diff --git a/examples/README.md b/examples/README.md index 070a90c..11d207a 100644 --- a/examples/README.md +++ b/examples/README.md @@ -32,6 +32,13 @@ This example uses `Spring` to serve the front end. ([code](spring/server.kt)) cd ./spring ; jbang server.kt ; cd .. ``` +### Quarkus + +These examples use `Quarkus` to serve the front end. + +- [Quarkus Qute](quarkus/quarkus-qute-example/src/main/kotlin/dev/datastar/kotlin/QuteCounterApp.kt): Demonstrates simple integration with Qute templates. +- [Quarkus Rest](quarkus/quarkus-rest-example/src/main/kotlin/dev/datastar/kotlin/CounterApp.kt) : Demonstrates reactive integration with Quarkus only. + ### Ktor This example uses `Ktor` to serve the front end. ([code](ktor/server.kt)) diff --git a/examples/quarkus/quarkus-qute-example/build.gradle.kts b/examples/quarkus/quarkus-qute-example/build.gradle.kts new file mode 100644 index 0000000..236f3fd --- /dev/null +++ b/examples/quarkus/quarkus-qute-example/build.gradle.kts @@ -0,0 +1,52 @@ +plugins { + kotlin("jvm") version "2.2.10" + kotlin("plugin.allopen") version "2.2.10" + id("io.quarkus") +} + +repositories { + mavenCentral() + mavenLocal() +} + +val quarkusPlatformGroupId: String by project +val quarkusPlatformArtifactId: String by project +val quarkusPlatformVersion: String by project + +dependencies { + implementation("dev.data-star.kotlin:kotlin-sdk:1.0.0-RC1") + implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core:1.10.2") + + implementation(enforcedPlatform("${quarkusPlatformGroupId}:${quarkusPlatformArtifactId}:${quarkusPlatformVersion}")) + implementation("io.quarkus:quarkus-rest") + implementation("io.quarkus:quarkus-kotlin") + implementation("io.quarkiverse.qute.web:quarkus-qute-web") + implementation("org.jetbrains.kotlin:kotlin-stdlib-jdk8") + implementation("io.quarkus:quarkus-arc") + testImplementation("io.quarkus:quarkus-junit5") +} + +group = "dev.datastar" +version = "1.0.0-SNAPSHOT" + +java { + sourceCompatibility = JavaVersion.VERSION_21 + targetCompatibility = JavaVersion.VERSION_21 +} + +tasks.withType { + systemProperty("java.util.logging.manager", "org.jboss.logmanager.LogManager") +} +allOpen { + annotation("jakarta.ws.rs.Path") + annotation("jakarta.enterprise.context.ApplicationScoped") + annotation("jakarta.persistence.Entity") + annotation("io.quarkus.test.junit.QuarkusTest") +} + +kotlin { + compilerOptions { + jvmTarget = org.jetbrains.kotlin.gradle.dsl.JvmTarget.JVM_21 + javaParameters = true + } +} diff --git a/examples/quarkus/quarkus-qute-example/gradle.properties b/examples/quarkus/quarkus-qute-example/gradle.properties new file mode 100644 index 0000000..19d7f05 --- /dev/null +++ b/examples/quarkus/quarkus-qute-example/gradle.properties @@ -0,0 +1,7 @@ +# Gradle properties + +quarkusPluginId=io.quarkus +quarkusPluginVersion=3.26.1 +quarkusPlatformGroupId=io.quarkus.platform +quarkusPlatformArtifactId=quarkus-bom +quarkusPlatformVersion=3.26.1 diff --git a/examples/quarkus/quarkus-qute-example/gradle/wrapper/gradle-wrapper.jar b/examples/quarkus/quarkus-qute-example/gradle/wrapper/gradle-wrapper.jar new file mode 100644 index 0000000..1b33c55 Binary files /dev/null and b/examples/quarkus/quarkus-qute-example/gradle/wrapper/gradle-wrapper.jar differ diff --git a/examples/quarkus/quarkus-qute-example/gradle/wrapper/gradle-wrapper.properties b/examples/quarkus/quarkus-qute-example/gradle/wrapper/gradle-wrapper.properties new file mode 100644 index 0000000..2a84e18 --- /dev/null +++ b/examples/quarkus/quarkus-qute-example/gradle/wrapper/gradle-wrapper.properties @@ -0,0 +1,7 @@ +distributionBase=GRADLE_USER_HOME +distributionPath=wrapper/dists +distributionUrl=https\://services.gradle.org/distributions/gradle-9.0.0-bin.zip +networkTimeout=10000 +validateDistributionUrl=true +zipStoreBase=GRADLE_USER_HOME +zipStorePath=wrapper/dists diff --git a/examples/quarkus/quarkus-qute-example/gradlew b/examples/quarkus/quarkus-qute-example/gradlew new file mode 100755 index 0000000..23d15a9 --- /dev/null +++ b/examples/quarkus/quarkus-qute-example/gradlew @@ -0,0 +1,251 @@ +#!