{"id":400,"date":"2014-05-12T00:28:41","date_gmt":"2014-05-11T15:28:41","guid":{"rendered":"http:\/\/www.typea.info\/blog\/index.php\/2014\/05\/12\/java_ee_7_7_jpa_1\/"},"modified":"2014-05-12T00:28:41","modified_gmt":"2014-05-11T15:28:41","slug":"java_ee_7_7_jpa_1","status":"publish","type":"post","link":"https:\/\/www.typea.info\/blog\/index.php\/2014\/05\/12\/java_ee_7_7_jpa_1\/","title":{"rendered":"Java EE 7 \u691c\u8a3c\u74b0\u5883\u69cb\u7bc9(7) JPA \u554f\u3044\u5408\u308f\u305b(1) \u540d\u524d\u4ed8\u304d\u30af\u30a8\u30ea\u3092\u4f7f\u3063\u3066\u307f\u308b\u3002\u30c6\u30b9\u30c8\u3067\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3082\u610f\u8b58\u3059\u308b"},"content":{"rendered":"<ol>\n<li><a href=\"https:\/\/www.typea.info\/blog\/index.php\/2014\/04\/28\/java_ee_7_1_wildfly_jboss_tools_ear_arquillian\">Java EE 7 \u691c\u8a3c\u74b0\u5883\u69cb\u7bc9(1) WildFly + JBoss Tools \u3067 EAR\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3057 Arquillian \u3067 \u30e6\u30cb\u30c3\u30c8\u30c6\u30b9\u30c8\u3092\u30b0\u30ea\u30fc\u30f3\u306b\u3059\u308b\u3068\u3053\u308d\u307e\u3067<\/a><\/li>\n<li><a href=\"https:\/\/www.typea.info\/blog\/index.php\/2014\/04\/28\/java_ee_7_2_wildfly_datasource\">Java EE 7 \u691c\u8a3c\u74b0\u5883\u69cb\u7bc9(2) WildFly \u306b DataSource\u3092\u4f5c\u6210<\/a><\/li>\n<li><a href=\"https:\/\/www.typea.info\/blog\/index.php\/2014\/04\/29\/java_ee_7_3_jpamysqlarquillian\">Java EE 7 \u691c\u8a3c\u74b0\u5883\u69cb\u7bc9(3) JPA\u304b\u3089MySQL\u306b\u63a5\u7d9a\u3059\u308b\u30e6\u30cb\u30c3\u30c8\u30c6\u30b9\u30c8\u3092Arquillian\u3067\u5b9f\u884c<\/a><\/li>\n<li><a href=\"https:\/\/www.typea.info\/blog\/index.php\/2014\/05\/05\/java_ee_4_java_ee_didependency_injection_cdicontexts_and_dependency_injection\">Java EE 7 \u691c\u8a3c\u74b0\u5883\u69cb\u7bc9(4) Java EE \u3067\u306e DI(Dependency Injection) \u304a\u3088\u3073 CDI(Contexts and Dependency Injection)\u3092\u306a\u304c\u3081\u308b<\/a><\/li>\n<li><a href=\"https:\/\/www.typea.info\/blog\/index.php\/2014\/05\/08\/java_ee_7_5_jboss_toolscdi\">Java EE 7 \u691c\u8a3c\u74b0\u5883\u69cb\u7bc9(5) JBoss Tools\u304c\u751f\u6210\u3057\u305f\u30b5\u30f3\u30d7\u30eb\u30bd\u30fc\u30b9\u306eCDI\u3092\u78ba\u8a8d\u3059\u308b<\/a><\/li>\n<li><a href=\"https:\/\/www.typea.info\/blog\/index.php\/2014\/05\/10\/java_ee_7_6_jpa\">Java EE 7 \u691c\u8a3c\u74b0\u5883\u69cb\u7bc9(6) JPA \u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306e\u4f5c\u6210\u3068\u633f\u5165<\/a><\/li>\n<li><a href=\"https:\/\/www.typea.info\/blog\/index.php\/2014\/05\/12\/java_ee_7_7_jpa_1\">Java EE 7 \u691c\u8a3c\u74b0\u5883\u69cb\u7bc9(7) JPA \u554f\u3044\u5408\u308f\u305b(1) \u540d\u524d\u4ed8\u304d\u30af\u30a8\u30ea\u3092\u4f7f\u3063\u3066\u307f\u308b\u3002\u30c6\u30b9\u30c8\u3067\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3082\u610f\u8b58\u3059\u308b<\/a><\/li>\n<li><a href=\"https:\/\/www.typea.info\/blog\/index.php\/2014\/05\/17\/java_ee_7_8_jpa_2_criteria_api\">Java EE 7 \u691c\u8a3c\u74b0\u5883\u69cb\u7bc9(8) JPA \u554f\u3044\u5408\u308f\u305b(2) \u52d5\u7684\u30af\u30a8\u30ea\u3068Criteria API \u3092\u8a66\u3059<\/a><\/li>\n<li><a href=\"https:\/\/www.typea.info\/blog\/index.php\/2014\/05\/25\/java_ee_7_9_jbatch\">Java EE 7 \u691c\u8a3c\u74b0\u5883\u69cb\u7bc9(9) jBatch \u6982\u8981\u3092\u304a\u3055\u3048\u308b<\/a><\/li>\n<li><a