gov.nasa.pds.harvest.util
Class Utility

java.lang.Object
  gov.nasa.pds.harvest.util.Utility

public class Utility
extends Object

Utility class.

Constructor Summary

Utility()

Method Summary

static String	getDateTime() Get the current date time.
static List<String>	resolveEnvVars(List<String> strings) Returns list of strings with environment variable references expanded.
static String	resolveEnvVars(String string) Returns given string with environment variable references expanded.
static URL	toURL(String s) Convert a string to a URL.
static String	toWellFormedURI(String s) Convert a string to a URI.
static String	toXML(Association association) Convert the Association into an XML.
static String	toXML(ExtrinsicObject extrinsic) Convert the ExtrinsicObject into an XML.

Methods inherited from class java.lang.Object

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

Constructor Detail

Utility

public Utility()

Method Detail

toURL

public static URL toURL(String s)
                 throws MalformedURLException

Convert a string to a URL.

Parameters:

s - The string to convert

Returns:

A URL of the input string

Throws:

MalformedURLException

toWellFormedURI

public static String toWellFormedURI(String s)

Convert a string to a URI.

Parameters:

s - The string to convert.

Returns:

A well-formed URI.

getDateTime

public static String getDateTime()

Get the current date time.

Returns:

A date time.

toXML

public static String toXML(ExtrinsicObject extrinsic)
                    throws JAXBException

Convert the ExtrinsicObject into an XML.

Parameters:

extrinsic - The ExtrinsicObject.

Returns:

The XML representation of the given ExtrinsicObject.

Throws:

JAXBException - If there was an error marshalling the given object.

toXML

public static String toXML(Association association)
                    throws JAXBException

Convert the Association into an XML.

Parameters:

association - The Association.

Returns:

The XML representation of the given Association.

Throws:

JAXBException - If there was an error marshalling the given association.

resolveEnvVars

public static String resolveEnvVars(String string)

Returns given string with environment variable references expanded. e.g. $HOME or ${HOME}.

Parameters:

string - The string to expand.

Returns:

The expanded string or the original string if no environment variables were expanded.

resolveEnvVars

public static List<String> resolveEnvVars(List<String> strings)

Returns list of strings with environment variable references expanded. e.g. $HOME or ${HOME}

Parameters:

strings - A list of strings to expand.

Returns:

A list of expanded strings or the original strings if no environment variables were expanded.