/bin/sh + +# +# Copyright © 2015-2021 the original authors. +# +# 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 +# +# https://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. +# +# SPDX-License-Identifier: Apache-2.0 +# + +############################################################################## +# +# Gradle start up script for POSIX generated by Gradle. +# +# Important for running: +# +# (1) You need a POSIX-compliant shell to run this script. If your /bin/sh is +# noncompliant, but you have some other compliant shell such as ksh or +# bash, then to run this script, type that shell name before the whole +# command line, like: +# +# ksh Gradle +# +# Busybox and similar reduced shells will NOT work, because this script +# requires all of these POSIX shell features: +# * functions; +# * expansions «$var», «${var}», «${var:-default}», «${var+SET}», +# «${var#prefix}», «${var%suffix}», and «$( cmd )»; +# * compound commands having a testable exit status, especially «case»; +# * various built-in commands including «command», «set», and «ulimit». +# +# Important for patching: +# +# (2) This script targets any POSIX shell, so it avoids extensions provided +# by Bash, Ksh, etc; in particular arrays are avoided. +# +# The "traditional" practice of packing multiple parameters into a +# space-separated string is a well documented source of bugs and security +# problems, so this is (mostly) avoided, by progressively accumulating +# options in "$@", and eventually passing that to Java. +# +# Where the inherited environment variables (DEFAULT_JVM_OPTS, JAVA_OPTS, +# and GRADLE_OPTS) rely on word-splitting, this is performed explicitly; +# see the in-line comments for details. +# +# There are tweaks for specific operating systems such as AIX, CygWin, +# Darwin, MinGW, and NonStop. +# +# (3) This script is generated from the Groovy template +# https://github.com/gradle/gradle/blob/HEAD/platforms/jvm/plugins-application/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt +# within the Gradle project. +# +# You can find Gradle at https://github.com/gradle/gradle/. +# +############################################################################## + +# Attempt to set APP_HOME + +# Resolve links: $0 may be a link +app_path=$0 + +# Need this for daisy-chained symlinks. +while + APP_HOME=${app_path%"${app_path##*/}"} # leaves a trailing /; empty if no leading path + [ -h "$app_path" ] +do + ls=$( ls -ld "$app_path" ) + link=${ls#*' -> '} + case $link in #( + /*) app_path=$link ;; #( + *) app_path=$APP_HOME$link ;; + esac +done + +# This is normally unused +# shellcheck disable=SC2034 +APP_BASE_NAME=${0##*/} +# Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036) +APP_HOME=$( cd -P "${APP_HOME:-./}" > /dev/null && printf '%s\n' "$PWD" ) || exit + +# Use the maximum available, or set MAX_FD != -1 to use that value. +MAX_FD=maximum + +warn () { + echo "$*" +} >&2 + +die () { + echo + echo "$*" + echo + exit 1 +} >&2 + +# OS specific support (must be 'true' or 'false'). +cygwin=false +msys=false +darwin=false +nonstop=false +case "$( uname )" in #( + CYGWIN* ) cygwin=true ;; #( + Darwin* ) darwin=true ;; #( + MSYS* | MINGW* ) msys=true ;; #( + NONSTOP* ) nonstop=true ;; +esac + +CLASSPATH="\\\"\\\"" + + +# Determine the Java command to use to start the JVM. +if [ -n "$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: $JAVA_HOME + +Please set the JAVA_HOME variable in your environment to match the +location of your Java installation." + fi +else + JAVACMD=java + if ! command -v java >/dev/null 2>&1 + then + die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. + +Please set the JAVA_HOME variable in your environment to match the +location of your Java installation." + fi +fi + +# Increase the maximum file descriptors if we can. +if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then + case $MAX_FD in #( + max*) + # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked. + # shellcheck disable=SC2039,SC3045 + MAX_FD=$( ulimit -H -n ) || + warn "Could not query maximum file descriptor limit" + esac + case $MAX_FD in #( + '' | soft) :;; #( + *) + # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked. + # shellcheck disable=SC2039,SC3045 + ulimit -n "$MAX_FD" || + warn "Could not set maximum file descriptor limit to $MAX_FD" + esac +fi + +# Collect all arguments