Package com.yahoo.platform.yui.compressor

Examples of com.yahoo.platform.yui.compressor.CssCompressor

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          JavaScriptCompressor compressor = new JavaScriptCompressor(in, reporter); in=null;  
          out = compressor.compress(linebreakpos, munge, ycVerbose,
              preserveAllSemiColons, disableOptimizations);         
                 
        } else if (".css".equals(ext) && yuiCompressCss) {              
          CssCompressor compressor = new CssCompressor(in); in=null;  // under the covers YUI just appends to a new SB
          out = compressor.compress(linebreakpos);          // their final product is just a string, just get that directly
        }
                if (out != null)
          fileHelper.writeFile(out.getBytes("UTF-8"), new File(outPath), false);  // ensure final form not barf in browser by forcing utf8            

            } catch (EvaluatorException e) {   
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                    throw new RuntimeException(errorReporter.getErrorMessage());
                }

            } else if("css".equals(extension)) {

                CssCompressor compressor = new CssCompressor(in);
                compressor.compress(out, 10);
            }
        } catch (Exception e) {
            //如果失败了，直接做个副本，防止加载js/css出错
            try {
                FileUtils.copyFile(new File(fileName), new File(minFileName));
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  private static final String MIME_TYPE_CSS = "text/css; charset=utf-8";

  @Override
  protected final Response process(final HttpServletResponse resp,
      final StringReader jssr) throws IOException {
    CssCompressor css = new CssCompressor(jssr);
    StringWriter sw = new StringWriter();

    resp.setContentType(MIME_TYPE_CSS);
    css.compress(sw, WRAP_AT_COLUMN);
    return Response.of(true, sw.toString());
  }
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      e.printStackTrace();
    }
  }
 
  public static void minimizeCSS(String name) {
    CssCompressor compressor;

    try {
      compressor = new CssCompressor(new InputStreamReader(DefaultStyle.class.getResourceAsStream(name+".css")));
      FileOutputStream outstream = new FileOutputStream("C://temp/"+name+".min.css");
      OutputStreamWriter writer = new OutputStreamWriter(outstream,
          "UTF-8");
      compressor.compress(writer, -1);
      writer.flush();
      writer.close();
    } catch (Exception e) {
      e.printStackTrace();
    }
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                // fail gracefully on malformed javascript: send it without compressing
                normalOutput(inputStream);
                return;
            }
        } else if (this.key.endsWith(".css?minify")) {
            CssCompressor compressor = new CssCompressor(in);
            compressor.compress(outWriter, MINIFY_LINEBREAKPOS);
        } else {
            // or not if not right type
            normalOutput(inputStream);
            return;
        }
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  }
 
  public static String compress(final String toCompress) {
    final StringWriter writer = new StringWriter((int) (toCompress.length() * 0.8));
    try {
      new CssCompressor(new StringReader(toCompress)).compress(writer, 0);
    } catch (final Exception e) {
      log.warn("Could not compress merged CSS stream, using uncompressed content", e);
      return toCompress;
    }
    return writer.toString();
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  public static byte[] compress(final byte[] toCompress, Charset charset) {
    ByteArrayOutputStream out = new ByteArrayOutputStream(toCompress.length);
   
    final OutputStreamWriter writer = new OutputStreamWriter(out);
    try {
      new CssCompressor(new InputStreamReader(new ByteArrayInputStream(toCompress), charset)).compress(writer, 0);
      writer.flush();
      writer.close();
    } catch (final Exception e) {
      log.warn("Could not compress merged CSS stream, using uncompressed content", e);
      return toCompress;
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                        (new String(content))
                            .replaceFirst("^/\\*", "/*!")
                            .getBytes(charset)),
                            charset);
        Writer out = new OutputStreamWriter(baos, charset);
        CssCompressor compressor = new CssCompressor(in);
        in.close();
        compressor.compress(out, -1);
        out.flush();
        content = baos.toByteArray();
        out.close();
    }
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  private void doCSSCompression(final Reader in, Writer out, final String outputFilename) throws IOException {
    traceVerbose("Start doCSSCompression");

    try {
      // CSS compressor
      final CssCompressor compressor = new CssCompressor(in);

          // Close the input stream first, and then open the output stream,
          // in case the output file should override the input file
          closeObject(in);

          // Get Writer object for output file
          out = openDataWriter(new File(outputFilename), UTF8);

          // Compress file
          compressor.compress(out, -1);
    } finally {
      closeObject(out);
      traceVerbose("End doCSSCompression");
    }
  }
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  }

  private String compressCss(String content) {
    StringWriter stringWriter = new StringWriter(1024);
    try {
      CssCompressor compressor = new CssCompressor(new StringReader(content));
      compressor.compress(stringWriter, _compressorOptions.getLineBreakPosition());
    } catch (IOException ex) {
      s_logger.error("Unexpected IOException", ex);
    }
    return stringWriter.toString();
  }
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