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java.lang.Objectorg.springframework.core.convert.converter.ConvertingComparator<S,T>
S - the source typeT - the target typepublic class ConvertingComparator<S,T>
A Comparator that converts values before they are compared. The specified
Converter will be used to convert each value before it passed to the underlying
Comparator.
| Constructor Summary | |
|---|---|
ConvertingComparator(java.util.Comparator<T> comparator,
ConversionService conversionService,
java.lang.Class<? extends T> targetType)
Create a new ComparableComparator instance. |
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ConvertingComparator(java.util.Comparator<T> comparator,
Converter<S,T> converter)
Create a new ConvertingComparator instance. |
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ConvertingComparator(Converter<S,T> converter)
Create a new ConvertingComparator instance. |
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| Method Summary | ||
|---|---|---|
int |
compare(S o1,
S o2)
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static
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mapEntryKeys(java.util.Comparator<K> comparator)
Create a new ConvertingComparator that compares map * entries based on their keys. |
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static
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mapEntryValues(java.util.Comparator<V> comparator)
Create a new ConvertingComparator that compares map entries based on their values. |
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| 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 |
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equals |
| Constructor Detail |
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public ConvertingComparator(Converter<S,T> converter)
ConvertingComparator instance.
converter - the converter
public ConvertingComparator(java.util.Comparator<T> comparator,
Converter<S,T> converter)
ConvertingComparator instance.
comparator - the underlying comparator used to compare the converted valuesconverter - the converter
public ConvertingComparator(java.util.Comparator<T> comparator,
ConversionService conversionService,
java.lang.Class<? extends T> targetType)
ComparableComparator instance.
comparator - the underlying comparatorconversionService - the conversion servicetargetType - the target type| Method Detail |
|---|
public int compare(S o1,
S o2)
compare in interface java.util.Comparator<S>public static <K,V> ConvertingComparator<java.util.Map.Entry<K,V>,K> mapEntryKeys(java.util.Comparator<K> comparator)
ConvertingComparator that compares map * entries based on their keys.
comparator - the underlying comparator used to compare keys
ConvertingComparator instancepublic static <K,V> ConvertingComparator<java.util.Map.Entry<K,V>,V> mapEntryValues(java.util.Comparator<V> comparator)
ConvertingComparator that compares map entries based on their values.
comparator - the underlying comparator used to compare values
ConvertingComparator instance
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