Java bindings using JNA

.travis.yml

@@ -2,35 +2,46 @@ language: generic
 sudo: required
 dist: trusty
 
+services:
+    - docker
+
 matrix:
   fast_finish: true
 
   include:
     - os: linux
       addons:
         apt:
-          sources: ['ubuntu-toolchain-r-test']
+          sources:
+              - ubuntu-toolchain-r-test
+              - sourceline: 'ppa:webupd8team/java'
           packages: ['g++-6', 'cmake', 'python3', 'python3-pip', 'python3-setuptools', 'nodejs', 'npm', 'libsfml-dev', 'libprotobuf-dev', 'protobuf-compiler', 'libzmq-dev']
       env: CCOMPILER='gcc-6' CXXCOMPILER='g++-6'
 
     - os: linux
       addons:
         apt:
-          sources: ['ubuntu-toolchain-r-test']
+          sources:
+              - ubuntu-toolchain-r-test
+              - sourceline: 'ppa:webupd8team/java'
           packages: ['g++-5', 'cmake', 'python3', 'python3-pip', 'python3-setuptools', 'nodejs', 'npm', 'libsfml-dev', 'libprotobuf-dev', 'protobuf-compiler', 'libzmq-dev']
       env: CCOMPILER='gcc-5' CXXCOMPILER='g++-5'
 
     - os: linux
       addons:
         apt:
-          sources: ['llvm-toolchain-trusty-3.9']
+          sources:
+              - llvm-toolchain-trusty-3.9
+              - sourceline: 'ppa:webupd8team/java'
           packages: ['clang-3.9', 'cmake', 'python3', 'python3-pip', 'python3-setuptools', 'nodejs', 'npm', 'libsfml-dev', 'libprotobuf-dev', 'protobuf-compiler', 'libzmq-dev']
       env: CCOMPILER='clang-3.9' CXXCOMPILER='clang++-3.9'
 
     - os: linux
       addons:
         apt:
-          sources: ['llvm-toolchain-trusty-4.0']
+          sources:
+              - llvm-toolchain-trusty-4.0
+              - sourceline: 'ppa:webupd8team/java'
           packages: ['clang-4.0', 'cmake', 'python3', 'python3-pip', 'python3-setuptools', 'nodejs', 'npm', 'libsfml-dev', 'libprotobuf-dev', 'protobuf-compiler', 'libzmq-dev']
       env: CCOMPILER='clang-4.0' CXXCOMPILER='clang++-4.0'
 
@@ -47,7 +58,7 @@ matrix:
 before_install:
   - export CC=${CCOMPILER} CXX=${CXXCOMPILER}
   - if [[ "${TRAVIS_OS_NAME}" == "linux" ]]; then sudo update-alternatives --install /usr/bin/node node /usr/bin/nodejs 10; fi
-  - if [[ "${TRAVIS_OS_NAME}" == "osx" ]]; then brew update && brew install python3; fi
+  - if [[ "${TRAVIS_OS_NAME}" == "osx" ]]; then brew update && brew install python3 && brew cask install java; fi
 
 install:
   # Make sure building libsweep works
@@ -67,6 +78,8 @@ install:
   - sudo python2 setup.py install
   - sudo python3 setup.py install
   - popd
+  # Build Java Bindings
+  - ./travis/java-run-task.sh assemble
 
 script:
   # Test libsweep examples against the dummy library
@@ -87,3 +100,5 @@ script:
   - pushd sweepjs
   - npm install
   - popd
+  # Test JSweep bindings against the dummy library
+  - ./travis/java-run-task.sh check

Dockerfile

@@ -0,0 +1,12 @@
+# Based upon the manylinux image from pypa
+FROM quay.io/pypa/manylinux1_x86_64
+
+COPY docker /opt/sweep/bin
+COPY libsweep /opt/sweep/libsweep
+COPY jsweep /opt/sweep/jsweep
+
+ENV PATH /opt/sweep/bin:$PATH
+
+RUN install-yum.sh
+
+CMD build.sh

docker/build-utils.sh

@@ -0,0 +1,17 @@
+function check_var {
+    if [ -z "$1" ]; then
+        echo "required variable not defined"
+        exit 1
+    fi
+}
+
+function check_sha256sum {
+    local fname=$1
+    check_var ${fname}
+    local sha256=$2
+    check_var ${sha256}
+
+    echo "${sha256}  ${fname}" > ${fname}.sha256
+    sha256sum -c ${fname}.sha256
+    rm -f ${fname}.sha256
+}

