package java8;

import java.util.Arrays;



/**
 * java 新特性
 * 
 * @author RXJ
 *
 */
public class Java8 {

	/**
	 * 1.Lambda表达式(也称为闭包)
	 */
	public static void Lambda() {

		Arrays.asList("a", "b", "d").forEach(e -> {
			System.out.print(e);
			System.out.print(e);
		});
		System.out.println();
		String separator = ",";
		Arrays.asList( "a", "b", "d" ).forEach( 
		 ( String e ) -> System.out.print( e + separator ) 
		 );
		Arrays.asList( "a", "b", "d" ).sort( ( e1, e2 ) -> {
		 	int result = e1.compareTo( e2 );
		 	return result;
			});
		System.out.println();
	}

	
	public static void main(String[] args) {
		/*
		 * Lambda表达式
		 */
		Java8.Lambda();
		/*
		 * 接口的默认方法和静态方法
		 */
		OverridableImpl Oimpl = new OverridableImpl();
		DefaultableImpl Dimpl = new DefaultableImpl();
		System.out.println(Dimpl.notRequired());
		System.out.println(Oimpl.notRequired());
		
		//创建静态方法
		 Defaulable defaulable = DefaulableFactory.create( DefaultableImpl::new );
		 System.out.println( defaulable.notRequired() );

		 defaulable = DefaulableFactory.create( OverridableImpl::new );
		 System.out.println( defaulable.notRequired() );
		 
		 final Value<String> value = new Value<>();
	 value.getOrDefault( "22", Value.defaultValue() );
	}

}