libUTL++
utl::Queue< T > Class Template Reference

FIFO (first-in, first-out) data structure. More...

#include <Queue.h>

Inheritance diagram for utl::Queue< T >:

Public Member Functions

 Queue (bool owner)
 Constructor. More...
 
T * deQ ()
 Return the object at the head of the queue. More...
 
bool enQ (const T &object)
 Add the given object to the end of the queue. More...
 
bool enQ (const T *object)
 Add the given object to the end of the queue. More...
 
- Public Member Functions inherited from utl::TDeque< T >
T * findT (const Object &key) const
 See find(). More...
 
- Public Member Functions inherited from utl::Deque
 Deque (bool owner, Ordering *ordering=nullptr)
 Constructor. More...
 
virtual void steal (Object &rhs)
 "Steal" the internal representation from another instance. More...
 
virtual size_t innerAllocatedSize () const
 Get the "inner" allocated size. More...
 
Objectfront () const
 Return the object at the front end (nullptr if none). More...
 
Objectback () const
 Return the object at the back end (nullptr if none). More...
 
Objectget (size_t idx) const
 
iterator findIt (const Object &key) const
 
iterator findIt (const Object &key)
 
void findIt (const Object &key, BidIt &it) const
 
virtual void findIt (const Object &key, BidIt &it)
 Find an object matching a given key. More...
 
bool add (const Object &object)
 
virtual bool add (const Object *object)
 Add an object to the collection. More...
 
void add (const Collection &collection)
 
bool pushFront (const Object &object)
 Add the given object at the front end. More...
 
bool pushBack (const Object &object)
 Add the given object at the back end. More...
 
bool pushFront (const Object *object)
 Add the given object at the front end. More...
 
bool pushBack (const Object *object)
 Add the given object at the back end. More...
 
virtual void clear ()
 Remove all objects from the sequence. More...
 
bool removeFront ()
 Remove the object at the front. More...
 
bool removeBack ()
 Remove the object at the back. More...
 
ObjectpopFront ()
 Retrieve & remove the object at the front. More...
 
ObjectpopBack ()
 Retrieve & remove the object at the back. More...
 
iterator begin () const
 
iterator begin ()
 
virtual BidItbeginNew () const
 Return a const iterator pointing to the beginning of the collection. More...
 
virtual BidItbeginNew ()
 Return an iterator pointing to the beginning of the collection. More...
 
iterator end () const
 
iterator end ()
 
virtual BidItendNew () const
 Return a const iterator pointing to the end of the collection. More...
 
virtual BidItendNew ()
 Return an iterator pointing to the end of the collection. More...
 
- Public Member Functions inherited from utl::SortedCollection
void clobber (const SortedCollection *rhs)
 Where self and rhs intersect, make self's object equal to the rhs version (i.e. More...
 
virtual int compare (const Object &rhs) const
 Compare with another SortedCollection by comparing contained objects. More...
 
virtual ObjectaddOrFind (const Object *object)
 Add the given object, or find a matching object already contained. More...
 
virtual bool addOrUpdate (const Object *object)
 Add or update the given object. More...
 
void insert (const Object &object, const BidIt &it)
 Insert an object before the pointed-to location. More...
 
virtual void insert (const Object *object, const BidIt &it)
 Insert an object before the pointed-to location. More...
 
void reverse ()
 Reverse the order of the contained objects. More...
 
void setOrdering (const Ordering &ordering, uint_t algorithm=sort_quickSort)
 Set the ordering, and optionally sort the collection to reflect the new ordering. More...
 
virtual void setOrdering (Ordering *ordering, uint_t algorithm=sort_quickSort)
 Set the ordering, and optionally sort the collection to reflect the new ordering. More...
 
void findEqualRange (const Object &key, BidIt &begin, BidIt &end) const
 Find the range elements [begin,end) that match a given key. More...
 
virtual void findEqualRange (const Object &key, BidIt &begin, BidIt &end)
 Find the range of elements [begin,end) that match a given key. More...
 
void findFirstIt (const Object &key, BidIt &it, bool insert=false) const
 Find the first object matching the given key. More...
 
virtual void findFirstIt (const Object &key, BidIt &it, bool insert=false)
 Find the first object matching the given key. More...
 
void findLastIt (const Object &key, BidIt &it) const
 Find the last object matching the given key. More...
 
virtual void findLastIt (const Object &key, BidIt &it)
 Find the last object matching the given key. More...
 
