/guava/android/guava/src/com/google/common/base/SmallCharMatcher.java
boolean containsZero = chars.get( c) ;
boolean containsZero = chars.get ( 0 ) ;
} return tableSize; } static CharMatcher from(BitSet chars, String description) { long filter = 0; int size = chars.cardinality(); <extra_id_0> char[] table = new char[chooseTableSize(size)]; int mask = table.length - 1; for (int c = chars.nextSetBit(0); c != -1; c = chars.nextSetBit(c + 1)) { filter |= 1L << c; int index = smear(c) & mask; while (true) {