{"id":31766,"date":"2023-01-02T16:43:56","date_gmt":"2023-10-12T05:00:43","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/embulk%e5%92%8cjava7\/"},"modified":"2024-04-29T08:10:40","modified_gmt":"2024-04-29T00:10:40","slug":"embulk%e5%92%8cjava7","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/embulk%e5%92%8cjava7\/","title":{"rendered":"Embulk\u548cJava7"},"content":{"rendered":"<h2>\u603b\u7ed3<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">embulk\u672c\u4f53\u306fJava7\u3067\u52d5\u4f5c\u3059\u308b\u3088\u3046\u306b\u4f5c\u3089\u308c\u3066\u3044\u308b\u3088\u3046\u3067\u3059<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">embulk\u306e\u5404\u30d7\u30e9\u30b0\u30a4\u30f3\u306f\u3001\u30d7\u30e9\u30b0\u30a4\u30f3\u958b\u767a\u8005\u306e\u74b0\u5883\u306b\u4f9d\u5b58\u3057Java7\u3067\u52d5\u304b\u306a\u3044\u3053\u3068\u3082\u3042\u308b\u3088\u3046\u3067\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Java7\u3067\u52d5\u304b\u306a\u3044\u5834\u5408\u3067\u3082\u81ea\u5206\u3067\u30b3\u30f3\u30d1\u30a4\u30eb\u3092\u3059\u308c\u3070\u52d5\u304f\u3053\u3068\u304c\u3042\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">build.gradle\u306b\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u3067\u3001Java8\u4e0a\u3067Java7\u4e92\u63db\u306e\u30d0\u30a4\u30ca\u30ea\u3092\u4f5c\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u3067\u3059\u3002<\/ul>\n<h2>Embulk\u7684\u5f00\u53d1\u73af\u5883<\/h2>\n<blockquote><p>@h_michael_z \u76ee\u524d\u6211\u6b63\u5728\u75287\u8fdb\u884c\u7f16\u8bd1 &#8211; FURUHASHI Sadayuki (@frsyuki) 2015\u5e747\u670824\u65e5<\/p><\/blockquote>\n<h2>\u5982\u679c\u5728Java7\u4e0a\u8fd0\u884c\u4f7f\u7528JDK8\u521b\u5efa\u7684\u63d2\u4ef6<\/h2>\n<p>\u6211\u4e4b\u524d\u7528Java8\u7f16\u5199\u7684embulk-parser-apache-log\u63d2\u4ef6\uff0c\u73b0\u5728\u5c1d\u8bd5\u5728Java7(OpenJDK1.7)\u4e0a\u8fd0\u884c\u3002<\/p>\n<pre class=\"post-pre\"><code>OpenJDK Runtime Environment (rhel-2.5.5.1.el7_1-x86_64 u79-b14)\r\nOpenJDK 64-Bit Server VM (build 24.79-b02, mixed mode)\r\n<\/code><\/pre>\n<p>\u51fa\u73b0\u4e86\u4ee5\u4e0b\u9519\u8bef\u3002<\/p>\n<pre class=\"post-pre\"><code>2015-07-24 17:51:36.258 +0900: Embulk v0.6.19\r\nLoadError: load error: embulk\/parser\/apache-log -- java.lang.UnsupportedClassVersionError: org\/embulk\/parser\/ApacheLogParserPlugin : Unsupported major.minor version 52.0\r\n<\/code><\/pre>\n<p>\u4f3c\u4e4e\u7248\u672c52.0\u8868\u793a\u7684\u662fJava8\u3002<\/p>\n<p>\u53c2\u8003\uff1a\u4e0d\u652f\u6301\u7684 major.minor \u7248\u672c\u53f7 51.0 = \u53ea\u80fd\u4f7f\u7528 Java7 \u6216\u66f4\u9ad8\u7248\u672c<\/p>\n<h2>\u81ea\u5df1\u6253\u9020<\/h2>\n<p>\u4e00\u822c\u7684\u7684\u6784\u5efa\u6d41\u7a0b\u5982\u4e0b\u3002<br \/>\n\uff08\u8bf7\u6ce8\u610f\uff0c\u7531\u4e8e\u6211\u521b\u5efa\u7684\u63d2\u4ef6\u4f7f\u7528\u4e86Java 8\u5f15\u5165\u7684\u8bed\u6cd5\uff0c\u65e0\u6cd5\u7f16\u8bd1\uff0c\u56e0\u6b64\u5728\u5176\u4ed6\u63d2\u4ef6\u4e2d\u8fdb\u884c\u793a\u4f8b\u3002\uff09<\/p>\n<pre class=\"post-pre\"><code>git clone https:\/\/github.com\/civitaspo\/embulk-output-hdfs.git\r\ncd embulk-output-hdfs\r\n.