{"id":306,"date":"2021-01-15T14:59:55","date_gmt":"2021-01-15T06:59:55","guid":{"rendered":"https:\/\/22pig.com\/?p=306"},"modified":"2021-01-15T14:59:55","modified_gmt":"2021-01-15T06:59:55","slug":"java%e5%8a%a0%e8%bd%bddll%e6%88%96so%e5%ba%93%e6%96%87%e4%bb%b6%e7%9a%84%e8%b7%af%e5%be%84-java-library-path","status":"publish","type":"post","link":"http:\/\/22pig.com\/?p=306","title":{"rendered":"Java\u52a0\u8f7ddll\u6216so\u5e93\u6587\u4ef6\u7684\u8def\u5f84 java.library.path"},"content":{"rendered":"<div>1. Java\u7684\u00a0System.load \u548c System.loadLibrary\u90fd\u53ef\u4ee5\u7528\u6765\u52a0\u8f7d\u5e93\u6587\u4ef6<\/div>\n<div>2.\u00a0<code>\u4f8b\u5982\u4f60\u53ef\u4ee5\u8fd9\u6837\u8f7d\u5165\u4e00\u4e2awindows\u5e73\u53f0\u4e0bJNI\u5e93\u6587\u4ef6\uff1a<\/code><\/div>\n<div><code>System.load(<\/code>\u00a0<code>\"C:\/\/Documents and Settings\/\/TestJNI.dll\"<\/code>\u00a0<code>); \u7edd\u5bf9\u8def\u5f84<\/code><\/div>\n<div>3.\u00a0System.loadLibrary\u53c2\u6570\u4e3a\u5e93\u6587\u4ef6\u540d<\/div>\n<div><code>\u4f8b\u5982\u4f60\u53ef\u4ee5\u8fd9\u6837\u8f7d\u5165\u4e00\u4e2awindows\u5e73\u53f0\u4e0bJNI\u5e93\u6587\u4ef6<\/code><\/div>\n<div><code>System.loadLibrary (<\/code>\u00a0<code>\"TestJNI\"<\/code>\u00a0<code>);<\/code><\/div>\n<div>\u8fd9\u91ccTestJNI\u5fc5\u987b\u5728\u00a0java.library.path\u8fd9\u4e00jvm\u53d8\u91cf\u6240\u6307\u5411\u7684\u8def\u5f84\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u5982\u4e0b\u65b9\u6cd5\u83b7\u5f97\u8be5\u53d8\u91cf\u7684\u503c\uff1a<\/div>\n<div><code>\u00a0 System.getProperty(\"java.library.path\");<\/code><\/div>\n<div>\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cWindows\u5e73\u53f0\u4e0b\u5305\u542b\u4e0b\u9762\u7684\u8def\u5f84\uff1a<\/div>\n<div>\u00a0 1\uff09\u548cjre\u76f8\u5173\u7684\u76ee\u5f55<\/div>\n<div>\u00a0 2\uff09\u7a0b\u5e8f\u5f53\u524d\u76ee\u5f55<\/div>\n<div>\u00a0 3\uff09Windows\u76ee\u5f55<\/div>\n<div>\u00a0 4\uff09\u7cfb\u7edf\u76ee\u5f55(system32)<\/div>\n<div>\u00a0 5\uff09\u7cfb\u7edf\u73af\u5883\u53d8\u91cfpath\u6307\u5b9a\u7684\u76ee\u5f55<\/div>\n<div><\/div>\n<div>4.\u5728linux\u4e0b\u6dfb\u52a0\u4e00\u4e2ajava.library.path\u7684\u65b9\u6cd5\u5982\u4e0b\uff1a<\/div>\n<div>\u00a0 \u5728\/etc\/profile \u540e\u9762\u52a0\u4e0a\u4e00\u884c export LB_LIBRARY_PATH=\u8def\u5f84<\/div>\n<div><\/div>\n<div>5.\u5728\u6267\u884c\u7a0b\u5e8f\u7684\u65f6\u5019\u53ef\u4ee5\u663e\u793a\u6307\u5b9a\uff0c -Djava.library.path=\u8def\u5f84\uff0c\u8fd9\u79cd\u4f1a\u6e05\u9664\u6389\u9884\u8bbe\u7f6e\u7684\u00a0java.library.path\u7684\u503c\u00a0\u3002\u00a0\u5b9e\u4f8b\u5982\u4e0b\uff1a<\/div>\n<div>java -jar -Djava.library.path=\/home\/fly\/Desktop\/sound_dream\u00a0 sound.war<\/div>\n<div><\/div>\n<div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>1. Java\u7684\u00a0System.load \u548c System.loadLibrary\u90fd\u53ef\u4ee5\u7528\u6765\u52a0\u8f7d\u5e93\u6587\u4ef6 2.