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Created November 28, 2012 20:48
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Raw
README.md
Raw
build.properties
sbt.version=0.12.1
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build.sbt
organization := "info.schleichardt"
name := "Hello App"
version := "0.1.0-SNAPSHOT"
scalaVersion := "2.9.2"
seq(webSettings :_*)
classpathTypes ~= (_ + "orbit")
libraryDependencies ++= Seq(
"org.scalatra" % "scalatra" % "2.1.1",
"org.scalatra" % "scalatra-scalate" % "2.1.1",
"org.scalatra" % "scalatra-specs2" % "2.1.1" % "test",
"ch.qos.logback" % "logback-classic" % "1.0.6" % "runtime",
"org.eclipse.jetty" % "jetty-webapp" % "8.1.7.v20120910" % "container",
"org.eclipse.jetty.orbit" % "javax.servlet" % "3.0.0.v201112011016" % "container;provided;test" artifacts (Artifact("javax.servlet", "jar", "jar"))
)
seq(coffeeSettings: _*)
(resourceManaged in (Compile, CoffeeKeys.coffee)) <<= (resourceManaged in Compile)(_ / "webapp" / "js")
com.github.siasia.PluginKeys.webappResources in Compile <+= (resourceManaged in Compile)(_ / "webapp" )
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default.scaml
-@ val title: String
-@ val headline: String = title
-@ val body: String
!!!
%html
%head
%title= title
%body
#content
%h1= headline
!= body
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example.coffee
document.getElementById('indicator').innerHTML = 'JavaScript file found';
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hello-scalate.scaml
- attributes("title") = "Scalatra: a tiny, Sinatra-like web framework for Scala"
- attributes("headline") = "Welcome to Scalatra"
Hello, Scalate!
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HelloApp.scala
package info.schleichardt
object HelloApp extends App {
println("hello, world")
}
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index.html
<div id=indicator>JavaScript file not found</div>
<script src="js/example.js"></script>
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logback.xml
<configuration>
<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
<!-- encoders are assigned the type
ch.qos.logback.classic.encoder.PatternLayoutEncoder by default -->
<encoder>
<pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern>
</encoder>
</appender>
<root level="info">
<appender-ref ref="STDOUT" />
</root>
</configuration>
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MyServlet.scala
package info.schleichardt.scalatra.hello
import org.scalatra._
import scalate.ScalateSupport
class MyServlet extends ScalatraServlet with ScalateSupport {
get("/") {
<html>
<body>
<div id="indicator">JavaScript file not found</div>
<script src="js/example.js"></script>
</body>
</html>
}
notFound {
// remove content type in case it was set through an action
contentType = null
// Try to render a ScalateTemplate if no route matched
findTemplate(requestPath) map { path =>
contentType = "text/html"
layoutTemplate(path)
} orElse serveStaticResource() getOrElse resourceNotFound()
}
}
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MyServletSpec.scala
package info.schleichardt.scalatra.hello
import org.scalatra.test.specs2._
// For more on Specs2, see http://etorreborre.github.com/specs2/guide/org.specs2.guide.QuickStart.html
class MyServletSpec extends ScalatraSpec { def is =
"GET / on MyServlet" ^
"should return status 200" ! root200^
end
addServlet(classOf[MyServlet], "/*")
def root200 = get("/") {
status must_== 200
}
}
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plugins.sbt
libraryDependencies <+= sbtVersion(v => v match {
case "0.11.0" => "com.github.siasia" %% "xsbt-web-plugin" % "0.11.0-0.2.8"
case "0.11.1" => "com.github.siasia" %% "xsbt-web-plugin" % "0.11.1-0.2.10"
case "0.11.2" => "com.github.siasia" %% "xsbt-web-plugin" % "0.11.2-0.2.11"
case "0.11.3" => "com.github.siasia" %% "xsbt-web-plugin" % "0.11.3-0.2.11.1"
case x if (x.startsWith("0.12")) => "com.github.siasia" %% "xsbt-web-plugin" % "0.12.0-0.2.11.1"
})
resolvers += Resolver.url("sbt-plugin-releases",
new URL("http://scalasbt.artifactoryonline.com/scalasbt/sbt-plugin-releases/"))(
Resolver.ivyStylePatterns)
addSbtPlugin("me.lessis" % "coffeescripted-sbt" % "0.2.3")
