TestStringListGenerator.java revision 1d580d0f6ee4f21eb309ba7b509d2c6d671c4044
1/* 2 * Copyright (C) 2007 The Guava Authors 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.google.common.collect.testing; 18 19import com.google.common.collect.testing.SampleElements.Strings; 20 21import java.util.List; 22 23/** 24 * TODO: javadoc. 25 * 26 * <p>This class is GWT compatible. 27 * 28 * @author Kevin Bourrillion 29 */ 30public abstract class TestStringListGenerator 31 implements TestListGenerator<String> { 32 @Override 33 public SampleElements<String> samples() { 34 return new Strings(); 35 } 36 37 @Override 38 public List<String> create(Object... elements) { 39 String[] array = new String[elements.length]; 40 int i = 0; 41 for (Object e : elements) { 42 array[i++] = (String) e; 43 } 44 return create(array); 45 } 46 47 /** 48 * Creates a new collection containing the given elements; implement this 49 * method instead of {@link #create(Object...)}. 50 */ 51 protected abstract List<String> create(String[] elements); 52 53 @Override 54 public String[] createArray(int length) { 55 return new String[length]; 56 } 57 58 /** Returns the original element list, unchanged. */ 59 @Override 60 public List<String> order(List<String> insertionOrder) { 61 return insertionOrder; 62 } 63} 64