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Code Issues Projects Releases Wiki Activity

implement verbose expression matching

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Luck 2017-01-23 22:43:52 +00:00
parent f89fb87c92
commit 0c1a2e82bf
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11 changed files with 348 additions and 199 deletions
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2
bukkit/src/main/java/me/lucko/luckperms/bukkit/LPBukkitPlugin.java
View File

@ -53,6 +53,7 @@ import me.lucko.luckperms.common.contexts.ServerCalculator;
import me.lucko.luckperms.common.core.UuidCache;
import me.lucko.luckperms.common.core.model.User;
import me.lucko.luckperms.common.data.Importer;
import me.lucko.luckperms.common.debug.DebugHandler;
import me.lucko.luckperms.common.dependencies.DependencyManager;
import me.lucko.luckperms.common.locale.LocaleManager;
import me.lucko.luckperms.common.locale.NoopLocaleManager;
@ -72,7 +73,6 @@ import me.lucko.luckperms.common.tasks.CacheHousekeepingTask;
import me.lucko.luckperms.common.tasks.ExpireTemporaryTask;
import me.lucko.luckperms.common.tasks.UpdateTask;
import me.lucko.luckperms.common.utils.BufferedRequest;
import me.lucko.luckperms.common.utils.DebugHandler;
import me.lucko.luckperms.common.utils.LoggerImpl;
import me.lucko.luckperms.common.utils.PermissionCache;

2
bungee/src/main/java/me/lucko/luckperms/bungee/LPBungeePlugin.java
View File

@ -44,6 +44,7 @@ import me.lucko.luckperms.common.contexts.ServerCalculator;
import me.lucko.luckperms.common.core.UuidCache;
import me.lucko.luckperms.common.core.model.User;
import me.lucko.luckperms.common.data.Importer;
import me.lucko.luckperms.common.debug.DebugHandler;
import me.lucko.luckperms.common.dependencies.DependencyManager;
import me.lucko.luckperms.common.locale.LocaleManager;
import me.lucko.luckperms.common.locale.NoopLocaleManager;
@ -63,7 +64,6 @@ import me.lucko.luckperms.common.tasks.CacheHousekeepingTask;
import me.lucko.luckperms.common.tasks.ExpireTemporaryTask;
import me.lucko.luckperms.common.tasks.UpdateTask;
import me.lucko.luckperms.common.utils.BufferedRequest;
import me.lucko.luckperms.common.utils.DebugHandler;
import me.lucko.luckperms.common.utils.LoggerImpl;
import me.lucko.luckperms.common.utils.PermissionCache;

2
common/src/main/java/me/lucko/luckperms/common/LuckPermsPlugin.java
View File

@ -37,6 +37,7 @@ import me.lucko.luckperms.common.contexts.ContextManager;
import me.lucko.luckperms.common.core.UuidCache;
import me.lucko.luckperms.common.core.model.User;
import me.lucko.luckperms.common.data.Importer;
import me.lucko.luckperms.common.debug.DebugHandler;
import me.lucko.luckperms.common.locale.LocaleManager;
import me.lucko.luckperms.common.managers.GroupManager;
import me.lucko.luckperms.common.managers.TrackManager;
@ -44,7 +45,6 @@ import me.lucko.luckperms.common.managers.UserManager;
import me.lucko.luckperms.common.messaging.AbstractMessagingService;
import me.lucko.luckperms.common.storage.Storage;
import me.lucko.luckperms.common.utils.BufferedRequest;
import me.lucko.luckperms.common.utils.DebugHandler;
import me.lucko.luckperms.common.utils.PermissionCache;
import java.io.File;

71
common/src/main/java/me/lucko/luckperms/common/commands/misc/VerboseCommand.java
View File

