com.helger.css.writer

Class CSSCompressor

java.lang.Object

com.helger.css.writer.CSSCompressor

@Immutable
public final class CSSCompressor
extends Object

Utility class to compress CSS content

Author:

Philip Helger

Method Summary

Modifier and Type	Method and Description
static String	getCompressedCSS(String sOriginalCSS, ECSSVersion eCSSVersion) Get the compressed version of the passed CSS code.
static String	getCompressedCSS(String sOriginalCSS, ECSSVersion eCSSVersion, boolean bRemoveUnnecessaryCode) Get the compressed version of the passed CSS code.
static String	getRewrittenCSS(String sOriginalCSS, CSSWriterSettings aSettings) Get the rewritten version of the passed CSS code.

Methods inherited from class java.lang.Object

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

Method Detail

getCompressedCSS

@Nonnull
public static String getCompressedCSS(@Nonnull
                                                String sOriginalCSS,
                                                @Nonnull
                                                ECSSVersion eCSSVersion)

Get the compressed version of the passed CSS code.

Parameters:

sOriginalCSS - The original CSS code to be compressed.

eCSSVersion - The CSS version to use.

Returns:

If compression failed because the CSS is invalid or whatsoever, the original CSS is returned, else the compressed version is returned.

getCompressedCSS

@Nonnull
public static String getCompressedCSS(@Nonnull
                                                String sOriginalCSS,
                                                @Nonnull
                                                ECSSVersion eCSSVersion,
                                                boolean bRemoveUnnecessaryCode)

Get the compressed version of the passed CSS code.

Parameters:

sOriginalCSS - The original CSS code to be compressed.

eCSSVersion - The CSS version to use.

bRemoveUnnecessaryCode - if true unnecessary empty declarations are omitted

Returns:

If compression failed because the CSS is invalid or whatsoever, the original CSS is returned, else the compressed version is returned.

getRewrittenCSS

@Nonnull
public static String getRewrittenCSS(@Nonnull
                                               String sOriginalCSS,
                                               @Nonnull
                                               CSSWriterSettings aSettings)

Get the rewritten version of the passed CSS code. This is done by interpreting the CSS and than writing it again with the passed settings. This can e.g. be used to create a compressed version of a CSS.

Parameters:

sOriginalCSS - The original CSS code to be compressed.

aSettings - The CSS writer settings to use. The version is used to read the original CSS.

Returns:

If compression failed because the CSS is invalid or whatsoever, the original CSS is returned, else the rewritten version is returned.