Implement Bazel build

Change-Id: I02b0bc98407f232265210dff01aeefa9331ed4b7

.gitignore

diff --git a/.gitignore b/.gitignore
index 79eee44..0966366 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,3 +6,8 @@
 /.classpath
 /.settings
 /.project
+/bazel-bin
+/bazel-genfiles
+/bazel-wip
+/bazel-out
+/bazel-testlogs

BUILD

diff --git a/BUILD b/BUILD
new file mode 100644
index 0000000..4223c00
--- /dev/null
+++ b/BUILD
@@ -0,0 +1,12 @@
+load("//:tools/bzl/plugin.bzl", "gerrit_plugin")
+
+gerrit_plugin(
+    name = "wip",
+    srcs = glob(["src/main/java/**/*.java"]),
+    resources = glob(["src/main/resources/**/*"]),
+    manifest_entries = [
+      "Gerrit-PluginName: wip",
+      "Gerrit-Module: com.googlesource.gerrit.plugins.wip.Module",
+      "Gerrit-HttpModule: com.googlesource.gerrit.plugins.wip.HttpModule",
+    ],
+)

WORKSPACE

diff --git a/WORKSPACE b/WORKSPACE
new file mode 100644
index 0000000..ec6b8fb
--- /dev/null
+++ b/WORKSPACE
@@ -0,0 +1,44 @@
+workspace(name = "wip")
+
+load("//:bazlets.bzl", "load_bazlets")
+
+load_bazlets(
+    commit = "8a4cbdc993f41fcfe7290e7d1007cfedf8d87c18",
+    # local_path = "/home/<user>/projects/bazlets",
+)
+
+# Snapshot Plugin API
+load(
+    "@com_googlesource_gerrit_bazlets//:gerrit_api_maven_local.bzl",
+    "gerrit_api_maven_local",
+)
+
+# Release Plugin API
+#load(
+#    "@com_googlesource_gerrit_bazlets//:gerrit_api.bzl",
+#    "gerrit_api",
+#)
+
+load(
+    "@com_googlesource_gerrit_bazlets//:gerrit_gwt.bzl",
+    "gerrit_gwt",
+)
+
+# Load release Plugin API
+#gerrit_api()
+
+# Load snapshot Plugin API
+gerrit_api_maven_local()
+
+gerrit_gwt()
+
+load(
+    "@com_googlesource_gerrit_bazlets//tools:maven_jar.bzl",
+    "maven_jar",
+)
+
+maven_jar(
+    name = "commons_dbcp",
+    artifact = "commons-dbcp:commons-dbcp:1.4",
+    sha1 = "30be73c965cc990b153a100aaaaafcf239f82d39",
+)

bazlets.bzl

diff --git a/bazlets.bzl b/bazlets.bzl
new file mode 100644
index 0000000..e14e488
--- /dev/null
+++ b/bazlets.bzl
@@ -0,0 +1,17 @@
+NAME = "com_googlesource_gerrit_bazlets"
+
+def load_bazlets(
+    commit,
+    local_path = None
+  ):
+  if not local_path:
+      native.git_repository(
+          name = NAME,
+          remote = "https://gerrit.googlesource.com/bazlets",
+          commit = commit,
+      )
+  else:
+      native.local_repository(
+          name = NAME,
+          path = local_path,
+      )

src/main/resources/Documentation/build.md

diff --git a/src/main/resources/Documentation/build.md b/src/main/resources/Documentation/build.md
index 979f2f8..0d77649 100644
--- a/src/main/resources/Documentation/build.md
+++ b/src/main/resources/Documentation/build.md
@@ -1,7 +1,47 @@
 Build
 =====
 
-This plugin can be built with Buck or Maven.
+This plugin can be built with Bazel, Buck or Maven.
+
+Bazel
+-----
+
+### Build standalone
+
+To build the plugin, issue the following command:
+
+```
+  bazel build @PLUGIN@
+```
+
+The output is created in
+
+```
+  bazel-genfiles/@PLUGIN@.jar
+```
+
+### Build in Gerrit tree
+
+Clone or link this plugin to the plugins directory of Gerrit's source
+tree, and issue the command:
+
+```
+  bazel build plugins/@PLUGIN@
+```
+
+The output is created in
+
+```
+  bazel-genfiles/plugins/@PLUGIN@/@PLUGIN@.jar0
+```
+
+This project can be imported into the Eclipse IDE.
+Add the plugin name to the `CUSTOM_PLUGINS` set in
+Gerrit core in `tools/bzl/plugins.bzl`, and execute:
+
+```
+  ./tools/eclipse/project.py
+```
 
 Buck
 ----

tools/bazel.rc

diff --git a/tools/bazel.rc b/tools/bazel.rc
new file mode 100644
index 0000000..4ed16cf
--- /dev/null
+++ b/tools/bazel.rc
@@ -0,0 +1,2 @@
+build --workspace_status_command=./tools/workspace-status.sh
+test --build_tests_only

tools/bzl/BUILD

diff --git a/tools/bzl/BUILD b/tools/bzl/BUILD
new file mode 100644
index 0000000..8b13789
--- /dev/null
+++ b/tools/bzl/BUILD
@@ -0,0 +1 @@
+

tools/bzl/plugin.bzl

diff --git a/tools/bzl/plugin.bzl b/tools/bzl/plugin.bzl
new file mode 100644
index 0000000..2b1df8c
--- /dev/null
+++ b/tools/bzl/plugin.bzl
@@ -0,0 +1,4 @@
+load(
+    "@com_googlesource_gerrit_bazlets//:gerrit_plugin.bzl",
+    "gerrit_plugin",
+)

tools/workspace-status.sh

diff --git a/tools/workspace-status.sh b/tools/workspace-status.sh
new file mode 100755
index 0000000..67b2fd1
--- /dev/null
+++ b/tools/workspace-status.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+
+# This script will be run by bazel when the build process starts to
+# generate key-value information that represents the status of the
+# workspace. The output should be like
+#
+# KEY1 VALUE1
+# KEY2 VALUE2
+#
+# If the script exits with non-zero code, it's considered as a failure
+# and the output will be discarded.
+
+function rev() {
+  cd $1; git describe --always --match "v[0-9].*" --dirty
+}
+
+echo "STABLE_BUILD_WIP_LABEL" $(rev .)