Finally use Java7 <>

src/main/java/appeng/me/cache/helpers/Connections.java

@@ -31,7 +31,7 @@ import appeng.util.IWorldCallable;
 public class Connections implements IWorldCallable<Void>
 {
 
-	private final HashMap<IGridNode, TunnelConnection> connections = new HashMap<IGridNode, TunnelConnection>();
+	private final HashMap<IGridNode, TunnelConnection> connections = new HashMap<>();
 	private final PartP2PTunnelME me;
 	private boolean create = false;
 	private boolean destroy = false;

src/main/java/appeng/me/cache/helpers/TunnelCollection.java

@@ -53,9 +53,9 @@ public class TunnelCollection<T extends PartP2PTunnel> implements Iterable<T>
 	{
 		if( this.tunnelSources == null )
 		{
-			return new NullIterator<T>();
+			return new NullIterator<>();
 		}
-		return new TunnelIterator<T>( this.tunnelSources, this.clz );
+		return new TunnelIterator<>( this.tunnelSources, this.clz );
 	}
 
 	public boolean matches( final Class<? extends PartP2PTunnel> c )