/guava/android/guava/src/com/google/common/util/concurrent/FuturesGetChecked.java
if ( 1.size( ) > 1000) {
if ( validClasses.size ( ) > 1000 ) {
for (WeakReference<Class<? extends Exception>> knownGood : validClasses) { if (exceptionClass.equals(knownGood.get())) { return; } } checkExceptionClassValidity(exceptionClass); <extra_id_0> validClasses.clear(); } validClasses.add(new WeakReference<Class<? extends Exception>>(exceptionClass)); } } static GetCheckedTypeValidator getBestValidator() {