Add matchPlayer API

api/src/main/java/net/md_5/bungee/api/ProxyServer.java

@@ -282,4 +282,14 @@ public abstract class ProxyServer
      */
     public abstract ProxyConfig getConfig();
 
+    /**
+     * Attempts to match any players with the given name, and returns a list of
+     * all possible matches.
+     *
+     * @param name the (partial) name to match
+     * @return list of all possible players, singleton if there is an exact
+     * match
+     */
+    public abstract Collection<ProxiedPlayer> matchPlayer(String name);
+
 }

proxy/src/main/java/net/md_5/bungee/BungeeCord.java

@@ -1,5 +1,9 @@
 package net.md_5.bungee;
 
+import com.google.common.base.Preconditions;
+import com.google.common.base.Predicate;
+import com.google.common.collect.Iterables;
+import com.google.common.collect.Sets;
 import com.google.gson.GsonBuilder;
 import net.md_5.bungee.api.Favicon;
 import net.md_5.bungee.api.ServerPing;
@@ -581,8 +585,31 @@ public class BungeeCord extends ProxyServer
         return new Custom( player );
     }
 
+    @Override
     public Collection<String> getDisabledCommands()
     {
         return config.getDisabledCommands();
     }
+
+    @Override
+    public Collection<ProxiedPlayer> matchPlayer(final String partialName)
+    {
+        Preconditions.checkNotNull( partialName, "partialName" );
+
+        ProxiedPlayer exactMatch = getPlayer( partialName );
+        if ( exactMatch != null )
+        {
+            return Collections.singleton( exactMatch );
+        }
+
+        return Sets.newHashSet( Iterables.find( getPlayers(), new Predicate<ProxiedPlayer>()
+        {
+
+            @Override
+            public boolean apply(ProxiedPlayer input)
+            {
+                return input.getName().toLowerCase().contains( partialName.toLowerCase() );
+            }
+        } ) );
+    }
 }