@ -22,8 +22,6 @@
package me.lucko.luckperms.common.commands.misc;
import com.google.common.collect.ImmutableList;
import me.lucko.luckperms.common.LuckPermsPlugin;
import me.lucko.luckperms.common.commands.Arg;
import me.lucko.luckperms.common.commands.CommandResult;
@ -31,6 +29,7 @@ import me.lucko.luckperms.common.commands.SingleCommand;
import me.lucko.luckperms.common.commands.sender.Sender;
import me.lucko.luckperms.common.constants.Message;
import me.lucko.luckperms.common.constants.Permission;
import me.lucko.luckperms.common.debug.DebugListener;
import me.lucko.luckperms.common.utils.Predicates;
import java.util.ArrayList;
@ -39,10 +38,10 @@ import java.util.stream.Collectors;
public class VerboseCommand extends SingleCommand {
public VerboseCommand() {
super("Verbose", "Enable verbose permission check output", "/%s verbose <true|false> [filters...]", Permission.VERBOSE, Predicates.is(0),
super("Verbose", "Manage verbose permission checking", "/%s verbose <true|false> [filter]", Permission.VERBOSE, Predicates.is(0),
Arg.list(
Arg.create("true|false|record|paste", true, "whether to enable/disable logging, or start/stop recording"),
Arg.create("filters...", false, "the name of the user / start of the node to filter by")
Arg.create("filter", false, "the filter to match entries against")
)
);
}
@ -56,60 +55,56 @@ public class VerboseCommand extends SingleCommand {
String mode = args.get(0).toLowerCase();
if (mode.equals("on") || mode.equals("true")) {
if (mode.equals("on") || mode.equals("true") || mode.equals("record")) {
List<String> filters = new ArrayList<>();
if (args.size() != 1) {
filters.addAll(args.subList(1, args.size()));
}
String filter = filters.isEmpty() ? "" : filters.stream().collect(Collectors.joining(" "));
boolean notify = !mode.equals("record");
plugin.getDebugHandler().register(sender, filters);
if (!filters.isEmpty()) {
Message.VERBOSE_ON_QUERY.send(sender, filters.stream().collect(Collectors.joining("&7, &f")));
plugin.getDebugHandler().register(sender, filter, notify);
if (notify) {
if (!filter.equals("")) {
Message.VERBOSE_ON_QUERY.send(sender, filter);
} else {
Message.VERBOSE_ON.send(sender);
}
} else {
Message.VERBOSE_ON.send(sender);
if (!filter.equals("")) {
Message.VERBOSE_RECORDING_ON_QUERY.send(sender, filter);
} else {
Message.VERBOSE_RECORDING_ON.send(sender);
}
}
return CommandResult.SUCCESS;
}
if (mode.equals("off") || mode.equals("false")) {
plugin.getDebugHandler().unregister(sender.getUuid());
Message.VERBOSE_OFF.send(sender);
return CommandResult.SUCCESS;
}
if (mode.equals("off") || mode.equals("false") || mode.equals("paste")) {
DebugListener listener = plugin.getDebugHandler().unregister(sender.getUuid());
if (mode.equals("record")) {
List<String> filters = new ArrayList<>();
if (args.size() != 1) {
filters.addAll(args.subList(1, args.size()));
}
if (mode.equals("paste")) {
if (listener == null) {
Message.VERBOSE_OFF.send(sender);
} else {
String url = listener.uploadPastedData();
if (url == null) {
url = "null";
}
plugin.getDebugHandler().setPastedFilters(ImmutableList.copyOf(filters));
plugin.getDebugHandler().setPasted(true);
if (!filters.isEmpty()) {
Message.VERBOSE_RECORDING_ON_QUERY.send(sender, filters.stream().collect(Collectors.joining("&7, &f")));
Message.VERBOSE_RECORDING_URL.send(sender, url);
return CommandResult.SUCCESS;
}
} else {
Message.VERBOSE_RECORDING_ON.send(sender);
Message.VERBOSE_OFF.send(sender);
}
return CommandResult.SUCCESS;
}
if (mode.equals("paste")) {
plugin.getDebugHandler().setPasted(false);
Message.VERBOSE_RECORDING_UPLOAD_START.send(sender);
String url = plugin.getDebugHandler().uploadPastedData();
if (url == null) {
url = "null";
}
Message.VERBOSE_RECORDING_URL.send(sender, url);
return CommandResult.SUCCESS;
}
sendUsage(sender, label);
return CommandResult.INVALID_ARGS;
}

