{"id":2235,"date":"2023-05-07T06:34:22","date_gmt":"2023-05-06T22:34:22","guid":{"rendered":"https:\/\/www.appblog.cn\/?p=2235"},"modified":"2023-05-07T06:34:46","modified_gmt":"2023-05-06T22:34:46","slug":"groovy-code-example-package-import","status":"publish","type":"post","link":"https:\/\/www.appblog.cn\/index.php\/2023\/05\/07\/groovy-code-example-package-import\/","title":{"rendered":"Groovy\u4ee3\u7801\u793a\u4f8b – groovy\u5305(package)\u7684\u5bfc\u5165"},"content":{"rendered":"

\u5305\u7684\u5bfc\u5165<\/h3>\n

\u4e3a\u4e86\u53ef\u4ee5\u4f7f\u7528\u5176\u4ed6\u7c7b\uff0cgroovy\u63d0\u4f9b\u4e86\u4e0ejava\u5305\u5bfc\u5165\u4e00\u6837\u7684\u529f\u80fd\u3002<\/p>\n

\u6bd4\u5982\uff0cgroovy\u63d0\u4f9b\u4e86\u597d\u51e0\u4e2abuilder\u7c7b\uff0c\u6bd4\u5982\uff1aMarkupBuilder\u7c7b\uff0cMarkupBuilder\u7c7b\u5728groovy.xml<\/code>\u5305\u4e0b\u9762\uff0c\u4e3a\u4f7f\u7528\u8be5\u7c7b\uff0c\u6211\u4eec\u9700\u8981\u5bfc\u5165\u8fd9\u4e2a\u5305\u3002<\/p>\n

