{"id":90,"date":"2015-12-09T15:34:15","date_gmt":"2015-12-09T07:34:15","guid":{"rendered":"http:\/\/www.prayerlaputa.com\/?p=90"},"modified":"2015-12-09T15:34:15","modified_gmt":"2015-12-09T07:34:15","slug":"java%e8%b0%83%e7%94%a8c%e7%a8%8b%e5%ba%8f%e8%bf%87%e7%a8%8b%e3%80%90%e8%bd%ac%e8%bd%bd%e3%80%91","status":"publish","type":"post","link":"http:\/\/prayerlaputa.com\/?p=90","title":{"rendered":"Java\u8c03\u7528C\u7a0b\u5e8f\u8fc7\u7a0b\u3010\u8f6c\u8f7d\u3011"},"content":{"rendered":"

\u9996\u5148\u8bf4\u660e\u4e00\u4e0bJava\u8c03\u7528C\u7a0b\u5e8f\u7684\u8fc7\u7a0b\uff0c\u4e0b\u9762\u8fd9\u4e9b\u5185\u5bb9\u4ece\u7f51\u4e0a\u641c\u7d22\u5230\u7684\u7ed3\u679c\uff1a
\n\u8f6c\u81ea\uff1ahttp:\/\/liufei-fir.iteye.com\/blog\/776326<\/a>
\n\u7528java\u8c03\u7528dll\u672c\u662f\u4e00\u4e2a\u4e0d\u96be\u7684\u4e8b\u60c5\uff0c\u4f46\u5f80\u5f80\u4f1a\u7ed9\u521d\u5b66\u8005\u5e26\u6765\u7684\u4e00\u70b9\u9ebb\u70e6\uff0c\u7f51\u7edc\u4e0a\u5f88\u591a\u8c03\u7528dll\u7684\u4f8b\u5b50\u90fd\u53c2\u5dee\u4e0d\u9f50\uff0c\u5f80\u5f80\u7701\u7565\u4e86\u4e00\u4e9b\u6b65\u9aa4\uff0c\u5bf9\u4ed6\u4eec\u6765\u8bf4\u89c9\u5f97\u7b80\u5355\u4e0d\u9700\u8981\u8bf4\u660e\uff0c\u5bf9\u521d\u5b66\u8005\u6765\u8bf4\u786e\u5f88\u91cd\u8981\uff0c\u7ed3\u679c\u4e0d\u60f3\u53ef\u77e5\u3002\u56e0\u6b64\u5728\u8fd9\u91cc\u4ed4\u7ec6\u7684\u8bf4\u660e\u4e00\u4e0b\uff0c\u5e0c\u671b\u7ed9\u521d\u5b66\u8005\u4eec\u5e26\u6765\u4e9b\u8bb8\u65b9\u4fbf\uff0c\u9ad8\u624b\u7ed5\u8fc7\u3002\u3002<\/span>
\n\u4e00\uff0c\u9996\u5148\u5728C\u76d8\u5efa\u7acb\u9879\u76ee\u6587\u4ef6\u5939jnitest\uff0c\u7136\u540e\u5efa\u7acbhello\u6587\u4ef6\u5939\uff0c\u5728hello\u6587\u4ef6\u5939\u4e0b\u653e\u5165Test.java\uff0c\u5373\u5728
\nC:\\jnitest\\hello\u4e0b\u653e\u5165Test.java\uff0c
\nTest.java\u7684\u5185\u5bb9\u4e3a\uff1a
\npackage hello;
\nclass Test {
\nstatic {
\nSystem.loadLibrary(\u201cTestDll\u201d);
\n}
\npublic static void main(String ar[]) {
\nSystem.out.println(\u201cHello world from Java\u201d);
\nTest t = new Test();
\nint a = 1, b = 1;
\nint c = t.add(a, b);
\nSystem.out.println(c);
\n}
\npublic native int add(int a, int b);
\n}
\n\u4e8c\uff0c\u542f\u52a8cmd\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u5207\u6362\u5230\u9879\u76ee\u6587\u4ef6\u5939\u7684\u76ee\u5f55\uff08C:\\jnitest>\uff09\uff0c\u7136\u540e\u8f93\u5165javac hello\\Test.java\uff0c\u5373cmd\u6700\u7ec8\u663e\u793a\u4e3a\uff1aC:\\jnitest>javac hello\\Test.java\uff0c\u63a5\u7740\u6267\u884cC:\\jnitest>javah hello.Test\u3002\u6240\u6709\u547d\u4ee4
\n\u90fd\u6ce8\u610f\u4e0b\u5927\u5c0f\u5199\u3002\u6700\u7ec8\u4f1a\u5728C:\\jnitest\u4e0b\u751f\u6210hello_Test.h\u5934\u6587\u4ef6\u3002
\n\u4e09\uff0c\u6253\u5f00Vc++ 6.0\uff0c\u65b0\u5efa-\u300b\u5de5\u7a0b-\u300bWin32 Dynamic-Link Library\uff0c\u5de5\u7a0b\u540d\u79f0\u4e3aTestDll\uff0c\u70b9\u786e\u5b9a\uff0c\u7136\u540e
\n\u9009\u62e9\u201c\u4e00\u4e2a\u7b80\u5355\u7684DLL\u5de5\u7a0b\u201d\uff0c\u6309\u5b8c\u6210\u3002
\n\u56db\uff0c\u5c06hello_Test.h\u62f7\u8d1d\u5230VC\u7684TestDll\u9879\u76ee\u7684\u6587\u4ef6\u5939\u4e0b\uff0c\u5728VC6.0\u754c\u9762\u4e2d\u5de6\u65b9\u5bfc\u822a\u4e2d\u9009\u62e9\u201cFileView\u201d\u9009\u62e9
\nHeader Files\u70b9\u53f3\u952e-\u300b\u6dfb\u52a0\u6587\u4ef6\u5230\u76ee\u5f55\uff0c\u7136\u540e\u9009\u4e2dhello_Test.h\u3002
\n\u4e94\uff0c\u6253\u5f00TestDll.cpp\uff0c\u4fee\u6539\u5185\u5bb9\u4e3a\uff1a
\n\/\/ TestDll.cpp : Defines the entry point for the DLL application.