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sbt
#!/usr/bin/env bash
#
# A more capable sbt runner, coincidentally also called sbt.
# Author: Paul Phillips <[email protected]>
# todo - make this dynamic
declare -r sbt_release_version=0.12.0
declare -r sbt_snapshot_version=0.13.0-SNAPSHOT
unset sbt_jar sbt_dir sbt_create sbt_snapshot sbt_launch_dir
unset scala_version java_home sbt_explicit_version
unset verbose debug quiet
for arg in "$@"; do
case $arg in
-q|-quiet) quiet=1 ;;
*) ;;
esac
done
build_props_sbt () {
if [[ -f project/build.properties ]]; then
versionLine=$(grep ^sbt.version project/build.properties)
versionString=${versionLine##sbt.version=}
echo "$versionString"
fi
}
update_build_props_sbt () {
local ver="$1"
local old=$(build_props_sbt)
if [[ $ver == $old ]]; then
return
elif [[ -f project/build.properties ]]; then
perl -pi -e "s/^sbt\.version=.*\$/sbt.version=${ver}/" project/build.properties
grep -q '^sbt.version=' project/build.properties || echo "sbt.version=${ver}" >> project/build.properties
echo !!!
echo !!! Updated file project/build.properties setting sbt.version to: $ver
echo !!! Previous value was: $old
echo !!!
fi
}
sbt_version () {
if [[ -n $sbt_explicit_version ]]; then
echo $sbt_explicit_version
else
local v=$(build_props_sbt)
if [[ -n $v ]]; then
echo $v
else
echo $sbt_release_version
fi
fi
}
echoerr () {
[[ -z $quiet ]] && echo 1>&2 "$@"
}
vlog () {
[[ $verbose || $debug ]] && echoerr "$@"
}
dlog () {
[[ $debug ]] && echoerr "$@"
}
# this seems to cover the bases on OSX, and someone will
# have to tell me about the others.
get_script_path () {
local path="$1"
[[ -L "$path" ]] || { echo "$path" ; return; }
local target=$(readlink "$path")
if [[ "${target:0:1}" == "/" ]]; then
echo "$target"
else
echo "$(dirname $path)/$target"
fi
}
# a ham-fisted attempt to move some memory settings in concert
# so they need not be dicked around with individually.
get_mem_opts () {
local mem=${1:-1536}
local perm=$(( $mem / 4 ))
(( $perm > 256 )) || perm=256
(( $perm < 1024 )) || perm=1024
local codecache=$(( $perm / 2 ))
echo "-Xms${mem}m -Xmx${mem}m -XX:MaxPermSize=${perm}m -XX:ReservedCodeCacheSize=${codecache}m"
}
die() {
echo "Aborting: $@"
exit 1
}
make_url () {
groupid="$1"
category="$2"
version="$3"
echo "http://typesafe.artifactoryonline.com/typesafe/ivy-$category/$groupid/sbt-launch/$version/sbt-launch.jar"
}
declare -r default_jvm_opts="-Dfile.encoding=UTF8"
declare -r default_sbt_opts="-XX:+CMSClassUnloadingEnabled"
declare -r default_sbt_mem=1536
declare -r noshare_opts="-Dsbt.global.base=project/.sbtboot -Dsbt.boot.directory=project/.boot -Dsbt.ivy.home=project/.ivy"
declare -r sbt_opts_file=".sbtopts"
declare -r jvm_opts_file=".jvmopts"
declare -r latest_28="2.8.2"
declare -r latest_29="2.9.2"
declare -r latest_210="2.10.0-SNAPSHOT"
declare -r script_path=$(get_script_path "$BASH_SOURCE")
declare -r script_dir="$(dirname $script_path)"
declare -r script_name="$(basename $script_path)"
# some non-read-onlies set with defaults
declare java_cmd=java
declare sbt_launch_dir="$script_dir/.lib"
declare sbt_universal_launcher="$script_dir/lib/sbt-launch.jar"