href=\"https:\/\/www.typea.info\/blog\/index.php\/2014\/05\/25\/java_ee_7_10_jboss_tools_earjava_ee_6_7\">Java EE 7 \u691c\u8a3c\u74b0\u5883\u69cb\u7bc9(10) JBoss Tools \u3067\u4f5c\u6210\u3057\u305f EAR\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092Java EE 6 \u304b\u3089 7 \u306b\u5909\u66f4\u3059\u308b<\/a><\/li>\n<li><a href=\"https:\/\/www.typea.info\/blog\/index.php\/2014\/05\/30\/java_ee_7_11_jbatch\">Java EE 7 \u691c\u8a3c\u74b0\u5883\u69cb\u7bc9(11) jBatch\u7528 \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u4f5c\u6210\u3092\u884c\u3046<\/a><\/li>\n<li><a href=\"https:\/\/www.typea.info\/blog\/index.php\/2014\/06\/02\/java_ee_7_12_jbatch_arquillian\">Java EE 7 \u691c\u8a3c\u74b0\u5883\u69cb\u7bc9(12) jBatch \u7c21\u6613\u30b5\u30f3\u30d7\u30eb\u4f5c\u6210\u3068 Arquillian \u3067\u30e6\u30cb\u30c3\u30c8\u30c6\u30b9\u30c8<\/a><\/li>\n<li><a href=\"https:\/\/www.typea.info\/blog\/index.php\/2014\/06\/10\/java_ee_7_13_jbatch_rest\">Java EE 7 \u691c\u8a3c\u74b0\u5883\u69cb\u7bc9(13) jBatch REST \u30b5\u30fc\u30d3\u30b9\u7d4c\u7531\u3067\u5b9f\u884c\u3059\u308b<\/a><\/li>\n<li><a href=\"https:\/\/www.typea.info\/blog\/index.php\/2014\/06\/15\/java_ee_7_14_wildfly_gui\">Java EE 7 \u691c\u8a3c\u74b0\u5883\u69cb\u7bc9(14) WildFly \u306e\u7ba1\u7406\u3092GUI\u3067\u884c\u3046<\/a><\/li>\n<li><a href=\"https:\/\/www.typea.info\/blog\/index.php\/2014\/06\/15\/java_ee_7_15_wildfly_windowslinux\">Java EE 7 \u691c\u8a3c\u74b0\u5883\u69cb\u7bc9(15) WildFly \u3092 \u30b5\u30fc\u30d3\u30b9\u3068\u3057\u3066\u8a2d\u5b9a\u3059\u308b(Windows\/Linux)<\/a><\/li>\n<li><a href=\"https:\/\/www.typea.info\/blog\/index.php\/2014\/06\/26\/java_ee_7_16_wildfly_apache_mod_jk_widows\">Java EE 7 \u691c\u8a3c\u74b0\u5883\u69cb\u7bc9(16) WildFly \u3068 Apache \u3092 mod_jk \u3067\u9023\u643a\u3055\u305b\u308b(Widows)<\/a><\/li>\n<\/ol>\n<p>\u306a\u3093\u3084\u304b\u3093\u3084\u3067\u3001JPA\u3092\u4f7f\u3063\u3066\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3092\u633f\u5165\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u305f\u306e\u3067\u3001\u554f\u3044\u5408\u308f\u305b\u3092\u884c\u3046\u3002<\/p>\n<h2>1.JPA\u554f\u3044\u5408\u308f\u305b\u306b\u3064\u3044\u3066<\/h2>\n<h3>1.1 JPQL (Java Persistence Query Language)<\/h3>\n<blockquote>\n<p><a href=\"http:\/\/www.amazon.co.jp\/gp\/product\/4798124605\/ref=as_li_ss_tl?ie=UTF8&amp;camp=247&amp;creative=7399&amp;creativeASIN=4798124605&amp;linkCode=as2&amp;tag=typea09-22\">JPQL\u306f\u30ea\u30ec\u30fc\u30b7\u30e7\u30ca\u30eb\u30fb\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306b\u554f\u3044\u5408\u308f\u305b\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306bJPA\u3067\u5b9a\u7fa9\u3055\u308c\u305f\u8a00\u8a9e\u3002JPQL\u306e\u69cb\u6587\u306fSQL\u3068\u3088\u304f\u4f3c\u3066\u3044\u307e\u3059\u304c\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30c6\u30fc\u30d6\u30eb\u3092\u76f4\u63a5\u64cd\u4f5c\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u64cd\u4f5c\u3057\u307e\u3059\u3002<\/a><img loading=\"lazy\" decoding=\"async\" style=\"margin: 0px; border-style: none !important;\" border=\"0\" alt=\"\" src=\"http:\/\/ir-jp.amazon-adsystem.com\/e\/ir?t=typea09-22&amp;l=as2&amp;o=9&amp;a=4798124605\" width=\"1\" height=\"1\" \/><\/p>\n<\/blockquote>\n<p><a href=\"http:\/\/docs.oracle.com\/javaee\/7\/tutorial\/doc\/persistence-querylanguage005.htm\">JPQL \u6587\u6cd5<\/a><\/p>\n<ul>\n<li>JPA\u3067\u306f\u3001SQL\u306e\u304b\u308f\u308a\u306bJPQL\u3092\u4f7f\u7528\u3059\u308b \u3002<\/li>\n<li>JPQL\u306f\u52d5\u7684\u3001\u9759\u7684\u3001\u30cd\u30a4\u30c6\u30a3\u30d6SQL\u3082\u5b9f\u884c\u53ef\u80fd\u3002<\/li>\n<li>\u9759\u7684\u30af\u30a8\u30ea\u306f\u3001\u540d\u524d\u4ed8\u304d\u30af\u30a8\u30ea(Named Query)\u3068\u3082\u3044\u3044\u3001\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3001XML\u3092\u4f7f\u7528\u3057\u3066\u5b9a\u7fa9\u3067\u304d\u308b \u3002<\/li>\n<li>JPQL\u3067\u306f\u306a\u304f\u3001DBMS \u30cd\u30a4\u30c6\u30a3\u30d6\u306eSQL\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u308b (\u52d5\u7684\u3001\u9759\u7684)\u3002<\/li>\n<\/ul>\n<h3>1.2 \u30cd\u30a4\u30c6\u30a3\u30d6\u30af\u30a8\u30ea<\/h3>\n<blockquote>\n<p><a href=\"http:\/\/www.amazon.co.jp\/gp\/product\/4798124605\/ref=as_li_ss_tl?ie=UTF8&amp;camp=247&amp;creative=7399&amp;creativeASIN=4798124605&amp;linkCode=as2&amp;tag=typea09-22\">JPQL\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u9593\u3067\u79fb\u690d\u53ef\u80fd\u3067\u3001\u3042\u3089\u3086\u308b\u5f62\u5f0f\u306e\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u3082\u6271\u3048\u308b\u591a\u7a2e\u591a\u69d8\u306a\u69cb\u6587\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u305d\u306e\u4e00\u65b9\u3067JPA\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u56fa\u6709\u306e\u6a5f\u80fd\u3092\u5229\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u30cd\u30a4\u30c6\u30a3\u30d6\u30af\u30a8\u30ea\u3082\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002\u30cd\u30a4\u30c6\u30a3\u30d6\u30af\u30a8\u30ea\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u9593\u3067\u306e\u79fb\u690d\u6027\u306f\u4fdd\u8a3c\u3057\u307e\u305b\u3093\u3002JDBC\u76f4\u63a5\u547c\u3073\u51fa\u3057\u3067\u306f\u306a\u304f\u3001JPA\u306e\u30cd\u30a4\u30c6\u30a3\u30d6\u30af\u30a8\u30ea\u3092\u5229\u7528\u3059\u308b\u4e3b\u306a\u7406\u7531\u306f\u3001\u30af\u30a8\u30ea\u306e\u7d50\u679c\u304c\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306b\u81ea\u52d5\u5909\u63db\u3055\u308c\u308b\u305f\u3081\u3067\u3059\u3002<\/a><\/p>\n<\/blockquote>\n<h3>1.3 \u540d\u524d\u4ed8\u304d\u30af\u30a8\u30ea(Named Query)<\/h3>\n<blockquote>\n<p><a href=\"http:\/\/www.amazon.co.jp\/gp\/product\/4798124605\/ref=as_li_ss_tl?ie=UTF8&amp;camp=247&amp;creative=7399&amp;creativeASIN=4798124605&amp;linkCode=as2&amp;tag=typea09-22\">\u540d\u524d\u4ed8\u304d\u30af\u30a8\u30ea\u306f\u9759\u7684\u3067\u5909\u66f4\u3067\u304d\u306a\u3044\u3068\u3044\u3046\u70b9\u3067\u52d5\u7684\u30af\u30a8\u30ea\u3068\u306f\u7570\u306a\u308a\u307e\u3059\u3002\u540d\u524d\u4ed8\u304d\u30af\u30a8\u30ea\u306e\u9759\u7684\u306a\u6027\u8cea\u304b\u3089\u3001\u52d5\u7684\u30af\u30a8\u30ea\u306e\u3088\u3046\u306a\u67d4\u8edf\u6027\u306f\u5b9f\u73fe\u3067\u304d\u307e\u305b\u3093\u304c\u3001\u6c38\u7d9a\u6027\u30d7\u30ed\u30d0\u30a4\u30c0\u306f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u8d77\u52d5\u6642\u306bJPQL\u6587\u5b57\u5217\u3092SQL\u306b\u5909\u63db\u3067\u304d\u3001\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3059\u308b\u305f\u3073\u306b\u6bce\u56de\u5909\u63db\u3092\u884c\u308f\u306a\u3044\u305f\u3081\u3001\u30af\u30a8\u30ea\u306e\u5b9f\u884c\u52b9\u7387\u304c\u9ad8\u304f\u306a\u308a\u307e\u3059\u3002<\/a><img