38
common/src/main/java/me/lucko/luckperms/common/debug/CheckData.java Normal file
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@ -0,0 +1,38 @@
/*
* Copyright (c) 2016 Lucko (Luck) <luck@lucko.me>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package me.lucko.luckperms.common.debug;
import lombok.AllArgsConstructor;
import lombok.Getter;
import me.lucko.luckperms.api.Tristate;
@Getter
@AllArgsConstructor
public class CheckData {
private final String checked;
private final String node;
private final Tristate value;
}

89
common/src/main/java/me/lucko/luckperms/common/debug/DebugHandler.java Normal file
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@ -0,0 +1,89 @@
/*
* Copyright (c) 2016 Lucko (Luck) <luck@lucko.me>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package me.lucko.luckperms.common.debug;
import lombok.Setter;
import me.lucko.luckperms.api.Tristate;
import me.lucko.luckperms.common.commands.sender.Sender;
import java.util.Map;
import java.util.Queue;
import java.util.UUID;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentLinkedQueue;
import java.util.concurrent.Executor;
public class DebugHandler implements Runnable {
private final String pluginVersion;
private final Map<UUID, DebugListener> listeners;
private final Queue<CheckData> queue;
@Setter
private boolean shutdown = false;
public DebugHandler(Executor executor, String pluginVersion) {
this.pluginVersion = "v" + pluginVersion;
listeners = new ConcurrentHashMap<>();
queue = new ConcurrentLinkedQueue<>();
executor.execute(this);
}
public void offer(String checked, String node, Tristate value) {
queue.offer(new CheckData(checked, node, value));
}
public void register(Sender sender, String filter, boolean notify) {
listeners.put(sender.getUuid(), new DebugListener(pluginVersion, sender, filter, notify));
}
public DebugListener unregister(UUID uuid) {
flush();
return listeners.remove(uuid);
}
@Override
public void run() {
while (true) {
flush();
if (shutdown) {
return;
}
try {
Thread.sleep(200);
} catch (InterruptedException ignored) {}
}
}
public synchronized void flush() {
for (CheckData e; (e = queue.poll()) != null; ) {
for (DebugListener listener : listeners.values()) {
listener.acceptData(e);
}
}
}
}

137
common/src/main/java/me/lucko/luckperms/common/debug/DebugListener.java Normal file
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@ -0,0 +1,137 @@
/*
* Copyright (c) 2016 Lucko (Luck) <luck@lucko.me>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package me.lucko.luckperms.common.debug;
import lombok.RequiredArgsConstructor;
import com.google.common.collect.ImmutableList;
import me.lucko.luckperms.common.commands.sender.Sender;
import me.lucko.luckperms.common.constants.Message;
import me.lucko.luckperms.common.utils.PasteUtils;
import me.lucko.luckperms.common.utils.Scripting;
import java.util.ArrayList;
import java.util.List;
import java.util.StringTokenizer;
import java.util.stream.Collectors;
import javax.script.ScriptEngine;
@RequiredArgsConstructor
public class DebugListener {
private final String pluginVersion;
private final Sender holder;
private final String filter;
private final boolean notify;
private List<CheckData> results = new ArrayList<>();
public void acceptData(CheckData data) {
if (!matches(data, filter)) {
return;
}
if (results.size() < 500) {
results.add(data);
}
if (notify) {
Message.LOG.send(holder, "&7Checking &a" + data.getChecked() + "&7 for: &a" + data.getNode() + " &f(&7" + data.getValue().toString() + "&f)");
}
}
private static boolean matches(CheckData data, String filter) {
if (filter.equals("")) {
return true;
}
ScriptEngine engine = Scripting.getScriptEngine();
if (engine == null) {
return false;
}
StringTokenizer tokenizer = new StringTokenizer(filter, " |&()", true);
StringBuilder expression = new StringBuilder();
while (tokenizer.hasMoreTokens()) {
String token = tokenizer.nextToken();
if (!isDelim(token)) {
boolean b = data.getChecked().equalsIgnoreCase(token) ||
data.getNode().toLowerCase().startsWith(token.toLowerCase()) ||
data.getValue().name().equalsIgnoreCase(token);
token = "" + b;
}
expression.append(token);
}
try {
String exp = expression.toString().replace("&", "&&").replace("|", "||");
String result = engine.eval(exp).toString();
if (!result.equals("true") && !result.equals("false")) {
throw new IllegalArgumentException(exp + " - " + result);
}
return Boolean.parseBoolean(result);
} catch (Throwable t) {
t.printStackTrace();
}
return false;
}
private static boolean isDelim(String token) {
return token.equals(" ") || token.equals("|") || token.equals("&") || token.equals("(") || token.equals(")");
}
public String uploadPastedData() {
ImmutableList.Builder<String> output = ImmutableList.<String>builder()
.add("#### This file was automatically generated by [LuckPerms](https://github.com/lucko/LuckPerms) " + pluginVersion)
.add("")
.add("Format: `<checked>` `<permission>` `<value>`")
.add("")
.add("Size: " + results.size())
.add("");
if (results.size() >= 500) {
output.add("**WARN:** Result set exceeded max size of 500. Output was trimmed.");
output.add("");
}
List<String> ret = results.stream()
.map(c -> "`" + c.getChecked() + "` - " + c.getNode() + " - **" + c.getValue().toString() + "** ")
.collect(Collectors.toList());
output.add("___")
.add("")
.addAll(ret)
.build();
results.clear();
return PasteUtils.paste(output.build().stream().collect(Collectors.joining("\n")));
}
}

