我正在构建一个应用程序,使用Spark进行基于随机森林的分类。在尝试运行此程序时,我从以下代码行得到一个异常:StringIndexerModel labelIndexer = new StringIndexer().setInputCol("label").setOutputCol("indexedLabel").fit(data);
看起来代码以某种方式达到了Janino版本2.7.8,尽管我知道我需要3.0.7。我不知道如何正确设置依赖关系,以便强制构建使用正确的版本。它似乎总是尝试使用2.7.8。
有没有可能我需要清理缓存?
下面是来自gradle dependencies的代码:
+--- org.codehaus.janino:janino:3.0.7 -> 2.7.8
| +--- org.codehaus.janino:commons-compiler:3.0.7Gradle部分定义了依赖关系:
dependencies {
compile('org.apache.hadoop:hadoop-mapreduce-client-core:2.7.2') { force = true }
compile('org.apache.hadoop:hadoop-common:2.7.2') { force = true }
// https://mvnrepository.com/artifact/org.codehaus.janino/janino
compile (group: 'org.codehaus.janino', name: 'janino', version: '3.0.7') {
force = true
exclude group: 'org.codehaus.janino', module: 'commons-compiler'
}
// https://mvnrepository.com/artifact/org.codehaus.janino/commons-compiler
compile (group: 'org.codehaus.janino', name: 'commons-compiler', version: '3.0.7') {
force = true
exclude group: 'org.codehaus.janino', module: 'janino'
}
// https://mvnrepository.com/artifact/org.apache.spark/spark-sql_2.11
compile (group: 'org.apache.spark', name: 'spark-sql_2.11', version: '2.2.0') {
exclude group: 'org.codehaus.janino', module: 'janino'
exclude group: 'org.codehaus.janino', module: 'commons-compiler'
}
// https://mvnrepository.com/artifact/org.apache.spark/spark-core_2.11
compile (group: 'org.apache.spark', name: 'spark-core_2.11', version: '2.2.0') {
exclude group: 'org.codehaus.janino', module: 'janino'
exclude group: 'org.codehaus.janino', module: 'commons-compiler'
}
// https://mvnrepository.com/artifact/org.apache.spark/spark-mllib_2.11
compile (group: 'org.apache.spark', name: 'spark-mllib_2.11', version: '2.2.0') {
exclude group: 'org.codehaus.janino', module: 'janino'
exclude group: 'org.codehaus.janino', module: 'commons-compiler'
}
// https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-databind
runtime group: 'com.fasterxml.jackson.core', name: 'jackson-databind', version: '2.6.5'
// https://mvnrepository.com/artifact/com.fasterxml.jackson.module/jackson-module-scala_2.11
runtime group: 'com.fasterxml.jackson.module', name: 'jackson-module-scala_2.11', version: '2.6.5'
compile group: 'com.google.code.gson', name: 'gson', version: '2.8.1'
compile group: 'org.apache.logging.log4j', name: 'log4j-api', version: '2.4.1'
compile group: 'org.apache.logging.log4j', name: 'log4j-core', version: '2.4.1'
testCompile 'org.testng:testng:6.9.4'
testCompile 'org.mockito:mockito-core:1.10.19'
}例外情况是:
Exception in thread "main" java.lang.NoSuchMethodError: org.codehaus.commons.compiler.Location.<init>(Ljava/lang/String;SS)V
at org.codehaus.janino.Scanner.location(Scanner.java:261)
at org.codehaus.janino.Parser.location(Parser.java:2742)
at org.codehaus.janino.Parser.parseImportDeclarationBody(Parser.java:209)
at org.codehaus.janino.ClassBodyEvaluator.makeCompilationUnit(ClassBodyEvaluator.java:255)
at org.codehaus.janino.ClassBodyEvaluator.cook(ClassBodyEvaluator.java:222)
at org.codehaus.janino.SimpleCompiler.cook(SimpleCompiler.java:192)
at org.codehaus.commons.compiler.Cookable.cook(Cookable.java:80)
at org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$.org$apache$spark$sql$catalyst$expressions$codegen$CodeGenerator$$doCompile(CodeGenerator.scala:960)
at org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$$anon$1.load(CodeGenerator.scala:1027)
at org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$$anon$1.load(CodeGenerator.scala:1024)
at org.spark_project.guava.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3599)
at org.spark_project.guava.cache.LocalCache$Segment.loadSync(LocalCache.java:2379)
at org.spark_project.guava.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2342)
at org.spark_project.guava.cache.LocalCache$Segment.get(LocalCache.java:2257)
at org.spark_project.guava.cache.LocalCache.get(LocalCache.java:4000)
at org.spark_project.guava.cache.LocalCache.getOrLoad(LocalCache.java:4004)
at org.spark_project.guava.cache.LocalCache$LocalLoadingCache.get(LocalCache.java:4874)
at org.apache.spark.sql.catalyst.expressions.codegen.CodeGenerator$.compile(CodeGenerator.scala:906)