\/gradlew gem\r\ncd pkg\r\nembulk gem install -l embulk-output-hdfs-0.1.0.gem\r\n<\/code><\/pre>\n<h2>\u8981\u60f3\u5728Java8\u4e2d\u5236\u4f5cJava7\u63d2\u4ef6\uff0c\u53ef\u4ee5\u6267\u884c\u4ee5\u4e0b\u64cd\u4f5c\uff1a<\/h2>\n<p>\u5982\u679c\u6211\u5011\u5728build.gradle\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u884c\uff0c\u4f3c\u4e4e\u662f\u6b63\u78ba\u7684\u3002\uff08\u56e0\u70ba\u4e0d\u6e05\u695a\u61c9\u5728\u54ea\u91cc\u6dfb\u52a0\uff0c\u6240\u4ee5\u6211\u5011\u5728\u7248\u672c\u7684\u5730\u65b9\u6dfb\u52a0\uff09<\/p>\n<pre class=\"post-pre\"><code>version = \"0.1.0\"\r\n\r\nsourceCompatibility = 1.7\r\ntargetCompatibility = 1.7\r\n<\/code><\/pre>\n<h3>\u786e\u8ba4<\/h3>\n<p>\u53ea\u9700\u4e00\u79cd\u9009\u62e9\uff0c\u8bf7\u5c06\u4ee5\u4e0b\u53e5\u5b50\u7528\u4e2d\u6587\u8fdb\u884c\u672c\u5730\u5316\u91ca\u4e49\uff1a<br \/>\n\u5982\u679c\u52a0\u5165\u4e86Compatibility (\u4e3b\u7248\u672c\u53d8\u4e3a51\uff0c\u53d8\u6210Java 7\u7684\u4e8c\u8fdb\u5236\u6587\u4ef6)\u3002<\/p>\n<pre class=\"post-pre\"><code>javap -cp build\/libs\/embulk-output-hdfs-0.1.0.jar -verbose org\/embulk\/output\/HdfsOutputPlugin | grep version\r\n  minor version: 0\r\n  major version: 51\r\n<\/code><\/pre>\n<p>\u5982\u679c\u6ca1\u6709\u517c\u5bb9\u6027\u7684\u8bdd<\/p>\n<pre class=\"post-pre\"><code>javap -cp build\/libs\/embulk-output-hdfs-0.1.0.jar -verbose org\/embulk\/output\/HdfsOutputPlugin | grep version\r\n  minor version: 0\r\n  major version: 52\r\n\r\n<\/code><\/pre>\n<h3>\u8bf7\u7559\u610f\u8fd9\u4e9b\u8981\u70b9<\/h3>\n<p>\u636e\u770b\uff0c\u4e0a\u8ff0\u63aa\u65bd\u53ef\u80fd\u6709\u4e0d\u8db3\u7684\u60c5\u51b5\u3002<\/p>\n<blockquote><p>\u6700\u540e\u51fa\u73b0\u4e86\u8fd9\u4e2a\u8b66\u544a\uff0c\u770b\u8d77\u6765\u5b89\u88c5Java 7\u66f4\u5feb\u4e00\u4e9b&#8230; &gt; http:\/\/t.co\/Uq6dVf6CXs\u2014 \u305d\u306e\u3063\u3064 (SEO Naotoshi) (@sonots) 2015, 7\u6708 24<\/p><\/blockquote>\n<h2>\u8bf7\u5f15\u7528<\/h2>\n<p>\u65e5\u5fd7 (r\u012b zh\u00ec)<\/p>\n<pre class=\"post-pre\"><code>% embulk run test.yml \r\n2015-07-24 17:51:36.258 +0900: Embulk v0.6.19\r\nLoadError: load error: embulk\/parser\/apache-log -- java.lang.UnsupportedClassVersionError: org\/embulk\/parser\/ApacheLogParserPlugin : Unsupported major.minor version 52.0\r\n           require at org\/jruby\/RubyKernel.java:1071\r\n           require at \/path\/to\/embulk\/bin\/embulk!\/META-INF\/jruby.home\/lib\/ruby\/shared\/rubygems\/core_ext\/kernel_require.rb:135\r\n           require at \/path\/to\/embulk\/bin\/embulk!\/META-INF\/jruby.home\/lib\/ruby\/shared\/rubygems\/core_ext\/kernel_require.rb:133\r\n           require at \/path\/to\/embulk\/bin\/embulk!\/META-INF\/jruby.home\/lib\/ruby\/shared\/rubygems\/core_ext\/kernel_require.rb:124\r\n  require_and_show at file:\/path\/to\/embulk\/bin\/embulk!\/embulk\/plugin_registry.rb:79\r\n            search at file:\/path\/to\/embulk\/bin\/embulk!\/embulk\/plugin_registry.rb:39\r\n            lookup at file:\/path\/to\/embulk\/bin\/embulk!