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