loading=\"lazy\" decoding=\"async\" style=\"margin: 0px; border-style: none !important;\" border=\"0\" alt=\"\" src=\"http:\/\/ir-jp.amazon-adsystem.com\/e\/ir?t=typea09-22&amp;l=as2&amp;o=9&amp;a=4798124605\" width=\"1\" height=\"1\" \/><\/p>\n<\/blockquote>\n<ul>\n<li>\u5358\u72ec\u306a\u3089@NamedQuery\u3001\u8907\u6570\u306e\u5834\u5408@NamedQueries\u3067\u307e\u3068\u3081\u308b \u3002<\/li>\n<li>\u307e\u305f\u306f\u3001\u5bfe\u5fdc\u3059\u308bXML\u30c7\u30a3\u30b9\u30af\u30ea\u30d7\u30bf\u5185\u306e\u30e1\u30bf\u30c7\u30fc\u30bf\u3067\u5b9a\u7fa9\u3059\u308b \u3002<\/li>\n<li>\u540c\u69d8\u306b@NamedNativeQuery \u3067\u3001\u30cd\u30a4\u30c6\u30a3\u30d6\u30af\u30a8\u30ea\u3082\u540d\u524d\u4ed8\u304d\u30af\u30a8\u30ea\u3068\u3057\u3066\u5b9a\u7fa9\u3067\u304d\u308b\u3002(@NamedNativeQueries \u3067\u8907\u6570\u5b9a\u7fa9\u3067\u304d\u308b) \u3002<\/li>\n<li>\u4e00\u822c\u7684\u306b\u3001\u30af\u30a8\u30ea\u7d50\u679c\u306b\u76f4\u63a5\u5bfe\u5fdc\u3059\u308b\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u30af\u30e9\u30b9\u306b\u8a18\u8ff0\u3059\u308b\u3002<\/li>\n<li>\u30af\u30a8\u30ea\u540d\u306f\u6c38\u7d9a\u6027\u30e6\u30cb\u30c3\u30c8\u3054\u3068\u306b\u30b9\u30b3\u30fc\u30d7\u304c\u3042\u308a\u3001\u30b9\u30b3\u30fc\u30d7\u5185\u3067\u4e00\u610f\u3067\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044(\u30af\u30a8\u30ea\u540d\u306e\u524d\u306b\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u540d\u3092\u3064\u3051\u308b\u306e\u304c\u4e00\u822c\u7684)\u3002<\/li>\n<li>\u30af\u30a8\u30ea\u540d\u6587\u5b57\u5217\u3067\u30bf\u30a4\u30d7\u30df\u30b9\u306b\u3088\u308b\u554f\u984c\u3092\u8efd\u6e1b\u3059\u308b\u305f\u3081\u306b\u3001\u30af\u30a8\u30ea\u540d\u3092\u5b9a\u6570\u3092\u7f6e\u304d\u63db\u3048\u308b\u3053\u3068\u3082\u3067\u304d\u308b<\/li>\n<\/ul>\n<h2>2. \u8a66\u3059<\/h2>\n<p>\u3068\u3044\u3046\u3053\u3068\u3067\u3001\u307e\u305a\u306f\u3001\u3053\u306e\u8fba\u308a\u307e\u3067(JPQL\u540d\u524d\u4ed8\u304d\u30af\u30a8\u30ea\u3001\u30cd\u30a4\u30c6\u30a3\u30d6\u540d\u524d\u4ed8\u304d\u30af\u30a8\u30ea)\u3092\u8a66\u3057\u3066\u307f\u308b\u3053\u3068\u306b\u3059\u308b\u3002<\/p>\n<p>\u52d5\u7684JPQL\u3001Criteria API(\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411\u30af\u30a8\u30ea) \u306a\u3069\u306f\u5225\u9014\u78ba\u8a8d\u3059\u308b\u3002<\/p>\n<h3>2.1 \u30a8\u30f3\u30c6\u30a3\u30c6\u30a3<\/h3>\n<p><a href=\"https:\/\/www.typea.info\/blog\/index.php\/2014\/05\/10\/java_ee_7_6_jpa\">\u633f\u5165\u306e\u78ba\u8a8d\u3067\u4f5c\u6210\u3057\u305f\u3001\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3<\/a>\u306b\u3001\u540d\u524d\u4ed8\u304d\u30af\u30a8\u30ea(JPQL\u3001\u30cd\u30a4\u30c6\u30a3\u30d6) \u3092\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3067\u4ed8\u52a0\u3059\u308b\u3002Book \u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306b\u30af\u30a8\u30ea\u540d\u3092\u5b9a\u6570\u3068\u3057\u3066\u6301\u305f\u305b\u308b\u306e\u306f\u82e5\u5e72\u9055\u548c\u611f(Book\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3\u306b\u306f\u672c\u8cea\u7684\u306b\u30af\u30a8\u30ea\u540d\u3068\u304b\u95a2\u4fc2\u306a\u3044\u306f\u305a)\u304c\u306a\u3044\u3067\u306f\u306a\u3044\u304c\u3001\u30e1\u30ea\u30c3\u30c8\u306e\u307b\u3046\u304c\u5927\u304d\u305d\u3046\u306a\u306e\u3067\u3001\u5b9a\u6570\u5316\u3057\u3066\u307f\u308b\u3002<\/p>\n<pre class=\"prettyprint