Package com.puppycrawl.tools.checkstyle

Class PropertiesExpander

java.lang.Object

com.puppycrawl.tools.checkstyle.PropertiesExpander

All Implemented Interfaces:

PropertyResolver

public final class PropertiesExpander
extends Object
implements PropertyResolver

Resolves external properties from an underlying Properties object.

Field Summary

Fields

Modifier and Type	Field	Description
private final Map<String,String>	values	The underlying values.

Constructor Summary

Constructors

Constructor	Description
PropertiesExpander(Properties properties)	Creates a new PropertiesExpander.

Method Summary

Modifier and Type	Method	Description
String	resolve(String name)	Resolves a property name to its value.

Methods inherited from class java.lang.Object

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

Field Details

values

private final Map<String,String> values

The underlying values.

Constructor Details

PropertiesExpander

public PropertiesExpander(Properties properties)

Creates a new PropertiesExpander.

Parameters:

properties - the underlying properties to use for property resolution.

Throws:

IllegalArgumentException - when properties argument is null

Method Details

resolve

public String resolve(String name)

Description copied from interface: PropertyResolver

Resolves a property name to its value.

Specified by:

resolve in interface PropertyResolver

Parameters:

name - the name of the property.

Returns:

the value that is associated with propertyName.