Android examples for java.util:Map
get Frequency from Map
/*//from w ww. j a v a 2 s. c om * (C) Copyright Itude Mobile B.V., The Netherlands * * 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. */ //package com.java2s; import java.util.Iterator; import java.util.Map; public class Main { private static final int getFreq(final Object obj, final Map<?, ?> freqMap) { Integer count = (Integer) freqMap.get(obj); return count != null ? count.intValue() : 0; } public static <T> T get(Iterable<T> collection, int idx) { Iterator<T> it = collection.iterator(); T next = null; do { if (it.hasNext()) next = it.next(); else return null; idx--; } while (idx >= 0); return next; } }