/*
********************************************************************************
-* Copyright (C) 1997-2013, International Business Machines
+* Copyright (C) 1997-2016, International Business Machines
* Corporation and others. All Rights Reserved.
********************************************************************************
*
};
/**
- * Set the iterator position to the index of the first character in the text being scanned.
- * @return The index of the first character in the text being scanned.
+ * Sets the current iteration position to the beginning of the text, position zero.
+ * @return The offset of the beginning of the text, zero.
* @stable ICU 2.0
*/
virtual int32_t first(void) = 0;
*/
virtual int32_t next(int32_t n) = 0;
+ /**
+ * For RuleBasedBreakIterators, return the status tag from the
+ * break rule that determined the most recently
+ * returned break position.
+ * <p>
+ * For break iterator types that do not support a rule status,
+ * a default value of 0 is returned.
+ * <p>
+ * @return the status from the break rule that determined the most recently
+ * returned break position.
+ * @see RuleBaseBreakIterator::getRuleStatus()
+ * @see UWordBreak
+ * @stable ICU 52
+ */
+ virtual int32_t getRuleStatus() const;
+
+ /**
+ * For RuleBasedBreakIterators, get the status (tag) values from the break rule(s)
+ * that determined the most recently returned break position.
+ * <p>
+ * For break iterator types that do not support rule status,
+ * no values are returned.
+ * <p>
+ * The returned status value(s) are stored into an array provided by the caller.
+ * The values are stored in sorted (ascending) order.
+ * If the capacity of the output array is insufficient to hold the data,
+ * the output will be truncated to the available length, and a
+ * U_BUFFER_OVERFLOW_ERROR will be signaled.
+ * <p>
+ * @see RuleBaseBreakIterator::getRuleStatusVec
+ *
+ * @param fillInVec an array to be filled in with the status values.
+ * @param capacity the length of the supplied vector. A length of zero causes
+ * the function to return the number of status values, in the
+ * normal way, without attemtping to store any values.
+ * @param status receives error codes.
+ * @return The number of rule status values from rules that determined
+ * the most recent boundary returned by the break iterator.
+ * In the event of a U_BUFFER_OVERFLOW_ERROR, the return value
+ * is the total number of status values that were available,
+ * not the reduced number that were actually returned.
+ * @see getRuleStatus
+ * @stable ICU 52
+ */
+ virtual int32_t getRuleStatusVec(int32_t *fillInVec, int32_t capacity, UErrorCode &status);
+
/**
* Create BreakIterator for word-breaks using the given locale.
* Returns an instance of a BreakIterator implementing word breaks.
UnicodeString& name);
/**
+ * Deprecated functionality. Use clone() instead.
+ *
* Thread safe client-buffer-based cloning operation
* Do NOT call delete on a safeclone, since 'new' is not used to create it.
* @param stackBuffer user allocated space for the new clone. If NULL new memory will be allocated.
* necessary.
* @return pointer to the new clone
*
- * @stable ICU 2.0
+ * @deprecated ICU 52. Use clone() instead.
*/
virtual BreakIterator * createBufferClone(void *stackBuffer,
int32_t &BufferSize,
UErrorCode &status) = 0;
+#ifndef U_HIDE_DEPRECATED_API
+
/**
* Determine whether the BreakIterator was created in user memory by
* createBufferClone(), and thus should not be deleted. Such objects
* must be closed by an explicit call to the destructor (not delete).
- * @stable ICU 2.0
+ * @deprecated ICU 52. Always delete the BreakIterator.
*/
inline UBool isBufferClone(void);
+#endif /* U_HIDE_DEPRECATED_API */
+
#if !UCONFIG_NO_SERVICE
/**
* Register a new break iterator of the indicated kind, to use in the given locale.
* The break iterator will be adopted. Clones of the iterator will be returned
* if a request for a break iterator of the given kind matches or falls back to
* this locale.
+ * Because ICU may choose to cache BreakIterators internally, this must
+ * be called at application startup, prior to any calls to
+ * BreakIterator::createXXXInstance to avoid undefined behavior.
* @param toAdopt the BreakIterator instance to be adopted
* @param locale the Locale for which this instance is to be registered
* @param kind the type of iterator for which this instance is to be registered
* Unregister a previously-registered BreakIterator using the key returned from the
* register call. Key becomes invalid after a successful call and should not be used again.
* The BreakIterator corresponding to the key will be deleted.
+ * Because ICU may choose to cache BreakIterators internally, this should
+ * be called during application shutdown, after all calls to
+ * BreakIterator::createXXXInstance to avoid undefined behavior.
* @param key the registry key returned by a previous call to registerInstance
* @param status the in/out status code, no special meanings are assigned
* @return TRUE if the iterator for the key was successfully unregistered
/** @internal */
BreakIterator();
/** @internal */
- UBool fBufferClone;
+ BreakIterator (const BreakIterator &other) : UObject(other) {}
+#ifndef U_HIDE_INTERNAL_API
/** @internal */
- BreakIterator (const BreakIterator &other) : UObject(other), fBufferClone(FALSE) {}
+ BreakIterator (const Locale& valid, const Locale& actual);
+#endif /* U_HIDE_INTERNAL_API */
+ UBool fKeepAll;
private:
* It's provided to make the compiler happy. Do not call.
*/
BreakIterator& operator=(const BreakIterator&);
+ void setKeepAll(UBool keepAll);
};
+inline void BreakIterator::setKeepAll(UBool keepAll)
+{
+ fKeepAll = keepAll;
+}
+
+#ifndef U_HIDE_DEPRECATED_API
+
inline UBool BreakIterator::isBufferClone()
{
- return fBufferClone;
+ return FALSE;
}
+#endif /* U_HIDE_DEPRECATED_API */
+
U_NAMESPACE_END
#endif /* #if !UCONFIG_NO_BREAK_ITERATION */
#endif // _BRKITER
//eof
-
projects / apple / icu.git / blobdiff