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; 32 33 import com.android.tools.smali.dexlib2.base.BaseAnnotation; 34 import com.android.tools.smali.dexlib2.iface.Annotation; 35 import com.android.tools.smali.dexlib2.iface.AnnotationElement; 36 import com.android.tools.smali.util.ImmutableConverter; 37 import com.android.tools.smali.util.ImmutableUtils; 38 39 import javax.annotation.Nonnull; 40 import javax.annotation.Nullable; 41 import java.util.Collection; 42 import java.util.Set; 43 44 public class ImmutableAnnotation extends BaseAnnotation { 45 protected final int visibility; 46 @Nonnull protected final String type; 47 @Nonnull protected final Set<? extends ImmutableAnnotationElement> elements; 48 ImmutableAnnotation(int visibility, @Nonnull String type, @Nullable Collection<? extends AnnotationElement> elements)49 public ImmutableAnnotation(int visibility, 50 @Nonnull String type, 51 @Nullable Collection<? extends AnnotationElement> elements) { 52 this.visibility = visibility; 53 this.type = type; 54 this.elements = ImmutableAnnotationElement.immutableSetOf(elements); 55 } 56 ImmutableAnnotation(int visibility, @Nonnull String type, @Nullable Set<? extends ImmutableAnnotationElement> elements)57 public ImmutableAnnotation(int visibility, 58 @Nonnull String type, 59 @Nullable Set<? extends ImmutableAnnotationElement> elements) { 60 this.visibility = visibility; 61 this.type = type; 62 this.elements = ImmutableUtils.nullToEmptySet(elements); 63 } 64 of(Annotation annotation)65 public static ImmutableAnnotation of(Annotation annotation) { 66 if (annotation instanceof ImmutableAnnotation) { 67 return (ImmutableAnnotation)annotation; 68 } 69 return new ImmutableAnnotation( 70 annotation.getVisibility(), 71 annotation.getType(), 72 annotation.getElements()); 73 } 74 getVisibility()75 @Override public int getVisibility() { return visibility; } getType()76 @Nonnull @Override public String getType() { return type; } getElements()77 @Nonnull @Override public Set<? extends ImmutableAnnotationElement> getElements() { return elements; } 78 79 @Nonnull immutableSetOf(@ullable Iterable<? extends Annotation> list)80 public static Set<ImmutableAnnotation> immutableSetOf(@Nullable Iterable<? extends Annotation> list) { 81 return CONVERTER.toSet(list); 82 } 83 84 private static final ImmutableConverter<ImmutableAnnotation, Annotation> CONVERTER = 85 new ImmutableConverter<ImmutableAnnotation, Annotation>() { 86 @Override 87 protected boolean isImmutable(@Nonnull Annotation item) { 88 return item instanceof ImmutableAnnotation; 89 } 90 91 @Nonnull 92 @Override 93 protected ImmutableAnnotation makeImmutable(@Nonnull Annotation item) { 94 return ImmutableAnnotation.of(item); 95 } 96 }; 97 } 98