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How Spring achieves compatibility with Java 6, 7 and 8
How Spring achieves compatibility with Java 6, 7 and 8 As of Spring Framework 4.0, Java 8 is supported as a first-class citizen and we've seen some confusion in the Spring community since then. How do we manage to support Java 8 and rem ain compatible with Java 6 and Java 7 after all? This blog post provides some insight into how we're handling this within the framework codebase. Java 8 language fe
hiroyukim 2015/07/23
spring

Java 8

Java
ãƒªãƒ³ã‚¯
Java 8 Date And Time API - Sample code.
DateTimeFormatterSample.java Ð¦Uáªª ï¿½ï¿½áªª import java.time.LocalDateTime; import java.time.ZoneId; import java.time.ZonedDateTime; import java.time.format.DateTimeFormatter; import java.util.Locale; public class DateTimeFormatterSample { public static void main(String[] args) { String[][] patterns = new String[][]{ new String[]{"G", "appendText(ChronoField.ERA,"}, new String[]{"GG", "appendText(ChronoF
hiroyukim 2015/07/13
Java 8

API

Java

formatter

date
ãƒªãƒ³ã‚¯
GS Collections Kata ã‚’ã²ã¨é€šã‚Šã‚„ã£ãŸ - tokuhirom's blog
GS Collections ã¨ã„ã†ã‚´ãƒ¼ãƒ«ãƒ‰ãƒžãƒ³ãƒ»ã‚µãƒƒã‚¯ã‚¹ã•ã‚“ãŒå‡ºã—ã¦ã‚‹ Java ç”¨ã®ã‚³ãƒ¬ã‚¯ã‚·ãƒ§ãƒ³ãƒ©ã‚¤ãƒ–ãƒ©ãƒªãŒã‚ã‚‹ï½¡ Java Day Tokyo/JJUG CCC 2015 Spring ã§çŸ¥ã£ãŸã®ã ãŒï½¤ã“ã‚Œã¯ä»¥ä¸‹ã®ã‚ˆã†ãªåˆ©ç‚¹ã‚’æŒã£ã¦ã„ã‚‹ã‚ˆã†ã ï½¡ ä½¿ã„ã‚„ã™ã„ã‚¤ãƒ³ã‚¿ãƒ¼ãƒ•ã‚§ãƒ¼ã‚¹ ãƒ¡ãƒ¢ãƒªä½¿ç”¨é‡ãŒæ¨™æº–ã®ã‚³ãƒ¬ã‚¯ã‚·ãƒ§ãƒ³ã‚ˆã‚Šã‚‚ã‚ˆã„å ´åˆãŒã‚ã‚‹ Multimap ã‚„ sortedbag ãªã©ã®æ¨™æº–ã«ã¯ãªã„ã‚³ãƒ¬ã‚¯ã‚·ãƒ§ãƒ³ GS Collections ã«ã¯ GS Collections Kata ã¨ã„ã†ï½¤ãƒãƒ¥ãƒ¼ãƒˆãƒªã‚¢ãƒ«ãŒã‚ã‚‹ï½¡ã“ã‚Œã¯ junit test case ã®å½¢å¼ã‚’ã—ã¦ã„ã¦ IDE ã§èªã¿ã“ã‚ã°ã™ãã«è©¦ã›ã‚‹ï½¡ é †ç•ªã«æŒ‡ç¤ºé€šã‚Šã«ã‚„ã£ã¦ã„ã‘ã°è©¦ã›ã‚‹ã‚“ã§ï½¤ãªã‹ãªã‹è‰¯ã„ï½¡ ä¾‹ã‚‚ Company, Order, Supplier, Line It em ãªã©å…·ä½“çš„ã§ï½¤ã‚ã‹ã‚Šã‚„ã™ã„ï½¡çµæ§‹æ‰‹é–“ã‹ã‹ã£ã¦ã‚‹ãªï½¤ã¨ã„ã†å°è±¡
hiroyukim 2015/04/16
kata

Java

API

Java 8

GS
ãƒªãƒ³ã‚¯
Java 8ã¨Scala â€ã‚¢ãƒ—ãƒãƒ¼ãƒã®é•ã„ã¨ç›¸äº’ã‚¤ãƒŽãƒ™ãƒ¼ã‚·ãƒ§ãƒ³ | POSTD
Scalaã¨Java 8ã«é–¢ã™ã‚‹ ãƒ—ãƒ¬ã‚¼ãƒ³ãƒ†ãƒ¼ã‚·ãƒ§ãƒ³ ãŒã€ä»–ã®ä¼¼ãŸå†…å®¹ã®ã‚‚ã®ã‚ˆã‚Šã‚‚å¤šããƒªãƒ„ã‚¤ãƒ¼ãƒˆã•ã‚Œã€å¤§å¤‰ã†ã‚Œã—ãæ€ã„ã¾ã™ã€‚ã ã‹ã‚‰ã€ã“ã†ã—ã¦çš†ã•ã‚“ã«ãƒ–ãƒã‚°ã§ã‚‚æ›¸ã„ã¦ãŠä¼ãˆã™ã‚‹ã“ã¨ã«ã—ã¾ã—ãŸã€‚Scalaã¨Javaã¨ã®é•ã„ã¨ã€ãã‚Œãžã‚Œã®é‡è¦æ€§ã«ã¤ã„ã¦ãŠè©±ã—ã—ã¾ã™ã€‚ä¸¡è€…ã¯ç›¸äº’ã«ã‚¤ãƒŽãƒ™ãƒ¼ã‚·ãƒ§ãƒ³ã—ã¦ã„ã¾ã™ã€‚è¨€èªžé–“ã§ãŠäº’ã„ã«å–ã‚Šå…¥ã‚Œã¦ã„ã¾ã™ã€‚ã§ã¯ã€JavaãŒä½¿ãˆã‚‹å ´åˆã§ã‚ã£ã¦ã‚‚ã€Scalaã‚’å¦ã¶å¿…è¦ãŒã‚ã‚‹ã®ã§ã—ã‚‡ã†ã‹ï¼Ÿã€€ã‚‚ã¡ã‚ã‚“ã§ã™ã€‚ã‚ˆã‚Šå¤šãã®è¨€èªžã‚’çŸ¥ã‚Œã°çŸ¥ã‚‹ã»ã©ã€ã‚ãªãŸã¯ã•ã‚‰ã«ãƒ—ãƒãƒ•ã‚§ãƒƒã‚·ãƒ§ãƒŠãƒ«ã«ãªã£ã¦ã„ãã¾ã™ã€‚ ã‚‚ã—ã€Scala ã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ã«Scalaã¨Javaã¨ã®åŸºæœ¬çš„ãªé•ã„ã«ã¤ã„ã¦å°‹ããŸã¨ã—ã¦ã‚‚ã€ãŠãã‚‰ããã®äººã¯ãƒ©ãƒ ãƒ€é–¢æ•°ã¨ãƒˆãƒ¬ã‚¤ãƒˆã«é–¢ã™ã‚‹é•ã„ã‚’å…¨ã¦è¨€ã†ã“ã¨ã¯ãªã„ã§ã—ã‚‡ã†ã€‚ä»£ã‚ã‚Šã«æ¬¡ã®ã‚ˆã†ãªä¾‹ã‚’å‡ºã™ã¯ãšã§ã™ã€‚ public class Person { private String firstN
hiroyukim 2015/01/21
Java

Scala

Java 8
ãƒªãƒ³ã‚¯
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