[#BloombergLP-ball-operator_lshift-003]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/ball.adoc[ball]::operator&lt;&lt;
:relfileprefix: ../../
:mrdocs:

Stream insertion operators

== Synopses

Declared in `&lt;ball&lowbar;attribute&period;h&gt;`

Format the members of the specified `record` to the specified output `stream` and return a reference to the modifiable `stream`&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::ostream&
xref:BloombergLP/ball/operator_lshift-0e9.adoc[operator&lt;&lt;](
    std::ostream& stream,
    xref:BloombergLP/ball/Record.adoc[Record] const& record);
----

[.small]#xref:BloombergLP/ball/operator_lshift-0e9.adoc[_» more&period;&period;&period;_]#

Write the value of `attributeContainer` to the specified `output` stream&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::ostream&
xref:BloombergLP/ball/operator_lshift-02.adoc[operator&lt;&lt;](
    std::ostream& output,
    xref:BloombergLP/ball/DefaultAttributeContainer.adoc[DefaultAttributeContainer] const& attributeContainer);
----

[.small]#xref:BloombergLP/ball/operator_lshift-02.adoc[_» more&period;&period;&period;_]#

Write the value of the specified `container` to the specified output `stream` in a single&hyphen;line format, and return a reference to the modifiable stream&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::ostream&
xref:BloombergLP/ball/operator_lshift-0e2.adoc[operator&lt;&lt;](
    std::ostream& stream,
    xref:BloombergLP/ball/AttributeContainer.adoc[AttributeContainer] const& container);
----

[.small]#xref:BloombergLP/ball/operator_lshift-0e2.adoc[_» more&period;&period;&period;_]#

Write the specified `rhs` record formatter to the specified `output` stream&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::ostream&
xref:BloombergLP/ball/operator_lshift-049.adoc[operator&lt;&lt;](
    std::ostream& output,
    xref:BloombergLP/ball/RecordStringFormatter.adoc[RecordStringFormatter] const& rhs);
----

[.small]#xref:BloombergLP/ball/operator_lshift-049.adoc[_» more&period;&period;&period;_]#

Write a single&hyphen;line description of the specified `context` to `stream`&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::ostream&
xref:BloombergLP/ball/operator_lshift-09.adoc[operator&lt;&lt;](
    std::ostream& stream,
    xref:BloombergLP/ball/AttributeContext.adoc[AttributeContext] const& context);
----

[.small]#xref:BloombergLP/ball/operator_lshift-09.adoc[_» more&period;&period;&period;_]#

Write a single&hyphen;line description of the specified `cache` to `stream`&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::ostream&
xref:BloombergLP/ball/operator_lshift-0b.adoc[operator&lt;&lt;](
    std::ostream& stream,
    xref:BloombergLP/ball/AttributeContext_RuleEvaluationCache.adoc[AttributeContext&lowbar;RuleEvaluationCache] const& cache);
----

[.small]#xref:BloombergLP/ball/operator_lshift-0b.adoc[_» more&period;&period;&period;_]#

Write the value of the specified `rules` to the specified `output` stream&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::ostream&
xref:BloombergLP/ball/operator_lshift-0a5.adoc[operator&lt;&lt;](
    std::ostream& output,
    xref:BloombergLP/ball/RuleSet.adoc[RuleSet] const& rules);
----

[.small]#xref:BloombergLP/ball/operator_lshift-0a5.adoc[_» more&period;&period;&period;_]#

Write the value of the specified `rule` to the specified `output` stream&period; Return the specified `output` stream&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::ostream&
xref:BloombergLP/ball/operator_lshift-0cf3.adoc[operator&lt;&lt;](
    std::ostream& output,
    xref:BloombergLP/ball/Rule.adoc[Rule] const& rule);
----

[.small]#xref:BloombergLP/ball/operator_lshift-0cf3.adoc[_» more&period;&period;&period;_]#

