Save map to file java

// Save map in file
Map<String, String> map = new HashMap<String, String>();
Properties properties = new Properties();

for (Map.Entry<String,String> entry : map.entrySet()) {
    properties.put(entry.getKey(), entry.getValue());
}

properties.store(new FileOutputStream("data.properties"), null);

// Load the map
Map<String, String> map_from_file = new HashMap<String, String>();
Properties properties = new Properties();
properties.load(new FileInputStream("data.properties"));

for (String key : properties.stringPropertyNames()) {
   map_from_file.put(key, properties.get(key).toString());
}

Source: stackoverflow.com

Similar codes

0 vote337 views1 answer
Turning a sentence to an array java
Java
0 vote397 views1 answer
Duplicate class android.support.v4.os.ResultReceiver$MyRunnable
Java
0 vote385 views1 answer
H2-gramer-conf
Java
0 vote405 views1 answer
How to take binary input in java
Java
0 vote368 views1 answer
Boucle for avec un tableau java
Java
10 votes379 views2 answers
How to convert string to boolean in java
Java
0 vote341 views1 answer
Algorithms - transformation
Java
0 vote352 views1 answer
First line of java code
Java
0 vote376 views1 answer
Libgdx load file
Java
5 votes350 views1 answer
Spigot title
Java