\n\/\/
\n#include \u201cstdafx.h\u201d
\n#include \u201chello_Test.h\u201d
\nJNIEXPORT jint JNICALL Java_hello_Test_add
\n(JNIEnv *, jobject, jint a, jint b)
\n{
\nreturn a+b;
\n}
\n\u516d\uff0c\u70b9\u83dc\u5355\u201c\u5de5\u5177\u201d-\u300b\u9009\u9879-\u300b\u76ee\u5f55\uff0c\u8fd9\u91cc\u5e94\u6dfb\u52a0jdk\u7684\u5934\u6587\u4ef6\u8def\u5f84\uff0c\u6dfb\u52a0\u4e24\u4e2a\u3002\u6211\u7684\u4e3aH:\\JDK1.5.0_16
\n\\INCLUDE\u548cH:\\JDK1.5.0_16\\INCLUDE\\WIN32\u3002
\n\u4e03\uff0c\u7f16\u8bd1\u9879\u76ee\u6587\u4ef6\u3002
\n\u516b\uff0c\u5c06\u7f16\u8bd1\u751f\u6210\u7684TestDll.dll\u62f7\u8d1d\u5230\u548chello_Test.h\u76f8\u540c\u7684\u76ee\u5f55\u4e0b\uff0c\u5728\u6211\u8fd9\u8fb9\u65e2\u662fC:\\jnitest\u3002\uff08\u65e2C:\\jnitest\u4e0b\u6709TestDll.dll\u548chello_Test.h\uff09\u3002
\n\u4e5d\uff0c\u5728cmd\u547d\u4ee4\u884cC:\\jnitest>\u4e0b\u8f93\u5165java hello.Test\uff0c\u5373\u53ef\u770b\u5230\u7ed3\u679c\u3002
\n\u5341\u3002\u8f93\u51fa\u4e3a\uff1aHello world from Java
\n2
\n\u8fd9\u91cc\u8865\u5145\u8bf4\u660e\u7684\u662f\uff0c\u4e0a\u8ff0\u65b9\u6cd5\u91c7\u53d6\u4e86\u547d\u4ee4\u884c\u7f16\u8bd1\u7684\u65b9\u5f0f\uff0c\u76f4\u63a5\u5c06dll\u653e\u5165.class\u6587\u4ef6\u6240\u5728\u6587\u4ef6\u5939\uff0c\u5982\u679c\u662f\u4f7f\u7528eclipse\uff0c\u90a3\u4e48\u5c31\u9700\u8981\u5c06dll\u5bfc\u5165\u5230\u5de5\u7a0b\u4e2d\uff0c\u5177\u4f53\u7684\u6b65\u9aa4\u5982\u4e0b\uff1a\u53f3\u5355\u51fb\u9879\u76ee\u540d\u2192\u5bfc\u5165\u2192\u5e38\u89c4\u2192\u6587\u4ef6\u7cfb\u7edf\u2192\u4e0b\u4e00\u6b65\u2192\u6d4f\u89c8\u2192\u9009\u62e9DLL\u6587\u4ef6\u6240\u5728\u76ee\u5f55\u2192\u786e\u5b9a\u2192\u52fe\u9009DLL\u6587\u4ef6\u2192\u5b8c\u6210.<\/strong>
\n\u5982\u679c\u5728\u5f97\u5230dll\u540e\u8fd0\u884c\u7a0b\u5e8f\uff0c\u51fa\u73b0no XXX in java.library.path\u5f02\u5e38\uff0c\u5219\u8bf4\u660edll\u6ca1\u6709\u627e\u5230\uff0c\u6b64\u65f6\u4f7f\u7528dll<\/p>\n","protected":false},"excerpt":{"rendered":"

\u9996\u5148\u8bf4\u660e\u4e00\u4e0bJava\u8c03\u7528C\u7a0b\u5e8f\u7684\u8fc7\u7a0b\uff0c\u4e0b\u9762\u8fd9\u4e9b\u5185\u5bb9\u4ece\u7f51\u4e0a\u641c\u7d22\u5230\u7684\u7ed3\u679c\uff1a \u8f6c\u81ea\uff1ahttp:\/\/liufei-fi […]<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0},"categories":[4,6,12],"tags":[28,33,44],"_links":{"self":[{"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=\/wp\/v2\/posts\/90"}],"collection":[{"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=90"}],"version-history":[{"count":0,"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=\/wp\/v2\/posts\/90\/revisions"}],"wp:attachment":[{"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=90"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=90"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/prayerlaputa.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=90"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}