for the java command, stacking in reverse order: +# * args from the command line +# * the main class name +# * -classpath +# * -D...appname settings +# * --module-path (only if needed) +# * DEFAULT_JVM_OPTS, JAVA_OPTS, and GRADLE_OPTS environment variables. + +# For Cygwin or MSYS, switch paths to Windows format before running java +if "$cygwin" || "$msys" ; then + APP_HOME=$( cygpath --path --mixed "$APP_HOME" ) + CLASSPATH=$( cygpath --path --mixed "$CLASSPATH" ) + + JAVACMD=$( cygpath --unix "$JAVACMD" ) + + # Now convert the arguments - kludge to limit ourselves to /bin/sh + for arg do + if + case $arg in #( + -*) false ;; # don't mess with options #( + /?*) t=${arg#/} t=/${t%%/*} # looks like a POSIX filepath + [ -e "$t" ] ;; #( + *) false ;; + esac + then + arg=$( cygpath --path --ignore --mixed "$arg" ) + fi + # Roll the args list around exactly as many times as the number of + # args, so each arg winds up back in the position where it started, but + # possibly modified. + # + # NB: a `for` loop captures its iteration list before it begins, so + # changing the positional parameters here affects neither the number of + # iterations, nor the values presented in `arg`. + shift # remove old arg + set -- "$@" "$arg" # push replacement arg + done +fi + + +# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. +DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"' + +# Collect all arguments for the java command: +# * DEFAULT_JVM_OPTS, JAVA_OPTS, and optsEnvironmentVar are not allowed to contain shell fragments, +# and any embedded shellness will be escaped. +# * For example: A user cannot expect ${Hostname} to be expanded, as it is an environment variable and will be +# treated as '${Hostname}' itself on the command line. + +set -- \ + "-Dorg.gradle.appname=$APP_BASE_NAME" \ + -classpath "$CLASSPATH" \ + -jar "$APP_HOME/gradle/wrapper/gradle-wrapper.jar" \ + "$@" + +# Stop when "xargs" is not available. +if ! command -v xargs >/dev/null 2>&1 +then + die "xargs is not available" +fi + +# Use "xargs" to parse quoted args. +# +# With -n1 it outputs one arg per line, with the quotes and backslashes removed. +# +# In Bash we could simply go: +# +# readarray ARGS < <( xargs -n1 <<<"$var" ) && +# set -- "${ARGS[@]}" "$@" +# +# but POSIX shell has neither arrays nor command substitution, so instead we +# post-process each arg (as a line of input to sed) to backslash-escape any +# character that might be a shell metacharacter, then use eval to reverse +# that process (while maintaining the separation between arguments), and wrap +# the whole thing up as a single "set" statement. +# +# This will of course break if any of these variables contains a newline or +# an unmatched quote. +# + +eval "set -- $( + printf '%s\n' "$DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS" | + xargs -n1 | + sed ' s~[^-[:alnum:]+,./:=@_]~\\&~g; ' | + tr '\n' ' ' + )" '"$@"' + +exec "$JAVACMD" "$@" diff --git a/examples/quarkus/quarkus-qute-example/gradlew.bat b/examples/quarkus/quarkus-qute-example/gradlew.bat new file mode 100755 index 0000000..db3a6ac --- /dev/null +++ b/examples/quarkus/quarkus-qute-example/gradlew.bat @@ -0,0 +1,94 @@ +@rem +@rem Copyright 2015 the original author or authors. +@rem +@rem Licensed under the Apache License, Version 2.0 (the "License"); +@rem you may not use this file except in compliance with the License. +@rem You may obtain a copy of the License at +@rem +@rem https://www.apache.org/licenses/LICENSE-2.0 +@rem +@rem Unless required by applicable law or agreed to in writing, software +@rem distributed under the License is distributed on an "AS IS" BASIS, +@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +@rem See the License for the specific language governing permissions and +@rem limitations under the License. +@rem +@rem SPDX-License-Identifier: Apache-2.0 +@rem + +@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=. +@rem This is normally unused +set APP_BASE_NAME=%~n0 +set APP_HOME=%DIRNAME% + +@rem Resolve any "." and ".." in APP_HOME to make it shorter. +for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi + +@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="-Xmx64m" "-Xms64m" + +@rem Find java.exe +if defined JAVA_HOME goto findJavaFromJavaHome + +set JAVA_EXE=java.exe +%JAVA_EXE% -version >NUL 2>&1 +if %ERRORLEVEL% equ 0 goto execute + +echo. 1>&2 +echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 1>&2 +echo. 1>&2 +echo Please set the JAVA_HOME variable in your environment to match the 1>&2 +echo location of your Java installation. 