[zanata/zanata-server] a48bcd: refactor and add more test

[GitHub]

  Branch: refs/heads/replace-seam-security
  Home:   https://github.com/zanata/zanata-server
  Commit: a48bcd7ee0762a996cf822e644e515911d52626c
      https://github.com/zanata/zanata-server/commit/a48bcd7ee0762a996cf822e644e515911d52626c
  Author: Patrick Huang <pahuang at redhat.com>
  Date:   2015-07-31 (Fri, 31 Jul 2015)

  Changed paths:
    M zanata-war/src/main/java/org/zanata/action/ValidateEmailAction.java
    M zanata-war/src/main/java/org/zanata/action/ZanataRoleAction.java
    M zanata-war/src/main/java/org/zanata/action/ZanataUserSearch.java
    M zanata-war/src/main/java/org/zanata/security/annotations/CheckPermission.java
    M zanata-war/src/test/java/org/zanata/security/ZanataIdentityTest.java

  Log Message:
  -----------
  refactor and add more test