Java CSSOMParser.parseStyleSheet方法代码示例

import com.steadystate.css.parser.CSSOMParser; //导入方法依赖的package包/类
private void init() {
    if (style != null) {
        String styleContent = style.getValue().getText();
        if (styleContent != null && !styleContent.isEmpty()) {
            InputSource source = new InputSource(new StringReader(styleContent));
            CSSOMParser parser = new CSSOMParser(new SACParserCSS3());
            parser.setErrorHandler(new ParserErrorHandler());
            try {
                styleSheet = parser.parseStyleSheet(source, null, null);
                cssFormat = new CSSFormat().setRgbAsHex(true);

                CSSRuleList rules = styleSheet.getCssRules();
                for (int i = 0; i < rules.getLength(); i++) {
                    final CSSRule rule = rules.item(i);
                    if (rule instanceof CSSStyleRuleImpl) {
                        styleRuleMap.put(((CSSStyleRuleImpl) rule).getSelectorText(), (CSSStyleRuleImpl) rule);
                    }
                }

            } catch (IOException e) {
                e.printStackTrace();
            }
        }
    }
}
 

import com.steadystate.css.parser.CSSOMParser; //导入方法依赖的package包/类
@Before
public void setUp() throws Exception {
	Bundle bundle = Platform.getBundle("us.nineworlds.xstreamer.templates");
	Path path = new Path("templates/squads/html/common/css_squads_common.ftl");
	URL url = FileLocator.find(bundle, path, null);
	
	InputSource source = new InputSource(new BufferedReader(new InputStreamReader(url.openStream())));
	
	parser = new CSSOMParser(new SACParserCSS3());
	
	styleSheet = parser.parseStyleSheet(source, null, null);
}
 

import com.steadystate.css.parser.CSSOMParser; //导入方法依赖的package包/类
/**
 * Process style.
 */
protected void processStyle() {
	this.styleSheet = null;
	UserAgentContext uacontext = this.getUserAgentContext();
	if (uacontext.isInternalCSSEnabled() && CSSUtilities.matchesMedia(this.getMedia(), this.getUserAgentContext())) {
		String text = this.getRawInnerText(true);
		if (text != null && !"".equals(text)) {
			HTMLDocumentImpl doc = (HTMLDocumentImpl) this.getOwnerDocument();
			try {
				CSSOMParser parser = new CSSOMParser(new SACParserCSS3());
				InputSource is = CSSUtilities.getCssInputSourceForStyleSheet(text, doc.getBaseURI());
				CSSStyleSheet sheet = parser.parseStyleSheet(is, null, null);
				if (sheet != null) {
					doc.addStyleSheet(sheet);
					this.styleSheet = sheet;
					if (sheet instanceof CSSStyleSheetImpl) {
						CSSStyleSheetImpl sheetImpl = (CSSStyleSheetImpl) sheet;
						sheetImpl.setDisabled(disabled);
					} else {
						sheet.setDisabled(this.disabled);
					}
				}
			} catch (Throwable err) {
				logger.error("Unable to parse style sheet", err);
			}
		}
	}
}
 

import com.steadystate.css.parser.CSSOMParser; //导入方法依赖的package包/类
public HashMap<String, CSSStyleRule> extractCssStyleRules(String cssFile) throws IOException {
    TEST_FILE_SYSTEM.filesExists(cssFile);
    CSSOMParser cssParser = new CSSOMParser();
    CSSStyleSheet css = cssParser.parseStyleSheet(new InputSource(new FileReader(TEST_FILE_SYSTEM.file(cssFile))), null, null);
    CSSRuleList cssRules = css.getCssRules();
    HashMap<String, CSSStyleRule> rules = new HashMap<String, CSSStyleRule>();
    for (int i = 0; i < cssRules.getLength(); i++) {
        CSSRule rule = cssRules.item(i);
        if (rule instanceof CSSStyleRule) {
            rules.put(((CSSStyleRule) rule).getSelectorText(), (CSSStyleRule) rule);
        }
    }
    return rules;
}
 

import com.steadystate.css.parser.CSSOMParser; //导入方法依赖的package包/类
AttributeRuleList getRuleList(InputStream stream) throws IOException {
	InputSource source = new InputSource(new InputStreamReader(stream));
       CSSOMParser parser = new CSSOMParser(new SACParserCSS3());
       parser.setErrorHandler(ThrowCssExceptionErrorHandler.INSTANCE);
       CSSStyleSheet stylesheet = parser.parseStyleSheet(source, null, null);
       CSSRuleList ruleList = stylesheet.getCssRules();
       
       return new AttributeRuleList(ruleList);
}
 

import com.steadystate.css.parser.CSSOMParser; //导入方法依赖的package包/类
private static CSSStyleSheetImpl parseStyleSheet(final InputSource source) throws TranslatorException {
    try {
        CSSOMParser parser = new CSSOMParser(new SACParserCSS3());
        return (CSSStyleSheetImpl) parser.parseStyleSheet(source,
                                                          null,
                                                          null);
    } catch (final IOException e) {
        throw new TranslatorException("Exception while parsing some style defintion.",
                                      e);
    }
}
 

import com.steadystate.css.parser.CSSOMParser; //导入方法依赖的package包/类
/**
 * @param href
 * @param href
 * @param doc
 * @return
 * @throws Exception
 */
public static CSSStyleSheet parse(String href, HTMLDocumentImpl doc) throws Exception {

	URL url = null;
	CSSOMParser parser = new CSSOMParser(new SACParserCSS3());

	URL baseURL = new URL(doc.getBaseURI());
	URL scriptURL = Urls.createURL(baseURL, href);
	String scriptURI = scriptURL == null ? href : scriptURL.toExternalForm();

	try {
		if (scriptURI.startsWith("//")) {
			scriptURI = "http:" + scriptURI;
		}
		url = new URL(scriptURI);
	} catch (MalformedURLException mfu) {
		int idx = scriptURI.indexOf(':');
		if (idx == -1 || idx == 1) {
			// try file
			url = new URL("file:" + scriptURI);
		} else {
			throw mfu;
		}
	}
	logger.info("process(): Loading URI=[" + scriptURI + "].");
	SSLCertificate.setCertificate();
	URLConnection connection = url.openConnection();
	connection.setRequestProperty("User-Agent", UserAgentContext.DEFAULT_USER_AGENT);
	connection.setRequestProperty("Cookie", "");
	if (connection instanceof HttpURLConnection) {
		HttpURLConnection hc = (HttpURLConnection) connection;
		hc.setInstanceFollowRedirects(true);
		int responseCode = hc.getResponseCode();
		logger.info("process(): HTTP response code: " + responseCode);
	}
	InputStream in = connection.getInputStream();
	byte[] content;
	try {
		content = IORoutines.load(in, 8192);
	} finally {
		in.close();
	}
	String source = new String(content, "UTF-8");

	InputSource is = getCssInputSourceForStyleSheet(source, doc.getBaseURI());
	return parser.parseStyleSheet(is, null, null);

}
 

import com.steadystate.css.parser.CSSOMParser; //导入方法依赖的package包/类
/**
 * Process.
 *
 * @param uri
 *            the uri
 */
private void process(String uri) {
	try {
		URL url;
		try {
			url = new URL(uri);
		} catch (MalformedURLException mfu) {
			int idx = uri.indexOf(':');
			if (idx == -1 || idx == 1) {
				// try file
				url = new URL("file:" + uri);
			} else {
				throw mfu;
			}
		}
		logger.info("process(): Loading URI=[" + uri + "].");
		long time0 = System.currentTimeMillis();
		SSLCertificate.setCertificate();
		URLConnection connection = url.openConnection();
		connection.setRequestProperty("User-Agent", "Mozilla/4.0 (compatible;) Cobra/0.96.1+");
		connection.setRequestProperty("Cookie", "");
		if (connection instanceof HttpURLConnection) {
			HttpURLConnection hc = (HttpURLConnection) connection;
			hc.setInstanceFollowRedirects(true);
			int responseCode = hc.getResponseCode();
			logger.info("process(): HTTP response code: " + responseCode);
		}
		InputStream in = connection.getInputStream();
		byte[] content;
		try {
			content = IORoutines.load(in, 8192);
		} finally {
			in.close();
		}
		String source = new String(content, "UTF-8");
		this.textArea.setText(source);
		long time1 = System.currentTimeMillis();
		CSSOMParser parser = new CSSOMParser();
		InputSource is = CSSUtilities.getCssInputSourceForStyleSheet(source, uri);
		CSSStyleSheet styleSheet = parser.parseStyleSheet(is, null, null);
		long time2 = System.currentTimeMillis();
		logger.info("Parsed URI=[" + uri + "]: Parse elapsed: " + (time2 - time1) + " ms. Load elapsed: "
				+ (time1 - time0) + " ms.");
		this.showStyleSheet(styleSheet);
	} catch (Exception err) {
		logger.log(Level.ERROR, "Error trying to load URI=[" + uri + "].", err);
		this.clearCssOutput();
	}
}