1>&2 + +goto fail + +:findJavaFromJavaHome +set JAVA_HOME=%JAVA_HOME:"=% +set JAVA_EXE=%JAVA_HOME%/bin/java.exe + +if exist "%JAVA_EXE%" goto execute + +echo. 1>&2 +echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 1>&2 +echo. 1>&2 +echo Please set the JAVA_HOME variable in your environment to match the 1>&2 +echo location of your Java installation. 1>&2 + +goto fail + +:execute +@rem Setup the command line + +set CLASSPATH= + + +@rem Execute Gradle +"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" -jar "%APP_HOME%\gradle\wrapper\gradle-wrapper.jar" %* + +:end +@rem End local scope for the variables with windows NT shell +if %ERRORLEVEL% equ 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! +set EXIT_CODE=%ERRORLEVEL% +if %EXIT_CODE% equ 0 set EXIT_CODE=1 +if not ""=="%GRADLE_EXIT_CONSOLE%" exit %EXIT_CODE% +exit /b %EXIT_CODE% + +:mainEnd +if "%OS%"=="Windows_NT" endlocal + +:omega diff --git a/examples/quarkus/quarkus-qute-example/settings.gradle.kts b/examples/quarkus/quarkus-qute-example/settings.gradle.kts new file mode 100644 index 0000000..890dedf --- /dev/null +++ b/examples/quarkus/quarkus-qute-example/settings.gradle.kts @@ -0,0 +1,13 @@ +pluginManagement { + val quarkusPluginVersion: String by settings + val quarkusPluginId: String by settings + repositories { + mavenCentral() + gradlePluginPortal() + mavenLocal() + } + plugins { + id(quarkusPluginId) version quarkusPluginVersion + } +} +rootProject.name="quarkus-qute-example" diff --git a/examples/quarkus/quarkus-qute-example/src/main/kotlin/dev/datastar/kotlin/QuteCounterApp.kt b/examples/quarkus/quarkus-qute-example/src/main/kotlin/dev/datastar/kotlin/QuteCounterApp.kt new file mode 100644 index 0000000..47878e7 --- /dev/null +++ b/examples/quarkus/quarkus-qute-example/src/main/kotlin/dev/datastar/kotlin/QuteCounterApp.kt @@ -0,0 +1,84 @@ +package dev.datastar.kotlin + +import dev.datastar.kotlin.sdk.Response +import dev.datastar.kotlin.sdk.ServerSentEventGenerator +import io.quarkus.qute.CheckedTemplate +import io.quarkus.qute.TemplateInstance +import jakarta.ws.rs.GET +import jakarta.ws.rs.POST +import jakarta.ws.rs.Path +import jakarta.ws.rs.Produces +import jakarta.ws.rs.core.MediaType +import jakarta.ws.rs.core.StreamingOutput +import kotlinx.coroutines.flow.MutableStateFlow +import kotlinx.coroutines.runBlocking +import java.io.Writer + + +@Path("/") +class QuteCounterApp { + + private val counter: MutableStateFlow = MutableStateFlow(0) + + @GET + @Produces(MediaType.TEXT_HTML) + fun index(): String { + return Templates.counter(counter.value).render() + } + + @GET + @Path("/counter") + @Produces(MediaType.SERVER_SENT_EVENTS) + fun counter() = StreamingOutput { output -> + val writer = output.writer() + val generator = ServerSentEventGenerator(adaptResponse(writer)) + + runBlocking { + counter.collect { event -> + generator.patchElements( + Templates + .counter() + .getFragment("counter") + .data("value", event) + .render() + ) + + if (event == 3) { + generator.executeScript("""alert('Thanks for trying Datastar!')""") + } + } + } + } + + private fun adaptResponse(writer: Writer): Response = object : Response { + override fun sendConnectionHeaders(status: Int, headers: Map>) { + // connection is already set up via annotations + } + + override fun write(text: String) { + writer.write(text) + } + + override fun flush() { + writer.flush() + } + } + + @POST + @Path("/increment") + fun increment() { + counter.value++ + } + + @POST + @Path("/decrement") + fun decrement() { + counter.value-- + } +} + +@CheckedTemplate +object Templates { + @JvmStatic + external fun counter(value: Int = 0): TemplateInstance +} diff --git a/examples/quarkus/quarkus-qute-example/src/main/resources/templates/counter.html b/examples/quarkus/quarkus-qute-example/src/main/resources/templates/counter.html new file mode 100644 index 0000000..d9978ed --- /dev/null +++ b/examples/quarkus/quarkus-qute-example/src/main/resources/templates/counter.html @@ -0,0 +1,187 @@ + + + + + + Counting Stars + + + + + +
