protected boolean isBoxingCompatible(
TypeBinding expressionType, TypeBinding targetType, Expression expression, Scope scope) {
if (scope.isBoxingCompatibleWith(expressionType, targetType)) return true;
return expressionType
.isBaseType() // narrowing then boxing ? Only allowed for some target types see 362279
&& !targetType.isBaseType()
&& !targetType.isTypeVariable()
&& scope.compilerOptions().sourceLevel
>= org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants.JDK1_5 // autoboxing
&& (targetType.id == TypeIds.T_JavaLangByte
|| targetType.id == TypeIds.T_JavaLangShort
|| targetType.id == TypeIds.T_JavaLangCharacter)
&& expression.isConstantValueOfTypeAssignableToType(
expressionType, scope.environment().computeBoxingType(targetType));
}
/**
* @see org.eclipse.jdt.internal.compiler.ast.Expression#tagAsUnnecessaryCast(Scope,TypeBinding)
*/
public void tagAsUnnecessaryCast(Scope scope, TypeBinding castType) {
// null is not instanceof Type, recognize direct scenario
if (this.expression.resolvedType != TypeBinding.NULL)
scope.problemReporter().unnecessaryInstanceof(this, castType);
}