Build break with JVM IBM JAVA

The build failed with JVM IBM JAVA : Java version: 1.7.0, vendor: IBM Corporation
[INFO] 30 errors
[INFO] -------------------------------------------------------------
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary:
[INFO]
[INFO] gateway ........................................... SUCCESS [ 0.510 s]
[INFO] gateway-test-utils ................................ SUCCESS [ 1.631 s]
[INFO] gateway-i18n ...................................... SUCCESS [ 0.290 s]
[INFO] gateway-util-common ............................... SUCCESS [ 0.566 s]
[INFO] gateway-util-launcher ............................. SUCCESS [ 0.190 s]
[INFO] gateway-util-urltemplate .......................... SUCCESS [ 0.345 s]
[INFO] gateway-test-ldap ................................. SUCCESS [ 0.349 s]
[INFO] gateway-test-ldap-launcher ........................ SUCCESS [ 0.030 s]
[INFO] gateway-i18n-logging-log4j ........................ SUCCESS [ 0.064 s]
[INFO] gateway-i18n-logging-sl4j ......................... SUCCESS [ 0.060 s]
[INFO] gateway-spi ....................................... FAILURE [ 0.701 s]
...
[ERROR] COMPILATION ERROR :
[INFO] -------------------------------------------------------------
[ERROR] /home/pascal/release/ibmsoe/knox/gateway-spi/src/main/java/org/apache/hadoop/gateway/services/security/impl/BaseKeystoreService.java:[88,9] cannot find symbol
symbol: class X509CertInfo
...

On /home/pascal/release/ibmsoe/knox/gateway-spi/src/main/java/org/apache/hadoop/gateway/services/security/impl/BaseKeystoreService.java

import sun.security.x509.*; is not available with the JVM IBM JAVA