[#BloombergLP-bslma-ManagedPtr-0fa-2constructor-0c]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslma.adoc[bslma]::xref:BloombergLP/bslma/ManagedPtr-0fa.adoc[ManagedPtr]::ManagedPtr
:relfileprefix: ../../../
:mrdocs:

Constructors

== Synopses

Declared in `<bslma_managedptr.h>`

Create an empty managed pointer.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-01f.adoc[ManagedPtr]();
----

[.small]#xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-01f.adoc[_» more..._]#

Create a managed pointer by taking ownership from `original`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-008.adoc[ManagedPtr](xref:BloombergLP/bslma/ManagedPtr-0fa.adoc[ManagedPtr]& original) noexcept;
----

[.small]#xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-008.adoc[_» more..._]#

Create a managed pointer by taking ownership from compatible `original`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class BDE_OTHER_TYPE>
xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-09.adoc[ManagedPtr](xref:BloombergLP/bslma/ManagedPtr-0fa.adoc[ManagedPtr<BDE_OTHER_TYPE>]&& original) noexcept
requires bsl::is_convertible<BDE_OTHER_TYPE *, TARGET_TYPE *>::value;
----

[.small]#xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-09.adoc[_» more..._]#

Create an empty managed pointer from a null pointer literal.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-06.adoc[ManagedPtr](xref:bsl/nullptr_t-08.adoc[bsl::nullptr_t] nullPointerLiteral);
----

[.small]#xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-06.adoc[_» more..._]#

Create a managed pointer by taking ownership from `ref`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-0b.adoc[ManagedPtr](xref:BloombergLP/bslma/ManagedPtr_Ref.adoc[ManagedPtr_Ref<TARGET_TYPE>] ref) noexcept;
----

[.small]#xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-0b.adoc[_» more..._]#

Create a managed pointer by taking ownership from `original`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-052c.adoc[ManagedPtr](xref:BloombergLP/bslmf/MovableRef.adoc[bslmf::MovableRef<ManagedPtr>] original) noexcept;
----

[.small]#xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-052c.adoc[_» more..._]#

Create a managed pointer owning `*ptr`, destroyed with `delete`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class MANAGED_TYPE>
explicit
xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-083.adoc[ManagedPtr](MANAGED_TYPE* ptr);
----

[.small]#xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-083.adoc[_» more..._]#

Create an empty managed pointer from two null‐pointer literals.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
explicit
xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-012.adoc[ManagedPtr](
    xref:bsl/nullptr_t-08.adoc[bsl::nullptr_t] nullPointerLiteral,
    xref:bsl/nullptr_t-08.adoc[bsl::nullptr_t] cookieNullPointerLiteral);
----

[.small]#xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-012.adoc[_» more..._]#

Create an empty managed pointer; `factory` is ignored.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class FACTORY_TYPE>
xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-0a.adoc[ManagedPtr](
    xref:bsl/nullptr_t-08.adoc[bsl::nullptr_t] nullPointerLiteral,
    FACTORY_TYPE* factory);
----

[.small]#xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-0a.adoc[_» more..._]#

Create an aliasing managed pointer from `alias` targeting `ptr`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class ALIASED_TYPE>
xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-0524.adoc[ManagedPtr](
    xref:BloombergLP/bslma/ManagedPtr-0fa.adoc[ManagedPtr<ALIASED_TYPE>]& alias,
    TARGET_TYPE* ptr);
----

[.small]#xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-0524.adoc[_» more..._]#

Move‐construct an aliasing managed pointer from `alias` targeting `ptr`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class ALIASED_TYPE>
xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-0d3.adoc[ManagedPtr](
    xref:BloombergLP/bslma/ManagedPtr-0fa.adoc[ManagedPtr<ALIASED_TYPE>]&& alias,
    TARGET_TYPE* ptr);
----

[.small]#xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-0d3.adoc[_» more..._]#

Create a managed pointer owning `*ptr`, destroyed via `factory`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class MANAGED_TYPE,
    class FACTORY_TYPE>
xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-07.adoc[ManagedPtr](
    MANAGED_TYPE* ptr,
    FACTORY_TYPE* factory);
----

[.small]#xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-07.adoc[_» more..._]#

Create a managed pointer owning `*ptr` with the specified deleter.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-0e.adoc[ManagedPtr](
    TARGET_TYPE* ptr,
    void* cookie,
    xref:BloombergLP/bslma/ManagedPtr-0fa/DeleterFunc.adoc[DeleterFunc] deleter);
----

[.small]#xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-0e.adoc[_» more..._]#

Create a managed pointer owning `*ptr` with the specified deleter.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class MANAGED_TYPE>
xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-006.adoc[ManagedPtr](
    MANAGED_TYPE* ptr,
    void* cookie,
    xref:BloombergLP/bslma/ManagedPtr-0fa/DeleterFunc.adoc[DeleterFunc] deleter);
----

[.small]#xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-006.adoc[_» more..._]#

Create a managed pointer owning `*ptr` with the specified deleter.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class MANAGED_TYPE,
    class MANAGED_BASE>
xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-086.adoc[ManagedPtr](
    MANAGED_TYPE* ptr,
    void* cookie,
    void(* deleter)(MANAGED_BASE*, void*));
----

[.small]#xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-086.adoc[_» more..._]#

Create a managed pointer owning `*ptr` with the specified deleter.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class MANAGED_TYPE,
    class MANAGED_BASE,
    class COOKIE_TYPE,
    class COOKIE_BASE>
xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-0d9.adoc[ManagedPtr](
    MANAGED_TYPE* ptr,
    COOKIE_TYPE* cookie,
    void(* deleter)(MANAGED_BASE*, COOKIE_BASE*));
----

[.small]#xref:BloombergLP/bslma/ManagedPtr-0fa/2constructor-0d9.adoc[_» more..._]#

== Parameters

[cols="1,4"]
|===
| Name| Description
| *original*
| managed pointer from which to take ownership
| *nullPointerLiteral*
| null‐pointer literal (unused; selects this overload)
| *ref*
| managed‐pointer reference from which to take ownership
| *ptr*
| pointer to the object to manage, or null
| *cookieNullPointerLiteral*
| null‐pointer literal (unused; selects this overload)
| *factory*
| unused factory pointer
| *alias*
| managed pointer supplying ownership of the managed object
| *cookie*
| cookie passed to `deleter` when the object is destroyed
| *deleter*
| function used to destroy the managed object
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#