Package org.apache.arrow.vector.util

Class JsonStringHashMap<K,V>

java.lang.Object

java.util.AbstractMap<K,V>

java.util.HashMap<K,V>

java.util.LinkedHashMap<K,V>

org.apache.arrow.vector.util.JsonStringHashMap<K,V>

Type Parameters:

K - The type of the key for the map.

V - The type of the value for the map.

All Implemented Interfaces:

Serializable, Cloneable, Map<K,V>

public class JsonStringHashMap<K,V>
extends LinkedHashMap<K,V>

Simple class that extends the regular java.util.HashMap but overrides the toString() method of the HashMap class to produce a JSON string instead

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class java.util.AbstractMap

AbstractMap.SimpleEntry<K extends Object,V extends Object>, AbstractMap.SimpleImmutableEntry<K extends Object,V extends Object>

Constructor Summary

Constructors

Constructor	Description
JsonStringHashMap()

Method Summary

Modifier and Type	Method	Description
final String	toString()

Methods inherited from class java.util.LinkedHashMap

clear, containsValue, entrySet, forEach, get, getOrDefault, keySet, removeEldestEntry, replaceAll, values

Methods inherited from class java.util.HashMap

clone, compute, computeIfAbsent, computeIfPresent, containsKey, isEmpty, merge, put, putAll, putIfAbsent, remove, remove, replace, replace, size

Methods inherited from class java.util.AbstractMap

equals, hashCode

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Map

compute, computeIfAbsent, computeIfPresent, containsKey, equals, hashCode, isEmpty, merge, put, putAll, putIfAbsent, remove, remove, replace, replace, size

Constructor Details

JsonStringHashMap

public JsonStringHashMap()

Method Details

toString

public final String toString()

Overrides:

toString in class AbstractMap<K,V>