This commit is contained in:
petrukhnov
2026-06-17 15:31:35 +01:00
parent 91091653ea
commit a8e21bfd96
15 changed files with 754 additions and 1 deletions
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#build
build
out
#fradle
.gradle
#idea
.idea
*.iml
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1 # Lego ev3 with java
## setup
Install ev3dev to SD card and plug it to ev3 brick. Load OS and connect to WiFi.
Modify [config.gradle](config.gradle) to set correct IP of the ev3 brick.
```
remotes {
ev3dev {
host = '192.168.1.13'
user = 'robot'
password = 'maker'
}
}
```
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plugins {
id 'java'
id 'idea'
id 'org.hidetake.ssh' version '2.10.1'
id "net.ossindex.audit" version "0.4.5-beta"
id "com.github.johnrengelman.shadow" version "8.1.1"
}
repositories {
maven { url "https://jitpack.io" }
mavenCentral()
}
dependencies {
implementation("org.slf4j:slf4j-simple:1.7.25")
implementation("com.github.ev3dev-lang-java:ev3dev-lang-java:2.6.2-SNAPSHOT")
}
compileJava.options.encoding = 'UTF-8'
//Compile
compileJava {
sourceCompatibility = 11
targetCompatibility = 11
}
//Jar
jar {
archiveBaseName.set('lego-ev3-java')
manifest {
from file("${projectDir}/src/main/resources/META-INF/MANIFEST.MF")
}
}
task fatJar {
doLast {
}
}
fatJar.dependsOn shadowJar
apply from: './config.gradle'
apply from: './gradle/deploy.gradle'
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remotes {
ev3dev {
host = '192.168.1.13'
user = 'robot'
password = 'maker'
}
}
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ssh.settings {
knownHosts = allowAnyHosts
}
task testConnection {
doLast {
ssh.run {
session(remotes.ev3dev) {
println "ls "
execute "ls "
}
}
}
}
task free {
doLast {
ssh.run {
session(remotes.ev3dev) {
println "free "
execute "free "
}
}
}
}
task top {
doLast {
ssh.run {
session(remotes.ev3dev) {
println "top "
execute "top "
}
}
}
}
task ps {
doLast {
ssh.run {
session(remotes.ev3dev) {
println "ps "
execute "ps aux | sort -n -k 4 "
}
}
}
}
task stopBluetooth {
doLast {
ssh.run {
session(remotes.ev3dev) {
println "echo -e \"maker\" | sudo systemctl stop bluetooth"
execute "echo -e \"maker\" | sudo systemctl stop bluetooth"
}
}
}
}
task ev3devInfo {
doLast {
ssh.run {
session(remotes.ev3dev) {
println "ev3dev-sysinfo -m"
execute "ev3dev-sysinfo -m"
}
}
}
}
task pkillJava {
doLast {
ssh.run {
session(remotes.ev3dev) {
println "pkill java"
execute "pkill java"
}
}
}
}
task removePreviousJar {
doLast {
ssh.run {
session(remotes.ev3dev) {
println "rm /home/robot/" + "${rootProject.name}" + "-" + version + ".jar "
execute "rm /home/robot/" + "${rootProject.name}" + "-" + version + ".jar "
}
}
}
}
task deploy {
doLast {
ssh.run {
session(remotes.ev3dev) {
put from: "${projectDir}/build/libs/" + "${rootProject.name}" + "-" + version + ".jar", into: "/home/robot/"
}
}
}
}
deploy.dependsOn clean, fatJar
task remoteRun {
doLast {
ssh.run {
session(remotes.ev3dev) {
println "time java -jar /home/robot/" + "${rootProject.name}" + "-" + version + ".jar "
execute "time java -jar /home/robot/" + "${rootProject.name}" + "-" + version + ".jar "
}
}
}
}
task remoteBrickRun {
doLast {
ssh.run {
session(remotes.ev3dev) {
println "time brickrun -- java -jar /home/robot/" + "${rootProject.name}" + "-" + version + ".jar "
execute "time brickrun -- java -jar /home/robot/" + "${rootProject.name}" + "-" + version + ".jar "
}
}
}
}
task remoteRunClassVerbose {
doLast {
ssh.run {
session(remotes.ev3dev) {
println "java -verbose:class -jar /home/robot/" + "${rootProject.name}" + "-" + version + ".jar "