+

Counting Stars

+
+ {#fragment id = "counter"} + {value} + {/fragment} +
+
+ + +
+
+ + + \ No newline at end of file diff --git a/examples/quarkus/quarkus-rest-example/build.gradle.kts b/examples/quarkus/quarkus-rest-example/build.gradle.kts new file mode 100644 index 0000000..6b4bbc0 --- /dev/null +++ b/examples/quarkus/quarkus-rest-example/build.gradle.kts @@ -0,0 +1,52 @@ +plugins { + kotlin("jvm") version "2.2.10" + kotlin("plugin.allopen") version "2.2.10" + id("io.quarkus") +} + +repositories { + mavenCentral() + mavenLocal() +} + +val quarkusPlatformGroupId: String by project +val quarkusPlatformArtifactId: String by project +val quarkusPlatformVersion: String by project + +dependencies { + implementation("dev.data-star.kotlin:kotlin-sdk:1.0.0-RC1") + implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core:1.10.2") + + implementation(enforcedPlatform("${quarkusPlatformGroupId}:${quarkusPlatformArtifactId}:${quarkusPlatformVersion}")) + implementation("io.quarkus:quarkus-kotlin") + implementation("org.jetbrains.kotlin:kotlin-stdlib-jdk8") + implementation("io.quarkus:quarkus-arc") + implementation("io.quarkus:quarkus-rest") + testImplementation("io.quarkus:quarkus-junit5") + testImplementation("io.rest-assured:rest-assured") +} + +group = "dev.datastar.kotlin" +version = "1.0.0-SNAPSHOT" + +java { + sourceCompatibility = JavaVersion.VERSION_21 + targetCompatibility = JavaVersion.VERSION_21 +} + +tasks.withType { + systemProperty("java.util.logging.manager", "org.jboss.logmanager.LogManager") +} +allOpen { + annotation("jakarta.ws.rs.Path") + annotation("jakarta.enterprise.context.ApplicationScoped") + annotation("jakarta.persistence.Entity") + annotation("io.quarkus.test.junit.QuarkusTest") +} + +kotlin { + compilerOptions { + jvmTarget = org.jetbrains.kotlin.gradle.dsl.JvmTarget.JVM_21 + javaParameters = true + } +} diff --git a/examples/quarkus/quarkus-rest-example/gradle.properties b/examples/quarkus/quarkus-rest-example/gradle.properties new file mode 100644 index 0000000..9dbf444 --- /dev/null +++ b/examples/quarkus/quarkus-rest-example/gradle.properties @@ -0,0 +1,5 @@ +quarkusPluginId=io.quarkus +quarkusPluginVersion=3.26.1 +quarkusPlatformGroupId=io.quarkus.platform +quarkusPlatformArtifactId=quarkus-bom +quarkusPlatformVersion=3.26.1 diff --git a/examples/quarkus/quarkus-rest-example/gradle/wrapper/gradle-wrapper.jar b/examples/quarkus/quarkus-rest-example/gradle/wrapper/gradle-wrapper.jar new file mode 100644 index 0000000..1b33c55 Binary files /dev/null and b/examples/quarkus/quarkus-rest-example/gradle/wrapper/gradle-wrapper.jar differ diff --git a/examples/quarkus/quarkus-rest-example/gradle/wrapper/gradle-wrapper.properties b/examples/quarkus/quarkus-rest-example/gradle/wrapper/gradle-wrapper.properties new file mode 100644 index 0000000..2a84e18 --- /dev/null +++ b/examples/quarkus/quarkus-rest-example/gradle/wrapper/gradle-wrapper.properties @@ -0,0 +1,7 @@ +distributionBase=GRADLE_USER_HOME +distributionPath=wrapper/dists +distributionUrl=https\://services.gradle.org/distributions/gradle-9.0.0-bin.zip +networkTimeout=10000 +validateDistributionUrl=true +zipStoreBase=GRADLE_USER_HOME +zipStorePath=wrapper/dists diff --git a/examples/quarkus/quarkus-rest-example/gradlew b/examples/quarkus/quarkus-rest-example/gradlew new file mode 100755 index 0000000..23d15a9 --- /dev/null +++ b/examples/quarkus/quarkus-rest-example/gradlew @@ -0,0 +1,251 @@ +#!