\u00a0\u4f8b\u5982\u4f60\u53ef\u4ee5\u8fd9\u6837\u8f7d\u5165\u4e00\u4e2awindows\u5e73\u53f0\u4e0bJNI\u5e93\u6587\u4ef6\uff1a System.load(\u00a0&#8220;C:\/\/Documents and Settings\/\/TestJNI.dll&#8221;\u00a0); \u7edd\u5bf9\u8def\u5f84 3.\u00a0System.loadLibrary\u53c2\u6570\u4e3a\u5e93\u6587\u4ef6\u540d \u4f8b\u5982\u4f60\u53ef\u4ee5\u8fd9\u6837\u8f7d\u5165\u4e00\u4e2awindows\u5e73\u53f0\u4e0bJNI\u5e93\u6587\u4ef6 System.loadLibrary (\u00a0&#8220;TestJNI&#8221;\u00a0); \u8fd9\u91ccTestJNI\u5fc5\u987b\u5728\u00a0java.library.path\u8fd9\u4e00jvm\u53d8\u91cf\u6240\u6307\u5411\u7684\u8def\u5f84\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u5982\u4e0b\u65b9\u6cd5\u83b7\u5f97\u8be5\u53d8\u91cf\u7684\u503c\uff1a \u00a0 System.getProperty(&#8220;java.library.path&#8221;); \u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cWindows\u5e73\u53f0\u4e0b\u5305\u542b\u4e0b\u9762\u7684\u8def\u5f84\uff1a \u00a0 1\uff09\u548cjre\u76f8\u5173\u7684\u76ee\u5f55 \u00a0 2\uff09\u7a0b\u5e8f\u5f53\u524d\u76ee\u5f55 \u00a0 3\uff09Windows\u76ee\u5f55 \u00a0 4\uff09\u7cfb\u7edf\u76ee\u5f55(system32) \u00a0 5\uff09\u7cfb\u7edf\u73af\u5883\u53d8\u91cfpath\u6307\u5b9a\u7684\u76ee\u5f55 4.\u5728linux\u4e0b\u6dfb\u52a0\u4e00\u4e2ajava.library.path\u7684\u65b9\u6cd5\u5982\u4e0b\uff1a \u00a0 \u5728\/etc\/profile \u540e\u9762\u52a0\u4e0a\u4e00\u884c export LB_LIBRARY_PATH=\u8def\u5f84 5.\u5728\u6267\u884c\u7a0b\u5e8f\u7684\u65f6\u5019\u53ef\u4ee5\u663e\u793a\u6307\u5b9a\uff0c -Djava.library.path=\u8def\u5f84\uff0c\u8fd9\u79cd\u4f1a\u6e05\u9664\u6389\u9884\u8bbe\u7f6e\u7684\u00a0java.library.path\u7684\u503c\u00a0\u3002\u00a0\u5b9e\u4f8b\u5982\u4e0b\uff1a java -jar -Djava.library.path=\/home\/fly\/Desktop\/sound_dream\u00a0 sound.war<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-306","post","type-post","status-publish","format-standard","hentry","category-java"],"_links":{"self":[{"href":"http:\/\/22pig.com\/index.php?rest_route=\/wp\/v2\/posts\/306","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/22pig.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/22pig.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/22pig.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/22pig.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=306"}],"version-history":[{"count":0,"href":"http:\/\/22pig.com\/index.php?rest_route=\/wp\/v2\/posts\/306\/revisions"}],"wp:attachment":[{"href":"http:\/\/22pig.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=306"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/22pig.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=306"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/22pig.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=306"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}