Add an Android.mk for some slf4j build targets

Test: make slf4j-jdk14
Test: make slf4j-jdk14-hostdex

Bug: 19887195
Change-Id: Iee40e40f76f91f662f3a94759caa7086a8577c88
diff --git a/Android.mk b/Android.mk
new file mode 100644
index 0000000..577c91a
--- /dev/null
+++ b/Android.mk
@@ -0,0 +1,34 @@
+#
+# Copyright (C) 2017 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.
+#
+LOCAL_PATH := $(call my-dir)
+
+slf4j-common_src_files := $(call all-java-files-under,slf4j-api/src/main/java)
+slf4j-common_src_files := $(filter-out slf4j-api/src/main/java/org/slf4j/impl/%, $(slf4j-common_src_files))
+slf4j-jdk14_src_files := $(call all-java-files-under,slf4j-jdk14/src/main/java)
+
+include $(CLEAR_VARS)
+LOCAL_SRC_FILES := $(slf4j-common_src_files) $(slf4j-jdk14_src_files)
+LOCAL_MODULE_TAGS := optional
+LOCAL_MODULE := slf4j-jdk14
+LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/Android.mk
+include $(BUILD_STATIC_JAVA_LIBRARY)
+
+include $(CLEAR_VARS)
+LOCAL_SRC_FILES := $(slf4j-common_src_files) $(slf4j-jdk14_src_files)
+LOCAL_MODULE_TAGS := optional
+LOCAL_MODULE := slf4j-jdk14-hostdex
+LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/Android.mk
+include $(BUILD_HOST_DALVIK_JAVA_LIBRARY)