/*
* Copyright 2013 LMAX Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.freud.analysed.css;
import org.freud.analysed.css.jdom.CssRulesJdomFromFileCreator;
import org.freud.analysed.css.jdom.CssRulesJdomFromStringCreator;
import org.freud.analysed.css.jdom.CssRulesJdomFromUrlCreator;
import org.freud.analysed.css.rule.CssRule;
import org.freud.analysed.css.rule.declaration.CssDeclaration;
import org.freud.analysed.css.rule.selector.CssSelector;
import org.freud.core.FreudSource;
import org.freud.core.iterator.SubTypeAnalysedObjects;
import java.io.File;
import java.net.URL;
import static org.freud.core.FreudSource.typeOf;
public final class CssDsl {
private CssDsl() {
// static utility
}
@SuppressWarnings("unchecked")
public static <T> Iterable<CssRule> cssRulesOf(Iterable<T> iterable) {
Class type = typeOf(iterable);
return cssRulesOf(new FreudSource(iterable, type));
}
@SuppressWarnings("unchecked")
public static Iterable<CssRule> cssRulesOf(FreudSource source) {
if (File.class.equals(source.getType())) {
return new SubTypeAnalysedObjects<File, CssRule>(new CssRulesJdomFromFileCreator(), source.getSources());
}
if (URL.class.equals(source.getType())) {
return new SubTypeAnalysedObjects<URL, CssRule>(new CssRulesJdomFromUrlCreator(), source.getSources());
}
if (String.class.equals(source.getType())) {
return new SubTypeAnalysedObjects<String, CssRule>(new CssRulesJdomFromStringCreator(), source.getSources());
}
throw new UnsupportedOperationException("Unsupported conversion " + source.getType() + " to Css");
}
public static Iterable<CssSelector> cssSelectorsWithin(Iterable<CssRule> cssRules) {
return new SubTypeAnalysedObjects<CssRule, CssSelector>(new CssRuleToSelectorsCreator(), cssRules);
}
public static Iterable<CssDeclaration> cssDeclarationsWithin(Iterable<CssRule> cssRules) {
return new SubTypeAnalysedObjects<CssRule, CssDeclaration>(new CssRuleToDeclarationsCreator(), cssRules);
}
}