declare sbt_mem=$default_sbt_mem
declare sbt_jar=$sbt_universal_launcher
# pull -J and -D options to give to java.
declare -a residual_args
declare -a java_args
declare -a scalac_args
declare -a sbt_commands
build_props_scala () {
if [[ -f project/build.properties ]]; then
versionLine=$(grep ^build.scala.versions project/build.properties)
versionString=${versionLine##build.scala.versions=}
echo ${versionString%% .*}
fi
}
execRunner () {
# print the arguments one to a line, quoting any containing spaces
[[ $verbose || $debug ]] && echo "# Executing command line:" && {
for arg; do
if printf "%s\n" "$arg" | grep -q ' '; then
printf "\"%s\"\n" "$arg"
else
printf "%s\n" "$arg"
fi
done
echo ""
}
exec "$@"
}
sbt_groupid () {
case $(sbt_version) in
0.7.*) echo org.scala-tools.sbt ;;
0.10.*) echo org.scala-tools.sbt ;;
0.11.[12]) echo org.scala-tools.sbt ;;
*) echo org.scala-sbt ;;
esac
}
sbt_artifactory_list () {
local version0=$(sbt_version)
local version=${version0%-SNAPSHOT}
local url="http://typesafe.artifactoryonline.com/typesafe/ivy-snapshots/$(sbt_groupid)/sbt-launch/"
dlog "Looking for snapshot list at: $url "
curl -s --list-only "$url" | \
grep -F $version | \
perl -e 'print reverse <>' | \
perl -pe 's#^<a href="([^"/]+).*#$1#;'
}
make_release_url () {
make_url $(sbt_groupid) releases $(sbt_version)
}
# argument is e.g. 0.13.0-SNAPSHOT
# finds the actual version (with the build id) at artifactory
make_snapshot_url () {
for ver in $(sbt_artifactory_list); do
local url=$(make_url $(sbt_groupid) snapshots $ver)
dlog "Testing $url"
curl -s --head "$url" >/dev/null
dlog "curl returned: $?"
echo "$url"
return
done
}
jar_url () {
case $(sbt_version) in
0.7.*) echo "http://simple-build-tool.googlecode.com/files/sbt-launch-0.7.7.jar" ;;
*-SNAPSHOT) make_snapshot_url ;;
*) make_release_url ;;
esac
}
jar_file () {
echo "$sbt_launch_dir/$1/sbt-launch.jar"
}
download_url () {
local url="$1"
local jar="$2"
echo "Downloading sbt launcher $(sbt_version):"
echo " From $url"
echo " To $jar"
mkdir -p $(dirname "$jar") && {
if which curl >/dev/null; then
curl --fail --silent "$url" --output "$jar"
elif which wget >/dev/null; then
wget --quiet -O "$jar" "$url"
fi
} && [[ -f "$jar" ]]
}
acquire_sbt_jar () {
sbt_url="$(jar_url)"
sbt_jar="$(jar_file $(sbt_version))"
[[ -f "$sbt_jar" ]] || download_url "$sbt_url" "$sbt_jar"
}
usage () {
cat <<EOM
Usage: $script_name [options]
-h | -help print this message
-v | -verbose this runner is chattier
-d | -debug set sbt log level to Debug
-q | -quiet set sbt log level to Error
-no-colors disable ANSI color codes
-sbt-create start sbt even if current directory contains no sbt project
-sbt-dir <path> path to global settings/plugins directory (default: ~/.sbt/<version>)
-sbt-boot <path> path to shared boot directory (default: ~/.sbt/boot in 0.11+)
-ivy <path> path to local Ivy repository (default: ~/.ivy2)
-mem <integer> set memory options (default: $sbt_mem, which is
$(get_mem_opts $sbt_mem) )
-no-share use all local caches; no sharing
-offline put sbt in offline mode
-jvm-debug <port> Turn on JVM debugging, open at the given port.
-batch Disable interactive mode
# sbt version (default: from project/build.properties if present, else latest release)
!!! The only way to accomplish this pre-0.12.0 if there is a build.properties file which
!!! contains an sbt.version property is to update the file on disk. That's what this does.
