Update TerminalConsoleAppender to 1.1.0

Fixes a race condition when using TerminalConsoleAppender that may
result in IllegalStateExceptions or duplicate input prompts.
This commit is contained in:
Minecrell 2018-07-17 14:48:52 +02:00
parent bc063a06e8
commit 9cfd6ff449
3 changed files with 65 additions and 98 deletions

View file

@ -5,7 +5,7 @@ Subject: [PATCH] Load version history at server start
diff --git a/src/main/java/net/minecraft/server/DedicatedServer.java b/src/main/java/net/minecraft/server/DedicatedServer.java
index 854455711..39a3d46ff 100644
index 18d32ab76..292291592 100644
--- a/src/main/java/net/minecraft/server/DedicatedServer.java
+++ b/src/main/java/net/minecraft/server/DedicatedServer.java
@@ -0,0 +0,0 @@ public class DedicatedServer extends MinecraftServer implements IMinecraftServer

View file

@ -12,7 +12,7 @@ results in a separate line, even though it should not result in
a line break. Log4j's implementation handles it correctly.
diff --git a/pom.xml b/pom.xml
index 26775156b..adf79de70 100644
index 22b86c74a..acc4bdfa4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -0,0 +0,0 @@
@ -30,7 +30,7 @@ index 26775156b..adf79de70 100644
<dependency>
<groupId>junit</groupId>
diff --git a/src/main/java/net/minecraft/server/DedicatedServer.java b/src/main/java/net/minecraft/server/DedicatedServer.java
index b3f1aa999..854455711 100644
index 895ea0aad..18d32ab76 100644
--- a/src/main/java/net/minecraft/server/DedicatedServer.java
+++ b/src/main/java/net/minecraft/server/DedicatedServer.java
@@ -0,0 +0,0 @@ public class DedicatedServer extends MinecraftServer implements IMinecraftServer