Write the value of the specified `attributeSet` to the specified `output` stream&period; Return the specified `output` stream&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::ostream&
xref:BloombergLP/ball/operator_lshift-0cf9.adoc[operator&lt;&lt;](
    std::ostream& output,
    xref:BloombergLP/ball/ManagedAttributeSet.adoc[ManagedAttributeSet] const& attributeSet);
----

[.small]#xref:BloombergLP/ball/operator_lshift-0cf9.adoc[_» more&period;&period;&period;_]#

Write a representation of `configuration` to the specified `stream`&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::ostream&
xref:BloombergLP/ball/operator_lshift-012.adoc[operator&lt;&lt;](
    std::ostream& stream,
    xref:BloombergLP/ball/LoggerManagerConfiguration.adoc[LoggerManagerConfiguration] const& configuration);
----

[.small]#xref:BloombergLP/ball/operator_lshift-012.adoc[_» more&period;&period;&period;_]#

Write the specified `defaults` object to the specified output `stream` in a reasonable multi&hyphen;line format&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::ostream&
xref:BloombergLP/ball/operator_lshift-03.adoc[operator&lt;&lt;](
    std::ostream& stream,
    xref:BloombergLP/ball/LoggerManagerDefaults.adoc[LoggerManagerDefaults] const& defaults);
----

[.small]#xref:BloombergLP/ball/operator_lshift-03.adoc[_» more&period;&period;&period;_]#

Write a formatted description of the specified `rhs` to the specified `stream` and return a reference to the modifiable `stream`&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::ostream&
xref:BloombergLP/ball/operator_lshift-00c.adoc[operator&lt;&lt;](
    std::ostream& output,
    xref:BloombergLP/ball/AttributeContainerList.adoc[AttributeContainerList] const& rhs);
----

[.small]#xref:BloombergLP/ball/operator_lshift-00c.adoc[_» more&period;&period;&period;_]#

Write the value of the specified `attribute` to the specified `output` stream&period; Return the specified `output` stream&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::ostream&
xref:BloombergLP/ball/operator_lshift-0f.adoc[operator&lt;&lt;](
    std::ostream& output,
    xref:BloombergLP/ball/Attribute.adoc[Attribute] const& attribute);
----

[.small]#xref:BloombergLP/ball/operator_lshift-0f.adoc[_» more&period;&period;&period;_]#

Write the value of the specified `object` to the specified output `stream` in a single&hyphen;line format, and return a reference to `stream`&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::ostream&
xref:BloombergLP/ball/operator_lshift-041.adoc[operator&lt;&lt;](
    std::ostream& stream,
    xref:BloombergLP/ball/UserFields.adoc[UserFields] const& object);
----

[.small]#xref:BloombergLP/ball/operator_lshift-041.adoc[_» more&period;&period;&period;_]#

Write the value of the specified `object` to the specified output `stream` in a single&hyphen;line format, and return a reference to `stream`&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::ostream&
xref:BloombergLP/ball/operator_lshift-0ad.adoc[operator&lt;&lt;](
    std::ostream& stream,
    xref:BloombergLP/ball/UserFieldValue.adoc[UserFieldValue] const& object);
----

[.small]#xref:BloombergLP/ball/operator_lshift-0ad.adoc[_» more&period;&period;&period;_]#

Write the string representation of the specified enumeration `value` to the specified output `stream` in a single&hyphen;line format&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::ostream&
xref:BloombergLP/ball/operator_lshift-08.adoc[operator&lt;&lt;](
    std::ostream& stream,
    xref:BloombergLP/ball/UserFieldType/Enum.adoc[UserFieldType::Enum] value);
----

[.small]#xref:BloombergLP/ball/operator_lshift-08.adoc[_» more&period;&period;&period;_]#

Format the members of the specified `object` to the specified output `stream` and return a reference to the modifiable `stream`&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::ostream&
xref:BloombergLP/ball/operator_lshift-0a9.adoc[operator&lt;&lt;](
    std::ostream& stream,
    xref:BloombergLP/ball/RecordAttributes.adoc[RecordAttributes] const& object);
----

