com.apple.foundationdb.record.provider.common.text

Class TextCollatorRegistryJRE.TextCollatorJRE

java.lang.Object

com.apple.foundationdb.record.provider.common.text.TextCollatorRegistryJRE.TextCollatorJRE

All Implemented Interfaces:

TextCollator, Comparator<String>

Enclosing class:

TextCollatorRegistryJRE

protected static class TextCollatorRegistryJRE.TextCollatorJRE
extends Object
implements TextCollator

Nested Class Summary

Nested classes/interfaces inherited from interface com.apple.foundationdb.record.provider.common.text.TextCollator

TextCollator.Strength

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	TextCollatorJRE(Collator collator)

Method Summary

Modifier and Type	Method and Description
int	compare(String str1, String str2) Compare the two strings according to the this collator's collation rules.
ByteString	getKey(String str) Get a representation of a string suitable for storing in an index for this collation.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.util.Comparator

comparing, comparing, comparingDouble, comparingInt, comparingLong, equals, naturalOrder, nullsFirst, nullsLast, reversed, reverseOrder, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Constructor Detail

TextCollatorJRE

protected TextCollatorJRE(@Nonnull
                          Collator collator)

Method Detail

compare

public int compare(@Nonnull
                   String str1,
                   @Nonnull
                   String str2)

Description copied from interface: TextCollator

Compare the two strings according to the this collator's collation rules.

Specified by:

compare in interface TextCollator

Specified by:

compare in interface Comparator<String>

Parameters:

str1 - the first string

str2 - the second string

Returns:

an integer equal to zero if the two strings are equivalent, less than zero if the first string should sort before the second, or greater than zero if the first string should sort after the second.

getKey

@Nonnull
public ByteString getKey(@Nonnull
                                  String str)

Description copied from interface: TextCollator

Get a representation of a string suitable for storing in an index for this collation. The unsigned byte comparison of the result byte array will match this collator's ordering.

Specified by:

getKey in interface TextCollator

Parameters:

str - the string to index

Returns:

a byte string for storing in an index