1 /* 2 * Copyright 2012, Google LLC 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 7 * 8 * * Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * * Redistributions in binary form must reproduce the above 11 * copyright notice, this list of conditions and the following disclaimer 12 * in the documentation and/or other materials provided with the 13 * distribution. 14 * * Neither the name of Google LLC nor the names of its 15 * contributors may be used to endorse or promote products derived from 16 * this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 package com.android.tools.smali.dexlib2.immutable.util; 32 33 import com.android.tools.smali.util.ImmutableConverter; 34 35 import javax.annotation.Nonnull; 36 import javax.annotation.Nullable; 37 import java.util.List; 38 39 public final class CharSequenceConverter { CharSequenceConverter()40 private CharSequenceConverter() { 41 } 42 43 @Nonnull immutableStringList(@ullable Iterable<? extends CharSequence> iterable)44 public static List<String> immutableStringList(@Nullable Iterable<? extends CharSequence> iterable) { 45 return CONVERTER.toList(iterable); 46 } 47 48 private static final ImmutableConverter<String, CharSequence> CONVERTER = 49 new ImmutableConverter<String, CharSequence>() { 50 @Override 51 protected boolean isImmutable(@Nonnull CharSequence item) { 52 return item instanceof String; 53 } 54 55 @Nonnull 56 @Override 57 protected String makeImmutable(@Nonnull CharSequence item) { 58 return item.toString(); 59 } 60 }; 61 } 62