Hardcode BoxedPrimitiveEquality:ExemptStaticConstants = false.

PiperOrigin-RevId: 737602824

Author: graememorgan

core/src/main/java/com/google/errorprone/bugpatterns/BoxedPrimitiveEquality.java

@@ -17,17 +17,11 @@
 package com.google.errorprone.bugpatterns;
 
 import static com.google.errorprone.BugPattern.SeverityLevel.ERROR;
-import static com.google.errorprone.util.ASTHelpers.getSymbol;
 import static com.google.errorprone.util.ASTHelpers.getType;
-import static com.google.errorprone.util.ASTHelpers.isStatic;
 
 import com.google.errorprone.BugPattern;
-import com.google.errorprone.ErrorProneFlags;
 import com.google.errorprone.VisitorState;
 import com.sun.source.tree.ExpressionTree;
-import com.sun.tools.javac.code.Flags;
-import com.sun.tools.javac.code.Symbol;
-import com.sun.tools.javac.code.Symbol.VarSymbol;
 import com.sun.tools.javac.code.Type;
 import javax.inject.Inject;
 
@@ -40,35 +34,16 @@
     altNames = {"NumericEquality"},
     severity = ERROR)
 public final class BoxedPrimitiveEquality extends AbstractReferenceEquality {
-  private final boolean exemptStaticConstants;
-
   @Inject
-  BoxedPrimitiveEquality(ErrorProneFlags flags) {
-    this.exemptStaticConstants =
-        flags.getBoolean("BoxedPrimitiveEquality:ExemptStaticConstants").orElse(false);
-  }
+  BoxedPrimitiveEquality() {}
 
   @Override
   protected boolean matchArgument(ExpressionTree tree, VisitorState state) {
     var type = getType(tree);
-    if (type == null || !isRelevantType(type, state)) {
-      return false;
-    }
-
-    // Using a static final field as a sentinel is OK
-    // TODO(cushon): revisit this assumption carried over from NumericEquality
-    return !(exemptStaticConstants && isStaticConstant(getSymbol(tree)));
+    return type != null && isRelevantType(type, state);
   }
 
   private boolean isRelevantType(Type type, VisitorState state) {
     return !type.isPrimitive() && state.getTypes().unboxedType(type).isPrimitive();
   }
-
-  private static boolean isStaticConstant(Symbol sym) {
-    return sym instanceof VarSymbol && isFinal(sym) && isStatic(sym);
-  }
-
-  public static boolean isFinal(Symbol s) {
-    return (s.flags() & Flags.FINAL) == Flags.FINAL;
-  }
 }