at org.apache.spark.sql.execution.WholeStageCodegenExec.doExecute(WholeStageCodegenExec.scala:375)
at org.apache.spark.sql.execution.SparkPlan$$anonfun$execute$1.apply(SparkPlan.scala:117)
at org.apache.spark.sql.execution.SparkPlan$$anonfun$execute$1.apply(SparkPlan.scala:117)
at org.apache.spark.sql.execution.SparkPlan$$anonfun$executeQuery$1.apply(SparkPlan.scala:138)
at org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:151)
at org.apache.spark.sql.execution.SparkPlan.executeQuery(SparkPlan.scala:135)
at org.apache.spark.sql.execution.SparkPlan.execute(SparkPlan.scala:116)
at org.apache.spark.sql.execution.DeserializeToObjectExec.doExecute(objects.scala:95)
at org.apache.spark.sql.execution.SparkPlan$$anonfun$execute$1.apply(SparkPlan.scala:117)
at org.apache.spark.sql.execution.SparkPlan$$anonfun$execute$1.apply(SparkPlan.scala:117)
at org.apache.spark.sql.execution.SparkPlan$$anonfun$executeQuery$1.apply(SparkPlan.scala:138)
at org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:151)
at org.apache.spark.sql.execution.SparkPlan.executeQuery(SparkPlan.scala:135)
at org.apache.spark.sql.execution.SparkPlan.execute(SparkPlan.scala:116)
at org.apache.spark.sql.execution.QueryExecution.toRdd$lzycompute(QueryExecution.scala:92)
at org.apache.spark.sql.execution.QueryExecution.toRdd(QueryExecution.scala:92)
at org.apache.spark.sql.Dataset.rdd$lzycompute(Dataset.scala:2581)
at org.apache.spark.sql.Dataset.rdd(Dataset.scala:2578)
at org.apache.spark.ml.feature.StringIndexer.fit(StringIndexer.scala:111)发布于 2018-05-27 02:58:50
与Zobayer Hasan的回答类似,我还需要将org.codehaus.janino:commons-compiler更新到版本3.0.8。
在我的例子中,我只使用了org.apache.spark:spark-sql_2.11,但我发现它依赖于org.codehaus.janino:janino版本3.0.8和org.codehaus.janino:commons-compiler版本3.0.0。我可以在不使用exclusions的情况下,将3.0.8版的commons-compiler添加到Maven的dependencyManagement中,从而解决了我的问题
<dependencyManagement>
<dependencies>
<dependency>
<groupId>org.codehaus.janino</groupId>
<artifactId>commons-compiler</artifactId>
<version>3.0.8</version>
</dependency>
</dependencies>
</dependencyManagement>发布于 2018-01-30 18:05:23
也许你已经解决了这个问题,我今天也遇到了同样的错误。然而,我不明白你为什么要做这些排除,它们在我看来是不正确的:
// https://mvnrepository.com/artifact/org.codehaus.janino/janino
compile (group: 'org.codehaus.janino', name: 'janino', version: '3.0.7') {
force = true
exclude group: 'org.codehaus.janino', module: 'commons-compiler'
}
// https://mvnrepository.com/artifact/org.codehaus.janino/commons-compiler
compile (group: 'org.codehaus.janino', name: 'commons-compiler', version: '3.0.7') {
force = true
exclude group: 'org.codehaus.janino', module: 'janino'
}我们只需要从org.apache.spark:spark-mllib_2.11中排除org.codehaus.janino:commons-compiler (其他spark依赖项已经作为mllib的传递依赖项存在,不需要添加它们或从它们中单独排除通用编译器),然后再包含org.codehaus.janino:commons-compiler:3.0.7。
这是一个工作项目中的依赖项块。我的项目是使用Maven构建的,但我相信任何人都可以将其转换为Gradle等效项。
<!--Spark Libraries-->
<dependency>
<groupId>org.apache.spark</groupId>
<artifactId>spark-core_2.11</artifactId>
<version>${spark.version}</version>
<scope>provided</scope>
<!--Dropping Logger Dependencies-->
<exclusions>
<exclusion>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-log4j12</artifactId>
</exclusion>
<exclusion>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.apache.spark</groupId>
<artifactId>spark-mllib_2.11</artifactId>
<version>${spark.version}</version>
<scope>provided</scope>
<!--Dropping commons-compiler-->
<exclusions>
<exclusion>
<groupId>org.codehaus.janino</groupId>
<artifactId>commons-compiler</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.codehaus.janino</groupId>
<artifactId>commons-compiler</artifactId>
<version>3.0.8</version>
</dependency>注意: commons-compiler 2.7.8在我使用spring boot发布版本和Elasticsearch 2.4时也工作得很好。在我们升级到spring boot里程碑版本2.0.0.M7和Elasticsearch 5.6之后,我们只需要升级到3.0.8。
发布于 2017-09-25 17:35:28
下面的技巧帮了我很多次:
System.out.println(TheGhostClass.class.getProtectionDomain().getCodeSource().getLocation());其中,在您的例子中是TheGhostClass (org.codehaus.commons.compiler.Location )是可能“丢失”的类,因为您的程序使用的是同一个库的较早版本的偏好。当客户端软件被部署到一个占主导地位的容器中,并配备了自己的类加载器和大量最受欢迎的库的旧版本时,这种情况最常见。
https://stackoverflow.com/questions/46401354
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