Merge changes I66c97386,Id205c88d
* changes:
libutils: wp::fromExisting bugfix
libutils: add sp::cast method
diff --git a/libutils/RefBase_test.cpp b/libutils/RefBase_test.cpp
index dcc469e..93f9654 100644
--- a/libutils/RefBase_test.cpp
+++ b/libutils/RefBase_test.cpp
@@ -242,12 +242,12 @@
}
TEST(RefBase, AssertWeakRefExistsSuccess) {
- // uses some other refcounting method, or non at all
bool isDeleted;
sp<Foo> foo = sp<Foo>::make(&isDeleted);
wp<Foo> weakFoo = foo;
EXPECT_EQ(weakFoo, wp<Foo>::fromExisting(foo.get()));
+ EXPECT_EQ(weakFoo.unsafe_get(), wp<Foo>::fromExisting(foo.get()).unsafe_get());
EXPECT_FALSE(isDeleted);
foo = nullptr;
@@ -255,7 +255,7 @@
}
TEST(RefBase, AssertWeakRefExistsDeath) {
- // uses some other refcounting method, or non at all
+ // uses some other refcounting method, or none at all
bool isDeleted;
Foo* foo = new Foo(&isDeleted);
diff --git a/libutils/include/utils/RefBase.h b/libutils/include/utils/RefBase.h
index 5a5bd56..7148949 100644
--- a/libutils/include/utils/RefBase.h
+++ b/libutils/include/utils/RefBase.h
@@ -547,6 +547,7 @@
refs->incWeakRequireWeak(other);
wp<T> ret;
+ ret.m_ptr = other;
ret.m_refs = refs;
return ret;
}
diff --git a/libutils/include/utils/StrongPointer.h b/libutils/include/utils/StrongPointer.h
index 1f07052..dd53b9e 100644
--- a/libutils/include/utils/StrongPointer.h
+++ b/libutils/include/utils/StrongPointer.h
@@ -72,6 +72,12 @@
template<typename U> sp(const sp<U>& other); // NOLINT(implicit)
template<typename U> sp(sp<U>&& other); // NOLINT(implicit)
+ // Cast a strong pointer directly from one type to another. Constructors
+ // allow changing types, but only if they are pointer-compatible. This does
+ // a static_cast internally.
+ template <typename U>
+ static inline sp<T> cast(const sp<U>& other);
+
~sp();
// Assignment
@@ -279,6 +285,12 @@
other.m_ptr = nullptr;
}
+template <typename T>
+template <typename U>
+sp<T> sp<T>::cast(const sp<U>& other) {
+ return sp<T>::fromExisting(static_cast<T*>(other.get()));
+}
+
template<typename T>
sp<T>::~sp() {
if (m_ptr)