/bin/sh + +# +# Copyright © 2015-2021 the original authors. +# +# 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 +# +# https://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. +# +# SPDX-License-Identifier: Apache-2.0 +# + +############################################################################## +# +# Gradle start up script for POSIX generated by Gradle. +# +# Important for running: +# +# (1) You need a POSIX-compliant shell to run this script. If your /bin/sh is +# noncompliant, but you have some other compliant shell such as ksh or +# bash, then to run this script, type that shell name before the whole +# command line, like: +# +# ksh Gradle +# +# Busybox and similar reduced shells will NOT work, because this script +# requires all of these POSIX shell features: +# * functions; +# * expansions «$var», «${var}», «${var:-default}», «${var+SET}», +# «${var#prefix}», «${var%suffix}», and «$( cmd )»; +# * compound commands having a testable exit status, especially «case»; +# * various built-in commands including «command», «set», and «ulimit». +# +# Important for patching: +# +# (2) This script targets any POSIX shell, so it avoids extensions provided +# by Bash, Ksh, etc; in particular arrays are avoided. +# +# The "traditional" practice of packing multiple parameters into a +# space-separated string is a well documented source of bugs and security +# problems, so this is (mostly) avoided, by progressively accumulating +# options in "$@", and eventually passing that to Java. +# +# Where the inherited environment variables (DEFAULT_JVM_OPTS, JAVA_OPTS, +# and GRADLE_OPTS) rely on word-splitting, this is performed explicitly; +# see the in-line comments for details. +# +# There are tweaks for specific operating systems such as AIX, CygWin, +# Darwin, MinGW, and NonStop. +# +# (3) This script is generated from the Groovy template +# https://github.com/gradle/gradle/blob/HEAD/platforms/jvm/plugins-application/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt +# within the Gradle project. +# +# You can find Gradle at https://github.com/gradle/gradle/. +# +############################################################################## + +# Attempt to set APP_HOME + +# Resolve links: $0 may be a link +app_path=$0 + +# Need this for daisy-chained symlinks. +while + APP_HOME=${app_path%"${app_path##*/}"} # leaves a trailing /; empty if no leading path + [ -h "$app_path" ] +do + ls=$( ls -ld "$app_path" ) + link=${ls#*' -> '} + case $link in #( + /*) app_path=$link ;; #( + *) app_path=$APP_HOME$link ;; + esac +done + +# This is normally unused +# shellcheck disable=SC2034 +APP_BASE_NAME=${0##*/} +# Discard cd standard output in case $CDPATH is set (https://github.com/gradle/gradle/issues/25036) +APP_HOME=$( cd -P "${APP_HOME:-./}" > /dev/null && printf '%s\n' "$PWD" ) || exit + +# Use the maximum available, or set MAX_FD != -1 to use that value. +MAX_FD=maximum + +warn () { + echo "$*" +} >&2 + +die () { + echo + echo "$*" + echo + exit 1 +} >&2 + +# OS specific support (must be 'true' or 'false'). +cygwin=false +msys=false +darwin=false +nonstop=false +case "$( uname )" in #( + CYGWIN* ) cygwin=true ;; #( + Darwin* ) darwin=true ;; #( + MSYS* | MINGW* ) msys=true ;; #( + NONSTOP* ) nonstop=true ;; +esac + +CLASSPATH="\\\"\\\"" + + +# Determine the Java command to use to start the JVM. +if [ -n "$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: $JAVA_HOME + +Please set the JAVA_HOME variable in your environment to match the +location of your Java installation." + fi +else + JAVACMD=java + if ! command -v java >/dev/null 2>&1 + then + die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. + +Please set the JAVA_HOME variable in your environment to match the +location of your Java installation." + fi +fi + +# Increase the maximum file descriptors if we can. +if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then + case $MAX_FD in #( + max*) + # In POSIX sh, ulimit -H is undefined. That's why the result is checked to see if it worked. + # shellcheck disable=SC2039,SC3045 + MAX_FD=$( ulimit -H -n ) || + warn "Could not query maximum file descriptor limit" + esac + case $MAX_FD in #( + '' | soft) :;; #( + *) + # In POSIX sh, ulimit -n is undefined. That's why the result is checked to see if it worked. + # shellcheck disable=SC2039,SC3045 + ulimit -n "$MAX_FD" || + warn "Could not set maximum file descriptor limit to $MAX_FD" + esac +fi + +# Collect all arguments for the java command, stacking in reverse order: +# * args from the command line +# * the main class name +# * -classpath +# * -D...appname settings +# * --module-path (only if needed) +# * DEFAULT_JVM_OPTS, JAVA_OPTS, and GRADLE_OPTS environment variables. + +# For Cygwin or MSYS, switch paths to Windows format before running java +if "$cygwin" || "$msys" ; then + APP_HOME=$( cygpath --path --mixed "$APP_HOME" ) + CLASSPATH=$( cygpath --path --mixed "$CLASSPATH" ) + + JAVACMD=$( cygpath --unix "$JAVACMD" ) + + # Now convert the arguments - kludge to limit ourselves to /bin/sh + for arg do + if + case $arg in #( + -*) false ;; # don't mess with options #( + /?