linenums\">@Entity\r\n@NamedQueries({\r\n    @NamedQuery(name=Book.QUERY_FIND_BY_ID,\r\n                query=\"select b from Book b where b.id = :id\"),\r\n    @NamedQuery(name=Book.QUERY_SELECT_ALL,\r\n                query=\"select b from Book b\"),\r\n    @NamedQuery(name=Book.QUERY_SELECT_BY_TITLE,\r\n                query=\"select b from Book b where b.title like :title\")})\r\n@NamedNativeQuery(name=Book.QUERY_SELECT_MORE_EXPENSIVE,\r\n                query=\"select * from book where price &gt; :price\",\r\n                resultClass=Book.class)\r\npublic class Book {\r\n    public static final String QUERY_FIND_BY_ID = \"Book.findBookById\";\r\n    public static final String QUERY_SELECT_ALL = \"Book.selectAllBooks\";\r\n    public static final String QUERY_SELECT_BY_TITLE = \"Book.selectBooksByTitle\";\r\n    public static final String QUERY_SELECT_MORE_EXPENSIVE = \"Book.selectMoreExpensiveBooks\";\r\n\r\n    public Book(){}\r\n    \r\n    public Book(String title, Float price, String description){\r\n        this.title = title;\r\n        this.price = price;\r\n        this.description = description;\r\n    }\r\n\r\n   :\u7701\u7565\r\n}<\/pre>\n<h3>2.2 \u30b5\u30fc\u30d3\u30b9\u3092\u4f5c\u6210<\/h3>\n<p>\u305d\u308c\u305e\u308c\u306e\u540d\u524d\u4ed8\u304d\u30af\u30a8\u30ea\u3092\u547c\u3073\u51fa\u3059\u30b5\u30fc\u30d3\u30b9\u30e1\u30bd\u30c3\u30c9\u3092\u5b9a\u7fa9\u3057\u3066\u307f\u308b\u3002<\/p>\n<p>EntityManager \u306e createNamedQuery\u306f\u3001<a href=\"http:\/\/docs.oracle.com\/javaee\/7\/api\/javax\/persistence\/Query.html\">Query<\/a> \u3092\u8fd4\u3057\u3001<a href=\"http:\/\/docs.oracle.com\/javaee\/7\/api\/javax\/persistence\/Query.html\">Query<\/a> \u306e\u30bb\u30c3\u30bf\u30fc\u306f\u81ea\u5206\u81ea\u8eab\u3092\u8fd4\u3059\u3002<\/p>\n<blockquote>\n<p><a href=\"http:\/\/www.amazon.co.jp\/gp\/product\/4797330805\/ref=as_li_ss_tl?ie=UTF8&amp;camp=247&amp;creative=7399&amp;creativeASIN=4797330805&amp;linkCode=as2&amp;tag=typea09-22\">\u30e1\u30bd\u30c3\u30c9\u30c1\u30a7\u30a4\u30f3(Method chaining) \u306fSmalltalk\u3067\u4eba\u6c17\u306e\u3042\u3063\u305f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30b9\u30bf\u30a4\u30eb\u3067\u3042\u308a\u3001\u4ed6\u306eJava\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30b9\u30bf\u30a4\u30eb\u306b\u6bd4\u3079\u3066\u8aad\u307f\u306b\u304f\u304f\u30c7\u30d0\u30c3\u30af\u304c\u3057\u306b\u304f\u3044\u3068\u3044\u3046\u6279\u5224\u3082\u3042\u308b\u3002\u3057\u304b\u3057\u306a\u304c\u3089\u3001\u307b\u3068\u3093\u3069\u306e\u5834\u5408\u306b\u304a\u3044\u3066\u3001\u3053\u308c\u306f\u975e\u5e38\u306b\u4fbf\u5229\u3067\u3042\u308b\u3002 \u591a\u304f\u306eJava\u958b\u767a\u8005\u306fSetter\u30e1\u30bd\u30c3\u30c9\u3084adder\u30e1\u30bd\u30c3\u30c9\u306f\u623b\u308a\u5024\u3092\u8fd4\u3055\u306a\u3044\u3068\u3044\u3046\u610f\u5473\u3067void\u578b\u306b\u5ba3\u8a00\u3059\u308b\u3002\u3057\u304b\u3057\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30b9\u30bf\u30a4\u30eb\u3092\u9069\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u623b\u308a\u5024\u304c\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u81ea\u8eab\u3092\u8fd4\u3059\u3088\u3046\u306bsetter\u30e1\u30bd\u30c3\u30c9\u3084adder\u30e1\u30bd\u30c3\u30c9\u3092\u5ba3\u8a00\u3059\u308b\u3053\u3068\u306b\u306a\u308b\u3002<\/a><img loading=\"lazy\" decoding=\"async\" style=\"margin: 