Package org.conical.common.bbl.util

Class PropertyMapLoader

java.lang.Object

org.conical.common.bbl.util.PropertyMapLoader

public class PropertyMapLoader
extends Object

Provides static methods related to reading and validating values read from a resource bundle

Author:

rdoherty

Constructor Summary

Constructors

Constructor	Description
PropertyMapLoader()

Method Summary

Modifier and Type	Method	Description
static <T extends Enum<?>> Map<T,String>	loadEnumProperties(String resourceName, Class<T> enumClass)	Loads properties from a resource which are defined by the values of an enum.
static Map<String,String>	loadProperties(String resourceBundleName)	Finds and reads the file with the given bundle name and loads properties into a key-value map, which it returns
static boolean	requiredPropertiesPresent(Map<String,String> map, String... propKeys)	Checks map for a list of required properties (sent in by key name).

Methods inherited from class java.lang.Object

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

Constructor Details

PropertyMapLoader

public PropertyMapLoader()

Method Details

loadProperties

public static Map<String,String> loadProperties(String resourceBundleName)

Finds and reads the file with the given bundle name and loads properties into a key-value map, which it returns

Parameters:

resourceBundleName - bundle name

Returns:

map of properties

requiredPropertiesPresent

public static boolean requiredPropertiesPresent(Map<String,String> map,
 String... propKeys)

Checks map for a list of required properties (sent in by key name).

Parameters:

map - map of properties to check

propKeys - array of keys to look for

Returns:

true if all properties listed exist and are non-null, else false

loadEnumProperties

public static <T extends Enum<?>> Map<T,String> loadEnumProperties(String resourceName,
 Class<T> enumClass)

Loads properties from a resource which are defined by the values of an enum. If not all properties in the enum can be found, or the resource cannot be read, a runtime exception is thrown.

Parameters:

resourceName - name of the resource

enumClass - class of enum defining the property names

Returns:

map from enum values to property values