ObjectfindLinear (const Object &key) const
 Linear search for an object matching the given key. More...
 
ObjectfindLinearSorted (const Object &key) const
 Linear search for an object matching the given key. More...
 
bool remove (const Object *key)
 
virtual bool remove (const Object &key)
 Remove the object matching the given key. More...
 
void remove (const SortedCollection *rhs)
 Remove objects that have a match in rhs. More...
 
virtual void removeIt (BidIt &it)
 Remove the object the given iterator points to. More...
 
virtual void removeIt (BidIt &begin, const BidIt &end)
 Remove part of the collection. More...
 
SortedCollectionoperator-= (const SortedCollection &rhs)
 Remove objects that have a match in rhs. More...
 
Collectiondifference (const SortedCollection *rhs, Collection *out=nullptr) const
 Determine the difference between self and rhs. More...
 
void intersect (const SortedCollection *rhs)
 Set self to the intersection of self and rhs. More...
 
Collectionintersection (const SortedCollection *rhs, Collection *out=nullptr, bool multiSet=false) const
 Determine the intersection of self and rhs. More...
 
size_t intersectCard (const SortedCollection *rhs) const
 Determine the cardinality of the intersection of self and rhs. More...
 
bool intersects (const SortedCollection *rhs) const
 Determine whether the intersection of self and rhs is non-empty. More...
 
bool isSubSet (const SortedCollection *rhs) const
 Determine whether self is a subset of rhs. More...
 
bool isSuperSet (const SortedCollection *rhs) const
 Determine whether self is a superset of rhs. More...
 
Collectionmerge (const SortedCollection *rhs, Collection *out=nullptr) const
 Merge with rhs to form a single sorted sequence. More...
 
CollectionsymmetricDifference (const SortedCollection *rhs, Collection *out=nullptr) const
 Determine the symmetric difference of self and rhs. More...
 
void symmetricDifference (const SortedCollection *rhs, Collection *lhsOut, Collection *rhsOut) const
 Determine the symmetric difference of self and rhs. More...
 
Collectionunique (Collection *out=nullptr)
 Remove duplicate objects. More...
 
SortedCollectionoperator &= (const SortedCollection *rhs)
 Intersect with rhs. More...
 
bool operator<= (const SortedCollection *rhs)
 Determine whether self is a subset of rhs. More...
 
bool operator>= (const SortedCollection *rhs)
 Determine whether self is a superset of rhs. More...
 
bool testSorted () const
 Determine whether the collection is sorted (often useful for testing). More...
 
void multiKeyQuickSort (bool key=true, bool reverse=false)
 Multi-key quick-sort the collection. More...
 
void sort ()
 Sort the collection using the quicksort algorithm. More...
 
virtual void sort (uint_t algorithm)
 Sort the collection using the given algorithm. More...
 
- Public Member Functions inherited from utl::Collection
void assertOwner ()
 Assert ownership of contained objects. More...
 
virtual void copy (const Object &rhs)
 Copy another instance. More...
 
virtual void vclone (const Object &rhs)
 Make an exact copy of another instance. More...
 
virtual void dump (Stream &os, uint_t level=uint_t_max) const
 Dump a human-readable representation of self to the given output stream. More...
 
virtual void serialize (Stream &stream, uint_t io, uint_t mode=ser_default)
 Serialize to or from a stream. More...
 
void serialize (const RunTimeClass *rtc, Stream &stream, uint_t io, uint_t mode=ser_default)
 Serialize to/from the given stream. More...
 
virtual bool update (const Object *object)
 Update the given object. More...
 
bool isOwner () const
 Get the owner flag. More...
 
void setOwner (bool owner)
 Set the owner flag. More...
 
const Orderingordering () const
 Get the ordering. More...
 
Orderingordering ()
 Get the ordering. More...
 
void setOrdering (const Ordering &ordering, uint_t algorithm=sort_quickSort)
 Set the ordering, and optionally sort the collection to reflect the new ordering. More...
 
bool empty () const
 Determine whether the collection is empty. More...
 
bool isMultiSet () const
 Get the multiSet flag. More...
 
void setMultiSet (bool multiSet)
 Set the multiSet flag. More...
 
bool isMarked () const
 Get marked flag. More...
 
void setMarked (bool marked=true)
 Set marked flag. More...
 
size_t items () const
 Get the number of contained objects. More...
 
size_t size () const
 Get the number of contained objects. More...
 
bool add (const Object &object)
 Add an object to the collection. More...
 
void add (const Collection &collection)
 Add another collection's objects. More...
 
virtual BidItaddIt (const Object *object)
 Add an object to the collection. More...
 