0px; border-style: none !important;\" border=\"0\" alt=\"\" src=\"http:\/\/ir-jp.amazon-adsystem.com\/e\/ir?t=typea09-22&amp;l=as2&amp;o=9&amp;a=4797330805\" width=\"1\" height=\"1\" \/><\/p>\n<\/blockquote>\n<p>\u306a\u306e\u3067\u3001\u4e0b\u8a18\u4f8b\u3067\u306f\u3001<a href=\"http:\/\/docs.oracle.com\/javaee\/7\/api\/javax\/persistence\/Query.html\">Query<\/a> \u306e\u30ed\u30fc\u30ab\u30eb\u5909\u6570\u3092\u5ba3\u8a00\u3057\u3066\u3044\u306a\u3044\u3002<\/p>\n<pre class=\"prettyprint linenums\">@Stateless\r\npublic class BookService {\r\n\r\n    @Inject\r\n    private Logger log;\r\n\r\n    @Inject\r\n    private EntityManager em;\r\n    \r\n    public void insertBook(Book book) {\r\n        em.persist(book);\r\n    }\r\n    \r\n    public Book findBookById(Long id) {\r\n        return (Book)em.createNamedQuery(Book.QUERY_FIND_BY_ID)\r\n                .setParameter(\"id\", id)\r\n                .getSingleResult()\r\n                ;\r\n    }\r\n    \r\n    @SuppressWarnings(\"unchecked\")\r\n    public List<book> selectAllBooks() {\r\n        return em.createNamedQuery(Book.QUERY_SELECT_ALL).getResultList();\r\n    }\r\n    \r\n    @SuppressWarnings(\"unchecked\")\r\n    public List<book> selectBooksByTitle(String title) {\r\n        return em.createNamedQuery(Book.QUERY_SELECT_BY_TITLE)\r\n                .setParameter(\"title\", title + \"%\")\r\n                .getResultList()\r\n                ;\r\n    }\r\n    \r\n    @SuppressWarnings(\"unchecked\")\r\n    public List<book> selectMoreExpensiveBooks(Float price) {\r\n        return em.createNamedQuery(Book.QUERY_SELECT_MORE_EXPENSIVE)\r\n                .setParameter(\"price\", price)\r\n                .getResultList()\r\n                ;\r\n    }\r\n}<\/book><\/book><\/book><\/pre>\n<h3>2.3 \u30c6\u30b9\u30c8\u30b1\u30fc\u30b9<\/h3>\n<p><a href=\"http:\/\/arquillian.org\/guides\/testing_java_persistence_ja\/#jboss_as_7\u3067\u30c6\u30b9\u30c8\u3092\u5b9f\u884c\u3059\u308b\">Arquilian Java \u6c38\u7d9a\u5316\u306e\u30c6\u30b9\u30c8<\/a> \u3092\u53c2\u7167\u3059\u308b\u3002Spring \u3060\u3068\u3001@Rollback \u3067\u30c6\u30b9\u30c8\u30e1\u30bd\u30c3\u30c9\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3092\u5236\u5fa1\u3067\u304d\u305f(\u30c7\u30d5\u30a9\u30eb\u30c8\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u3001@Rollback(false)\u3067\u30b3\u30df\u30c3\u30c8)\u304c\u3002\u3002\u3002<\/p>\n<p>@Inject UserTransaction utx; \u3067\u30e6\u30fc\u30b6\u30fc\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306f\u30a4\u30f3\u30b8\u30a7\u30af\u30c8\u3067\u304d(Maven\u306b\u4f9d\u5b58\u95a2\u4fc2\u3092\u8a18\u8ff0\u3059\u308b\u5fc5\u8981 2.3.1 \u53c2\u7167)\u3001@Before \u304c\u3001\u30c6\u30b9\u30c8\u30e1\u30bd\u30c3\u30c9\u306e\u524d\u3001@After \u304c\u30c6\u30b9\u30c8\u30e1\u30bd\u30c3\u30c9\u306e\u5f8c\u306b\u547c\u3073\u51fa\u3055\u308c\u308b\u306e\u3067\u3001\u305d\u3053\u3067\u3001\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u958b\u59cb\u3068\u3001\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u3092\u3057\u3066\u307f\u308b\u3002<\/p>\n<p>\u4e00\u5fdc\u60f3\u5b9a\u3057\u305f\u3001\u30e1\u30bd\u30c3\u30c9\u3054\u3068\u306b\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u958b\u59cb\u3001\u30ed\u30fc\u30eb\u30d0\u30c3\u30af\u3068\u3044\u3046\u52d5\u304d\u306f\u3059\u308b\u306e\u3060\u304c\u3001\u3082\u3046\u5c11\u3057\u7c21\u5358\u306b\u3067\u304d\u308b\u3068\u3046\u308c\u3057\u3044\u3002<\/p>\n<pre class=\"prettyprint linenums\">@RunWith(Arquillian.class)\r\npublic class BookServiceTest {\r\n       @Deployment\r\n        public static Archive&lt;?