*) t=${arg#/} t=/${t%%/*} # looks like a POSIX filepath + [ -e "$t" ] ;; #( + *) false ;; + esac + then + arg=$( cygpath --path --ignore --mixed "$arg" ) + fi + # Roll the args list around exactly as many times as the number of + # args, so each arg winds up back in the position where it started, but + # possibly modified. + # + # NB: a `for` loop captures its iteration list before it begins, so + # changing the positional parameters here affects neither the number of + # iterations, nor the values presented in `arg`. + shift # remove old arg + set -- "$@" "$arg" # push replacement arg + done +fi + + +# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. +DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"' + +# Collect all arguments for the java command: +# * DEFAULT_JVM_OPTS, JAVA_OPTS, and optsEnvironmentVar are not allowed to contain shell fragments, +# and any embedded shellness will be escaped. +# * For example: A user cannot expect ${Hostname} to be expanded, as it is an environment variable and will be +# treated as '${Hostname}' itself on the command line. + +set -- \ + "-Dorg.gradle.appname=$APP_BASE_NAME" \ + -classpath "$CLASSPATH" \ + -jar "$APP_HOME/gradle/wrapper/gradle-wrapper.jar" \ + "$@" + +# Stop when "xargs" is not available. +if ! command -v xargs >/dev/null 2>&1 +then + die "xargs is not available" +fi + +# Use "xargs" to parse quoted args. +# +# With -n1 it outputs one arg per line, with the quotes and backslashes removed. +# +# In Bash we could simply go: +# +# readarray ARGS < <( xargs -n1 <<<"$var" ) && +# set -- "${ARGS[@]}" "$@" +# +# but POSIX shell has neither arrays nor command substitution, so instead we +# post-process each arg (as a line of input to sed) to backslash-escape any +# character that might be a shell metacharacter, then use eval to reverse +# that process (while maintaining the separation between arguments), and wrap +# the whole thing up as a single "set" statement. +# +# This will of course break if any of these variables contains a newline or +# an unmatched quote. +# + +eval "set -- $( + printf '%s\n' "$DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS" | + xargs -n1 | + sed ' s~[^-[:alnum:]+,./:=@_]~\\&~g; ' | + tr '\n' ' ' + )" '"$@"' + +exec "$JAVACMD" "$@" diff --git a/examples/quarkus/quarkus-rest-example/gradlew.bat b/examples/quarkus/quarkus-rest-example/gradlew.bat new file mode 100755 index 0000000..db3a6ac --- /dev/null +++ b/examples/quarkus/quarkus-rest-example/gradlew.bat @@ -0,0 +1,94 @@ +@rem +@rem Copyright 2015 the original author or authors. +@rem +@rem Licensed under the Apache License, Version 2.0 (the "License"); +@rem you may not use this file except in compliance with the License. +@rem You may obtain a copy of the License at +@rem +@rem https://www.apache.org/licenses/LICENSE-2.0 +@rem +@rem Unless required by applicable law or agreed to in writing, software +@rem distributed under the License is distributed on an "AS IS" BASIS, +@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +@rem See the License for the specific language governing permissions and +@rem limitations under the License. +@rem +@rem SPDX-License-Identifier: Apache-2.0 +@rem + +@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=. +@rem This is normally unused +set APP_BASE_NAME=%~n0 +set APP_HOME=%DIRNAME% + +@rem Resolve any "." and ".." in APP_HOME to make it shorter. +for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi + +@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="-Xmx64m" "-Xms64m" + +@rem Find java.exe +if defined JAVA_HOME goto findJavaFromJavaHome + +set JAVA_EXE=java.exe +%JAVA_EXE% -version >NUL 2>&1 +if %ERRORLEVEL% equ 0 goto execute + +echo. 1>&2 +echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 1>&2 +echo. 1>&2 +echo Please set the JAVA_HOME variable in your environment to match the 1>&2 +echo location of your Java installation. 