#!/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.
#

##############################################################################
#
#   Gradle start up script for POSIX generated by 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 / for empty app_path
    APP_HOME=$(cd "$APP_HOME" && pwd -P)
    app_path=$(readlink "$app_path")
do
    :
done

APP_HOME=$(cd "${APP_HOME:-./}" && pwd -P)
APP_BASE_NAME=${0##*/}

# 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
    ;;
  MSYS* | 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
    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 $MAX_FD in
      max*)
        MAX_FD=$(ulimit -H -n) ||
            warn "Could not query maximum file descriptor limit"
    esac
    case $MAX_FD in
      '' | soft) :;;
      *)
        ulimit -n "$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
        shift
        case $arg in
            -D*)   arg=$arg ;;
            --module-path) arg=$arg ;;
            --add-opens)   arg=$arg ;;
            *)      arg=$(cygpath --path --ignore --mixed "$arg") ;;
        esac
        set -- "$@" "$arg"
    done
fi

# Collect all arguments for the java command;
#   * $DEFAULT_JVM_OPTS, $JAVA_OPTS, and $GRADLE_OPTS can contain fragments of
#     temporary arguments, e.g. -Dfoo=bar -Dbaz="qux qux"
#     instead of -Dfoo=bar -Dbaz="qux qux"
#   * shell script quoting is not yet supported
set -- \
        "-Dorg.gradle.appname=$APP_BASE_NAME" \
        -classpath "$CLASSPATH" \
        org.gradle.wrapper.GradleWrapperMain \
        "$@"

# Use "xargs" to parse quoted args.
#
# With -n://1//, we process at most one arg per execution.
#
eval "set -- $(
        printf '%s\n' "$DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS" |
        xargs -n1 |
        sed ' s~[^-[:alnum:]+,./:=@_]~\\&~g; ' |
        tr '\n' ' '
    )" '"$@"'

exec "$JAVACMD" "$@"