/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */ /* * This file is part of the LibreOffice project. * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
void test1(const css::uno::Reference<css::io::XStreamListener>& a)
{ // expected-error@+1 {{the source reference is already a subtype of the destination reference, just use = [loplugin:referencecasting]}}
css::uno::Reference<css::lang::XEventListener> b(a, css::uno::UNO_QUERY); // expected-error@+1 {{the source reference is already a subtype of the destination reference, just use = [loplugin:referencecasting]}} auto c = css::uno::Reference<css::lang::XEventListener>::query(a);
}
void test()
{ // expected-error@+1 {{the source reference is already a subtype of the destination reference, just use = [loplugin:referencecasting]}}
css::uno::Reference<css::lang::XEventListener> b(getListener(), css::uno::UNO_QUERY);
}
}
void test(css::uno::Reference<css::io::XStreamListener> const& l)
{ // expected-error@+1 {{the source reference is already a subtype of the destination reference, just use = [loplugin:referencecasting]}}
callListener(css::uno::Reference<css::lang::XEventListener>(l, css::uno::UNO_QUERY));
}
}
void test4(const css::uno::Reference<css::io::XStreamListener>& a)
{ // no warning expected, used to reject null references
css::uno::Reference<css::lang::XEventListener> b(a, css::uno::UNO_SET_THROW);
}
// no warning expected namespace test5
{ void test(css::uno::Reference<css::io::XStreamListener> l)
{
css::uno::Reference<css::uno::XInterface> a = l;
}
}
namespace test6
{ void test(css::uno::Reference<css::io::XStreamListener> l)
{
css::uno::Reference<css::lang::XEventListener> a; // expected-error@+1 {{the source reference is already a subtype of the destination reference, just use = [loplugin:referencecasting]}}
a.set(l, css::uno::UNO_QUERY);
}
}
class FooStream : public css::io::XStreamListener
{ virtual ~FooStream();
}; void test(rtl::Reference<FooStream> l)
{ // expected-error@+1 {{unnecessary get() call [loplugin:referencecasting]}}
css::uno::Reference<css::io::XStreamListener> a(l.get()); // expected-error@+1 {{the source reference is already a subtype of the destination reference, just use = [loplugin:referencecasting]}}
a.set(l.get(), css::uno::UNO_QUERY); // expected-error@+1 {{unnecessary get() call [loplugin:referencecasting]}}
a.set(l.get()); // expected-error@+1 {{the source reference is already a subtype of the destination reference, just use = [loplugin:referencecasting]}}
css::uno::Reference<css::io::XStreamListener> b(l.get(), css::uno::UNO_QUERY); // no warning expected
css::uno::Reference<css::lang::XTypeProvider> c(l.get(), css::uno::UNO_QUERY); // no warning expected
css::uno::Reference<css::io::XStreamListener> a2 = l;
(void)a2;
}
css::uno::Sequence<css::uno::Reference<css::io::XStreamListener>> getContinuations()
{
rtl::Reference<FooStream> noel1; // expected-error@+1 {{unnecessary get() call [loplugin:referencecasting]}} return { noel1.get() };
}
}
namespace test8
{ void test(css::io::XStreamListener* l)
{ // expected-error@+1 {{the source reference is already a subtype of the destination reference, just use = [loplugin:referencecasting]}}
css::uno::Reference<css::lang::XEventListener> a(l, css::uno::UNO_QUERY); // expected-error@+1 {{the source reference is already a subtype of the destination reference, just use = [loplugin:referencecasting]}}
a.set(l, css::uno::UNO_QUERY);
}
}
// check for looking through casts namespace test9
{ class StatusbarController : public css::io::XStreamListener, public ::cppu::OWeakObject
{
};
void test(StatusbarController* pController)
{
css::uno::Reference<css::io::XStreamListener> xController; // expected-error@+1 {{the source reference is already a subtype of the destination reference, just use = [loplugin:referencecasting]}}
xController.set(static_cast<::cppu::OWeakObject*>(pController), css::uno::UNO_QUERY);
}
}
// no warning expected when we have an ambiguous base namespace test10
{ class Foo : public css::lang::XTypeProvider, public css::lang::XComponent
{ virtual ~Foo(); void bar()
{
css::uno::Reference<css::lang::XEventListener> xSource( static_cast<css::lang::XTypeProvider*>(this), css::uno::UNO_QUERY);
}
};
}
// no warning expected for SAL_NO_ACQUIRE namespace test11
{ void test(css::io::XStreamListener* l)
{
css::uno::Reference<css::lang::XEventListener> a(l, SAL_NO_ACQUIRE);
a.set(l, SAL_NO_ACQUIRE);
}
}
// no warning expected: querying for XInterface (instead of doing an upcast) has special semantics, // to check for UNO object equivalence. void test12(const css::uno::Reference<css::io::XStreamListener>& a)
{
css::uno::Reference<css::uno::XInterface> b(a, css::uno::UNO_QUERY);
}
// no warning expected: querying for XInterface (instead of doing an upcast) has special semantics, // to check for UNO object equivalence. struct Test13
{
css::uno::Reference<css::uno::XInterface> m_xNormalizedIFace; void newObject(const css::uno::Reference<css::uno::XInterface>& _rxIFace)
{
m_xNormalizedIFace.set(_rxIFace, css::uno::UNO_QUERY);
}
};
void test14(css::uno::Sequence<css::uno::Reference<css::io::XStreamListener>> seq)
{ for (sal_Int32 i = 0; i < seq.getLength(); ++i)
{ // expected-error@+1 {{the source reference is already a subtype of the destination reference, just use = [loplugin:referencecasting]}}
css::uno::Reference<css::io::XStreamListener> xDataSeries(seq[i], css::uno::UNO_QUERY);
}
}
namespace test15
{ class Foo : public cppu::WeakImplHelper<css::lang::XComponent, css::io::XInputStream>
{ virtual ~Foo();
css::uno::Reference<css::lang::XTypeProvider> bar()
{ // expected-error@+1 {{the source reference is already a subtype of the destination reference, just use = [loplugin:referencecasting]}} return css::uno::Reference<css::lang::XTypeProvider>( static_cast<css::lang::XTypeProvider*>(this), css::uno::UNO_QUERY);
}
css::uno::Reference<css::io::XInputStream> bar2()
{ // expected-error@+1 {{the source reference is already a subtype of the destination reference, just use = [loplugin:referencecasting]}} return css::uno::Reference<css::io::XInputStream>(static_cast<css::io::XInputStream*>(this),
css::uno::UNO_QUERY);
}
css::uno::Reference<css::io::XInputStream> bar3()
{ // expected-error@+1 {{the source reference is already a subtype of the destination reference, just use = [loplugin:referencecasting]}} return css::uno::Reference<css::io::XInputStream>(*this, css::uno::UNO_QUERY);
}
};
}
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