[.small]#xref:BloombergLP/ball/operator_lshift-0a9.adoc[_» more&period;&period;&period;_]#

Write the specified `rhs` context to the specified output `stream` and return a reference to the modifiable `stream`&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::ostream&
xref:BloombergLP/ball/operator_lshift-0183.adoc[operator&lt;&lt;](
    std::ostream& stream,
    xref:BloombergLP/ball/Context.adoc[Context] const& rhs);
----

[.small]#xref:BloombergLP/ball/operator_lshift-0183.adoc[_» more&period;&period;&period;_]#

Format the specified `rhs` to the specified output `stream` and return a reference to the modifiable `stream`&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::ostream&
xref:BloombergLP/ball/operator_lshift-018d.adoc[operator&lt;&lt;](
    std::ostream& stream,
    xref:BloombergLP/ball/Transmission/Cause.adoc[Transmission::Cause] rhs);
----

[.small]#xref:BloombergLP/ball/operator_lshift-018d.adoc[_» more&period;&period;&period;_]#

Write the value of the specified `object` to the specified `stream`&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::ostream&
xref:BloombergLP/ball/operator_lshift-0af.adoc[operator&lt;&lt;](
    std::ostream& stream,
    xref:BloombergLP/ball/HierarchicalCategorySetting.adoc[HierarchicalCategorySetting] const& object);
----

[.small]#xref:BloombergLP/ball/operator_lshift-0af.adoc[_» more&period;&period;&period;_]#

Write the value of the specified threshold `aggregate` to the specified output `stream` and return a reference to the modifiable `stream`&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::ostream&
xref:BloombergLP/ball/operator_lshift-0ed.adoc[operator&lt;&lt;](
    std::ostream& stream,
    xref:BloombergLP/ball/ThresholdAggregate.adoc[ThresholdAggregate] const& aggregate);
----

[.small]#xref:BloombergLP/ball/operator_lshift-0ed.adoc[_» more&period;&period;&period;_]#

Format the specified `rhs` to the specified output `stream` and return a reference to the modifiable `stream`&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::ostream&
xref:BloombergLP/ball/operator_lshift-000.adoc[operator&lt;&lt;](
    std::ostream& stream,
    xref:BloombergLP/ball/Severity/Level.adoc[Severity::Level] rhs);
----

[.small]#xref:BloombergLP/ball/operator_lshift-000.adoc[_» more&period;&period;&period;_]#

Write the value of the specified `attribute` to the specified `output` stream&period; Return the specified `output` stream&period;


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
std::ostream&
xref:BloombergLP/ball/operator_lshift-0a7.adoc[operator&lt;&lt;](
    std::ostream& output,
    xref:BloombergLP/ball/ManagedAttribute.adoc[ManagedAttribute] const& attribute);
----

[.small]#xref:BloombergLP/ball/operator_lshift-0a7.adoc[_» more&period;&period;&period;_]#

== Return Value

* reference to `stream`
* a reference to `output`
* reference to the modifiable `stream`
* reference to `output`
* reference to the modifiable `output`
* a reference to the modifiable `stream`

== Parameters

[cols="1,4"]
|===
| Name| Description
| *stream*
| output stream
| *record*
| log record to write
| *output*
| output stream
| *attributeContainer*
| container to write
| *container*
| attribute container to format
| *rhs*
| record formatter to write
| *context*
| attribute context to write
| *cache*
| rule&hyphen;evaluation cache to write
| *rules*
| rule set to write
| *rule*
| rule to write
| *attributeSet*
| attribute set to write
| *configuration*
| configuration object to write
| *defaults*
| defaults object to write
| *attribute*
| attribute to write
| *object*
| object to write
| *value*
| enumeration value to write
| *aggregate*
| threshold aggregate to write
|===


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