10
common/src/main/java/me/lucko/luckperms/common/defaults/LogicParser.java
View File

@ -25,23 +25,23 @@ package me.lucko.luckperms.common.defaults;
import me.lucko.luckperms.api.Tristate;
import me.lucko.luckperms.common.core.NodeFactory;
import me.lucko.luckperms.common.core.model.PermissionHolder;
import me.lucko.luckperms.common.utils.Scripting;
import java.util.function.Function;
import java.util.regex.Pattern;
import javax.script.ScriptEngine;
import javax.script.ScriptEngineManager;
public class LogicParser {
private static final ScriptEngine SCRIPT_ENGINE = new ScriptEngineManager(null).getEngineByName("nashorn");
public static boolean parse(String s, PermissionHolder holder, Tristate tristate) throws IllegalArgumentException {
try {
ScriptEngine engine = Scripting.getScriptEngine();
String expression = generateExpression(s, s1 -> holder.hasPermission(NodeFactory.fromSerialisedNode(s1, true)) == tristate);
if (SCRIPT_ENGINE == null) {
if (engine == null) {
throw new NullPointerException("script engine");
}
String result = SCRIPT_ENGINE.eval(expression).toString();
String result = engine.eval(expression).toString();
if (!result.equals("true") && !result.equals("false")) {
throw new IllegalArgumentException();

152
common/src/main/java/me/lucko/luckperms/common/utils/DebugHandler.java
View File

