Immutable, thread-safe version of AlphabeticIndex. More...
#include <alphaindex.h>
Inheritance diagram for icu::AlphabeticIndex::ImmutableIndex:
Public Member Functions | |
| virtual | ~ImmutableIndex () |
| Destructor. | |
| int32_t | getBucketCount () const |
| Returns the number of index buckets and labels, including underflow/inflow/overflow. | |
| int32_t | getBucketIndex (const UnicodeString &name, UErrorCode &errorCode) const |
| Finds the index bucket for the given name and returns the number of that bucket. | |
| const Bucket * | getBucket (int32_t index) const |
| Returns the index-th bucket. | |
Friends | |
| class | AlphabeticIndex |
Detailed Description
Immutable, thread-safe version of AlphabeticIndex.
This class provides thread-safe methods for bucketing, and random access to buckets and their properties, but does not offer adding records to the index.
The ImmutableIndex class is not intended for public subclassing.
- Stable:
- ICU 51
Definition at line 251 of file alphaindex.h.
Constructor & Destructor Documentation
| virtual icu::AlphabeticIndex::ImmutableIndex::~ImmutableIndex | ( | ) | [virtual] |
Destructor.
- Stable:
- ICU 51
Member Function Documentation
| const Bucket* icu::AlphabeticIndex::ImmutableIndex::getBucket | ( | int32_t | index | ) | const |
Returns the index-th bucket.
Returns nullptr if the index is out of range.
- Parameters:
-
index bucket number
- Returns:
- the index-th bucket
- Stable:
- ICU 51
| int32_t icu::AlphabeticIndex::ImmutableIndex::getBucketCount | ( | ) | const |
Returns the number of index buckets and labels, including underflow/inflow/overflow.
- Returns:
- the number of index buckets
- Stable:
- ICU 51
| int32_t icu::AlphabeticIndex::ImmutableIndex::getBucketIndex | ( | const UnicodeString & | name, |
| UErrorCode & | errorCode | ||
| ) | const |
Finds the index bucket for the given name and returns the number of that bucket.
Use getBucket() to get the bucket's properties.
- Parameters:
-
name the string to be sorted into an index bucket errorCode Error code, will be set with the reason if the operation fails.
- Returns:
- the bucket number for the name
- Stable:
- ICU 51
The documentation for this class was generated from the following file:
