ntxinh

package repository;

@Repository
public interface CandidateProfileRepository
    extends BaseRepository<CandidateProfile, Long>, CandidateProfileRepositoryCustom {

}

ntxinh

  // filter(), findAny() and orElse()
Item item = items.stream()
    .filter(item -> Objects.equals(item.getId(), itemId))
    .findAny()
    .orElse(null);

// findFirst
Optional<Item> itemOpt = items.stream()
    .filter(item -> Objects.equals(item.getId(), itemId))
    .findFirst();

ntxinh

// Java 9
private static final Map<String, String> test = Map.of("a", "b", "c", "d");
    private static final Map<String, String> test2 = Map.ofEntries(
        entry("a", "b"),
        entry("c", "d")
    );

// Java 8
HashMap<String, String> h = new HashMap<String, String>() {{
    put("a","b");

ntxinh

import org.apache.commons.lang3.StringUtils;

String a = null;
System.out.println(StringUtils.defaultString(a));

ntxinh

// Inverse boolean value
SELECT (ca.deleteFlag=false)

ntxinh

spring:
    mail:
            default-encoding: UTF-8
            host: localhost
            username: anyname
            password: anypassword
            port: 2525
            properties:
              mail:
                smtp:

ntxinh

// 1 Param
LOGGER.log(Level.INFO, "Hello {0}", "World"});
// Many params
LOGGER.log(Level.INFO, "Hello {0} {1}", new Object[] {"World", "!"});

ntxinh

Collections.singletonList(object)
Collections.emptyList() == new ArrayList<>()

ntxinh

return ResponseEntity.badRequest().body(response);
return ResponseEntity.ok(response);

ntxinh

<tiles:importAttribute name="stage"/>
<tiles:importAttribute name="qualified"/>
<tiles:importAttribute name="candidates"/>

<c:out value="${stage}" />
<c:out value="${qualified}" />