ARROW-1163: [Java] Java client support for plasma

.travis.yml

@@ -130,6 +130,8 @@ matrix:
     env: ARROW_TEST_GROUP=integration
     jdk: openjdk8
     env:
+    - ARROW_TRAVIS_PLASMA=1
+    - ARROW_TRAVIS_PLASMA_JAVA_CLIENT=1
     - CC="clang-6.0"
     - CXX="clang++-6.0"
     before_script:
@@ -141,6 +143,7 @@ matrix:
     - $TRAVIS_BUILD_DIR/ci/travis_before_script_cpp.sh
     script:
     - $TRAVIS_BUILD_DIR/ci/travis_script_integration.sh
+    - $TRAVIS_BUILD_DIR/ci/travis_script_plasma_java_client.sh
   # NodeJS
   - language: node_js
     os: linux

ci/travis_before_script_cpp.sh

@@ -74,6 +74,10 @@ if [ $ARROW_TRAVIS_PLASMA == "1" ]; then
   CMAKE_COMMON_FLAGS="$CMAKE_COMMON_FLAGS -DARROW_PLASMA=ON"
 fi
 
+if [ $ARROW_TRAVIS_PLASMA_JAVA_CLIENT == "1" ]; then
+  CMAKE_COMMON_FLAGS="$CMAKE_COMMON_FLAGS -DARROW_PLASMA_JAVA_CLIENT=ON"
+fi
+
 if [ $ARROW_TRAVIS_ORC == "1" ]; then
   CMAKE_COMMON_FLAGS="$CMAKE_COMMON_FLAGS -DARROW_ORC=ON"
 fi

ci/travis_script_plasma_java_client.sh

@@ -0,0 +1,30 @@
+#!/usr/bin/env bash
+
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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 -e
+
+PLASMA_JAVA_DIR=${TRAVIS_BUILD_DIR}/java/plasma
+
+pushd $PLASMA_JAVA_DIR
+
+mvn clean install
+export PLASMA_STORE=${TRAVIS_BUILD_DIR}/cpp-install/bin/plasma_store
+java -cp target/test-classes:target/classes -Djava.library.path=${TRAVIS_BUILD_DIR}/cpp-build/debug/ org.apache.arrow.plasma.PlasmaClientTest
+
+popd

cpp/CMakeLists.txt

@@ -199,6 +199,10 @@ if("${CMAKE_SOURCE_DIR}" STREQUAL "${CMAKE_CURRENT_SOURCE_DIR}")
     "Build the plasma object store along with Arrow"
     OFF)
 
+  option(ARROW_PLASMA_JAVA_CLIENT
+    "Build the plasma object store java client"
+    OFF)
+
   option(ARROW_USE_SSE
     "Build with SSE4 optimizations"
     OFF)

cpp/src/plasma/CMakeLists.txt

@@ -160,6 +160,41 @@ install(
   FILES "${CMAKE_CURRENT_BINARY_DIR}/plasma.pc"
   DESTINATION "${CMAKE_INSTALL_LIBDIR}/pkgconfig/")
 
+if(ARROW_PLASMA_JAVA_CLIENT)
+  # Plasma java client support
+  find_package(JNI REQUIRED)
+  # add jni support
+  include_directories(${JAVA_INCLUDE_PATH})
+  include_directories(${JAVA_INCLUDE_PATH2})
+  if (JNI_FOUND)
+    message (STATUS "JNI_INCLUDE_DIRS = ${JNI_INCLUDE_DIRS}")
+    message (STATUS "JNI_LIBRARIES = ${JNI_LIBRARIES}")
+  else()
+    message (WARNING "Could not find JNI")
+  endif()
+
+  add_compile_options("-I$ENV{JAVA_HOME}/include/")
+  if(WIN32)
+    add_compile_options("-I$ENV{JAVA_HOME}/include/win32")
+  elseif(APPLE)
+    add_compile_options("-I$ENV{JAVA_HOME}/include/darwin")
+  else() # linux
+    add_compile_options("-I$ENV{JAVA_HOME}/include/linux")
+  endif()
+
+  include_directories("${CMAKE_CURRENT_LIST_DIR}/lib/java")
+
+  file(GLOB PLASMA_LIBRARY_EXT_java_SRC
+    lib/java/*.cc lib/*.cc)
+  add_library(plasma_java SHARED
+    ${PLASMA_LIBRARY_EXT_java_SRC})
+
+  if(APPLE)
+    target_link_libraries(plasma_java plasma_static ${PLASMA_LINK_LIBS} "-undefined dynamic_lookup" -Wl,-force_load,${FLATBUFFERS_STATIC_LIB} ${FLATBUFFERS_STATIC_LIB} ${PTHREAD_LIBRARY})
+  else(APPLE)
+    target_link_libraries(plasma_java plasma_static ${PLASMA_LINK_LIBS} -Wl,--whole-archive ${FLATBUFFERS_STATIC_LIB} -Wl,--no-whole-archive ${FLATBUFFERS_STATIC_LIB} ${PTHREAD_LIBRARY})
+  endif(APPLE)
+endif()
 #######################################
 # Unit tests
 #######################################