&gt; createTestArchive() {\r\n            return ShrinkWrap.create(WebArchive.class, \"test.war\")\r\n                    .addClass(Resources.class)\r\n                    .addClasses(Book.class,BookService.class)\r\n                    .addAsResource(\"META-INF\/test-persistence.xml\", \"META-INF\/persistence.xml\")\r\n                    .addAsWebInfResource(EmptyAsset.INSTANCE, \"beans.xml\")\r\n                    ;\r\n        }\r\n\r\n        @Inject\r\n        Logger log;\r\n        \r\n        @Inject\r\n        BookService bookService;\r\n\r\n        @Inject\r\n        UserTransaction utx;\r\n        \r\n        @Before\r\n        public void beforeTest() throws Exception {\r\n            utx.begin();\r\n        }\r\n        \r\n        @After\r\n        public void afterTest() throws Exception {\r\n            utx.rollback();\r\n        }\r\n        \r\n        @Test\r\n        public void insertBookTest() {\r\n            Book book = new Book(\"Insert Test\",100f,\"Test\");\r\n            bookService.insertBook(book);\r\n            log.info(book.toString());\r\n            assertNotNull(book.getId());\r\n        }\r\n        \r\n        @Test\r\n        public void findBookByIdTest() {\r\n            createTestData();\r\n\r\n            List<book> allBooks = bookService.selectAllBooks();\r\n            int pos = (int)(Math.random() * 100d) % allBooks.size(); \r\n            \r\n            Book book1 = allBooks.get(pos);\r\n            log.info(book1.toString());\r\n            \r\n            Book book2 = bookService.findBookById(book1.getId());\r\n            log.info(book2.toString());\r\n            \r\n            assertEquals(book1, book2);\r\n            assertTrue(book1 == book2);\r\n        }\r\n        \r\n        \r\n        @Test\r\n        public void selectBooksByTitleTest() {\r\n            createTestData();\r\n            \r\n            List<book> books = bookService.selectBooksByTitle(SAMPLE_BOOK_TITLE_PREFIX);\r\n            for (Book book : books) {\r\n                log.info(book.toString());\r\n                assertTrue(book.getTitle().startsWith(SAMPLE_BOOK_TITLE_PREFIX));\r\n            }\r\n        }\r\n        \r\n        @Test\r\n        public void selectMoreExpensiveBooksTest() {\r\n            createTestData();\r\n            \r\n            final float BASE_PRICE = 300f;\r\n            \r\n            List<book> books = bookService.selectMoreExpensiveBooks(BASE_PRICE);\r\n            for (Book book : books) {\r\n                log.info(book.toString());\r\n                assertTrue(book.getPrice() &gt; BASE_PRICE);\r\n            }\r\n        }\r\n\r\n        private final String SAMPLE_BOOK_TITLE_PREFIX = \"SampleBook\";\r\n        private void createTestData() {\r\n            for (int i=0; i&lt;5; i++) {\r\n                bookService.insertBook(\r\n                    new Book(\r\n                        String.format(\"%s%02d\", SAMPLE_BOOK_TITLE_PREFIX, i),\r\n                        i * 100f,\r\n                        String.format(\"Description about %s%02d.