\/\/\u5bfc\u5165\u7c7bMarkupBuilder\nimport groovy.xml.MarkupBuilder\n\n\/\/\u4f7f\u7528\u5bfc\u5165\u7684\u7c7b\u521b\u5efa\u5bf9\u8c61\ndef xml = new MarkupBuilder()\n\nassert xml != null<\/code><\/pre>\n
\u9ed8\u8ba4\u7684\u5bfc\u5165<\/h3>\n
groovy\u4e3a\u6240\u6709\u7684\u7c7b\u9ed8\u8ba4\u5bfc\u5165\u4e86\u8fd9\u4e9b\u5305\u3002<\/p>\n
import java.lang.*\nimport java.util.*\nimport java.io.*\nimport java.net.*\nimport groovy.lang.*\nimport groovy.util.*\nimport java.math.BigInteger\nimport java.math.BigDecimal<\/code><\/pre>\n
\u5bf9\u4e8e\u9ed8\u8ba4\u5df2\u7ecf\u5bfc\u5165\u7684\u5305\uff0c\u53ef\u4ee5\u76f4\u63a5\u5b9e\u4f8b\u5316\u5305\u4e0b\u9762\u7684\u7c7b\u3002<\/p>\n
\u7b80\u5355\u5bfc\u5165<\/h3>\n
\u7b80\u5355\u5bfc\u5165\u6307\u7684\u662f\u628a\u7c7b\u7684\u5b8c\u6574\u7c7b\u8def\u5f84\u76f4\u63a5\u5bfc\u5165\uff0c\u6bd4\u5982\uff1agroovy.xml.MarkupBuilder<\/code><\/p>\n
\/\/ importing the class MarkupBuilder\nimport groovy.xml.MarkupBuilder\n\n\/\/ using the imported class to create an object\ndef xml = new MarkupBuilder()\n\nassert xml != null<\/code><\/pre>\n
\u661f\u53f7\u5bfc\u5165<\/h3>\n
groovy\u8ddfjava\u4e00\u6837\u652f\u6301\u901a\u8fc7\u661f\u53f7\u7684\u65b9\u5f0f\u5bfc\u5165\u67d0\u4e2a\u5305\u4e0b\u7684\u6240\u6709\u7c7b\u3002<\/p>\n
\/\/ importing the class MarkupBuilder\nimport groovy.xml.*\n\n\/\/ using the imported class to create an object\ndef xml = new MarkupBuilder()\n\nassert xml != null<\/code><\/pre>\n
\u9759\u6001\u5bfc\u5165<\/h3>\n
\u50cfjava\u4e00\u6837\u53ef\u4ee5\u5bfc\u5165\u7c7b\u7684\u9759\u6001\u65b9\u6cd5\uff0c\u7136\u540e\u53ef\u4ee5\u50cf\u4f7f\u7528\u672c\u5730\u65b9\u6cd5\u90a3\u6837\u53bb\u4f7f\u7528\u5b83\u3002\u4e0ejava\u4e0d\u540c\u7684\u662f\uff0cgroovy\u5141\u8bb8\u5bfc\u5165\u540d\u79f0\u76f8\u540c\u7c7b\u578b\u4e0d\u540c\u7684\u65b9\u6cd5\uff0c\u5982\u679c\u6709\u540d\u79f0\u548c\u7c7b\u578b\u90fd\u76f8\u540c\u7684\u5bfc\u5165\u65b9\u6cd5\uff0c\u90a3\u4e48\u5bfc\u5165\u7684\u65b9\u6cd5\u5c06\u4f18\u5148\u3002<\/p>\n
import static Boolean.FALSE\nassert !FALSE \/\/use directly, without Boolean prefix!<\/code><\/pre>\n
\u9759\u6001\u661f\u53f7\u5bfc\u5165<\/h3>\n
\u9759\u6001\u5bfc\u5165\u4e5f\u662f\u53ef\u4ee5\u652f\u6301\u661f\u53f7\u5bfc\u5165\u7684\uff0c\u53ef\u4ee5\u5bfc\u5165\u4e00\u4e2a\u7c7b\u7684\u6240\u6709\u9759\u6001\u65b9\u6cd5<\/p>\n
import static java.lang.Math.*\n\nassert sin(0) == 0.0\nassert cos(0) == 1.0<\/code><\/pre>\n
\u5bfc\u5165\u7684\u522b\u540d<\/h3>\n
\u53ef\u4ee5\u4f7f\u7528as\u5173\u952e\u5b57\u5c06\u5b8c\u6574\u7684\u7c7b\u540d\u5efa\u7acb\u4e00\u4e2a\u522b\u540d\uff0c\u7136\u540e\u53ef\u4ee5\u901a\u8fc7\u8fd9\u4e2a\u81ea\u5b9a\u4e49\u7684\u522b\u540d\u53bb\u4f7f\u7528\u5b83\u3002<\/p>\n
package thirdpartylib\n\npublic class MultiplyTwo {\n    def static multiply(def value) {\n        return value * 3 \/\/intentionally wrong.\n    }\n}<\/code><\/pre>\n
\u5047\u5b9a\u6211\u4eec\u5df2\u7ecf\u6709\u4e00\u6bb5\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
def result = new MultiplyTwo().multiply(2)<\/code><\/pre>\n
\u56e0\u4e3a\u540d\u5b57\u76f8\u540c\uff0c\u5bfc\u81f4\u7ed3\u679c\u4e0d\u662f\u9884\u671f\u7684\u3002groovy\u4e3a\u6211\u4eec\u63d0\u4f9b\u4e86\u4e00\u4e2a\u4f18\u96c5\u7684\u65b9\u6cd5\u5728\u4e0d\u6539\u53d8\u5916\u90e8\u7c7b(thirdpartylib.MultiplyTwo<\/code>)\u7684\u57fa\u7840\u4fdd\u8bc1\u6211\u4eec\u4ee3\u7801\u903b\u8f91\u7684\u6b63\u786e\uff0c\u53c2\u8003\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/p>\n
import thirdpartylib.MultiplyTwo as OrigMultiplyTwo\n\nclass MultiplyTwo extends OrigMultiplyTwo {\n    def multiply(def value) {\n        return value * 2 \/\/ fixed here\n    }\n}\n\n\/\/ \u4ecd\u7136\u53ef\u4ee5\u4f7f\u7528MultiplyTwo\uff0c\u6ce8\u610f\u8fd9\u91cc\u7684MultiplyTwo\u4e0d\u662f\u6211\u4eec\u5bfc\u5165\u7684\uff0c\u5bfc\u5165\u7684\u5df2\u7ecf\u4f7f\u7528\u522b\u540d\u4e86\uff0c\u4e0d\u4f1a\u51b2\u7a81\ndef multiplylib = new MultiplyTwo()\n\n\/\/ assert passes as well\nassert 4 == new MultiplyTwo().multiply(2)<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
\u5305\u7684\u5bfc\u5165 \u4e3a\u4e86\u53ef\u4ee5\u4f7f\u7528\u5176\u4ed6\u7c7b\uff0cgroovy\u63d0\u4f9b\u4e86\u4e0ejava\u5305\u5bfc\u5165\u4e00\u6837\u7684\u529f\u80fd\u3002 \u6bd4\u5982\uff0cgroovy\u63d0\u4f9b\u4e86\u597d\u51e0\u4e2ab […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[568],"tags":[],"class_list":["post-2235","post","type-post","status-publish","format-standard","hentry","category-groovy"],"_links":{"self":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts\/2235","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/comments?post=2235"}],"version-history":[{"count":0,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/posts\/2235\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/media?parent=2235"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/categories?post=2235"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.appblog.cn\/index.php\/wp-json\/wp\/v2\/tags?post=2235"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}