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dynamically load all classes in command package

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Bixilon 2020-12-26 14:19:52 +01:00
parent e0aebf7010
commit f1080fd6ac
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1 changed files with 22 additions and 5 deletions
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27
src/main/java/de/bixilon/minosoft/terminal/CLI.java
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@ -13,13 +13,14 @@
package de.bixilon.minosoft.terminal; package de.bixilon.minosoft.terminal;
import com.google.common.reflect.ClassPath;
import de.bixilon.minosoft.data.commands.CommandRootNode; import de.bixilon.minosoft.data.commands.CommandRootNode;
import de.bixilon.minosoft.data.commands.CommandStringReader; import de.bixilon.minosoft.data.commands.CommandStringReader;
import de.bixilon.minosoft.data.commands.parser.exceptions.CommandParseException; import de.bixilon.minosoft.data.commands.parser.exceptions.CommandParseException;
import de.bixilon.minosoft.data.commands.parser.exceptions.UnknownCommandParseException; import de.bixilon.minosoft.data.commands.parser.exceptions.UnknownCommandParseException;
import de.bixilon.minosoft.protocol.network.Connection; import de.bixilon.minosoft.protocol.network.Connection;
import de.bixilon.minosoft.terminal.commands.CommandStack; import de.bixilon.minosoft.terminal.commands.CommandStack;
import de.bixilon.minosoft.terminal.commands.commands.*; import de.bixilon.minosoft.terminal.commands.commands.Command;
import de.bixilon.minosoft.terminal.commands.exceptions.CLIException; import de.bixilon.minosoft.terminal.commands.exceptions.CLIException;
import de.bixilon.minosoft.util.CountUpAndDownLatch; import de.bixilon.minosoft.util.CountUpAndDownLatch;
import org.jline.reader.LineReader; import org.jline.reader.LineReader;
@ -31,6 +32,7 @@ import org.jline.terminal.TerminalBuilder;
import javax.annotation.Nullable; import javax.annotation.Nullable;
import java.io.IOException; import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
public class CLI { public class CLI {
private static final CommandRootNode ROOT_NODE; private static final CommandRootNode ROOT_NODE;
@ -38,10 +40,25 @@ public class CLI {
static { static {
ROOT_NODE = new CommandRootNode(); ROOT_NODE = new CommandRootNode();
new CommandHelp().build(ROOT_NODE); ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
new CommandConnection().build(ROOT_NODE); try {
new CommandDisconnect().build(ROOT_NODE); for (ClassPath.ClassInfo info : ClassPath.from(classLoader).getTopLevelClasses()) {
new CommandSendChat().build(ROOT_NODE); if (!info.getName().startsWith(Command.class.getPackageName())) {
continue;
}
Class<?> clazz = info.load();
if (clazz == Command.class) {
continue;
}
if (!Command.class.isAssignableFrom(clazz)) {
continue;
}
((Command) clazz.getConstructor().newInstance()).build(ROOT_NODE);
}
} catch (IOException | InstantiationException | IllegalAccessException | InvocationTargetException | NoSuchMethodException e) {
e.printStackTrace();
}
} }
public static Connection getCurrentConnection() { public static Connection getCurrentConnection() {