@ -1,152 +0,0 @@
/*
* Copyright (c) 2016 Lucko (Luck) <luck@lucko.me>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package me.lucko.luckperms.common.utils;
import lombok.AllArgsConstructor;
import lombok.EqualsAndHashCode;
import lombok.Getter;
import lombok.Setter;
import com.google.common.collect.ImmutableList;
import me.lucko.luckperms.api.Tristate;
import me.lucko.luckperms.common.commands.sender.Sender;
import me.lucko.luckperms.common.constants.Message;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.Queue;
import java.util.UUID;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentLinkedQueue;
import java.util.concurrent.Executor;
import java.util.stream.Collectors;
public class DebugHandler {
private final String pluginVersion;
@Setter
private boolean pasted = false;
@Setter
private List<String> pastedFilters = ImmutableList.of();
private final List<String> pastedList = Collections.synchronizedList(new ArrayList<>());
private final Map<Receiver, List<String>> listeners;
private final Queue<Data> queue;
@Setter
private boolean shutdown = false;
public DebugHandler(Executor executor, String pluginVersion) {
this.pluginVersion = "v" + pluginVersion;
listeners = new ConcurrentHashMap<>();
queue = new ConcurrentLinkedQueue<>();
executor.execute(() -> {
while (true) {
for (Data e; (e = queue.poll()) != null; ) {
handleOutput(e.getChecked(), e.getNode(), e.getValue());
}
if (shutdown) {
return;
}
try {
Thread.sleep(200);
} catch (InterruptedException ignored) {}
}
});
}
private void handleOutput(String checked, String node, Tristate value) {
paste:
if (pasted) {
for (String filter : pastedFilters) {
if (node.toLowerCase().startsWith(filter.toLowerCase())) continue;
if (checked.equalsIgnoreCase(filter)) continue;
break paste;
}
pastedList.add("`" + checked + "` - " + node + " - **" + value.toString() + "** ");
}
all:
for (Map.Entry<Receiver, List<String>> e : listeners.entrySet()) {
for (String filter : e.getValue()) {
if (node.toLowerCase().startsWith(filter.toLowerCase())) continue;
if (checked.equalsIgnoreCase(filter)) continue;
continue all;
}
Message.LOG.send(e.getKey().getSender(), "&7Checking &a" + checked + "&7 for: &a" + node + " &f(&7" + value.toString() + "&f)");
}
}
public void offer(String checked, String node, Tristate value) {
queue.offer(new Data(checked, node, value));
}
public void register(Sender sender, List<String> filters) {
listeners.put(new Receiver(sender.getUuid(), sender), ImmutableList.copyOf(filters));
}
public void unregister(UUID uuid) {
listeners.remove(new Receiver(uuid, null));
}
public String uploadPastedData() {
List<String> output = ImmutableList.<String>builder()
.add("#### This file was automatically generated by [LuckPerms](https://github.com/lucko/LuckPerms) " + pluginVersion)
.add("")
.add("Format: `<checked>` `<permission>` `<value>`")
.add("")
.add("___")
.add("")
.addAll(pastedList)
.build();
pastedList.clear();
return PasteUtils.paste(output.stream().collect(Collectors.joining("\n")));
}
@Getter
@EqualsAndHashCode(of = "uuid")
@AllArgsConstructor
private static final class Receiver {
private final UUID uuid;
private final Sender sender;
}
@Getter
@AllArgsConstructor
private static final class Data {
private final String checked;
private final String node;
private final Tristate value;
}
}

42
common/src/main/java/me/lucko/luckperms/common/utils/Scripting.java Normal file
View File

@ -0,0 +1,42 @@
/*
* Copyright (c) 2016 Lucko (Luck) <luck@lucko.me>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package me.lucko.luckperms.common.utils;
import lombok.experimental.UtilityClass;
import javax.script.ScriptEngine;
import javax.script.ScriptEngineManager;
@UtilityClass
public class Scripting {
private static ScriptEngine SCRIPT_ENGINE = null;
// Lazily load
public static synchronized ScriptEngine getScriptEngine() {
if (SCRIPT_ENGINE == null) {
SCRIPT_ENGINE = new ScriptEngineManager(null).getEngineByName("nashorn");
}
return SCRIPT_ENGINE;
}
}

2
sponge/src/main/java/me/lucko/luckperms/sponge/LPSpongePlugin.java
View File

@ -44,6 +44,7 @@ import me.lucko.luckperms.common.contexts.ServerCalculator;
import me.lucko.luckperms.common.core.UuidCache;
import me.lucko.luckperms.common.core.model.User;
import me.lucko.luckperms.common.data.Importer;
import me.lucko.luckperms.common.debug.DebugHandler;
import me.lucko.luckperms.common.dependencies.DependencyManager;
import me.lucko.luckperms.common.locale.LocaleManager;
import me.lucko.luckperms.common.locale.NoopLocaleManager;
@ -59,7 +60,6 @@ import me.lucko.luckperms.common.tasks.CacheHousekeepingTask;
import me.lucko.luckperms.common.tasks.ExpireTemporaryTask;
import me.lucko.luckperms.common.tasks.UpdateTask;
import me.lucko.luckperms.common.utils.BufferedRequest;
import me.lucko.luckperms.common.utils.DebugHandler;
import me.lucko.luckperms.common.utils.LoggerImpl;
import me.lucko.luckperms.common.utils.PermissionCache;
import me.lucko.luckperms.sponge.commands.SpongeMainCommand;