execute "java -verbose:class -jar /home/robot/" + "${rootProject.name}" + "-" + version + ".jar "
}
}
}
}
task remoteSudoRun {
doLast {
ssh.run {
session(remotes.ev3dev) {
println "echo -e \"maker\" | sudo -S java -jar /home/robot/" + "${rootProject.name}" + "-" + version + ".jar"
execute "echo -e \"maker\" | sudo -S java -jar /home/robot/" + "${rootProject.name}" + "-" + version + ".jar"
}
}
}
}
task remoteProfilingRun {
doLast {
ssh.run {
session(remotes.ev3dev) {
println "brickrun -- java -Dcom.sun.management.jmxremote=true -Dcom.sun.management.jmxremote.port=7091 -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false -jar /home/robot/" + "${rootProject.name}" + "-" + version + ".jar "
execute "brickrun -- java -Dcom.sun.management.jmxremote=true -Dcom.sun.management.jmxremote.port=7091 -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false -jar /home/robot/" + "${rootProject.name}" + "-" + version + ".jar "
}
}
}
}
task remoteProfilingSudoRun {
doLast {
ssh.run {
session(remotes.ev3dev) {
println "echo -e \"maker\" | sudo -S brickrun -- java -Dcom.sun.management.jmxremote=true -Dcom.sun.management.jmxremote.port=7091 -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false -jar /home/robot/" + "${rootProject.name}" + "-" + version + ".jar "
execute "echo -e \"maker\" | sudo -S brickrun -- java -Dcom.sun.management.jmxremote=true -Dcom.sun.management.jmxremote.port=7091 -Dcom.sun.management.jmxremote.authenticate=false -Dcom.sun.management.jmxremote.ssl=false -jar /home/robot/" + "${rootProject.name}" + "-" + version + ".jar "
}
}
}
}
task deployAndRun {
doLast {
}
}
deployAndRun.dependsOn deploy, remoteRun
task deployAndBrickRun {
doLast {
}
}
deployAndBrickRun.dependsOn deploy, remoteBrickRun
task deployAndSudoRun {
doLast {
}
}
deployAndSudoRun.dependsOn deploy, remoteSudoRun
task deployAndProfilingRun {
doLast {
}
}
deployAndProfilingRun.dependsOn deploy, remoteProfilingRun
task deployAndProfilingSudoRun {
doLast {
}
}
deployAndProfilingSudoRun.dependsOn deploy, remoteProfilingSudoRun
//Organize tasks in a Group
def groupName = "ev3dev-lang-java"
testConnection.group = groupName
free.group = groupName
ps.group = groupName
top.group = groupName
stopBluetooth.group = groupName
ev3devInfo.group = groupName
removePreviousJar.group = groupName
deploy.group = groupName
remoteBrickRun.group = groupName
remoteRun.group = groupName
remoteRunClassVerbose.group = groupName
remoteSudoRun.group = groupName
remoteProfilingRun.group = groupName
remoteProfilingSudoRun.group = groupName
deployAndRun.group = groupName
deployAndBrickRun.group = groupName
deployAndSudoRun.group = groupName
deployAndProfilingRun.group = groupName
deployAndProfilingSudoRun.group = groupName
pkillJava.group = groupName
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#Wed Jun 17 15:22:55 IST 2026
distributionBase=GRADLE_USER_HOME
distributionPath=wrapper/dists
distributionUrl=https\://services.gradle.org/distributions/gradle-9.3.0-bin.zip
zipStoreBase=GRADLE_USER_HOME
zipStorePath=wrapper/dists
Vendored Executable
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#!/usr/bin/env sh
#
# Copyright 2015 the original author or 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 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 or MSYS, switch paths to Windows format before running java
if [ "$cygwin" = "true" -o "$msys" = "true" ] ; 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" "$@"
Vendored
+100
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@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
