API cleanups (#3155)

* Remove obsolete api and fix some warning
* Move MEMonitorHandler to internal code and fix some warnings
* Rename exceptions to conform to naming scheme

src/main/java/appeng/client/gui/AEBaseGui.java

@@ -140,7 +140,6 @@ public abstract class AEBaseGui extends GuiContainer
 		}
 	}
 
-	@SuppressWarnings( "unchecked" )
 	private List<Slot> getInventorySlots()
 	{
 		return this.inventorySlots.inventorySlots;

src/main/java/appeng/client/gui/AEBaseMEGui.java

@@ -120,7 +120,6 @@ public abstract class AEBaseMEGui extends AEBaseGui
 			ITooltipFlag.TooltipFlags tooltipFlag = this.mc.gameSettings.advancedItemTooltips ? ITooltipFlag.TooltipFlags.ADVANCED : ITooltipFlag.TooltipFlags.NORMAL;
 			if( myStack != null )
 			{
-				@SuppressWarnings( "unchecked" )
 				final List<String> currentToolTip = stack.getTooltip( this.mc.player, tooltipFlag );
 
 				if( myStack.getStackSize() > BigNumber || ( myStack.getStackSize() > 1 && stack.isItemDamaged() ) )

src/main/java/appeng/client/render/cablebus/CableBusBakedModel.java

@@ -168,6 +168,8 @@ public class CableBusBakedModel implements IBakedModel
 				return firstType == AECableType.DENSE_COVERED && secondType == AECableType.DENSE_COVERED;
 			case DENSE_SMART:
 				return firstType == AECableType.DENSE_SMART && secondType == AECableType.DENSE_SMART;
+			default:
+				break;
 		}
 
 		return true;
@@ -208,6 +210,8 @@ public class CableBusBakedModel implements IBakedModel
 				case DENSE_SMART:
 					this.cableBuilder.addStraightDenseSmartConnection( facing, cableColor, renderState.getChannelsOnSide().get( facing ), quadsOut );
 					break;
+				default:
+					break;
 			}
 
 			return; // Don't render the other form of connection
@@ -237,6 +241,8 @@ public class CableBusBakedModel implements IBakedModel
 				case DENSE_SMART:
 					// Dense cables do not render connections to parts since none can be attached
 					break;
+				default:
+					break;
 			}
 		}
 
@@ -265,6 +271,8 @@ public class CableBusBakedModel implements IBakedModel
 				case DENSE_SMART:
 					this.cableBuilder.addDenseSmartConnection( facing, cableColor, connectionType, cableBusAdjacent, channels, quadsOut );
 					break;
+				default:
+					break;
 			}
 		}
 	}