public void setRoleArn(String roleArn) {
        this.roleArn = roleArn;
    }
<p>
The Amazon Resource Name (ARN) of the role to assume.
</p>

@param roleArn
       The Amazon Resource Name (ARN) of the role to assume.
aws-java-sdk-core/src/main/java/com/amazonaws/auth/profile/internal/securitytoken/RoleInfo.java