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 org.drools.RuntimeDroolsException: Unable to load dialect 'org.drools.rule.builder.dialect.java.JavaDialectConfiguration:java'
 at org.droolspiler.PackageBuilderConfiguration.addDialect(PackageBuilderConfiguration.java:160)
 at org.droolspiler.PackageBuilderConfiguration.buildDialectConfigurationMap(PackageBuilderConfiguration.java:146)
 at org.droolspiler.PackageBuilderConfiguration.init(PackageBuilderConfiguration.java:121)
 at org.droolspiler.PackageBuilderConfiguration.<init>(PackageBuilderConfiguration.java:98)
 at org.droolspiler.PackageBuilder.<init>(PackageBuilder.java:124)
 at org.droolspiler.PackageBuilder.<init>(PackageBuilder.java:86)
 at com.sample.DroolsTest.readRule(DroolsTest.java:50)
 at com.sample.DroolsTest.main(DroolsTest.java:21)
Caused by: java.lang.RuntimeException: The Eclipse JDT Core jar is not in the classpath
 at org.drools.rule.builder.dialect.java.JavaDialectConfiguration.setCompiler(JavaDialectConfiguration.java:91)
 at org.drools.rule.builder.dialect.java.JavaDialectConfiguration.init(JavaDialectConfiguration.java:52)
 at org.droolspiler.PackageBuilderConfiguration.addDialect(PackageBuilderConfiguration.java:156)
 ... 7 more
原因是缺少jar包org.eclipse.jdt.core_3.4.4.v_894_R34x.jar

eclipse目录下取到添加进去即可

本文标签: 报错信息Drools