Java IdentityHashMap(int expectedMaxSize) Constructor
Syntax
IdentityHashMap(int expectedMaxSize) constructor from IdentityHashMap has the following syntax.
public IdentityHashMap(int expectedMaxSize)
Example
In the following code shows how to use IdentityHashMap.IdentityHashMap(int expectedMaxSize) constructor.
import java.util.IdentityHashMap;
import java.util.Map;
/* w w w . j a v a 2s. c o m*/
public class Main {
public static void main(String[] argv) throws Exception {
Map<Object, Object> objMap = new IdentityHashMap<Object, Object>(5);
Object o1 = new Integer(123);
Object o2 = new Integer(123);
objMap.put(o1, "first");
objMap.put(o2, "second");
Object v1 = objMap.get(o1); // first
Object v2 = objMap.get(o2); // second
}
}
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