com.google.gwt.safecss.shared

Class SafeStylesHostedModeUtils

java.lang.Object

com.google.gwt.safecss.shared.SafeStylesHostedModeUtils

public class SafeStylesHostedModeUtils
extends Object

SafeStyles utilities whose implementation differs between Development and Production Mode.

This class has a super-source peer that provides the Production Mode implementation.

Do not use this class - it is used for implementation only, and its methods may change in the future.

Field Summary

Fields

Modifier and Type	Field and Description
static String	FORCE_CHECK_VALID_STYLES Name of system property that if set, enables checks in server-side code (even if assertions are disabled).

Constructor Summary

Constructors

Constructor and Description
SafeStylesHostedModeUtils()

Method Summary

Methods

Modifier and Type	Method and Description
static String	isValidStyleName(String name) Check if the specified style property name is valid.
static String	isValidStyleValue(String value) Check if the specified style property value is valid.
static void	maybeCheckValidStyleName(String name) Checks if the provided string is a valid style property name.
static void	maybeCheckValidStyleValue(String value) Checks if the provided string is a valid style property value.
static void	setForceCheckValidStyle(boolean check) Sets a global flag that controls whether or not maybeCheckValidStyleName(String) and maybeCheckValidStyleValue(String) should perform their checks in a server-side environment.

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, toString

Field Detail

FORCE_CHECK_VALID_STYLES

public static final String FORCE_CHECK_VALID_STYLES

Name of system property that if set, enables checks in server-side code (even if assertions are disabled).

See Also:

Constant Field Values

Constructor Detail

SafeStylesHostedModeUtils

public SafeStylesHostedModeUtils()

Method Detail

isValidStyleName

public static String isValidStyleName(String name)

Check if the specified style property name is valid.

NOTE: This method does NOT guarantee the safety of a style name. It looks for common errors, but does not check for every possible error. It is intended to help validate a string that the user has already asserted is safe.

Parameters:

name - the name to check

Returns:

null if valid, an error string if not

See Also:

CSS 2.1 identifiers

isValidStyleValue

public static String isValidStyleValue(String value)

Check if the specified style property value is valid.

NOTE: This method does NOT guarantee the safety of a style value. It looks for common errors, but does not check for every possible error. It is intended to help validate a string that the user has already asserted is safe.

Parameters:

value - the value to check

Returns:

null if valid, an error string if not

See Also:

CSS 2.1 declarations and properties

maybeCheckValidStyleName

public static void maybeCheckValidStyleName(String name)

Checks if the provided string is a valid style property name.

Parameters:

name - the style name

See Also:

CSS 2.1 identifiers

maybeCheckValidStyleValue

public static void maybeCheckValidStyleValue(String value)

Checks if the provided string is a valid style property value.

Parameters:

value - the style value

See Also:

CSS 2.1 declarations and properties

setForceCheckValidStyle

public static void setForceCheckValidStyle(boolean check)

Sets a global flag that controls whether or not maybeCheckValidStyleName(String) and maybeCheckValidStyleValue(String) should perform their checks in a server-side environment.

Parameters:

check - if true, perform server-side checks.