From: James Moger <james.moger@gitblit.com>
Date: Tue, 18 Mar 2014 21:40:35 +0000 (-0400)
Subject: DispatchCommand should be the ExtensionPoint
X-Git-Tag: v1.5.0~68^2~64
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=991857ff2de203699c9592cccfb9e742d16d02cd;p=gitblit.git

DispatchCommand should be the ExtensionPoint
---

diff --git a/src/main/java/com/gitblit/transport/ssh/commands/DispatchCommand.java b/src/main/java/com/gitblit/transport/ssh/commands/DispatchCommand.java
index 4783c053..00b79ffe 100644
--- a/src/main/java/com/gitblit/transport/ssh/commands/DispatchCommand.java
+++ b/src/main/java/com/gitblit/transport/ssh/commands/DispatchCommand.java
@@ -30,6 +30,8 @@ import org.kohsuke.args4j.Argument;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import ro.fortsoft.pf4j.ExtensionPoint;
+
 import com.gitblit.models.UserModel;
 import com.gitblit.utils.StringUtils;
 import com.gitblit.utils.cli.SubcommandHandler;
@@ -37,7 +39,7 @@ import com.google.common.base.Charsets;
 import com.google.common.base.Strings;
 import com.google.common.collect.Maps;
 
-public abstract class DispatchCommand extends BaseCommand {
+public abstract class DispatchCommand extends BaseCommand implements ExtensionPoint {
 
 	private Logger log = LoggerFactory.getLogger(getClass());
 
@@ -73,19 +75,29 @@ public abstract class DispatchCommand extends BaseCommand {
 	}
 
 	protected void registerDispatcher(UserModel user, Class<? extends DispatchCommand> cmd) {
-		if (!cmd.isAnnotationPresent(CommandMetaData.class)) {
-			throw new RuntimeException(MessageFormat.format("{0} must be annotated with {1}!", cmd.getName(),
+		try {
+			DispatchCommand dispatcher = cmd.newInstance();
+			registerDispatcher(user, dispatcher);
+		} catch (Exception e) {
+			log.error("failed to instantiate {}", cmd.getName());
+		}
+	}
+
+	protected void registerDispatcher(UserModel user, DispatchCommand dispatcher) {
+		Class<? extends DispatchCommand> dispatcherClass = dispatcher.getClass();
+		if (!dispatcherClass.isAnnotationPresent(CommandMetaData.class)) {
+			throw new RuntimeException(MessageFormat.format("{0} must be annotated with {1}!", dispatcher.getName(),
 					CommandMetaData.class.getName()));
 		}
 
-		CommandMetaData meta = cmd.getAnnotation(CommandMetaData.class);
+		CommandMetaData meta = dispatcherClass.getAnnotation(CommandMetaData.class);
 		if (meta.admin() && !user.canAdmin()) {
-			log.debug(MessageFormat.format("excluding admin dispatch command {0} for {1}", meta.name(), user.username));
+			log.debug(MessageFormat.format("excluding admin dispatcher {0} for {1}", meta.name(), user.username));
 			return;
 		}
 
+		log.debug("registering {} dispatcher", meta.name());
 		try {
-			DispatchCommand dispatcher = cmd.newInstance();
 			dispatcher.registerCommands(user);
 			dispatchers.put(meta.name(), dispatcher);
 		} catch (Exception e) {
@@ -93,8 +105,8 @@ public abstract class DispatchCommand extends BaseCommand {
 		}
 	}
 
-	protected abstract void registerCommands(UserModel user);
 
+	protected abstract void registerCommands(UserModel user);
 
 	/**
 	 * Registers a command as long as the user is permitted to execute it.
@@ -192,10 +204,8 @@ public abstract class DispatchCommand extends BaseCommand {
 		for (String name : m.keySet()) {
 			Class<? extends BaseCommand> c = m.get(name);
 			CommandMetaData meta = c.getAnnotation(CommandMetaData.class);
-			if (meta != null) {
-				if (meta.hidden()) {
-					continue;
-				}
+			if (meta.hidden()) {
+				continue;
 			}
 
 			maxLength = Math.max(maxLength, name.length());
diff --git a/src/main/java/com/gitblit/transport/ssh/commands/PluginDispatchCommand.java b/src/main/java/com/gitblit/transport/ssh/commands/PluginDispatchCommand.java
deleted file mode 100644
index 27d437f6..00000000
--- a/src/main/java/com/gitblit/transport/ssh/commands/PluginDispatchCommand.java
+++ /dev/null
@@ -1,11 +0,0 @@
-package com.gitblit.transport.ssh.commands;
-
-import com.gitblit.models.UserModel;
-
-public class PluginDispatchCommand extends DispatchCommand {
-
-	@Override
-	protected void registerCommands(UserModel user) {
-		// no op
-	}
-}
diff --git a/src/main/java/com/gitblit/transport/ssh/commands/RootDispatcher.java b/src/main/java/com/gitblit/transport/ssh/commands/RootDispatcher.java
index 38fbd2c8..749d10ea 100644
--- a/src/main/java/com/gitblit/transport/ssh/commands/RootDispatcher.java
+++ b/src/main/java/com/gitblit/transport/ssh/commands/RootDispatcher.java
@@ -17,8 +17,6 @@ package com.gitblit.transport.ssh.commands;
 
 import java.util.List;
 
-import ro.fortsoft.pf4j.PluginWrapper;
-
 import com.gitblit.manager.IGitblit;
 import com.gitblit.models.UserModel;
 import com.gitblit.transport.ssh.SshDaemonClient;
@@ -40,13 +38,9 @@ public class RootDispatcher extends DispatchCommand {
 		registerDispatcher(user, GitblitDispatcher.class);
 		registerDispatcher(user, GitDispatcher.class);
 
-		List<SshCommand> exts = gitblit.getExtensions(SshCommand.class);
-		for (SshCommand sshCommand : exts) {
-			PluginDispatchCommand pluginCmd = new PluginDispatchCommand();
-			PluginWrapper wrapper = gitblit.whichPlugin(sshCommand.getClass());
-			pluginCmd.registerCommand(user, sshCommand.getClass());
-			// TODO(davido): add dispatcher registration per plugin name
-			//registerDispatcher(wrapper.getDescriptor().getPluginId(), pluginCmd);
+		List<DispatchCommand> exts = gitblit.getExtensions(DispatchCommand.class);
+		for (DispatchCommand ext : exts) {
+			registerDispatcher(user, ext);
 		}
 	}
 
diff --git a/src/main/java/com/gitblit/transport/ssh/commands/SshCommand.java b/src/main/java/com/gitblit/transport/ssh/commands/SshCommand.java
index 3d2c68b7..ee464e7c 100644
--- a/src/main/java/com/gitblit/transport/ssh/commands/SshCommand.java
+++ b/src/main/java/com/gitblit/transport/ssh/commands/SshCommand.java
@@ -19,9 +19,7 @@ import java.io.PrintWriter;
 
 import org.apache.sshd.server.Environment;
 
-import ro.fortsoft.pf4j.ExtensionPoint;
-
-public abstract class SshCommand extends BaseCommand implements ExtensionPoint {
+public abstract class SshCommand extends BaseCommand {
 	protected PrintWriter stdout;
 	protected PrintWriter stderr;