com.dtolabs.utils

Class PropertiesUtil

java.lang.Object

com.dtolabs.utils.PropertiesUtil

public class PropertiesUtil
extends java.lang.Object

PropertiesUtil provides some utility methods for Properties.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	PropertiesUtil.Adder Adder represents an object that can have properties added to it.
static class	PropertiesUtil.PrefixAdder A Adder that adds new properties to the input Properties object using a given prefix to prepend to the name of all new properties.
static class	PropertiesUtil.PrefixProducer A Producer that given an input set of properties and a specific prefix, produces another set of properties from all input properties that have that prefix and removes the prefix.
static interface	PropertiesUtil.Producer Reader represents an object that can produce Properties.

Constructor Summary

Constructors

Constructor and Description
PropertiesUtil()

Method Summary

Methods

Modifier and Type	Method and Description
static java.util.Collection	listPropertiesWithPrefix(java.util.Properties props, java.lang.String prefix) Returns a Collection of all property values that have keys with a certain prefix.
static java.util.Properties	propertiesFromString(java.lang.String propString) Convert a String into a Properties object
static java.lang.String	stringFromProperties(java.util.Properties props) Returns the Properties formatted as a String

Methods inherited from class java.lang.Object

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

Constructor Detail

PropertiesUtil

public PropertiesUtil()

Method Detail

stringFromProperties

public static java.lang.String stringFromProperties(java.util.Properties props)
                                             throws java.io.IOException

Returns the Properties formatted as a String

Parameters:

props - properties

Returns:

String format from the Properties

Throws:

java.io.IOException - if an error occurs

propertiesFromString

public static java.util.Properties propertiesFromString(java.lang.String propString)
                                                 throws java.io.IOException

Convert a String into a Properties object

Parameters:

propString - properties string

Returns:

properties

Throws:

java.io.IOException - if an error occurs

listPropertiesWithPrefix

public static java.util.Collection listPropertiesWithPrefix(java.util.Properties props,
                                            java.lang.String prefix)

Returns a Collection of all property values that have keys with a certain prefix.

Parameters:

props - the Properties to reaqd

prefix - the prefix

Returns:

Collection of all property values with keys with a certain prefix