Package org.robolectric.shadows

Class ResourceHelper

java.lang.Object

org.robolectric.shadows.ResourceHelper

public final class ResourceHelper
extends Object

Helper class to provide various conversion method used in handling android resources.

Constructor Summary

Constructors

Constructor	Description
ResourceHelper()

Method Summary

Modifier and Type	Method	Description
static int	getColor(String value)	Returns the color value represented by the given string value
static int	getColorType(String value)	Returns the TypedValue color type represented by the given string value
static int	getInternalResourceId(String idName)
static TypedValue	getValue(String attribute, String value, boolean requireUnit)	Returns the raw value from the given attribute float-type value string.
static boolean	parseFloatAttribute(String attribute, String value, TypedValue outValue, boolean requireUnit)	Parse a float attribute and return the parsed value into a given TypedValue.

Methods inherited from class java.lang.Object

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

Constructor Details

ResourceHelper

public ResourceHelper()

Method Details

getColor

public static int getColor(String value)

Returns the color value represented by the given string value

Parameters:

value - the color value

Returns:

the color as an int

Throws:

NumberFormatException - if the conversion failed.

getColorType

public static int getColorType(String value)

Returns the TypedValue color type represented by the given string value

Parameters:

value - the color value

Returns:

the color as an int. For backwards compatibility, will return a default of ARGB8 if value format is unrecognized.

getInternalResourceId

public static int getInternalResourceId(String idName)

getValue

public static TypedValue getValue(String attribute,
 String value,
 boolean requireUnit)

Returns the raw value from the given attribute float-type value string. This object is only valid until the next call on to ResourceHelper.

Parameters:

attribute - Attribute name.

value - Attribute value.

requireUnit - whether the value is expected to contain a unit.

Returns:

The typed value.

parseFloatAttribute

public static boolean parseFloatAttribute(String attribute,
 String value,
 TypedValue outValue,
 boolean requireUnit)

Parse a float attribute and return the parsed value into a given TypedValue.

Parameters:

attribute - the name of the attribute. Can be null if requireUnit is false.

value - the string value of the attribute

outValue - the TypedValue to receive the parsed value

requireUnit - whether the value is expected to contain a unit.

Returns:

true if success.