@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
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lombok.nonNull.exceptionType = IllegalArgumentException
lombok.log.fieldName = LOGGER
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pluginManagement {
resolutionStrategy {
eachPlugin {
if (requested.id.namespace == "com.github.ev3dev-lang-java") {
useModule("com.github.ev3dev-lang-java:${requested.id.name}:${requested.version}")
}
}
}
repositories {
gradlePluginPortal()
maven { url "https://jitpack.io" }
mavenCentral()
}
}
rootProject.name = 'lego-ev3-java'
@@ -0,0 +1,100 @@
package eu.makerobots.legoev3java.simple.motor;
import ev3dev.actuators.Sound;
import ev3dev.actuators.lego.motors.EV3LargeRegulatedMotor;
import ev3dev.sensors.Button;
import lejos.hardware.Audio;
import lejos.hardware.Key;
import lejos.hardware.KeyListener;
import lejos.hardware.port.MotorPort;
import lejos.utility.Delay;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
class MotorCatapult {
public static Logger LOGGER = LoggerFactory.getLogger(MotorCatapultVariable.class);
public static int DELAY = 1000; //in ms
public static final EV3LargeRegulatedMotor motorA = new EV3LargeRegulatedMotor(MotorPort.A);
public static boolean running = true;
public static boolean active = false;
public static void main(String[] args) {
lcd.setFont(lcd.getFont().deriveFont(16f));
// keybinds
Button.ESCAPE.addKeyListener(new KeyListener() {
@Override
public void keyPressed(Key k) {
running = false;
System.exit(0);
}
@Override
public void keyReleased(Key k) {
}
});
Button.LEFT.addKeyListener(new KeyListener() {
@Override
public void keyPressed(Key k) {
}
@Override
public void keyReleased(Key k) {
shoot(100);
}
});
Button.ENTER.addKeyListener(new KeyListener() {
@Override
public void keyPressed(Key k) {
}
@Override
public void keyReleased(Key k) {
shoot(200);
}
});
Button.RIGHT.addKeyListener(new KeyListener() {
@Override
public void keyPressed(Key k) {
}
@Override
public void keyReleased(Key k) {
shoot(500);
}
});
//
Sound.getInstance().beep();
//infinite loop to not exit program
while (running) {
Delay.msDelay(DELAY);
}
}
private static void shoot(int speed) {
if (!active) {
active = true;
motorA.brake();
Delay.msDelay(DELAY);
motorA.setSpeed(speed);
motorA.rotate(180);
active = false;
}
}
}
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Manifest-Version: 1.0
Implementation-Title: lego-ev3-java
Implementation-Version: 0.3.0-SNAPSHOT
Implementation-Vendor: Konstantin Petrukhnov
Main-Class: eu.makerobots.legoev3java.simple.motor.MotorCatapult
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<?xml version="1.0" encoding="UTF-8"?>
<configuration>
<jmxConfigurator />
<appender name="STDERR" class="ch.qos.logback.core.ConsoleAppender">
<target>System.err</target>
<encoder class="ch.qos.logback.classic.encoder.PatternLayoutEncoder">
<Pattern>
%d{yyyy-MM-dd HH:mm:ss} [%thread] %-5level %logger{36} - %msg%n
</Pattern>
</encoder>
</appender>
<logger name="ch.qos.logback.core" level="OFF" />
<logger name="ev3dev.hardware" level="TRACE" />
<logger name="ev3dev.utils" level="TRACE" />
<root level="INFO">
<appender-ref ref="STDERR"/>
</root>
</configuration>
@@ -0,0 +1,10 @@
org.slf4j.simpleLogger.defaultLogLevel=info
org.slf4j.simpleLogger.showDateTime=true
org.slf4j.simpleLogger.dateTimeFormat=yyyy-MM-dd HH:mm:ss
org.slf4j.simpleLogger.showThreadName=true
org.slf4j.simpleLogger.showLogName=true
org.slf4j.simpleLogger.showShortLogName=false
org.slf4j.simpleLogger.logFile=System.err