Minor code cleanup. Closes #19

Author: LexManos

src/main/java/net/minecraftforge/accesstransformer/AccessTransformer.java

@@ -26,7 +26,7 @@ public AccessTransformer(final Target<?> target, final Modifier modifier, final
         this.memberTarget = target;
         this.targetAccess = modifier;
         this.targetFinalState = finalState;
-        this.origins.add(origin+":"+lineNumber);
+        this.origins.add(origin + ':' + lineNumber);
     }
 
     @SuppressWarnings("unchecked")
@@ -88,7 +88,7 @@ public enum FinalState {
         MAKEFINAL(i->i | Opcodes.ACC_FINAL),
         REMOVEFINAL(i->i & ~Opcodes.ACC_FINAL),
         CONFLICT(i->i);
-        private IntFunction<Integer> function;
+        private final IntFunction<Integer> function;
 
         FinalState(final IntFunction<Integer> function) {
             this.function = function;

src/main/java/net/minecraftforge/accesstransformer/AccessTransformerEngine.java

@@ -17,7 +17,7 @@
 public enum AccessTransformerEngine {
     INSTANCE;
 
-    private AccessTransformerList masterList = new AccessTransformerList();
+    private final AccessTransformerList masterList = new AccessTransformerList();
 
     public boolean transform(ClassNode clazzNode, final Type classType) {
         // this should never happen but safety first

src/main/java/net/minecraftforge/accesstransformer/Target.java

@@ -10,7 +10,7 @@
 
 public abstract class Target<T> {
     private final String className;
-    private Type type;
+    private final Type type;
 
     public Target(String className) {
         this.className = className.replace('.', '/');

src/main/java/net/minecraftforge/accesstransformer/parser/AccessTransformerList.java

@@ -32,15 +32,18 @@
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.HashMap;
+import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
+import java.util.Set;
 
 public class AccessTransformerList {
     private static final Logger LOGGER = LogManager.getLogger("AXFORM");
     private static final Marker AXFORM_MARKER = MarkerManager.getMarker("AXFORM");
     private final Map<Target<?>, AccessTransformer> accessTransformers = new HashMap<>();
+    private final Set<Type> validAtTypes = new HashSet<>();
+    private final Renamer renamer = new Renamer();
     private INameHandler nameHandler = new IdentityNameHandler();
-    private Renamer renamer = new Renamer();
 
     public void loadFromResource(String resourceName) throws URISyntaxException, IOException {
         final Path path = Paths.get(getClass().getClassLoader().getResource(resourceName).toURI());
@@ -99,11 +102,7 @@ public void load(Path path, String resourceName, List<String> lines) {
                 int idx = name.indexOf('(');
                 String desc = name.substring(idx).replace('.', '/');
                 name = name.substring(0, idx);
-                try {
                 target = new MethodTarget(renamer.map(cls), renamer.mapMethodName(cls, name, desc), renamer.mapMethodDesc(desc));
-                } catch (Throwable t) {
-                    throw t;
-                }
             }
             ats.add(new AccessTransformer(target, mod, fmod, resourceName, lineIndex));
         }
@@ -120,6 +119,8 @@ public void load(Path path, String resourceName, List<String> lines) {
         }
         this.accessTransformers.clear();
         this.accessTransformers.putAll(localATCopy);
+        for (AccessTransformer newAT : ats)
+            this.validAtTypes.add(newAT.getTarget().getASMType());
         LOGGER.debug(AXFORM_MARKER,"Loaded access transformer {} from path {}", resourceName, path);
     }
 
@@ -185,7 +186,7 @@ public Map<String, List<AccessTransformer>> getAccessTransformers() {
     }
 
     public boolean containsClassTarget(Type type) {
-        return accessTransformers.keySet().stream().anyMatch(k->type.equals(k.getASMType()));
+        return this.validAtTypes.contains(type);
     }
 
     public Map<TargetType, Map<String, AccessTransformer>> getTransformersForTarget(Type type) {
@@ -204,7 +205,7 @@ public void setNameHandler(final INameHandler nameHandler) {
         LOGGER.debug(AXFORM_MARKER, "Set name handler {}", nameHandler);
     }
 
-    private class Renamer extends Remapper {
+    private final class Renamer extends Remapper {
         @Override
         public String map(String internalName) {
             return AccessTransformerList.this.nameHandler.translateClassName(internalName);