build(java): generate docfx yml on release (#930)

* feat: generate docfx yml on release

* fix: updates name variable

* fix: remove non needed resource

* fix: update date

synthtool/gcp/templates/java_library/.kokoro/release/publish_javadoc.cfg

@@ -26,7 +26,4 @@ before_action {
       keyname: "docuploader_service_account"
     }
   }
-}
-
-# Downloads docfx doclet resource. This will be in ${KOKORO_GFILE_DIR}/<doclet name>
-gfile_resources: "/bigstore/cloud-devrel-kokoro-resources/docfx"
+}

synthtool/gcp/templates/java_library/.kokoro/release/publish_javadoc11.cfg

@@ -0,0 +1,30 @@
+# Format: //devtools/kokoro/config/proto/build.proto
+
+env_vars: {
+  key: "STAGING_BUCKET_V2"
+  value: "docs-staging-v2"
+  # Production will be at: docs-staging-v2
+}
+
+# Configure the docker image for kokoro-trampoline
+env_vars: {
+  key: "TRAMPOLINE_IMAGE"
+  value: "gcr.io/cloud-devrel-kokoro-resources/java11"
+}
+
+env_vars: {
+  key: "TRAMPOLINE_BUILD_FILE"
+  value: "github/java-memcache/.kokoro/release/publish_javadoc11.sh"
+}
+
+before_action {
+  fetch_keystore {
+    keystore_resource {
+      keystore_config_id: 73713
+      keyname: "docuploader_service_account"
+    }
+  }
+}
+
+# Downloads docfx doclet resource. This will be in ${KOKORO_GFILE_DIR}/<doclet name>
+gfile_resources: "/bigstore/cloud-devrel-kokoro-resources/docfx"

synthtool/gcp/templates/java_library/.kokoro/release/publish_javadoc11.sh

@@ -0,0 +1,55 @@
+#!/bin/bash
+# Copyright 2021 Google Inc.
+#
+# 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.
+
+set -eo pipefail
+
+if [[ -z "${CREDENTIALS}" ]]; then
+  CREDENTIALS=${KOKORO_KEYSTORE_DIR}/73713_docuploader_service_account
+fi
+
+if [[ -z "${STAGING_BUCKET_V2}" ]]; then
+  echo "Need to set STAGING_BUCKET_V2 environment variable"
+  exit 1
+fi
+
+# work from the git root directory
+pushd $(dirname "$0")/../../
+
+# install docuploader package
+python3 -m pip install gcp-docuploader
+
+# compile all packages
+mvn clean install -B -q -DskipTests=true
+
+export NAME={{ metadata['repo']['distribution_name'].split(':')|last }}
+export VERSION=$(grep ${NAME}: versions.txt | cut -d: -f3)
+
+# V3 generates docfx yml from javadoc
+# generate yml
+mvn clean site -B -q -P docFX
+
+pushd target/docfx-yml
+
+# create metadata
+python3 -m docuploader create-metadata \
+ --name ${NAME} \
+ --version ${VERSION} \
+ --language java
+
+# upload yml
+python3 -m docuploader upload . \
+ --credentials ${CREDENTIALS} \
+ --staging-bucket ${STAGING_BUCKET_V2} \
+ --destination-prefix docfx-