ObjectaddOrFind (const Object &object)
 Add the given object, or find a matching object already contained. More...
 
bool addOrUpdate (const Object &object)
 Add or update the given object. More...
 
CollectioncopyItems (const Collection *src, const Predicate *pred=nullptr, bool predVal=true)
 Copy objects from another collection. More...
 
CollectioncopyItems (const ListNode *src, const Predicate *pred=nullptr, bool predVal=true)
 Copy objects from a double-linked list. More...
 
CollectioncopyItems (const SlistNode *src, const Predicate *pred=nullptr, bool predVal=true)
 Copy objects from a single-linked list. More...
 
CollectionstealItems (Collection *src)
 "Steal" items from another collection. More...
 
Collectionoperator+= (const Object &rhs)
 Add an object to the collection. More...
 
Collectionoperator+= (const Object *rhs)
 Add an object to the collection. More...
 
Collectionoperator+= (const Collection &rhs)
 Add another collection's objects. More...
 
Collectionoperator-= (const Object &rhs)
 Remove an object from the collection. More...
 
void dump (Stream &os, uint_t level, bool key, bool printClassName, uint_t indent, const char *separator) const
 Dump contained objects to a stream. More...
 
virtual String toString () const
 Obtain a string representation by invoking Object::toString() on all contained objects.
 
String toString (bool key) const
 Obtain a string representation by invoking Object::toString() on all contained objects (or their keys). More...
 
String toString (const char *sep, bool key=false) const
 Obtain a string represenation by invoking Object::toString() on all contained objects (or their keys). More...
 
String toString (const String &sep, bool key=false) const
 Obtain a string represenation of the collection by invoking Object::toString() on all contained objects (or their keys). More...
 
iterator begin () const
 Return a const iterator pointing to the first object in the collection. More...
 
iterator begin ()
 Return an iterator pointing to the first object in the collection. More...
 
virtual BidItcreateIt () const
 Create a const iterator. More...
 
virtual BidItcreateIt ()
 Create an iterator. More...
 
iterator end () const
 Return a const iterator pointing to the end of the collection. More...
 
iterator end ()
 Return an iterator pointing to the end of the collection. More...
 
bool contains (const Object *key) const
 Determine whether the collection contains an object matching the given key. More...
 
bool contains (const Object &key) const
 Determine whether the collection contains an object matching the given key. More...
 
size_t count (const Predicate *pred=nullptr, bool predVal=true) const
 Count contained objects. More...
 
Objectfind (const Object *key) const
 Find an object matching a given key. More...
 
virtual Objectfind (const Object &key) const
 Find an object matching a given key. More...
 
void findIt (const Object &key, BidIt &it) const
 Find an object matching a given key. More...
 
Objectfirst () const
 Return the first object (nullptr if empty). More...
 
bool has (const Object *key) const
 See contains(). More...
 
bool has (const Object &key) const
 See contains(). More...
 
Objectlast () const
 Get the last object (nullptr if empty). More...
 
bool remove (const Object *key)
 Remove the object matching the given key. More...
 
Objecttake (BidIt &it)
 Remove the object the given iterator points to, but do not delete the object even if the collection owns its objects. More...
 
Objectoperator[] (const Object *object)
 add-or-find access operator (returns Object*). More...
 
Objectoperator() (const Object *object)
 add-or-find access operator (returns Object&). More...
 
- Public Member Functions inherited from utl::Object
void clear ()
 Revert to initial state. More...
 
void dumpWithClassName (Stream &os, uint_t indent=4, uint_t level=uint_t_max) const
 Front-end for dump() that prints the object's class name. More...
 
virtual const ObjectgetKey () const
 Get the key for this object. More...
 
bool hasKey () const
 Determine whether or not the object has a key. More...
 
virtual const ObjectgetProxiedObject () const
 Get the proxied object (= self if none). More...
 
virtual ObjectgetProxiedObject ()
 Get the proxied object (= self if none). More...
 
virtual size_t hash (size_t size) const
 Get the hash code for the object. More...
 
bool _isA (const RunTimeClass *runTimeClass) const
 Determine whether self's class is a descendent of the given class. More...
 