\/embulk\/plugin_registry.rb:26\r\n            lookup at file:\/path\/to\/embulk\/bin\/embulk!\/embulk\/plugin.rb:196\r\n   new_java_parser at file:\/path\/to\/embulk\/bin\/embulk!\/embulk\/plugin.rb:166\r\n   new_java_parser at \/path\/to\/embulk\/bin\/embulk!\/META-INF\/jruby.home\/lib\/ruby\/1.9\/forwardable.rb:201\r\n               run at file:\/path\/to\/embulk\/bin\/embulk!\/embulk\/command\/embulk_run.rb:351\r\n            (root) at classpath:embulk\/command\/embulk.rb:47\r\norg.embulk.config.ConfigException: ParserPlugin 'apache-log' is not found.\r\n(LoadError) load error: embulk\/parser\/apache-log -- java.lang.UnsupportedClassVersionError: org\/embulk\/parser\/ApacheLogParserPlugin : Unsupported major.minor version 52.0\r\n    at org.embulk.plugin.PluginManager.buildPluginNotFoundException(org\/embulk\/plugin\/PluginManager.java:59)\r\n    at org.embulk.plugin.PluginManager.newPlugin(org\/embulk\/plugin\/PluginManager.java:44)\r\n    at org.embulk.spi.ExecSession.newPlugin(org\/embulk\/spi\/ExecSession.java:166)\r\n    at org.embulk.spi.Exec.newPlugin(org\/embulk\/spi\/Exec.java:74)\r\n    at org.embulk.spi.FileInputRunner.newParserPlugin(org\/embulk\/spi\/FileInputRunner.java:56)\r\n    at org.embulk.spi.FileInputRunner$RunnerControl.&lt;init&gt;(org\/embulk\/spi\/FileInputRunner.java:100)\r\n    at org.embulk.spi.FileInputRunner.transaction(org\/embulk\/spi\/FileInputRunner.java:63)\r\n    at org.embulk.exec.BulkLoader.doRun(org\/embulk\/exec\/BulkLoader.java:480)\r\n    at org.embulk.exec.BulkLoader.access$100(org\/embulk\/exec\/BulkLoader.java:36)\r\n    at org.embulk.exec.BulkLoader$1.run(org\/embulk\/exec\/BulkLoader.java:342)\r\n    at org.embulk.exec.BulkLoader$1.run(org\/embulk\/exec\/BulkLoader.java:338)\r\n    at org.embulk.spi.Exec.doWith(org\/embulk\/spi\/Exec.java:25)\r\n    at org.embulk.exec.BulkLoader.run(org\/embulk\/exec\/BulkLoader.java:338)\r\n    at org.embulk.command.Runner.run(org\/embulk\/command\/Runner.java:149)\r\n    at org.embulk.command.Runner.main(org\/embulk\/command\/Runner.java:101)\r\n    at java.lang.reflect.Method.invoke(java\/lang\/reflect\/Method.java:606)\r\n    at RUBY.run(file:\/path\/to\/embulk\/bin\/embulk!\/embulk\/command\/embulk_run.rb:351)\r\n    at classpath_3a_embulk.command.embulk.(root)(classpath:embulk\/command\/embulk.rb:47)\r\n    at classpath_3a_embulk.command.embulk.(root)(classpath_3a_embulk\/command\/classpath:embulk\/command\/embulk.rb:47)\r\n    at org.embulk.cli.Main.main(org\/embulk\/cli\/Main.java:11)\r\n    Suppressed: org.embulk.plugin.PluginSourceNotMatchException\r\n        at org.embulk.plugin.InjectedPluginSource.newPlugin(InjectedPluginSource.java:54)\r\n        at org.embulk.plugin.PluginManager.newPlugin(PluginManager.java:38)\r\n        at org.embulk.spi.ExecSession.newPlugin(ExecSession.java:166)\r\n        at org.embulk.spi.Exec.newPlugin(Exec.java:74)\r\n        at org.embulk.spi.FileInputRunner.newParserPlugin(FileInputRunner.java:56)\r\n        at org.embulk.spi.FileInputRunner$RunnerControl.