1 package com.google.auth.oauth2; 2 3 import java.io.Serializable; 4 5 /** Represents the default system environment provider. */ 6 class SystemEnvironmentProvider implements EnvironmentProvider, Serializable { 7 static final SystemEnvironmentProvider INSTANCE = new SystemEnvironmentProvider(); 8 private static final long serialVersionUID = -4698164985883575244L; 9 SystemEnvironmentProvider()10 private SystemEnvironmentProvider() {} 11 12 @Override getEnv(String name)13 public String getEnv(String name) { 14 return System.getenv(name); 15 } 16 getInstance()17 public static SystemEnvironmentProvider getInstance() { 18 return INSTANCE; 19 } 20 } 21