| java.lang.Object | |
| ↳ | org.apache.lucene.util.StringHelper |
Class Overview
Methods for manipulating strings.
Summary
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| interner | Expert: The StringInterner implementation used by Lucene. | ||||||||||
| Public Methods | |||||||||||
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Compares two byte[] arrays, element by element, and returns the
number of elements common to both arrays.
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Return the same string object for all equal strings
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Compares two strings, character by character, and returns the
first position where the two strings differ from one another.
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Inherited Methods | |||||||||||
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From class
java.lang.Object
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Fields
public static StringInterner interner
Expert: The StringInterner implementation used by Lucene. This shouldn't be changed to an incompatible implementation after other Lucene APIs have been used.
Public Methods
public static final int bytesDifference (byte[] bytes1, int len1, byte[] bytes2, int len2)
Compares two byte[] arrays, element by element, and returns the number of elements common to both arrays.
Parameters
| bytes1 | The first byte[] to compare |
|---|---|
| bytes2 | The second byte[] to compare |
Returns
- The number of common elements.
public static final int stringDifference (String s1, String s2)
Compares two strings, character by character, and returns the first position where the two strings differ from one another.
Parameters
| s1 | The first string to compare |
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| s2 | The second string to compare |
Returns
- The first position where the two strings differ.