Package org.htmlunit.cssparser.util

Class ParserUtils

java.lang.Object

org.htmlunit.cssparser.util.ParserUtils

public final class ParserUtils
extends Object

Util methods.

Author:

Ronald Brill

Field Summary

Fields

Modifier and Type	Field	Description
static int	HASH_OFFSET	HASH_OFFSET = 37.
static int	HASH_SEED	HASH_SEED = 17.

Method Summary

Modifier and Type	Method	Description
static boolean	equals(Object obj1, Object obj2)
static int	hashCode(int seed, boolean b)
static int	hashCode(int seed, int hashcode)
static int	hashCode(int seed, Object obj)
static String	trimBy(StringBuilder s, int left, int right)	Remove the given number of chars from start and end.
static String	trimUrl(StringBuilder s)	Helper that removes the leading "url(", the trailing ")" and surrounding quotes from the given string builder.

Methods inherited from class java.lang.Object

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

Field Detail

HASH_SEED

public static final int HASH_SEED

HASH_SEED = 17.

See Also:

Constant Field Values

HASH_OFFSET

public static final int HASH_OFFSET

HASH_OFFSET = 37.

See Also:

Constant Field Values

Method Detail

hashCode

public static int hashCode(int seed,
                           int hashcode)

Parameters:

seed - the seed to be used

hashcode - the hashcode to be used as input

Returns:

a hash code calculated based on a given one.

hashCode

public static int hashCode(int seed,
                           boolean b)

Parameters:

seed - the seed to be used

b - the boolean to be used as input

Returns:

a hash code calculated based on a given boolean.

hashCode

public static int hashCode(int seed,
                           Object obj)

Parameters:

seed - the seed to be used

obj - the object to be used as input

Returns:

a hash code calculated based on a given object.

equals

public static boolean equals(Object obj1,
                             Object obj2)

Parameters:

obj1 - the first object

obj2 - the second object

Returns:

true if the both objects are equals

trimBy

public static String trimBy(StringBuilder s,
                            int left,
                            int right)

Remove the given number of chars from start and end. There is no parameter checking, the caller has to take care of this.

Parameters:

s - the StringBuilder

left - no of chars to be removed from start

right - no of chars to be removed from end

Returns:

the trimmed string

trimUrl

public static String trimUrl(StringBuilder s)

Helper that removes the leading "url(", the trailing ")" and surrounding quotes from the given string builder.

Parameters:

s - the StringBuilder

Returns:

the trimmed string