&lt;init&gt;(FileInputRunner.java:100)\r\n        at org.embulk.spi.FileInputRunner.transaction(FileInputRunner.java:63)\r\n        at org.embulk.exec.BulkLoader.doRun(BulkLoader.java:480)\r\n        at org.embulk.exec.BulkLoader.access$100(BulkLoader.java:36)\r\n        at org.embulk.exec.BulkLoader$1.run(BulkLoader.java:342)\r\n        at org.embulk.exec.BulkLoader$1.run(BulkLoader.java:338)\r\n        at org.embulk.spi.Exec.doWith(Exec.java:25)\r\n        at org.embulk.exec.BulkLoader.run(BulkLoader.java:338)\r\n        at org.embulk.command.Runner.run(Runner.java:149)\r\n        at org.embulk.command.Runner.main(Runner.java:101)\r\n        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)\r\n        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)\r\n        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)\r\n        at java.lang.reflect.Method.invoke(Method.java:606)\r\n        at org.jruby.javasupport.JavaMethod.invokeDirectWithExceptionHandling(JavaMethod.java:470)\r\n        at org.jruby.javasupport.JavaMethod.invokeDirect(JavaMethod.java:328)\r\n        at org.jruby.java.invokers.InstanceMethodInvoker.call(InstanceMethodInvoker.java:71)\r\n        at org.jruby.runtime.callsite.CachingCallSite.cacheAndCall(CachingCallSite.java:346)\r\n        at org.jruby.runtime.callsite.CachingCallSite.call(CachingCallSite.java:204)\r\n        at org.jruby.ast.CallTwoArgNode.interpret(CallTwoArgNode.java:59)\r\n        at org.jruby.ast.NewlineNode.interpret(NewlineNode.java:105)\r\n        at org.jruby.ast.RescueNode.executeBody(RescueNode.java:221)\r\n        at org.jruby.ast.RescueNode.interpret(RescueNode.java:116)\r\n        at org.jruby.ast.BeginNode.interpret(BeginNode.java:83)\r\n        at org.jruby.ast.NewlineNode.interpret(NewlineNode.java:105)\r\n        at org.jruby.ast.BlockNode.interpret(BlockNode.java:71)\r\n        at org.jruby.ast.CaseNode.interpret(CaseNode.java:138)\r\n        at org.jruby.ast.NewlineNode.interpret(NewlineNode.java:105)\r\n        at org.jruby.ast.BlockNode.interpret(BlockNode.java:71)\r\n        at org.jruby.evaluator.ASTInterpreter.INTERPRET_METHOD(ASTInterpreter.java:74)\r\n        at org.jruby.internal.runtime.methods.InterpretedMethod.call(InterpretedMethod.java:182)\r\n        at org.jruby.internal.runtime.methods.DefaultMethod.call(DefaultMethod.java:203)\r\n        at org.jruby.runtime.callsite.CachingCallSite.cacheAndCall(CachingCallSite.java:326)\r\n        at org.jruby.runtime.callsite.CachingCallSite.call(CachingCallSite.java:170)\r\n        at classpath_3a_embulk.command.embulk.__file__(classpath:embulk\/command\/embulk.rb:47)\r\n        at classpath_3a_embulk.command.embulk.load(classpath:embulk\/command\/embulk.rb)\r\n        at org.jruby.Ruby.runScript(Ruby.java:866)\r\n        at org.jruby.Ruby.runScript(Ruby.java:859)\r\n        at org.jruby.Ruby.runNormally(Ruby.java:728)\r\n        at org.jruby.Ruby.runFromMain(Ruby.java:577)\r\n        at org.jruby.Main.doRunFromMain(Main.java:395)\r\n        at org.jruby.Main.internalRun(Main.java:290)\r\n        at org.jruby.Main.run(Main.java:217)\r\n        