Source walk/Spring clean/Parameterize/Enhance et.al.

The following were applied during multiple itterations through the source.
 * Parameterize raw types.
 * Mark unused members.
 * Annotate override and deprecated methods.
 * Convert loops to enhance for loop.
 * Remove redundant else statements.
 * Widening collection type references.
 * Optimize code for improved readability.
 * Squash compiler warnings.
 * Identify smells.

1 files changed, 3 insertions, 4 deletions

diff --git a/src/main/javassist/compiler/SymbolTable.java b/src/main/javassist/compiler/SymbolTable.java
index 6988898f..a8134f9a 100644
--- a/src/main/javassist/compiler/SymbolTable.java
+++ b/src/main/javassist/compiler/SymbolTable.java
@@ -19,7 +19,7 @@ package javassist.compiler;
 import java.util.HashMap;
 import javassist.compiler.ast.Declarator;
 
-public final class SymbolTable extends HashMap {
+public final class SymbolTable extends HashMap<String,Declarator> {
     /** default serialVersionUID */
     private static final long serialVersionUID = 1L;
     private SymbolTable parent;
@@ -34,11 +34,10 @@ public final class SymbolTable extends HashMap {
     public SymbolTable getParent() { return parent; }
 
     public Declarator lookup(String name) {
-        Declarator found = (Declarator)get(name);
+        Declarator found = get(name);
         if (found == null && parent != null)
             return parent.lookup(name);
-        else
-            return found;
+        return found;
     }
 
     public void append(String name, Declarator value) {