Produce Maven Bundle

Fixes #1841

native_client/java/Makefile

@@ -21,7 +21,10 @@ libdeepspeech/libs/%/libdeepspeech.so:
 
 apk: apk-clean bindings $(patsubst %,libdeepspeech/libs/%/libdeepspeech.so,$(ARCHS))
 	./gradlew build
-	./gradlew writeNewPom
+
+maven-bundle: apk
+	./gradlew uploadArchives
+	./gradlew zipMavenArtifacts
 
 bindings: clean
 	swig -c++ -java -package org.mozilla.deepspeech.libdeepspeech -outdir libdeepspeech/src/main/java/org/mozilla/deepspeech/libdeepspeech/ -o jni/deepspeech_wrap.cpp jni/deepspeech.i

native_client/java/libdeepspeech/build.gradle

@@ -59,11 +59,67 @@ task printABIs {
     print ABI_FILTERS.split(';').join(" ")
 }
 
-group   = 'org.mozilla.deepspeech'
-version = androidGitVersion.name()
-task writeNewPom << {
-    pom {
-        project {
+task sourcesJar(type: Jar) {
+    from android.sourceSets.main.java.srcDirs
+    classifier = 'sources'
+}
+
+artifacts {
+    archives sourcesJar
+}
+
+uploadArchives {
+    repositories {
+        mavenDeployer {
+            pom.packaging  = 'aar'
+            pom.name       = 'libdeepspeech'
+            pom.groupId    = 'org.mozilla.deepspeech'
+            pom.artifactId = 'libdeepspeech'
+            pom.version    = dsVersionString + (project.hasProperty('snapshot') ? '-SNAPSHOT' : '')
+
+            pom.project {
+                description 'Speech recognition library'
+                url 'https://github.com/mozilla/DeepSpeech'
+
+                licenses {
+                    license {
+                        name 'MPL-2.0'
+                        url 'https://www.mozilla.org/en-US/MPL/2.0/'
+                        distribution 'repo'
+                    }
+                }
+
+                developers {
+                    developer {
+                        id 'deepspeech'
+                        name 'Mozilla DeepSpeech Team'
+                        email 'deepspeechs@lists.mozilla.org'
+                    }
+                }
+
+                scm {
+                    connection 'https://github.com/mozilla/DeepSpeech.git'
+                    developerConnection 'https://github.com/mozilla/DeepSpeech.git'
+                    url 'https://github.com/mozilla/DeepSpeech'
+                }
+            }
+
+            repository(url: "file://${project.buildDir}/maven")
         }
-    }.writeTo("${buildDir}/pom-${dsVersionString}.xml")
+    }
+}
+
+task zipMavenArtifacts(type: Zip) {
+    from "${project.buildDir}/maven"
+
+    include '**/*.aar'
+    include '**/*.jar'
+    include '**/*.pom'
+    include '**/*.md5'
+    include '**/*.sha1'
+    include '**/*maven-metadata.xml*'
+
+    archiveName "${archivesBaseName}.maven.zip"
+    includeEmptyDirs = false
+    destinationDir(file("${project.buildDir}"))
 }

taskcluster/android-apk-package.sh

@@ -10,6 +10,6 @@ mkdir -p ${TASKCLUSTER_ARTIFACTS} || true
 
 cp ${DS_ROOT_TASK}/DeepSpeech/tf/bazel*.log ${TASKCLUSTER_ARTIFACTS}/
 
-cp ${DS_ROOT_TASK}/DeepSpeech/ds/native_client/java/libdeepspeech/build/pom*.xml ${TASKCLUSTER_ARTIFACTS}/
 cp ${DS_ROOT_TASK}/DeepSpeech/ds/native_client/java/app/build/outputs/apk/release/app*.apk ${TASKCLUSTER_ARTIFACTS}/
 cp ${DS_ROOT_TASK}/DeepSpeech/ds/native_client/java/libdeepspeech/build/outputs/aar/libdeepspeech*.aar ${TASKCLUSTER_ARTIFACTS}/
+cp ${DS_ROOT_TASK}/DeepSpeech/ds/native_client/java/libdeepspeech/build/libdeepspeech-*.maven.zip ${TASKCLUSTER_ARTIFACTS}/

taskcluster/scriptworker-task-github.yml

@@ -10,6 +10,7 @@ build:
     - "node-package"
     - "android-arm64-cpu-opt"
     - "android-armv7-cpu-opt"
+    - "android-java-opt"
   allowed:
     - "tag"
   ref_match: "refs/tags/"
@@ -38,6 +39,8 @@ build:
       - "linux-arm64-cpu-opt"
       - "android-arm64-cpu-opt"
       - "android-armv7-cpu-opt"
+    java_aar:
+      - "android-java-opt"
   metadata:
     name: "DeepSpeech GitHub Packages"
     description: "Trigger Uploading of DeepSpeech Packages to GitHub release page"

taskcluster/scriptworker-task-jcenter.yml

@@ -0,0 +1,22 @@
+build:
+  template_file: simple-task.tyml
+  dependencies:
+    # Make sure builds are ready
+    - "android-java-opt"
+  allowed:
+    - "tag"
+  ref_match: "refs/tags/"
+  routes:
+    - "notify.irc-channel.${notifications.irc}.on-exception"
+    - "notify.irc-channel.${notifications.irc}.on-failed"
+  upload_targets:
+    - "jcenter"
+  artifacts_deps:
+    python: []
+    cpp: []
+    javascript: []
+    java_aar:
+      - "android-java-opt"
+  metadata:
+    name: "DeepSpeech Android lib Packages"
+    description: "Trigger Uploading of DeepSpeech Android lib to JCenter registry"

taskcluster/scriptworker-task-npm.yml

@@ -15,6 +15,7 @@ build:
   artifacts_deps:
     python: []
     cpp: []
+    java_aar: []
     javascript:
       # GPU package
       - "linux-amd64-gpu-opt"

taskcluster/scriptworker-task-pypi.yml

@@ -18,6 +18,7 @@ build:
   artifacts_deps:
     javascript: []
     cpp: []
+    java_aar: []
     python:
       - "darwin-amd64-cpu-opt"
       - "linux-amd64-cpu-opt"

taskcluster/simple-task.tyml

@@ -36,6 +36,10 @@ then:
         $map: { $eval: build.artifacts_deps.javascript }
         each(b):
           $eval: as_slugid(b)
+      java_aar:
+        $map: { $eval: build.artifacts_deps.java_aar }
+        each(b):
+          $eval: as_slugid(b)
       cpp:
         $map: { $eval: build.artifacts_deps.cpp }
         each(b):

tc-tests-utils.sh

@@ -755,6 +755,8 @@ do_deepspeech_java_apk_build()
   done;
 
   make -C native_client/java/
+
+  make -C native_client/java/ maven-bundle
 }
 
 package_native_client()