commit 09e25dddea72b65ae740cc1d38b097f458d19ba2 Author: Teriuihi Date: Mon Sep 26 14:50:30 2022 +0200 Initial commit diff --git a/build.gradle.kts b/build.gradle.kts new file mode 100644 index 0000000..9a090e6 --- /dev/null +++ b/build.gradle.kts @@ -0,0 +1,48 @@ +import com.github.jengelman.gradle.plugins.shadow.tasks.ConfigureShadowRelocation + +plugins { + id("java") + id("com.github.johnrengelman.shadow") version "7.1.0" +} + +group = "com.alttd" +version = "1.0.0-SNAPSHOT" +description = "Altitude DataLock Library." + +apply() + +java { + toolchain { + languageVersion.set(JavaLanguageVersion.of(17)) + } +} + +tasks { + withType { + options.encoding = Charsets.UTF_8.name() + } + + withType { + options.encoding = Charsets.UTF_8.name() + } + + shadowJar { + dependsOn(getByName("relocateJars") as ConfigureShadowRelocation) + archiveFileName.set("${project.name}-${project.version}.jar") + minimize() + configurations = listOf(project.configurations.shadow.get()) + } + + build { + dependsOn(shadowJar) + } + + create("relocateJars") { + target = shadowJar.get() + prefix = "${project.name}.lib" + } +} + +dependencies { + compileOnly("com.alttd:Galaxy-API:1.19-R0.1-SNAPSHOT") +} \ No newline at end of file diff --git a/gradlew b/gradlew new file mode 100644 index 0000000..744e882 --- /dev/null +++ b/gradlew @@ -0,0 +1,185 @@ +#!/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 "$0"` + +# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. +DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"' + +# Use the maximum available, or set MAX_FD != -1 to use that value. +MAX_FD="maximum" + +warn () { + echo "$*" +} + +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: $JAVA_HOME + +Please set the JAVA_HOME variable in your environment to match the +location of your Java installation." + fi +else + JAVACMD="java" + which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. + +Please set the JAVA_HOME variable in your environment to match the +location of your Java installation." +fi + +# Increase the maximum file descriptors if we can. +if [ "$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=`expr $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" + +exec "$JAVACMD" "$@" diff --git a/gradlew.bat b/gradlew.bat new file mode 100644 index 0000000..107acd3 --- /dev/null +++ b/gradlew.bat @@ -0,0 +1,89 @@ +@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 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%" == "0" goto execute + +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 execute + +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 + +: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 %* + +: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/settings.gradle.kts b/settings.gradle.kts new file mode 100644 index 0000000..5872558 --- /dev/null +++ b/settings.gradle.kts @@ -0,0 +1,15 @@ +rootProject.name = "DataLockLib" + +dependencyResolutionManagement { + repositories { + mavenCentral() + maven("https://repo.destro.xyz/snapshots") // Altitude - Galaxy + } + repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS) +} + +pluginManagement { + repositories { + gradlePluginPortal() + } +} diff --git a/src/main/java/DataLock.java b/src/main/java/DataLock.java new file mode 100644 index 0000000..04f4afb --- /dev/null +++ b/src/main/java/DataLock.java @@ -0,0 +1,47 @@ +import java.util.HashMap; +import java.util.HashSet; +import java.util.UUID; + +public class DataLock implements DataLockInterface { + + private static DataLock instance = null; + + public static DataLock getInstance() { + if (instance == null) + instance = new DataLock(); + return instance; + } + + private DataLock() {} + + private final HashMap activeQueries = new HashMap<>(); + + protected void putQuery(IdempotencyData idempotencyData) { + activeQueries.put(idempotencyData.idempotencyToken(), idempotencyData); + } + + protected IdempotencyData getQuery(UUID idempotencyToken) { + return activeQueries.getOrDefault(idempotencyToken, null); + } + + protected IdempotencyData removeQuery(UUID idempotencyToken) { + return activeQueries.remove(idempotencyToken); + } + + private final HashSet activeChannels = new HashSet<>(); + + public void registerChannel(String channel) { + + } + + @Override + public void tryLock(String channel, String data) { + IdempotencyData idempotencyData = new IdempotencyData(channel, data, UUID.randomUUID()); + + } + + @Override + public void tryUnlock(String channel, String data) { + + } +} diff --git a/src/main/java/DataLockInterface.java b/src/main/java/DataLockInterface.java new file mode 100644 index 0000000..81c2f21 --- /dev/null +++ b/src/main/java/DataLockInterface.java @@ -0,0 +1,7 @@ +public interface DataLockInterface { + + void tryLock(String channel, String data); + + void tryUnlock(String