List 람다식 처리 방식

람다식 처리 방식 

 

someObjects.forEach(obj -> {
   //what to do here?
})

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MemberVO.java 생성

package domain;

public class MemberVO {
	private String id;
	private String password;
	private String username;
	private String email;
	public String getId() {
		return id;
	}
	public void setId(String id) {
		this.id = id;
	}
	public String getPassword() {
		return password;
	}
	public void setPassword(String password) {
		this.password = password;
	}
	public String getUsername() {
		return username;
	}
	public void setUsername(String username) {
		this.username = username;
	}
	public String getEmail() {
		return email;
	}
	public void setEmail(String email) {
		this.email = email;
	}
	@Override
	public String toString() {
		return "MemberVO [id=" + id + ", password=" + password + ", username=" + username + ", email=" + email + "]";
	}
	
}

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LambdaTest.java 생성

 

import java.util.ArrayList;
import java.util.List;

import domain.MemberVO;

public class LambdaTest {
	public static void main(String[] args) {
		List<MemberVO> memberList = new ArrayList<MemberVO>();

		for (int i = 0; i < 3; i++) {
			MemberVO member = new MemberVO();
			member.setId("admin"+i);
			member.setPassword("pwd"+i);
			member.setUsername("username"+i);
			member.setEmail("admin"+i+"@naver.com");
			memberList.add(member);
		}
		
		memberList.forEach(
			(member) -> System.out.println(member)
		);
	}
}

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실행 결과