com.fasterxml.jackson.databind.type
Class ClassKey
java.lang.Object
com.fasterxml.jackson.databind.type.ClassKey
- All Implemented Interfaces:
- Comparable<ClassKey>
public final class ClassKey
- extends Object
- implements Comparable<ClassKey>
Key class, used as an efficient and accurate key
for locating per-class values, such as
JsonSerializer
s.
The reason for having a separate key class instead of
directly using Class
as key is mostly
to allow for redefining hashCode
method --
for some strange reason, Class
does not
redefine Object.hashCode()
and thus uses identity
hash, which is pretty slow. This makes key access using
Class
unnecessarily slow.
Note: since class is not strictly immutable, caller must
know what it is doing, if changing field values.
ClassKey
public ClassKey()
ClassKey
public ClassKey(Class<?> clz)
reset
public void reset(Class<?> clz)
compareTo
public int compareTo(ClassKey other)
- Specified by:
compareTo
in interface Comparable<ClassKey>
equals
public boolean equals(Object o)
- Overrides:
equals
in class Object
hashCode
public int hashCode()
- Overrides:
hashCode
in class Object
toString
public String toString()
- Overrides:
toString
in class Object
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