${android.compileSdkVersion}/android.jar")
    }

    def javadocJarTask = project.tasks.create(name: "javadocJar${suffix}", type: Jar) {
        classifier = 'javadoc'
        from 'build/docs/javadoc'
    }
    javadocJarTask.dependsOn javadocTask

    def sourcesJarTask = project.tasks.create(name: "sourceJar${suffix}", type: Jar) {
        classifier = 'sources'
        from android.sourceSets.main.java.srcDirs
    }

    artifacts.add('archives', javadocJarTask);
    artifacts.add('archives', sourcesJarTask);
}
uploadArchives {
    repositories {
        mavenDeployer {
            pom.artifactId = 'library'
            pom.project {
                licenses {
                    license {
                        name dataBindingConfig.licenseName
                        url dataBindingConfig.licenseUrl
                        distribution dataBindingConfig.licenseDistribution
                    }
                }
            }
        }
    }
}

class ExcludeShimTransform extends Transform {
    Project project;
    public ExcludeShimTransform(Project project) {
        this.project = project;
    }
    public Set<ContentType> getInputTypes() {
        return TransformManager.CONTENT_CLASS;
    }

    public Set<Scope> getScopes() {
        def result = new HashSet<Scope>();
        result.add(Scope.PROJECT);
        return result;
    }

    public Set<Scope> getReferencedScopes() {
        return TransformManager.SCOPE_FULL_LIBRARY;
    }

    public boolean isIncremental() {
        return false;
    }

    public String getName() {
        return "DataBindingExcludeShimTransform";
    }

    public void transform(Context context, Collection<TransformInput> inputs,
            Collection<TransformInput> referencedInputs,
            TransformOutputProvider outputProvider,
            boolean isIncremental) throws IOException, TransformException, InterruptedException {
        inputs.each { transformInput ->
            transformInput.getDirectoryInputs().each {
                File outputDir = outputProvider.getContentLocation("data-binding-filtered",
                        it.getContentTypes(), it.getScopes(), Format.DIRECTORY);
                outputDir.delete();
                outputDir.mkdirs();
                FileTree tree = project.fileTree(dir: it.getFile())
                tree.include '**/*.class'
                tree.exclude 'android/databinding/DataBindingComponent.*'
                tree.exclude 'android/databinding/DataBinderMapper.*'
                tree.copy {
                    into outputDir
                }
            }
        }
    }
}

android.registerTransform(new ExcludeShimTransform(project))

task prebuildAar(type : Copy) {
    dependsOn uploadArchives
    from "$buildDir/outputs/aar/library-release.aar"
    into dataBindingConfig.prebuildFolder
    rename { String fileName ->
        "databinding-library.aar"
    }
}