io.neow3j.devpack.neo

Class StorageMap

java.lang.Object

io.neow3j.devpack.neo.StorageMap

public class StorageMap
extends java.lang.Object

A key-value view on the entries of smart contract's storage with a specific prefix.

Constructor Summary

Constructors

Constructor and Description
StorageMap(StorageContext context, byte[] prefix) Constructs a new StorageMep from entries with the given prefix in the given StorageContext.

Method Summary

Modifier and Type	Method and Description
void	delete(byte[] key) Deletes the entry with a key equal to prefix + key from the underlying storage context.
void	delete(java.lang.String key) Deletes the entry with a key equal to prefix + key from the underlying storage context.
byte[]	get(byte[] key) Gets the value with a key equal to prefix + key from the underlying storage context.
byte[]	get(java.lang.String key) Gets the value with a key equal to prefix + key from the underlying storage context.
void	put(byte[] key, byte[] value) Stores the given key-value pair prefixed with this StorageMap's prefix (prefix + key) into the underlying storage context.
void	put(byte[] key, int value) Stores the given key-value pair prefixed with this StorageMap's prefix (prefix + key) into the underlying storage context.
void	put(byte[] key, java.lang.String value) Stores the given key-value pair prefixed with this StorageMap's prefix (prefix + key) into the underlying storage context.
void	put(java.lang.String key, byte[] value) Stores the given key-value pair prefixed with this StorageMap's prefix (prefix + key) into the underlying storage context.
void	put(java.lang.String key, int value) Stores the given key-value pair prefixed with this StorageMap's prefix (prefix + key) into the underlying storage context.
void	put(java.lang.String key, java.lang.String value) Stores the given key-value pair prefixed with this StorageMap's prefix (prefix + key) into the underlying storage context.

Methods inherited from class java.lang.Object

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

Constructor Detail

StorageMap

public StorageMap(StorageContext context,
                  byte[] prefix)

Constructs a new StorageMep from entries with the given prefix in the given StorageContext.

Parameters:

context - The storage to look for the entries.

prefix - The prefix.

Method Detail

delete

public void delete(byte[] key)

Deletes the entry with a key equal to prefix + key from the underlying storage context.

Parameters:

key - The key to delete.

delete

public void delete(java.lang.String key)

Deletes the entry with a key equal to prefix + key from the underlying storage context.

Parameters:

key - The key to delete.

get

public byte[] get(byte[] key)

Gets the value with a key equal to prefix + key from the underlying storage context.

Parameters:

key - The key of the value to retrieve.

Returns:

the value corresponding to the given key.

get

public byte[] get(java.lang.String key)

Gets the value with a key equal to prefix + key from the underlying storage context.

Parameters:

key - The key of the value to retrieve.

Returns:

the value corresponding to the given key.

put

public void put(byte[] key,
                byte[] value)

Stores the given key-value pair prefixed with this StorageMap's prefix (prefix + key) into the underlying storage context.

Parameters:

key - The key of the entry.

value - The value of the entry.

put

public void put(byte[] key,
                int value)

Stores the given key-value pair prefixed with this StorageMap's prefix (prefix + key) into the underlying storage context.

Parameters:

key - The key of the entry.

value - The value of the entry.

put

public void put(byte[] key,
                java.lang.String value)

Stores the given key-value pair prefixed with this StorageMap's prefix (prefix + key) into the underlying storage context.

Parameters:

key - The key of the entry.

value - The value of the entry.

put

public void put(java.lang.String key,
                byte[] value)

Stores the given key-value pair prefixed with this StorageMap's prefix (prefix + key) into the underlying storage context.

Parameters:

key - The key of the entry.

value - The value of the entry.

put

public void put(java.lang.String key,
                int value)

Stores the given key-value pair prefixed with this StorageMap's prefix (prefix + key) into the underlying storage context.

Parameters:

key - The key of the entry.

value - The value of the entry.

put

public void put(java.lang.String key,
                java.lang.String value)

Stores the given key-value pair prefixed with this StorageMap's prefix (prefix + key) into the underlying storage context.

Parameters:

key - The key of the entry.

value - The value of the entry.