public final class SystemUtils extends Object
System utility. 1)VM options(-D即为define):java -Dkey=value -jar app.jar 2)Program arguments,即main方法的args[]:java -jar app.jar --server.port=8080
SystemUtils()
static String
getConfig(String name)
getConfig(String name, String defaultValue)
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
public SystemUtils()
public static String getConfig(String name)
public static String getConfig(String name, String defaultValue)
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