at org.jruby.Main.main(Main.java:197)\r\n        at org.embulk.cli.Main.main(Main.java:11)\r\n    Suppressed: org.embulk.plugin.PluginSourceNotMatchException: org.jruby.exceptions.RaiseException: (LoadError) load error: embulk\/parser\/apache-log -- java.lang.UnsupportedClassVersionError: org\/embulk\/parser\/ApacheLogParserPlugin : Unsupported major.minor version 52.0\r\n        at org.embulk.jruby.JRubyPluginSource.newPlugin(JRubyPluginSource.java:69)\r\n        at org.embulk.plugin.PluginManager.newPlugin(PluginManager.java:38)\r\n        at org.embulk.spi.ExecSession.newPlugin(ExecSession.java:166)\r\n        at org.embulk.spi.Exec.newPlugin(Exec.java:74)\r\n        at org.embulk.spi.FileInputRunner.newParserPlugin(FileInputRunner.java:56)\r\n        at org.embulk.spi.FileInputRunner$RunnerControl.&lt;init&gt;(FileInputRunner.java:100)\r\n        at org.embulk.spi.FileInputRunner.transaction(FileInputRunner.java:63)\r\n        at org.embulk.exec.BulkLoader.doRun(BulkLoader.java:480)\r\n        at org.embulk.exec.BulkLoader.access$100(BulkLoader.java:36)\r\n        at org.embulk.exec.BulkLoader$1.run(BulkLoader.java:342)\r\n        at org.embulk.exec.BulkLoader$1.run(BulkLoader.java:338)\r\n        at org.embulk.spi.Exec.doWith(Exec.java:25)\r\n        at org.embulk.exec.BulkLoader.run(BulkLoader.java:338)\r\n        at org.embulk.command.Runner.run(Runner.java:149)\r\n        at org.embulk.command.Runner.main(Runner.java:101)\r\n        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)\r\n        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)\r\n        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)\r\n        at java.lang.reflect.Method.invoke(Method.java:606)\r\n        at org.jruby.javasupport.JavaMethod.invokeDirectWithExceptionHandling(JavaMethod.java:470)\r\n        at org.jruby.javasupport.JavaMethod.invokeDirect(JavaMethod.java:328)\r\n        at org.jruby.java.invokers.InstanceMethodInvoker.call(InstanceMethodInvoker.java:71)\r\n        at org.jruby.runtime.callsite.CachingCallSite.cacheAndCall(CachingCallSite.java:346)\r\n        at org.jruby.runtime.callsite.CachingCallSite.call(CachingCallSite.java:204)\r\n        at org.jruby.ast.CallTwoArgNode.interpret(CallTwoArgNode.java:59)\r\n        at org.jruby.ast.NewlineNode.interpret(NewlineNode.java:105)\r\n        at org.jruby.ast.RescueNode.executeBody(RescueNode.java:221)\r\n        at org.jruby.ast.RescueNode.interpret(RescueNode.java:116)\r\n        at org.jruby.ast.BeginNode.interpret(BeginNode.java:83)\r\n        at org.jruby.ast.NewlineNode.interpret(NewlineNode.java:105)\r\n        at org.jruby.ast.BlockNode.interpret(BlockNode.java:71)\r\n        at org.jruby.ast.CaseNode.interpret(CaseNode.java:138)\r\n        at org.jruby.ast.NewlineNode.interpret(NewlineNode.java:105)\r\n        at org.jruby.ast.BlockNode.interpret(BlockNode.java:71)\r\n        at org.jruby.evaluator.ASTInterpreter.INTERPRET_METHOD(ASTInterpreter.java:74)\r\n        at org.jruby.internal.runtime.methods.InterpretedMethod.call(InterpretedMethod.java:182)\r\n        at org.jruby.internal.runtime.methods.DefaultMethod.call(DefaultMethod.java:203)\r\n        at org.jruby.runtime.callsite.CachingCallSite.cacheAndCall(CachingCallSite.java:326)\r\n        at org.jruby.runtime.callsite.CachingCallSite.call(CachingCallSite.java:170)\r\n        at classpath_3a_embulk.command.embulk.