docker/build.sh

@@ -0,0 +1,22 @@
+#!/bin/bash
+
+set -ex
+
+# set cmake as cmake28
+ln -s "$(which cmake28)" /opt/sweep/bin/cmake
+
+gradleTask="$GRADLE_TASK"
+if [[ "$gradleTask" == "" ]]; then gradleTask="build"; fi
+
+cd /opt/sweep
+pushd libsweep
+rm -rf build
+mkdir -p build
+cd build
+cmake .. -DCMAKE_BUILD_TYPE=Release -DDUMMY=On
+cmake --build .
+popd
+
+pushd jsweep
+./gradlew "$gradleTask"
+popd

docker/install-yum.sh

@@ -0,0 +1,29 @@
+#!/bin/bash
+
+set -ex
+
+EPEL_RPM_HASH=0dcc89f9bf67a2a515bad64569b7a9615edc5e018f676a578d5fd0f17d3c81d4
+DEVTOOLS_HASH=a8ebeb4bed624700f727179e6ef771dafe47651131a00a78b342251415646acc
+
+# CentOS 5 is only available through vault.
+sed -i 's/enabled=1/enabled=0/' /etc/yum/pluginconf.d/fastestmirror.conf
+sed -i 's/mirrorlist/#mirrorlist/' /etc/yum.repos.d/*.repo
+sed -i 's|#\(baseurl.*\)mirror.centos.org/centos/$releasever|\1vault.centos.org/5.11|' /etc/yum.repos.d/*.repo
+sed -i 's|#\(baseurl.*\)download.fedoraproject.org/pub|\1archives.fedoraproject.org/pub/archive|' /etc/yum.repos.d/*.repo
+
+MY_DIR=$(dirname "${BASH_SOURCE[0]}")
+source "$MY_DIR/build-utils.sh"
+
+# EPEL support
+yum -y install wget curl
+curl -sLO https://dl.fedoraproject.org/pub/archive/epel/5/x86_64/epel-release-5-4.noarch.rpm
+check_sha256sum epel-release-5-4.noarch.rpm $EPEL_RPM_HASH
+
+# Dev toolset (for LLVM and other projects requiring C++11 support)
+curl -sLO http://people.centos.org/tru/devtools-2/devtools-2.repo
+check_sha256sum devtools-2.repo $DEVTOOLS_HASH
+mv devtools-2.repo /etc/yum.repos.d/devtools-2.repo
+rpm -Uvh --replacepkgs epel-release-5*.rpm
+rm -f epel-release-5*.rpm
+
+yum install -y java-1.7.0-openjdk java-1.7.0-openjdk-devel

jsweep/.gitignore

@@ -0,0 +1,3 @@
+.gradle/
+build/
+/bin/

jsweep/build.gradle

@@ -0,0 +1,31 @@
+apply plugin: 'java'
+apply plugin: 'maven'
+apply plugin: 'eclipse'
+
+targetCompatibility = sourceCompatibility = '1.7'
+
+repositories {
+    jcenter()
+}
+
+apply from: 'libsweep-bundling.gradle'
+
+dependencies {
+    compile group: 'net.java.dev.jna', name: 'jna-platform', version: '4.4.0'
+    compile files(libSweepJar.outputs)
+    testCompile 'junit:junit:4.12'
+}
+
+task('sourcesJar', type: Jar, dependsOn: classes) {
+    classifier = 'sources'
+    from project.sourceSets.main.allSource
+}
+
+task('javadocJar', type: Jar, dependsOn: javadoc) {
+    classifier = 'javadoc'
+    from project.javadoc.destinationDir
+}
+artifacts {
+    archives project.sourcesJar
+    archives project.javadocJar
+}

jsweep/gradle.properties

@@ -0,0 +1,2 @@
+group=io.scanse.sweep
+version=1.2.3

jsweep/gradle/wrapper/gradle-wrapper.properties

@@ -0,0 +1,6 @@
+#Sat Apr 15 20:06:50 PDT 2017
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-3.5-bin.zip

