{"id":280073,"date":"2021-01-12T09:19:32","date_gmt":"2021-01-12T01:19:32","guid":{"rendered":"http:\/\/4563.org\/?p=280073"},"modified":"2021-01-12T09:19:32","modified_gmt":"2021-01-12T01:19:32","slug":"%e5%85%b3%e4%ba%8e-java-%e7%8e%af%e5%a2%83%e5%8f%98%e9%87%8f%e7%9a%84%e9%97%ae%e9%a2%98%e6%b1%82%e5%8a%a9","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=280073","title":{"rendered":"\u5173\u4e8e Java \u73af\u5883\u53d8\u91cf\u7684\u95ee\u9898\u6c42\u52a9"},"content":{"rendered":"
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\u5173\u4e8e Java \u73af\u5883\u53d8\u91cf\u7684\u95ee\u9898\u6c42\u52a9 <\/h1>\n

<\/p>\n

\n
\u8cc7\u6df1\u5927\u4f6c : zirawell <\/span> <\/i> 3<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
<\/p>\n

\u6c42\u52a9\u5927\u4f6c\uff01<\/p>\n

JAVA_HOME \u6307\u5411\u4e86 15 \u7684 JDK \u4f46\u662f\u8fd0\u884c java -version \u8fd8\u662f\u663e\u793a 1.8 \u7684 JDK\uff0c\u8fd9\u662f\u4e3a\u4ec0\u4e48\u5462\uff1f \"\u5173\u4e8e \"\u5173\u4e8e<\/p>\n<\/p><\/div>\n

\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (11<\/span>) <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : Jooooooooo <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u8bd5\u4e00\u4e0b whereis java \u770b\u770b\u6307\u5230\u54ea\u53bb\u4e86 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : zirawell <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @Jooooooooo ~
    \ue0b0 whereis java
    \/usr\/bin\/java
    ~ \ue0b0 which java
    \/Library\/Java\/JavaVirtualMachines\/jdk1.8.0_231.jdk\/Contents\/Home\/bin\/java <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : hcymk2 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    which java \u4e0d\u662f\u6709\u7ed3\u679c\u4e86\u4e48\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : zirawell <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @hcymk2 \u662f\u554a \u4f46\u662f\u4e3a\u4ec0\u4e48\u4e0d\u662f\u8ddf\u7740 JAVA_HOME \u6307\u5411\u7684\u8d70\u5462 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : Jooooooooo <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @zirawell \u641c\u4e00\u4e0b\u8bf8\u5982 how to change \/usr\/bin\/java version \u4e4b\u7c7b\u7684\u5173\u952e\u8bcd\u5427 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : hcymk2 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u82f9\u679c\u4e0d\u4e86\u89e3\u3002JAVA_HOME \u53ea\u662f\u4e00\u4e2a\u73af\u5883\u53d8\u91cf \u5173\u952e\u662f\u7684\u770b PATH <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : zirawell <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @Jooooooooo \u6211\u5728\u53e6\u4e00\u53f0\u7535\u8111\u4e0a\u914d\u7f6e\u7684\u662f\u53ef\u4ee5\u7684 \u6240\u4ee5\u8fd9\u4e2a\u5c31\u5f88\u5947\u602a <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : zirawell <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @hcymk2 PATH \u5c31\u5728 JAVA_HOME\/bin \u5e95\u4e0b <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : lululau <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    type java \u770b\u4e00\u4e0b\u662f\u54ea\u4e2a\u7a0b\u5e8f\uff0c\u4e00\u822c\u6765\u8bf4\u5e94\u8be5\u662f \/usr\/bin\/java \u624d\u5bf9\uff0c\u8fd9\u4e2a\u6587\u4ef6\u662f\u4e2a wrapper\uff0c\u5b83\u4f1a\u6839\u636e JAVA_HOME \u7684\u503c\u53bb\u627e\u771f\u6b63\u7684 executable binary, \u6240\u4ee5 \/usr\/bin\/java \u4ee5\u53ca \/usr\/bin\/javac \u7b49\u7b49\u4e00\u822c\u90fd\u662f\u4e0b\u540c\u7684\u6587\u4ef6\u5927\u5c0f\uff0c\u53ea\u6709 100KB \u591a\u70b9 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : lululau <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4e5f\u53ef\u4ee5\u4e0d\u7528\u7ea0\u7ed3\uff0c\u7528 jenv \u7ba1\u7406\u547d\u4ee4\u884c\u4e2d\u7684 Java \u7248\u672c <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : zirawell <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @lululau \u95ee\u9898\u89e3\u51b3\u4e86 \u8c22\u8c22 \u6211\u540e\u6765\u7528 Iterm2 \u8bd5\u4e86\u4e00\u4e0b whereis which \u90fd\u662f\u6307\u5411 usr\/bin\/java \u7136\u540e\u5207\u6362\u5c31\u6210\u529f\u4e86 \u540e\u6765\u7528\u7ec8\u7aef\u8bd5\u4e86\u4e00\u4e0b\u4e5f\u53ef\u4ee5\u4e86 \u53ef\u80fd\u662f\u6211\u6539\u4e86.zshrc \u6ca1\u6709\u5173\u95ed\u6587\u4ef6\u76f4\u63a5 source \u51fa\u73b0\u7684\u95ee\u9898\u5427 \u4e4b\u524d\u7528 which \u4f1a\u6307\u5411\u5b9e\u9645\u76ee\u5f55 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"

    \u5173\u4e8e Java \u73af\u5883\u53d8\u91cf\u7684\u95ee\u9898\u6c42\u52a9…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/280073"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=280073"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/280073\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=280073"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=280073"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=280073"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}