-sbt-version <version> use the specified version of sbt
-sbt-jar <path> use the specified jar as the sbt launcher
-sbt-snapshot use a snapshot version of sbt
-sbt-launch-dir <path> directory to hold sbt launchers (default: $sbt_launch_dir)
# scala version (default: as chosen by sbt)
-28 use $latest_28
-29 use $latest_29
-210 use $latest_210
-scala-home <path> use the scala build at the specified directory
-scala-version <version> use the specified version of scala
# java version (default: java from PATH, currently $(java -version |& grep version))
-java-home <path> alternate JAVA_HOME
# jvm options and output control
JAVA_OPTS environment variable holding jvm args, if unset uses "$default_jvm_opts"
SBT_OPTS environment variable holding jvm args, if unset uses "$default_sbt_opts"
.jvmopts if file is in sbt root, it is prepended to the args given to the jvm
.sbtopts if file is in sbt root, it is prepended to the args given to **sbt**
-Dkey=val pass -Dkey=val directly to the jvm
-J-X pass option -X directly to the jvm (-J is stripped)
-S-X add -X to sbt's scalacOptions (-J is stripped)
In the case of duplicated or conflicting options, the order above
shows precedence: JAVA_OPTS lowest, command line options highest.
EOM
}
addJava () {
dlog "[addJava] arg = '$1'"
java_args=( "${java_args[@]}" "$1" )
}
addSbt () {
dlog "[addSbt] arg = '$1'"
sbt_commands=( "${sbt_commands[@]}" "$1" )
}
addScalac () {
dlog "[addScalac] arg = '$1'"
scalac_args=( "${scalac_args[@]}" "$1" )
}
addResidual () {
dlog "[residual] arg = '$1'"
residual_args=( "${residual_args[@]}" "$1" )
}
addResolver () {
addSbt "set resolvers in ThisBuild += $1"
}
addDebugger () {
addJava "-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=$1"
}
get_jvm_opts () {
# echo "${JAVA_OPTS:-$default_jvm_opts}"
# echo "${SBT_OPTS:-$default_sbt_opts}"
[[ -f "$jvm_opts_file" ]] && cat "$jvm_opts_file"
}
process_args ()
{
require_arg () {
local type="$1"
local opt="$2"
local arg="$3"
if [[ -z "$arg" ]] || [[ "${arg:0:1}" == "-" ]]; then
die "$opt requires <$type> argument"
fi
}
while [[ $# -gt 0 ]]; do
case "$1" in
-h|-help) usage; exit 1 ;;
-v|-verbose) verbose=1 && shift ;;
-d|-debug) debug=1 && shift ;;
-q|-quiet) quiet=1 && shift ;;
-ivy) require_arg path "$1" "$2" && addJava "-Dsbt.ivy.home=$2" && shift 2 ;;
-mem) require_arg integer "$1" "$2" && sbt_mem="$2" && shift 2 ;;
-no-colors) addJava "-Dsbt.log.noformat=true" && shift ;;
-no-share) addJava "$noshare_opts" && shift ;;
-sbt-boot) require_arg path "$1" "$2" && addJava "-Dsbt.boot.directory=$2" && shift 2 ;;
-sbt-dir) require_arg path "$1" "$2" && sbt_dir="$2" && shift 2 ;;
-debug-inc) addJava "-Dxsbt.inc.debug=true" && shift ;;
-offline) addSbt "set offline := true" && shift ;;
-jvm-debug) require_arg port "$1" "$2" && addDebugger $2 && shift 2 ;;
-batch) exec </dev/null && shift ;;
-sbt-create) sbt_create=true && shift ;;
-sbt-snapshot) sbt_explicit_version=$sbt_snapshot_version && shift ;;
-sbt-jar) require_arg path "$1" "$2" && sbt_jar="$2" && shift 2 ;;
-sbt-version) require_arg version "$1" "$2" && sbt_explicit_version="$2" && shift 2 ;;
-sbt-launch-dir) require_arg path "$1" "$2" && sbt_launch_dir="$2" && shift 2 ;;
-scala-version) require_arg version "$1" "$2" && addSbt "set scalaVersion := \"$2\"" && shift 2 ;;
-scala-home) require_arg path "$1" "$2" && addSbt "set scalaHome in ThisBuild := Some(file(\"$2\"))" && shift 2 ;;
