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/*
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* Copyright (c) 2017 - present Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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package codetoanalyze.java.checkers;
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import java.lang.annotation.ElementType;
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import java.lang.annotation.Retention;
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import java.lang.annotation.RetentionPolicy;
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import java.lang.annotation.Target;
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import javax.annotation.concurrent.ThreadSafe;
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import android.support.annotation.UiThread;
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import com.facebook.infer.annotation.ThreadConfined;
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/** tests for classes and method annotations that are meaningful w.r.t thread-safety */
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@Target(ElementType.METHOD)
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@Retention(RetentionPolicy.CLASS)
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@interface OnEvent {
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}
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@ThreadSafe
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class Annotations {
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Object f;
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@UiThread
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public void setF(Object newF) {
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this.f = newF; // shouldn't report here
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}
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public void callSetFOnMethodOk(Annotations obj) {
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obj.setF(new Object()); // or here
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}
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public void mutateOffUiThreadBad() {
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this.f = new Object();
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}
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// anything annotated with OnEvent is modeled as running on the UI thread, should not warn
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@OnEvent
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public void onClick() {
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this.f = new Object();
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}
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Confined con;
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public void confinedCaller(){
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con.foo();
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}
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@ThreadConfined
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class Confined {
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Integer x;
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void foo(){
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x = 22;
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}
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}
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static class Obj {
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Object fld;
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}
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@ThreadConfined Obj encapsulatedField;
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public void mutateConfinedFieldDirectlyOk() {
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this.encapsulatedField = new Obj();
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}
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public static void mutateConfinedFieldIndirectlyOk(Annotations a) {
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a.encapsulatedField = new Obj();
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}
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public void mutateSubfieldOfConfinedBad() {
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this.encapsulatedField.fld = new Object();
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}
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@ThreadConfined
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public void threadConfinedMethodOk() {
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this.f = new Object();
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}
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}
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