package com.planet_ink.coffee_mud.core.collections; import java.util.Enumeration; import java.util.Iterator; import java.util.NoSuchElementException; /* Copyright 2012-2016 Bo Zimmerman Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. */ public class SIterator<K> implements Iterator<K> { private final Iterator<K> iter; private K o = null; public SIterator(final Iterator<K> i) { iter = i; nextUp(); } private void nextUp() { try { if (iter.hasNext()) { o = iter.next(); return; } } catch (final Exception e) { } o = null; } @Override public boolean hasNext() { return o != null; } @Override public K next() { final K o2 = o; nextUp(); return o2; } @Override public void remove() { throw new java.lang.IllegalArgumentException(); } }