-java-home) require_arg path "$1" "$2" && java_cmd="$2/bin/java" && shift 2 ;;
-D*) addJava "$1" && shift ;;
-J*) addJava "${1:2}" && shift ;;
-S*) addScalac "${1:2}" && shift ;;
-28) addSbt "++ $latest_28" && shift ;;
-29) addSbt "++ $latest_29" && shift ;;
-210) addSbt "++ $latest_210" && shift ;;
*) addResidual "$1" && shift ;;
esac
done
[[ $debug ]] && {
case $(sbt_version) in
0.7.*) addSbt "debug" ;;
*) addSbt "set logLevel in Global := Level.Debug" ;;
esac
}
[[ $quiet ]] && {
case $(sbt_version) in
0.7.*) ;;
*) addSbt "set logLevel in Global := Level.Error" ;;
esac
}
}
# if .sbtopts exists, prepend its contents to $@ so it can be processed by this runner
[[ -f "$sbt_opts_file" ]] && {
sbtargs=()
while IFS= read -r arg; do
sbtargs=( "${sbtargs[@]}" "$arg" )
done <"$sbt_opts_file"
set -- "${sbtargs[@]}" "$@"
}
# process the combined args, then reset "$@" to the residuals
process_args "$@"
set -- "${residual_args[@]}"
argumentCount=$#
# set scalacOptions if we were given any -S opts
[[ ${#scalac_args[@]} -eq 0 ]] || addSbt "set scalacOptions in ThisBuild += \"${scalac_args[@]}\""
# Update build.properties no disk to set explicit version - sbt gives us no choice
[[ -n "$sbt_explicit_version" ]] && update_build_props_sbt "$sbt_explicit_version"
echoerr "Detected sbt version $(sbt_version)"
[[ -n "$scala_version" ]] && echo "Overriding scala version to $scala_version"
# no args - alert them there's stuff in here
(( $argumentCount > 0 )) || echo "Starting $script_name: invoke with -help for other options"
# verify this is an sbt dir or -create was given
[[ -f ./build.sbt || -d ./project || -n "$sbt_create" ]] || {
cat <<EOM
$(pwd) doesn't appear to be an sbt project.
If you want to start sbt anyway, run:
$0 -sbt-create
EOM
exit 1
}
# pick up completion if present; todo
[[ -f .sbt_completion.sh ]] && source .sbt_completion.sh
# no jar? download it.
[[ -f "$sbt_jar" ]] || acquire_sbt_jar || {
# still no jar? uh-oh.
echo "Download failed. Obtain the jar manually and place it at $sbt_jar"
exit 1
}
[[ -n "$sbt_dir" ]] || {
sbt_dir=~/.sbt/$(sbt_version)
addJava "-Dsbt.global.base=$sbt_dir"
echoerr "Using $sbt_dir as sbt dir, -sbt-dir to override."
}
# since sbt 0.7 doesn't understand iflast
(( ${#residual_args[@]} == 0 )) && residual_args=( "shell" )
# run sbt
execRunner "$java_cmd" \
$(get_mem_opts $sbt_mem) \
$(get_jvm_opts) \
${java_args[@]} \
-jar "$sbt_jar" \
"${sbt_commands[@]}" \
"${residual_args[@]}"
Raw
Scalatra.scala
import info.schleichardt.scalatra.hello._
import org.scalatra._
import javax.servlet.ServletContext
/**
* This is the Scalatra bootstrap file. You can use it to mount servlets or
* filters. It's also a good place to put initialization code which needs to
* run at application start (e.g. database configurations), and init params.
*/
class Scalatra extends LifeCycle {
override def init(context: ServletContext) {
// Mount one or more servlets
context.mount(new MyServlet, "/*")
}
}
Raw
web.xml
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://java.sun.com/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
version="3.0">
<!--
This listener loads a class in the default package called Scalatra.
That class should should implement org.scalatra.LifeCycle. Your app
can be configured in Scala code there.
-->
<listener>
<listener-class>org.scalatra.servlet.ScalatraListener</listener-class>
</listener>
</web-app>
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