jsweep/gradlew

@@ -0,0 +1,172 @@
+#!/usr/bin/env sh
+
+##############################################################################
+##
+##  Gradle start up script for UN*X
+##
+##############################################################################
+
+# Attempt to set APP_HOME
+# Resolve links: $0 may be a link
+PRG="$0"
+# Need this for relative symlinks.
+while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+        PRG="$link"
+    else
+        PRG=`dirname "$PRG"`"/$link"
+    fi
+done
+SAVED="`pwd`"
+cd "`dirname \"$PRG\"`/" >/dev/null
+APP_HOME="`pwd -P`"
+cd "$SAVED" >/dev/null
+
+APP_NAME="Gradle"
+APP_BASE_NAME=`basename "$0"`
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS=""
+
+# Use the maximum available, or set MAX_FD != -1 to use that value.
+MAX_FD="maximum"
+
+warn ( ) {
+    echo "$*"
+}
+
+die ( ) {
+    echo
+    echo "$*"
+    echo
+    exit 1
+}
+
+# OS specific support (must be 'true' or 'false').
+cygwin=false
+msys=false
+darwin=false
+nonstop=false
+case "`uname`" in
+  CYGWIN* )
+    cygwin=true
+    ;;
+  Darwin* )
+    darwin=true
+    ;;
+  MINGW* )
+    msys=true
+    ;;
+  NONSTOP* )
+    nonstop=true
+    ;;
+esac
+
+CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
+
+# Determine the Java command to use to start the JVM.
+if [ -n "$JAVA_HOME" ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+        # IBM's JDK on AIX uses strange locations for the executables
+        JAVACMD="$JAVA_HOME/jre/sh/java"
+    else
+        JAVACMD="$JAVA_HOME/bin/java"
+    fi
+    if [ ! -x "$JAVACMD" ] ; then
+        die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+    fi
+else
+    JAVACMD="java"
+    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+fi
+
+# Increase the maximum file descriptors if we can.
+if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
+    MAX_FD_LIMIT=`ulimit -H -n`
+    if [ $? -eq 0 ] ; then
+        if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
+            MAX_FD="$MAX_FD_LIMIT"
+        fi
+        ulimit -n $MAX_FD
+        if [ $? -ne 0 ] ; then
+            warn "Could not set maximum file descriptor limit: $MAX_FD"
+        fi
+    else
+        warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
+    fi
+fi
+
+# For Darwin, add options to specify how the application appears in the dock
+if $darwin; then
+    GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
+fi
+
+# For Cygwin, switch paths to Windows format before running java
+if $cygwin ; then
+    APP_HOME=`cygpath --path --mixed "$APP_HOME"`
+    CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+    JAVACMD=`cygpath --unix "$JAVACMD"`
+
+    # We build the pattern for arguments to be converted via cygpath
+    ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
+    SEP=""
+    for dir in $ROOTDIRSRAW ; do
+        ROOTDIRS="$ROOTDIRS$SEP$dir"
+        SEP="|"
+    done
+    OURCYGPATTERN="(^($ROOTDIRS))"
+    # Add a user-defined pattern to the cygpath arguments
+    if [ "$GRADLE_CYGPATTERN" != "" ] ; then
+        OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
+    fi
+    # Now convert the arguments - kludge to limit ourselves to /bin/sh
+    i=0
+    for arg in "$@" ; do
+        CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
+        CHECK2=`echo "$arg"|egrep -c "^-"`                                 ### Determine if an option
+
+        if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then                    ### Added a condition
+            eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
+        else
+            eval `echo args$i`="\"$arg\""
+        fi
+        i=$((i+1))
+    done
+    case $i in
+        (0) set -- ;;
+        (1) set -- "$args0" ;;
+        (2) set -- "$args0" "$args1" ;;
+        (3) set -- "$args0" "$args1" "$args2" ;;
+        (4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+        (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+        (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+        (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+        (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+        (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+    esac
+fi
+
+# Escape application args
+save ( ) {
+    for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
+    echo " "
+}
+APP_ARGS=$(save "$@")
+
+# Collect all arguments for the java command, following the shell quoting and substitution rules
+eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
+
+# by default we should be in the correct project dir, but when run from Finder on Mac, the cwd is wrong
+if [ "$(uname)" = "Darwin" ] && [ "$HOME" = "$PWD" ]; then
+  cd "$(dirname "$0")"
+fi
+
+exec "$JAVACMD" "$@"