channel, String data); + +} diff --git a/src/main/java/DataLockLib.java b/src/main/java/DataLockLib.java new file mode 100644 index 0000000..b7e2e4b --- /dev/null +++ b/src/main/java/DataLockLib.java @@ -0,0 +1,32 @@ +import org.bukkit.plugin.java.JavaPlugin; + +public class DataLockLib extends JavaPlugin { + + public static DataLockLib instance; + + protected static DataLockLib getInstance() { + return instance; + } + + @Override + public void onLoad() { + instance = this; + } + + @Override + public void onEnable() { + registerEvents(); + } + + @Override + public void onDisable() { + + } + + private void registerEvents() { +// getServer().getPluginManager().registerEvents(new TalkToQuest(), this); +// getServer().getMessenger().registerOutgoingPluginChannel(this, "aquest:player-data"); +// getServer().getMessenger().registerIncomingPluginChannel(this, "aquest:player-data", new PluginMessageListener()); + } + +} diff --git a/src/main/java/DataLockListener.java b/src/main/java/DataLockListener.java new file mode 100644 index 0000000..5054711 --- /dev/null +++ b/src/main/java/DataLockListener.java @@ -0,0 +1,5 @@ +import org.bukkit.event.Listener; + +public class DataLockListener implements Listener { + +} diff --git a/src/main/java/IdempotencyData.java b/src/main/java/IdempotencyData.java new file mode 100644 index 0000000..69471ed --- /dev/null +++ b/src/main/java/IdempotencyData.java @@ -0,0 +1,23 @@ +import java.util.UUID; + +record IdempotencyData(String channel, String data, UUID idempotencyToken) { + @Override + public String toString() { + return "Channel: [" + channel + "] Data: [" + data + "] Idempotency Token: [" + idempotencyToken + "]"; + } + + @Override + public String channel() { + return channel; + } + + @Override + public String data() { + return data; + } + + @Override + public UUID idempotencyToken() { + return idempotencyToken; + } +} \ No newline at end of file diff --git a/src/main/java/LockResponseEvent.java b/src/main/java/LockResponseEvent.java new file mode 100644 index 0000000..39237c0 --- /dev/null +++ b/src/main/java/LockResponseEvent.java @@ -0,0 +1,32 @@ +import org.bukkit.event.Event; +import org.bukkit.event.HandlerList; +import org.jetbrains.annotations.NotNull; + +public class LockResponseEvent extends Event { + + private final HandlerList handlers = new HandlerList(); + private final String channel; + private final String data; + private final boolean result; + + protected LockResponseEvent(boolean isAsync, String channel, ResponseType responseType, String data, boolean result) { + super(isAsync); + this.channel = channel; + this.data = data; + this.result = result; + } + + public String getChannel() { + return channel; + } + + public String getData() { + return data; + } + + + + public @NotNull HandlerList getHandlers() { + return handlers; + } +} diff --git a/src/main/java/PluginMessageListener.java b/src/main/java/PluginMessageListener.java new file mode 100644 index 0000000..21bc180 --- /dev/null +++ b/src/main/java/PluginMessageListener.java @@ -0,0 +1,34 @@ +import com.google.common.io.ByteArrayDataInput; +import com.google.common.io.ByteStreams; +import org.bukkit.entity.Player; +import org.bukkit.scheduler.BukkitRunnable; +import org.jetbrains.annotations.NotNull; + +import java.util.HashSet; +import java.util.UUID; + +public class PluginMessageListener implements org.bukkit.plugin.messaging.PluginMessageListener { + + @Override + public void onPluginMessageReceived(@NotNull String channel, @NotNull Player player, byte[] bytes) { + if (!activeChannels.contains(channel)) { + return; + } + ByteArrayDataInput in = ByteStreams.newDataInput(bytes); + String data = in.readUTF(); + boolean result = in.readBoolean(); + UUID idempotency = UUID.fromString(in.readUTF()); + new BukkitRunnable() { + @Override + public void run() { + switch (in.readUTF()) { + case "try-lock-result" -> new LockResponseEvent(true, channel, ResponseType.TRY_LOCK_RESULT, data, result); + case "queue-lock-failed" -> new LockResponseEvent(true, channel, ResponseType.QUEUE_LOCK_FAILED, data, result); + case "try-unlock-result" -> new LockResponseEvent(true, channel, ResponseType.TRY_UNLOCK_RESULT, data, result); + case "locked-queue-lock" -> new LockResponseEvent(true, channel, ResponseType.LOCKED_QUEUE_LOCK, data, result); + case "check-lock-result" -> new LockResponseEvent(true, channel, ResponseType.CHECK_LOCK_RESULT, data, result); + } + } + }.runTaskAsynchronously(DataLockLib.getInstance()); + } +} diff --git a/src/main/java/ResponseType.java b/src/main/java/ResponseType.java new file mode 100644 index 0000000..23777e2 --- /dev/null +++ b/src/main/java/ResponseType.java @@ -0,0 +1,7 @@ +public enum ResponseType { + TRY_LOCK_RESULT, + QUEUE_LOCK_FAILED, + TRY_UNLOCK_RESULT, + LOCKED_QUEUE_LOCK, + CHECK_LOCK_RESULT +}