Package edu.suffolk.litlab.efspserver

Class StdLib

java.lang.Object

edu.suffolk.litlab.efspserver.StdLib

public class StdLib
extends Object

Things that really should just be in the standard lib.

Constructor Summary

Constructors

Constructor	Description
StdLib()

Method Summary

Modifier and Type	Method	Description
static void	closeQuitely(XMLStreamReader xsr)	A way to close a stream without throwing another checked exception, which avoids having to read lots of nested try-catch blocks in business code.
static boolean	exists(String val)	A simple check to make sure something isn't null or blank.
static Optional<String>	GetEnv(String envVarName)	Quick wrapper to get an env var as an optional.
static String	strFromException(Exception ex)	Adds the stack trace to an exception.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

StdLib

public StdLib()

Method Details

strFromException

public static String strFromException(Exception ex)

Adds the stack trace to an exception. Default exception strings don't contain enough info to track down errors.

GetEnv

public static Optional<String> GetEnv(String envVarName)

Quick wrapper to get an env var as an optional.

exists

public static boolean exists(String val)

A simple check to make sure something isn't null or blank. Used in a lot of places.

closeQuitely

public static void closeQuitely(XMLStreamReader xsr)

A way to close a stream without throwing another checked exception, which avoids having to read lots of nested try-catch blocks in business code.