__file__(classpath:embulk\/command\/embulk.rb:47)\r\n        at classpath_3a_embulk.command.embulk.load(classpath:embulk\/command\/embulk.rb)\r\n        at org.jruby.Ruby.runScript(Ruby.java:866)\r\n        at org.jruby.Ruby.runScript(Ruby.java:859)\r\n        at org.jruby.Ruby.runNormally(Ruby.java:728)\r\n        at org.jruby.Ruby.runFromMain(Ruby.java:577)\r\n        at org.jruby.Main.doRunFromMain(Main.java:395)\r\n        at org.jruby.Main.internalRun(Main.java:290)\r\n        at org.jruby.Main.run(Main.java:217)\r\n        at org.jruby.Main.main(Main.java:197)\r\n        at org.embulk.cli.Main.main(Main.java:11)\r\n    Caused by: org.jruby.exceptions.RaiseException: (LoadError) load error: embulk\/parser\/apache-log -- java.lang.UnsupportedClassVersionError: org\/embulk\/parser\/ApacheLogParserPlugin : Unsupported major.minor version 52.0\r\n        at org.jruby.RubyKernel.require(org\/jruby\/RubyKernel.java:1071)\r\n        at Kernel.require(\/path\/to\/embulk\/bin\/embulk!\/META-INF\/jruby.home\/lib\/ruby\/shared\/rubygems\/core_ext\/kernel_require.rb:135)\r\n        at Kernel.require(\/path\/to\/embulk\/bin\/embulk!\/META-INF\/jruby.home\/lib\/ruby\/shared\/rubygems\/core_ext\/kernel_require.rb:133)\r\n        at Kernel.require(\/path\/to\/embulk\/bin\/embulk!\/META-INF\/jruby.home\/lib\/ruby\/shared\/rubygems\/core_ext\/kernel_require.rb:124)\r\n        at RUBY.require_and_show(file:\/path\/to\/embulk\/bin\/embulk!\/embulk\/plugin_registry.rb:79)\r\n        at RUBY.search(file:\/path\/to\/embulk\/bin\/embulk!\/embulk\/plugin_registry.rb:39)\r\n        at RUBY.lookup(file:\/path\/to\/embulk\/bin\/embulk!\/embulk\/plugin_registry.rb:26)\r\n        at RUBY.lookup(file:\/path\/to\/embulk\/bin\/embulk!\/embulk\/plugin.rb:196)\r\n        at RUBY.new_java_parser(file:\/path\/to\/embulk\/bin\/embulk!\/embulk\/plugin.rb:166)\r\n        at RUBY.new_java_parser(\/path\/to\/embulk\/bin\/embulk!\/META-INF\/jruby.home\/lib\/ruby\/1.9\/forwardable.rb:201)\r\n        at RUBY.run(file:\/path\/to\/embulk\/bin\/embulk!\/embulk\/command\/embulk_run.rb:351)\r\n        at classpath_3a_embulk.command.embulk.(root)(classpath:embulk\/command\/embulk.rb:47)\r\n\r\nError: ParserPlugin 'apache-log' is not found.\r\n(LoadError) load error: embulk\/parser\/apache-log -- java.lang.UnsupportedClassVersionError: org\/embulk\/parser\/ApacheLogParserPlugin : Unsupported major.minor version 52.0\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u603b\u7ed3 embulk\u672c\u4f53\u306fJava7\u3067\u52d5\u4f5c\u3059\u308b\u3088\u3046\u306b\u4f5c\u3089\u308c\u3066\u3044\u308b\u3088\u3046\u3067\u3059 &nbsp; embulk\u306e\u5404\u30d7\u30e9\u30b0\u30a4 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