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class file for java.lang.annotation.Repeatable not found



Asked on May 16, 2015
Hi I am creating spring application using @Value with @PropertySource and with java configuration.  I am using Spring 4, Java 7 with Tomcat 8. While gradle compiling I am getting warning.

org.springframework\spring-context\4.1.6.RELEASE\15f0b22bf89ed468badbc4eec759af2b916d33e4\spring-context-4.1.6.
RELEASE.jar(org/springframework/context/annotation/PropertySource.class): warnin
g: Cannot find annotation method 'value()' in type 'Repeatable': class file for
java.lang.annotation.Repeatable not found
1 warning


And starting tomcat server getting error log as follows

15:50:26.309 [localhost-startStop-1] DEBUG o.s.c.t.c.AnnotationAttributesReadingVisitor - Failed to class-load type while reading annotation metadata. This is a non-fatal error, but certain annotation metadata may be unavailable.
java.lang.ClassNotFoundException: java.lang.annotation.Repeatable
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1320) ~[catalina.jar:8.0.12]
at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1173) ~[catalina.jar:8.0.12]
at org.springframework.core.type.classreading.RecursiveAnnotationAttributesVisitor.visitEnd(RecursiveAnnotationAttributesVisitor.java:47) ~[RecursiveAnnotationAttributesVisitor.class:4.1.6.RELEASE]
at org.springframework.asm.ClassReader.readAnnotationValues(ClassReader.java:1802) [ClassReader.class:4.1.6.RELEASE]
at org.springframework.asm.ClassReader.accept(ClassReader.java:642) [ClassReader.class:4.1.6.RELEASE]
at org.springframework.asm.ClassReader.accept(ClassReader.java:508) [ClassReader.class:4.1.6.RELEASE]
at org.springframework.core.type.classreading.SimpleMetadataReader.<init>(SimpleMetadataReader.java:64) [SimpleMetadataReader.class:4.1.6.RELEASE]
at org.springframework.core.type.classreading.SimpleMetadataReaderFactory.getMetadataReader(SimpleMetadataReaderFactory.java:98) [SimpleMetadataReaderFactory.class:4.1.6.RELEASE]





Replied on May 16, 2015
java.lang.annotation.Repeatable has been introduced in Java 8 which is used by Spring 4. As you are using Java 7,  so this warning. If you do not want to see this warning, use Java 8.


Replied on May 16, 2015
Got it thanks.

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