1>&2 + +goto fail + +:findJavaFromJavaHome +set JAVA_HOME=%JAVA_HOME:"=% +set JAVA_EXE=%JAVA_HOME%/bin/java.exe + +if exist "%JAVA_EXE%" goto execute + +echo. 1>&2 +echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 1>&2 +echo. 1>&2 +echo Please set the JAVA_HOME variable in your environment to match the 1>&2 +echo location of your Java installation. 1>&2 + +goto fail + +:execute +@rem Setup the command line + +set CLASSPATH= + + +@rem Execute Gradle +"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" -jar "%APP_HOME%\gradle\wrapper\gradle-wrapper.jar" %* + +:end +@rem End local scope for the variables with windows NT shell +if %ERRORLEVEL% equ 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! +set EXIT_CODE=%ERRORLEVEL% +if %EXIT_CODE% equ 0 set EXIT_CODE=1 +if not ""=="%GRADLE_EXIT_CONSOLE%" exit %EXIT_CODE% +exit /b %EXIT_CODE% + +:mainEnd +if "%OS%"=="Windows_NT" endlocal + +:omega diff --git a/examples/quarkus/quarkus-rest-example/settings.gradle.kts b/examples/quarkus/quarkus-rest-example/settings.gradle.kts new file mode 100644 index 0000000..e7b857c --- /dev/null +++ b/examples/quarkus/quarkus-rest-example/settings.gradle.kts @@ -0,0 +1,13 @@ +pluginManagement { + val quarkusPluginVersion: String by settings + val quarkusPluginId: String by settings + repositories { + mavenCentral() + gradlePluginPortal() + mavenLocal() + } + plugins { + id(quarkusPluginId) version quarkusPluginVersion + } +} +rootProject.name = "quarkus-rest-example" diff --git a/examples/quarkus/quarkus-rest-example/src/main/kotlin/dev/datastar/kotlin/CounterApp.kt b/examples/quarkus/quarkus-rest-example/src/main/kotlin/dev/datastar/kotlin/CounterApp.kt new file mode 100644 index 0000000..907928c --- /dev/null +++ b/examples/quarkus/quarkus-rest-example/src/main/kotlin/dev/datastar/kotlin/CounterApp.kt @@ -0,0 +1,70 @@ +package dev.datastar.kotlin + +import dev.datastar.kotlin.sdk.Response +import dev.datastar.kotlin.sdk.ServerSentEventGenerator +import jakarta.ws.rs.GET +import jakarta.ws.rs.POST +import jakarta.ws.rs.Path +import jakarta.ws.rs.Produces +import jakarta.ws.rs.core.MediaType +import jakarta.ws.rs.core.StreamingOutput +import kotlinx.coroutines.flow.MutableStateFlow +import kotlinx.coroutines.runBlocking +import java.io.Writer + +@Path("/") +class CounterApp { + + private val counter: MutableStateFlow = MutableStateFlow(0) + + @GET + @Produces(MediaType.TEXT_HTML) + fun index(): String { + return this::class.java.classLoader.getResource("counter.html")?.readText() + ?: throw IllegalStateException("counter.html not found in resources") + } + + @GET + @Path("/counter") + @Produces(MediaType.SERVER_SENT_EVENTS) + fun counter() = StreamingOutput { output -> + val writer = output.writer() + val generator = ServerSentEventGenerator(adaptResponse(writer)) + + runBlocking { + counter.collect { event -> + generator.patchElements("""${event}""") + + if (event == 3) { + generator.executeScript("""alert('Thanks for trying Datastar!')""") + } + } + } + } + + private fun adaptResponse(writer: Writer): Response = object : Response { + override fun sendConnectionHeaders(status: Int, headers: Map>) { + // connection is already set up by JAX-RS + } + + override fun write(text: String) { + writer.write(text) + } + + override fun flush() { + writer.flush() + } + } + + @POST + @Path("/increment") + fun increment() { + counter.value++ + } + + @POST + @Path("/decrement") + fun decrement() { + counter.value-- + } +} \ No newline at end of file diff --git a/examples/quarkus/quarkus-rest-example/src/main/resources/counter.html b/examples/quarkus/quarkus-rest-example/src/main/resources/counter.html new file mode 100644 index 0000000..b8a6a79 --- /dev/null +++ b/examples/quarkus/quarkus-rest-example/src/main/resources/counter.html @@ -0,0 +1,185 @@ + + + + + + Counting Stars + + + + + +
+

Counting Stars

+
+ Loading... +
+
+ + +
+
+ + + \ No newline at end of file diff --git a/settings.gradle.kts b/settings.gradle.kts index c808008..dda9814 100644 --- a/settings.gradle.kts +++ b/settings.gradle.kts @@ -5,3 +5,6 @@ plugins { rootProject.name = "datastar-kotlin" include("sdk") + +includeBuild("examples/quarkus/quarkus-rest-example") +includeBuild("examples/quarkus/quarkus-qute-example")