\", SAMPLE_BOOK_TITLE_PREFIX, i))\r\n                );\r\n            }\r\n        }\r\n}<\/book><\/book><\/book><\/pre>\n<h3>2.3.1 UserTransaction \u3092\u5229\u7528\u51fa\u6765\u308b\u3088\u3046\u306b\u3059\u308b<\/h3>\n<p>pom.xml \u306b\u4ee5\u4e0b\u3092\u8ffd\u8a18\u3002<\/p>\n<pre class=\"prettyprint linenums\">&lt;dependency&gt;\r\n    &lt;groupId&gt;javax.transaction&lt;\/groupId&gt;\r\n    &lt;artifactId&gt;jta&lt;\/artifactId&gt;\r\n    &lt;version&gt;1.1&lt;\/version&gt;\r\n    &lt;scope&gt;test&lt;\/scope&gt;\r\n&lt;\/dependency&gt;\r\n&lt;\\pre&gt;<\/pre>\n<h3>2.4 \u30c6\u30b9\u30c8\u7d50\u679c<\/h3>\n<p>\u3053\u3053\u307e\u3067\u554f\u984c\u306a\u304f\u5b9f\u884c\u3002<\/p>\n<h3><a href=\"https:\/\/www.typea.info\/blog\/wp-content\/uploads\/image\/Java-EE-7-_B110\/jpa_query_test.jpg\"><img loading=\"lazy\" decoding=\"async\" title=\"jpa_query_test\" style=\"background-image: none; padding-top: 0px; padding-left: 0px; display: inline; padding-right: 0px; border-width: 0px;\" border=\"0\" alt=\"jpa_query_test\" src=\"https:\/\/www.typea.info\/blog\/wp-content\/uploads\/image\/Java-EE-7-_B110\/jpa_query_test_thumb.jpg\" width=\"315\" height=\"187\" \/><\/a><\/h3>\n<p>\n<iframe loading=\"lazy\" width=\"320\" height=\"240\" style=\"height: 240px; width: 120px;\" marginheight=\"0\" src=\"http:\/\/rcm-fe.amazon-adsystem.com\/e\/cm?lt1=_blank&amp;bc1=FFFFFF&amp;IS2=1&amp;bg1=FFFFFF&amp;fc1=000000&amp;lc1=0000FF&amp;t=typea09-22&amp;o=9&amp;p=8&amp;l=as4&amp;m=amazon&amp;f=ifr&amp;ref=ss_til&amp;asins=4797330805\" frameborder=\"0\" marginwidth=\"0\" scrolling=\"no\"><\/iframe><br \/>\n<iframe loading=\"lazy\" width=\"320\" height=\"240\" style=\"height: 240px; width: 120px;\" marginheight=\"0\" src=\"http:\/\/rcm-fe.amazon-adsystem.com\/e\/cm?lt1=_blank&amp;bc1=FFFFFF&amp;IS2=1&amp;bg1=FFFFFF&amp;fc1=000000&amp;lc1=0000FF&amp;t=typea09-22&amp;o=9&amp;p=8&amp;l=as4&amp;m=amazon&amp;f=ifr&amp;ref=ss_til&amp;asins=4798116025\" frameborder=\"0\" marginwidth=\"0\" scrolling=\"no\"><\/iframe><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Java EE 7 \u691c\u8a3c\u74b0\u5883\u69cb\u7bc9(1) WildFly + JBoss Tools \u3067 EAR\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3057 Arquillian \u3067 \u30e6\u30cb\u30c3\u30c8\u30c6\u30b9\u30c8\u3092\u30b0\u30ea\u30fc\u30f3\u306b\u3059\u308b\u3068\u3053\u308d\u307e\u3067 Java EE 7 \u691c\u8a3c\u74b0\u5883\u69cb\u7bc9(2 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"sns_share_botton_hide":"","vkExUnit_sns_title":"","_vk_print_noindex":"","sitemap_hide":"","_veu_custom_css":"","veu_display_promotion_alert":"","vkexunit_cta_each_option":"","footnotes":""},"categories":[69,46,72],"tags":[],"class_list":["post-400","post","type-post","status-publish","format-standard","hentry","category-arquillian","category-java-ee","category-jpa"],"veu_head_title_object":{"title":"","add_site_title":""},"_links":{"self":[{"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/posts\/400","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/comments?post=400"}],"version-history":[{"count":0,"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/posts\/400\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/media?parent=400"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/categories?post=400"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/tags?post=400"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}