Source Code : Clones the lhs map and add all things from the rhs map.

Java Is Open Source Programming Language You Can Download From Java and Java Libraries From http://www.oracle.com. Click Here to download
We provide this code related to title for you to solve your developing problem easily. Libraries which is import in this program you can download from http://www.oracle.com. Click Here or search from google with Libraries Name you get jar file related it

Clones the lhs map and add all things from the rhs map.

    
import java.util.HashMap;
import java.util.Map;


public class Main {
  /**
   * Clones the lhs map and add all things from the
   * rhs map.
   *
   * @param lhs the first map
   * @param rhs the second map
   * @return the merged map
   */
  public static Map merge(Map lhs, Map rhs) {

      Map result = null;

      if((lhs == null) || (lhs.size() == 0)) {
          result = copy(rhs);
      }
      else if((rhs == null) || (rhs.size() == 0)) {
          result = copy(lhs);
      }
      else {
          result = copy(lhs);
          result.putAll(rhs);
      }
      
      return result;
  }
  /**
   * Clones a map.
   *
   * @param source the source map
   * @return the clone of the source map
   */
  public static Map copy(Map source) {

      if(source == null) {
          return null;
      }

      Map result = new HashMap();
      result.putAll(source);
      return result;
  }

}

   
    
    
    
  

Thank with us