Failed to compile container's child leaf node with enum type when they have the same name

1.Yang file :

container apple {

leaf apple {

type enumeration {
enum red

{ value 0 ; }

enum green

{ value 1 ; }

}
}
}

2. Compiling error:
[ERROR] /home/workspace/code/bier-c/common/models/ietf-multicast-information-2016-10-28/target/generated-sources/mdsal-binding/org/opendaylight/yang/gen/v1/urn/yang/test/container/leaf/same/test/rev170425/Apple.java:[87,88] cannot find symbol
[ERROR] symbol: class Apple
[ERROR] location: interface org.opendaylight.yang.gen.v1.urn.yang.test.container.leaf.same.test.rev170425.Apple
[ERROR] /home/workspace/code/bier-c/common/models/ietf-multicast-information-2016-10-28/target/generated-sources/mdsal-binding/org/opendaylight/yang/gen/v1/urn/yang/test/container/leaf/same/test/rev170425/Apple.java:[30,12] interface org.opendaylight.yang.gen.v1.urn.yang.test.container.leaf.same.test.rev170425.Apple is already defined in package