 operator String () const
 Conversion to String. More...
 
size_t allocatedSize () const
 Get the total allocated size of this object. More...
 
virtual void addOwnedIt (const class FwdIt *it) const
 Notify self that it owns the given iterator. More...
 
virtual void removeOwnedIt (const class FwdIt *it) const
 Notify self that the given owned iterator has been destroyed. More...
 
bool operator< (const Object &rhs) const
 Less-than operator. More...
 
bool operator<= (const Object &rhs) const
 Less-than-or-equal-to operator. More...
 
bool operator> (const Object &rhs) const
 Greater-than operator. More...
 
bool operator>= (const Object &rhs) const
 Greater-than-or-equal-to operator. More...
 
bool operator== (const Object &rhs) const
 Equal-to operator. More...
 
bool operator!= (const Object &rhs) const
 Unequal-to operator. More...
 
void serializeIn (Stream &is, uint_t mode=ser_default)
 Serialize from an input stream. More...
 
void serializeOut (Stream &os, uint_t mode=ser_default) const
 Serialize to an output stream. More...
 
void serializeOutBoxed (Stream &os, uint_t mode=ser_default) const
 Serialize a boxed object to an output stream. More...
 

Additional Inherited Members

- Static Public Member Functions inherited from utl::Object
static ObjectserializeInNullable (Stream &is, uint_t mode=ser_default)
 Serialize a nullptr-able object from an input stream. More...
 
static void serializeOutNullable (const Object *object, Stream &os, uint_t mode=ser_default)
 Serialize a nullptr-able object to an output stream. More...
 
static void serializeNullable (Object *&object, Stream &stream, uint_t io, uint_t mode=ser_default)
 Serialize a nullptr-able object to or from a stream. More...
 
static ObjectserializeInBoxed (Stream &is, uint_t mode=ser_default)
 Serialize a boxed object from an input stream. More...
 
static void serializeBoxed (Object *&object, Stream &stream, uint_t io, uint_t mode=ser_default)
 Serialize a boxed object to or from a stream. More...
 
- Protected Member Functions inherited from utl::FlagsMI
 FlagsMI ()
 Constructor. More...
 
virtual ~FlagsMI ()
 Destructor. More...
 
void copyFlags (const FlagsMI &rhs)
 Copy the given flags. More...
 
void copyFlags (const FlagsMI &rhs, uint_t lsb, uint_t msb)
 Copy (some of) the given flags. More...
 
void copyFlags (uint64_t flags, uint_t lsb, uint_t msb)
 Copy (some of) the given flags. More...
 
bool getFlag (uint_t flagNum) const
 Get a user-defined flag. More...
 
void setFlag (uint_t flagNum, bool val)
 Set a user-defined flag. More...
 
uint64_t getFlagsNumber (uint64_t mask, uint64_t shift=0)
 Get a multi-bit value in the flags data (which is stored as one 64-bit integer). More...
 
void setFlagsNumber (uint64_t mask, uint64_t shift, uint64_t num)
 Set a multi-bit value in the flags data (which is stored as one 64-bit integer). More...
 
uint64_t getFlags () const
 Get the flags. More...
 
void setFlags (uint64_t flags)
 Set the flags. More...
 

Detailed Description

template<class T = Object>
class utl::Queue< T >

FIFO (first-in, first-out) data structure.

Author
Adam McKee
See also
List

Definition at line 24 of file Queue.h.

Constructor & Destructor Documentation

◆ Queue()

template<class T = Object>
utl::Queue< T >::Queue ( bool  owner)
inline

Constructor.

Parameters
ownerowner flag

Definition at line 34 of file Queue.h.

Member Function Documentation

◆ deQ()

template<class T = Object>
T* utl::Queue< T >::deQ ( )
inline

Return the object at the head of the queue.

Definition at line 41 of file Queue.h.

◆ enQ() [1/2]

template<class T = Object>
bool utl::Queue< T >::enQ ( const T &  object)
inline

Add the given object to the end of the queue.

If isOwner(), a copy of the object will be made.

Returns
true if object successfully added, false otherwise
Parameters
objectobject to add

Definition at line 53 of file Queue.h.

◆ enQ() [2/2]

template<class T = Object>
bool utl::Queue< T >::enQ ( const T *  object)
inline

Add the given object to the end of the queue.

Returns
true if object successfully added, false otherwise

Definition at line 63 of file Queue.h.


The documentation for this class was generated from the following file: