private void setFeatureConfiguration(HtmlCompressor compressor) {
for (Entry<String, Boolean> entrySet : props.getFeatures().entrySet()) {
Method method = null;
String capitalizedKey = StringUtils.capitalize(entrySet.getKey());
String methodname = "set" + capitalizedKey;
try {
method = compressor.getClass().getMethod(methodname, boolean.class);
method.setAccessible(true);
ReflectionUtils.invokeMethod(method, compressor, entrySet.getValue());
} catch (Exception e) {
logger.warn(
"failed to invoke method: {} with value {}. Exception: {}",
methodname,
entrySet.getValue(),
e.getMessage());
}
}
}
@Override
public int doEndTag() throws JspException {
BodyContent bodyContent = getBodyContent();
String content = bodyContent.getString();
HtmlCompressor htmlCompressor = new HtmlCompressor();
htmlCompressor.setEnabled(enabled);
htmlCompressor.setRemoveComments(removeComments);
htmlCompressor.setRemoveMultiSpaces(removeMultiSpaces);
htmlCompressor.setRemoveIntertagSpaces(removeIntertagSpaces);
htmlCompressor.setRemoveQuotes(removeQuotes);
htmlCompressor.setPreserveLineBreaks(preserveLineBreaks);
htmlCompressor.setCompressJavaScript(compressJavaScript);
htmlCompressor.setCompressCss(compressCss);
htmlCompressor.setYuiJsNoMunge(yuiJsNoMunge);
htmlCompressor.setYuiJsPreserveAllSemiColons(yuiJsPreserveAllSemiColons);
htmlCompressor.setYuiJsDisableOptimizations(yuiJsDisableOptimizations);
htmlCompressor.setYuiJsLineBreak(yuiJsLineBreak);
htmlCompressor.setYuiCssLineBreak(yuiCssLineBreak);
htmlCompressor.setSimpleDoctype(simpleDoctype);
htmlCompressor.setRemoveScriptAttributes(removeScriptAttributes);
htmlCompressor.setRemoveStyleAttributes(removeStyleAttributes);
htmlCompressor.setRemoveLinkAttributes(removeLinkAttributes);
htmlCompressor.setRemoveFormAttributes(removeFormAttributes);
htmlCompressor.setRemoveInputAttributes(removeInputAttributes);
htmlCompressor.setSimpleBooleanAttributes(simpleBooleanAttributes);
htmlCompressor.setRemoveJavaScriptProtocol(removeJavaScriptProtocol);
htmlCompressor.setRemoveHttpProtocol(removeHttpProtocol);
htmlCompressor.setRemoveHttpsProtocol(removeHttpsProtocol);
if (compressJavaScript && jsCompressor.equalsIgnoreCase(HtmlCompressor.JS_COMPRESSOR_CLOSURE)) {
ClosureJavaScriptCompressor closureCompressor = new ClosureJavaScriptCompressor();
if (closureOptLevel.equalsIgnoreCase(
ClosureJavaScriptCompressor.COMPILATION_LEVEL_ADVANCED)) {
closureCompressor.setCompilationLevel(CompilationLevel.ADVANCED_OPTIMIZATIONS);
} else if (closureOptLevel.equalsIgnoreCase(
ClosureJavaScriptCompressor.COMPILATION_LEVEL_WHITESPACE)) {
closureCompressor.setCompilationLevel(CompilationLevel.WHITESPACE_ONLY);
} else {
closureCompressor.setCompilationLevel(CompilationLevel.SIMPLE_OPTIMIZATIONS);
}
htmlCompressor.setJavaScriptCompressor(closureCompressor);
}
try {
bodyContent.clear();
bodyContent.append(htmlCompressor.compress(content));
bodyContent.writeOut(pageContext.getOut());
} catch (IOException e) {
e.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
}
return super.doEndTag();
}