diff --git a/server_side/vertx-webservices/.gitignore b/server_side/vertx-webservices/.gitignore new file mode 100644 index 0000000000..9e9a697499 --- /dev/null +++ b/server_side/vertx-webservices/.gitignore @@ -0,0 +1,77 @@ +# Created by .ignore support plugin (hsz.mobi) +### JetBrains template +# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio and Webstorm +# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839 + +# CMake +cmake-build-debug/ + +# Mongo Explorer plugin: +.idea/**/mongoSettings.xml + +## File-based project format: +*.iws + +## Plugin-specific files: + +# IntelliJ +out/ + +# mpeltonen/sbt-idea plugin +.idea_modules/ + +# JIRA plugin +atlassian-ide-plugin.xml + +# Cursive Clojure plugin +.idea/replstate.xml + +# Crashlytics plugin (for Android Studio and IntelliJ) +com_crashlytics_export_strings.xml +crashlytics.properties +crashlytics-build.properties +fabric.properties +### Kotlin template + +# Log file +*.log + +# BlueJ files +*.ctxt + +# Mobile Tools for Java (J2ME) +.mtj.tmp/ + +# Package Files # +*.jar +*.war +*.ear +*.zip +*.tar.gz +*.rar + +# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml +hs_err_pid* +### Gradle template +.gradle +/build/ + +# Ignore Gradle GUI config +gradle-app.setting + +# Avoid ignoring Gradle wrapper jar file (.jar files are usually ignored) +!gradle-wrapper.jar + +# Cache of project +.gradletasknamecache + +# # Work around https://youtrack.jetbrains.com/issue/IDEA-116898 +# gradle/wrapper/gradle-wrapper.properties + + +# Additional files/directories to unignore. +!gradle/ + +# Additional files/directories to ignore. +.idea/ +.vertx/ \ No newline at end of file diff --git a/server_side/vertx-webservices/build.gradle.kts b/server_side/vertx-webservices/build.gradle.kts new file mode 100644 index 0000000000..a448873531 --- /dev/null +++ b/server_side/vertx-webservices/build.gradle.kts @@ -0,0 +1,46 @@ +import org.jetbrains.kotlin.gradle.tasks.KotlinCompile + +val KOTLIN_VER = "1.1.4-3" +val VERTX_VER = "3.4.2" +val MAIN_VERTICLE = "org.example.vertxwebservices.Server" +val MAIN_CLASS = "io.vertx.core.Launcher" +val WATCH_FOR_CHANGE = "src/**/*.kt" +val WATCHER_ACTION = "./gradlew classes" + +group = "org.example" +version = "0.1-SNAPSHOT" + +plugins { + kotlin(module = "jvm", version = "1.1.4-3") + application +} + +application { mainClassName = MAIN_CLASS } + +repositories { + mavenCentral() + jcenter() +} + +dependencies { + compile("org.jetbrains.kotlin:kotlin-stdlib-jre8:$KOTLIN_VER") + compile("io.vertx:vertx-core:$VERTX_VER") + compile("io.vertx:vertx-lang-kotlin:$VERTX_VER") + compile("io.vertx:vertx-web:$VERTX_VER") +} + +val run: JavaExec by tasks +val compileKotlin: KotlinCompile by tasks + +run.args( + "run", + MAIN_VERTICLE, + "--redeploy=$WATCH_FOR_CHANGE", + "--launcher-class=$MAIN_CLASS", + "--on-redeploy=$WATCHER_ACTION" +) + +with(compileKotlin) { + kotlinOptions.jvmTarget = "1.8" + doLast { println("Finished compiling.") } +} diff --git a/server_side/vertx-webservices/gradle/wrapper/gradle-wrapper.jar b/server_side/vertx-webservices/gradle/wrapper/gradle-wrapper.jar new file mode 100644 index 0000000000..7a3265ee94 Binary files /dev/null and b/server_side/vertx-webservices/gradle/wrapper/gradle-wrapper.jar differ diff --git a/server_side/vertx-webservices/gradle/wrapper/gradle-wrapper.properties b/server_side/vertx-webservices/gradle/wrapper/gradle-wrapper.properties new file mode 100644 index 0000000000..f16d26666b --- /dev/null +++ b/server_side/vertx-webservices/gradle/wrapper/gradle-wrapper.properties @@ -0,0 +1,5 @@ +distributionBase=GRADLE_USER_HOME +distributionPath=wrapper/dists +zipStoreBase=GRADLE_USER_HOME +zipStorePath=wrapper/dists +distributionUrl=https\://services.gradle.org/distributions/gradle-4.1-bin.zip diff --git a/server_side/vertx-webservices/gradlew b/server_side/vertx-webservices/gradlew new file mode 100755 index 0000000000..cccdd3d517 --- /dev/null +++ b/server_side/vertx-webservices/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" "$@" diff --git a/server_side/vertx-webservices/gradlew.bat b/server_side/vertx-webservices/gradlew.bat new file mode 100644 index 0000000000..f9553162f1 --- /dev/null +++ b/server_side/vertx-webservices/gradlew.bat @@ -0,0 +1,84 @@ +@if "%DEBUG%" == "" @echo off +@rem ########################################################################## +@rem +@rem Gradle startup script for Windows +@rem +@rem ########################################################################## + +@rem Set local scope for the variables with windows NT shell +if "%OS%"=="Windows_NT" setlocal + +set DIRNAME=%~dp0 +if "%DIRNAME%" == "" set DIRNAME=. +set APP_BASE_NAME=%~n0 +set APP_HOME=%DIRNAME% + +@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. +set DEFAULT_JVM_OPTS= + +@rem