[JAVA][BUG] Do not use valueOf for numeric types for generating inner enums Current Master #613

Job	Run time
Build JAX-RS (samples/server/petstore/jaxrs-spec)	29s
Build JAX-RS (samples/server/petstore/jaxrs/jersey2-useTags)	37s
Build JAX-RS (samples/server/petstore/jaxrs-spec-interface)	31s
Build JAX-RS (samples/server/petstore/jaxrs-jersey)	30s
Build JAX-RS (samples/server/petstore/jaxrs-spec-interface-response)	31s
Build JAX-RS (samples/server/petstore/jaxrs/jersey2)	44s
Build JAX-RS (samples/server/petstore/jaxrs-spec)	32s
Build JAX-RS (samples/server/petstore/jaxrs-jersey)	37s
Build JAX-RS (samples/server/petstore/jaxrs-spec-interface)	27s
Build JAX-RS (samples/server/petstore/jaxrs-spec-interface-response)	36s
Build JAX-RS (samples/server/petstore/jaxrs-datelib-j8)	32s
Build JAX-RS (samples/server/petstore/jaxrs-resteasy/eap)	32s
Build JAX-RS (samples/server/petstore/jaxrs-resteasy/default)	32s
Build JAX-RS (samples/server/petstore/jaxrs-cxf-annotated-base-path)	51s
Build JAX-RS (samples/server/petstore/jaxrs-cxf-non-spring-app)	41s
Build JAX-RS (samples/server/petstore/jaxrs-resteasy/eap-joda)	35s
Build JAX-RS (samples/server/petstore/jaxrs-resteasy/joda)	52s
Build JAX-RS (samples/server/petstore/jaxrs-spec-microprofile-openapi-annotations)	41s
Build JAX-RS (samples/server/petstore/jaxrs-cxf-cdi)	34s
Build JAX-RS (samples/server/petstore/jaxrs-cxf)	43s
Build JAX-RS (samples/server/petstore/jaxrs-resteasy/eap-java8)	31s
	12m 38s

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