View file

@ -15,12 +15,11 @@ New features:
IntelliJ IDEA
Other changes:
- Update JLine to 3.3.1 (from 2.12.1)
- Server starts 1-2 seconds faster thanks to optimizations in Log4j
configuration
diff --git a/pom.xml b/pom.xml
index 9d273c6d9..26775156b 100644
index 9d273c6d9..13fa95891 100644
--- a/pom.xml
+++ b/pom.xml
@@ -0,0 +0,0 @@
@ -44,12 +43,12 @@ index 9d273c6d9..26775156b 100644
+ <dependency>
+ <groupId>net.minecrell</groupId>
+ <artifactId>terminalconsoleappender</artifactId>
+ <version>1.0.0</version>
+ <version>1.1.0</version>
+ </dependency>
+ <dependency>
+ <groupId>net.java.dev.jna</groupId>
+ <artifactId>jna</artifactId>
+ <version>4.4.0</version>
+ <version>4.5.2</version>
+ <scope>runtime</scope>
+ </dependency>
+
@ -88,6 +87,52 @@ index 9d273c6d9..26775156b 100644
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
diff --git a/src/main/java/com/destroystokyo/paper/console/PaperConsole.java b/src/main/java/com/destroystokyo/paper/console/PaperConsole.java
new file mode 100644
index 000000000..116d1b3bf
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/console/PaperConsole.java
@@ -0,0 +0,0 @@
+package com.destroystokyo.paper.console;
+
+import net.minecraft.server.DedicatedServer;
+import net.minecrell.terminalconsole.SimpleTerminalConsole;
+import org.bukkit.craftbukkit.command.ConsoleCommandCompleter;
+import org.jline.reader.LineReader;
+import org.jline.reader.LineReaderBuilder;
+
+public final class PaperConsole extends SimpleTerminalConsole {
+
+ private final DedicatedServer server;
+
+ public PaperConsole(DedicatedServer server) {
+ this.server = server;
+ }
+
+ @Override
+ protected LineReader buildReader(LineReaderBuilder builder) {
+ return super.buildReader(builder
+ .appName("Paper")
+ .completer(new ConsoleCommandCompleter(this.server))
+ );
+ }
+
+ @Override
+ protected boolean isRunning() {
+ return !this.server.isStopped() && this.server.isRunning();
+ }
+
+ @Override
+ protected void runCommand(String command) {
+ this.server.issueCommand(command, this.server);
+ }
+
+ @Override
+ protected void shutdown() {
+ this.server.safeShutdown();
+ }
+
+}
diff --git a/src/main/java/com/destroystokyo/paper/console/TerminalConsoleCommandSender.java b/src/main/java/com/destroystokyo/paper/console/TerminalConsoleCommandSender.java
new file mode 100644
index 000000000..685deaa0e
@ -111,107 +156,29 @@ index 000000000..685deaa0e
+ }
+
+}
diff --git a/src/main/java/com/destroystokyo/paper/console/TerminalHandler.java b/src/main/java/com/destroystokyo/paper/console/TerminalHandler.java
new file mode 100644
index 000000000..626bfeec8
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/console/TerminalHandler.java
@@ -0,0 +0,0 @@
+package com.destroystokyo.paper.console;
+
+import net.minecraft.server.DedicatedServer;
+import net.minecrell.terminalconsole.TerminalConsoleAppender;
+import org.bukkit.craftbukkit.command.ConsoleCommandCompleter;
+import org.jline.reader.EndOfFileException;
+import org.jline.reader.LineReader;
+import org.jline.reader.LineReaderBuilder;
+import org.jline.reader.UserInterruptException;
+import org.jline.terminal.Terminal;
+
+public class TerminalHandler {
+
+ private TerminalHandler() {
+ }
+
+ public static boolean handleCommands(DedicatedServer server) {
+ final Terminal terminal = TerminalConsoleAppender.getTerminal();
+ if (terminal == null) {
+ return false;
+ }
+
+ LineReader reader = LineReaderBuilder.builder()
+ .appName("Paper")
+ .terminal(terminal)
+ .completer(new ConsoleCommandCompleter(server))
+ .build();
+ reader.setOpt(LineReader.Option.DISABLE_EVENT_EXPANSION);
+ reader.unsetOpt(LineReader.Option.INSERT_TAB);
+
+ TerminalConsoleAppender.setReader(reader);
+
+ try {
+ String line;
+ while (!server.isStopped() && server.isRunning()) {
+ try {
+ line = reader.readLine("> ");
+ } catch (EndOfFileException ignored) {
+ // Continue reading after EOT
+ continue;
+ }
+
+ if (line == null) {
+ break;
+ }
+
+ line = line.trim();
+ if (!line.isEmpty()) {
+ server.issueCommand(line, server);
+ }
+ }
+ } catch (UserInterruptException e) {
+ server.safeShutdown();
+ } finally {
+ TerminalConsoleAppender.setReader(null);
+ }
+
+ return true;
+ }
+
+}
diff --git a/src/main/java/net/minecraft/server/DedicatedServer.java b/src/main/java/net/minecraft/server/DedicatedServer.java
index 8f2afcc32..b3f1aa999 100644
index 8f2afcc32..895ea0aad 100644
--- a/src/main/java/net/minecraft/server/DedicatedServer.java
+++ b/src/main/java/net/minecraft/server/DedicatedServer.java
@@ -0,0 +0,0 @@ public class DedicatedServer extends MinecraftServer implements IMinecraftServer
if (!org.bukkit.craftbukkit.Main.useConsole) {
return;
}
- jline.console.ConsoleReader bufferedreader = reader;
+ // Paper start - Use TerminalConsoleAppender implementation
+ if (com.destroystokyo.paper.console.TerminalHandler.handleCommands(DedicatedServer.this)) return;
+ BufferedReader bufferedreader = new BufferedReader(new InputStreamReader(System.in, StandardCharsets.UTF_8));
+ // Paper end
+ // Paper start - Use TerminalConsoleAppender
+ new com.destroystokyo.paper.console.PaperConsole(DedicatedServer.this).start();
+ /*
jline.console.ConsoleReader bufferedreader = reader;
// CraftBukkit end
String s;
@@ -0,0 +0,0 @@ public class DedicatedServer extends MinecraftServer implements IMinecraftServer
try {
// CraftBukkit start - JLine disabling compatibility
while (!isStopped() && isRunning()) {
+ // Paper start - code is not used for jline
+ /*
if (org.bukkit.craftbukkit.Main.useJline) {
s = bufferedreader.readLine(">", null);
} else {
s = bufferedreader.readLine();
}
+ */
+ s = bufferedreader.readLine();
+ // Paper end
+
if (s != null && s.trim().length() > 0) { // Trim to filter lines which are just spaces
issueCommand(s, DedicatedServer.this);
}
DedicatedServer.LOGGER.error("Exception handling console input", ioexception);
}
+ */
+ // Paper end
}
};
@@ -0,0 +0,0 @@ public class DedicatedServer extends MinecraftServer implements IMinecraftServer
}
global.addHandler(new org.bukkit.craftbukkit.util.ForwardLogHandler());