Find java.exe +if defined JAVA_HOME goto findJavaFromJavaHome + +set JAVA_EXE=java.exe +%JAVA_EXE% -version >NUL 2>&1 +if "%ERRORLEVEL%" == "0" goto init + +echo. +echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. +echo. +echo Please set the JAVA_HOME variable in your environment to match the +echo location of your Java installation. + +goto fail + +:findJavaFromJavaHome +set JAVA_HOME=%JAVA_HOME:"=% +set JAVA_EXE=%JAVA_HOME%/bin/java.exe + +if exist "%JAVA_EXE%" goto init + +echo. +echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% +echo. +echo Please set the JAVA_HOME variable in your environment to match the +echo location of your Java installation. + +goto fail + +:init +@rem Get command-line arguments, handling Windows variants + +if not "%OS%" == "Windows_NT" goto win9xME_args + +:win9xME_args +@rem Slurp the command line arguments. +set CMD_LINE_ARGS= +set _SKIP=2 + +:win9xME_args_slurp +if "x%~1" == "x" goto execute + +set CMD_LINE_ARGS=%* + +:execute +@rem Setup the command line + +set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar + +@rem Execute Gradle +"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS% + +:end +@rem End local scope for the variables with windows NT shell +if "%ERRORLEVEL%"=="0" goto mainEnd + +:fail +rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of +rem the _cmd.exe /c_ return code! +if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 +exit /b 1 + +:mainEnd +if "%OS%"=="Windows_NT" endlocal + +:omega diff --git a/server_side/vertx-webservices/readme.md b/server_side/vertx-webservices/readme.md new file mode 100644 index 0000000000..fa1a79771e --- /dev/null +++ b/server_side/vertx-webservices/readme.md @@ -0,0 +1,4 @@ +# Vert.x Webservices (vertx-webservices) + +Basic example of using Vert.x with Kotlin to setup a HTTP server, which provides webservices via REST. To run the example execute the following command in a terminal: + **./gradlew run** diff --git a/server_side/vertx-webservices/src/main/kotlin/org/example/vertxwebservices/ContentType.kt b/server_side/vertx-webservices/src/main/kotlin/org/example/vertxwebservices/ContentType.kt new file mode 100644 index 0000000000..8a08613768 --- /dev/null +++ b/server_side/vertx-webservices/src/main/kotlin/org/example/vertxwebservices/ContentType.kt @@ -0,0 +1,6 @@ +package org.example.vertxwebservices + +enum class ContentType(val txt: String) { + HTML("text/html"), + JSON("application/json") +} \ No newline at end of file diff --git a/server_side/vertx-webservices/src/main/kotlin/org/example/vertxwebservices/Server.kt b/server_side/vertx-webservices/src/main/kotlin/org/example/vertxwebservices/Server.kt new file mode 100644 index 0000000000..72ee206e1c --- /dev/null +++ b/server_side/vertx-webservices/src/main/kotlin/org/example/vertxwebservices/Server.kt @@ -0,0 +1,46 @@ +package org.example.vertxwebservices + +import io.vertx.core.AbstractVerticle +import io.vertx.core.Handler +import io.vertx.kotlin.core.http.HttpServerOptions +import io.vertx.ext.web.Router +import io.vertx.ext.web.RoutingContext +import io.vertx.kotlin.core.json.Json +import io.vertx.kotlin.core.json.obj + +/** + * Bootstraps the program. + */ +@Suppress("unused") +class Server : AbstractVerticle() { + override fun start() { + val router = Router.router(vertx) + val serverOptions = HttpServerOptions(port = 9000, host = "localhost", ssl = false) + + println("Starting HTTP server...") + setupRoutes(router) + vertx.createHttpServer(serverOptions).requestHandler { router.accept(it) }.listen() + println("Server Access: http://${serverOptions.host}:${serverOptions.port}") + } + + private fun greetingRoute() = Handler { ctx -> + val req = ctx.request() + val name = if ("name" in req.params()) req.getParam("name") else "World" + val data = Json.obj(mapOf("greeting" to "Hello $name! :)")) + + with(ctx.response()) { + statusCode = StatusCode.OK.num + putHeader("content-type", ContentType.JSON.txt) + end("${data.encode()}\n") + } + } + + private fun setupRoutes(router: Router) { + router.route("/greeting").handler(greetingRoute()) + router.route("/greeting/:name").handler(greetingRoute()) + } + + override fun stop() { + println("Stopping HTTP server...") + } +} \ No newline at end of file diff --git a/server_side/vertx-webservices/src/main/kotlin/org/example/vertxwebservices/StatusCode.kt b/server_side/vertx-webservices/src/main/kotlin/org/example/vertxwebservices/StatusCode.kt new file mode 100644 index 0000000000..f5eb60b6e6 --- /dev/null +++ b/server_side/vertx-webservices/src/main/kotlin/org/example/vertxwebservices/StatusCode.kt @@ -0,0 +1,8 @@ +package org.example.vertxwebservices + +enum class StatusCode(val num: Int) { + OK(200), + CLIENT_ERROR(400), + NOT_FOUND(404), + SERVER_ERROR(500) +} \ No newline at end of file