🟩Example:

public class MainClass {
private HeavyClass heavyObj;

//instead of creating it in the constructor
public HeavyClass getHeavyObj() {
if (heavyObj == null) {
heavyObj = new HeavyClass();
}
return heavyObj;
}
}
#Java #Performance

For example:

public class Config {
...
public static String getConfigPath() {
return configPath;
}
}

The configuration path is shared globally, and changing it in one place could affect others.

#Java

Is it North Corea?

🧵2/2 If, for instance, we define a static list somewhere:

private static final List byteList = new ArrayList<>();

Some parts of the code may keep adding elements without removing them, eventually leading to memory exhaustion.

#Java #MemoryManagement

It looks like a painting