125 lines
3.7 KiB
CMake
125 lines
3.7 KiB
CMake
if(NOT BUILD_JAVA)
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return()
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endif()
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if(NOT TARGET ortools::ortools)
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message(FATAL_ERROR "Java: missing ortools TARGET")
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endif()
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# Will need swig
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set(CMAKE_SWIG_FLAGS)
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find_package(SWIG REQUIRED)
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include(UseSWIG)
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if(${SWIG_VERSION} VERSION_GREATER_EQUAL 4)
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list(APPEND CMAKE_SWIG_FLAGS "-doxygen")
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endif()
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if(UNIX AND NOT APPLE)
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list(APPEND CMAKE_SWIG_FLAGS "-DSWIGWORDSIZE64")
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endif()
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# Generate Protobuf java sources
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set(PROTO_JAVAS)
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file(GLOB_RECURSE proto_java_files RELATIVE ${PROJECT_SOURCE_DIR}
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"ortools/constraint_solver/*.proto"
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"ortools/linear_solver/*.proto"
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"ortools/sat/*.proto"
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"ortools/util/*.proto"
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)
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list(REMOVE_ITEM proto_java_files "ortools/constraint_solver/demon_profiler.proto")
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foreach(PROTO_FILE ${proto_java_files})
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#message(STATUS "protoc proto(java): ${PROTO_FILE}")
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get_filename_component(PROTO_DIR ${PROTO_FILE} DIRECTORY)
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get_filename_component(PROTO_NAME ${PROTO_FILE} NAME_WE)
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set(PROTO_JAVA ${PROJECT_BINARY_DIR}/java/com/google/${PROTO_DIR}/${PROTO_NAME}.java)
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#message(STATUS "protoc java: ${PROTO_JAVA}")
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add_custom_command(
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OUTPUT ${PROTO_JAVA}
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COMMAND ${CMAKE_COMMAND} -E make_directory ${PROJECT_BINARY_DIR}/java/com/google/${PROTO_DIR}
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COMMAND protobuf::protoc
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"--proto_path=${PROJECT_SOURCE_DIR}"
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"--java_out=${PROJECT_BINARY_DIR}/java/com/google/${PROTO_DIR}"
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${PROTO_FILE}
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DEPENDS ${PROTO_FILE} protobuf::protoc
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COMMENT "Generate Java protocol buffer for ${PROTO_FILE}"
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VERBATIM)
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list(APPEND PROTO_JAVAS ${PROTO_JAVA})
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endforeach()
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add_custom_target(Java${PROJECT_NAME}_proto DEPENDS ${PROTO_JAVAS} ortools::ortools)
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# Setup Java
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find_package(Java 1.8 REQUIRED COMPONENTS Development)
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find_package(JNI REQUIRED)
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# Find maven
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find_program(MAVEN_EXECUTABLE mvn)
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if(NOT MAVEN_EXECUTABLE)
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message(FATAL_ERROR "Check for maven Program: not found")
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else()
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message(STATUS "Found Maven: ${MAVEN_EXECUTABLE}")
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endif()
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# CMake will remove all '-D' prefix (i.e. -DUSE_FOO become USE_FOO)
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#get_target_property(FLAGS ortools::ortools COMPILE_DEFINITIONS)
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set(FLAGS -DUSE_BOP -DUSE_GLOP -DABSL_MUST_USE_RESULT)
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if(USE_COINOR)
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list(APPEND FLAGS
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"-DUSE_CBC"
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"-DUSE_CLP"
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)
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endif()
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list(APPEND CMAKE_SWIG_FLAGS ${FLAGS} "-I${PROJECT_SOURCE_DIR}")
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# Create the native library
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add_library(jniortools SHARED "")
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set_target_properties(jniortools PROPERTIES
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POSITION_INDEPENDENT_CODE ON)
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# note: macOS is APPLE and also UNIX !
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if(APPLE)
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set_target_properties(jniortools PROPERTIES INSTALL_RPATH "@loader_path")
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elseif(UNIX)
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set_target_properties(jniortools PROPERTIES INSTALL_RPATH "$ORIGIN")
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endif()
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# Swig wrap all libraries
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set(OR_TOOLS_JAVA com.google.ortools)
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foreach(SUBPROJECT IN ITEMS algorithms graph linear_solver constraint_solver sat util)
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add_subdirectory(ortools/${SUBPROJECT}/java)
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target_link_libraries(jniortools PRIVATE java_${SUBPROJECT})
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endforeach()
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####################
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## Java package ##
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####################
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file(GENERATE OUTPUT java/$<CONFIG>/replace.cmake
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CONTENT
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"FILE(READ ${PROJECT_SOURCE_DIR}/ortools/java/pom.xml.in input)
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STRING(REPLACE \"@PROJECT_VERSION@\" \"${PROJECT_VERSION}\" input \"\${input}\")
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STRING(REPLACE \"@ortools@\" \"$<TARGET_FILE:${PROJECT_NAME}>\" input \"\${input}\")
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STRING(REPLACE \"@native@\" \"$<TARGET_FILE:jniortools>\" input \"\${input}\")
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FILE(WRITE pom.xml \"\${input}\")"
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)
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add_custom_command(
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OUTPUT java/pom.xml
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COMMAND ${CMAKE_COMMAND} -P ./$<CONFIG>/replace.cmake
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WORKING_DIRECTORY java
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)
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# Main Target
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add_custom_target(java_package ALL
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DEPENDS
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ortools::ortools
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Java${PROJECT_NAME}_proto
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jniortools
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java/pom.xml
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COMMAND ${MAVEN_EXECUTABLE} package
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WORKING_DIRECTORY java
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)
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# Test
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if(BUILD_TESTING)
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#add_subdirectory(examples/java)
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endif()
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