com.google.dart.engine.internal.element.angular.AngularHasClassSelectorElementImpl.java Source code

Introduction

Here is the source code for com.google.dart.engine.internal.element.angular.AngularHasClassSelectorElementImpl.java

Source

/*
 * Copyright (c) 2014, the Dart project authors.
 * 
 * Licensed under the Eclipse Public License v1.0 (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.eclipse.org/legal/epl-v10.html
 * 
 * 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 com.google.dart.engine.internal.element.angular;

import com.google.dart.engine.element.angular.AngularHasClassSelectorElement;
import com.google.dart.engine.element.angular.AngularSelectorElement;
import com.google.dart.engine.html.ast.XmlAttributeNode;
import com.google.dart.engine.html.ast.XmlTagNode;

import org.apache.commons.lang3.StringUtils;

/**
 * Implementation of {@link AngularSelectorElement} based on presence of a class.
 */
public class AngularHasClassSelectorElementImpl extends AngularSelectorElementImpl
        implements AngularHasClassSelectorElement {
    public AngularHasClassSelectorElementImpl(String name, int offset) {
        super(name, offset);
    }

    @Override
    public boolean apply(XmlTagNode node) {
        XmlAttributeNode attribute = node.getAttribute("class");
        if (attribute != null) {
            String text = attribute.getText();
            if (text != null) {
                String name = getName();
                for (String className : StringUtils.split(text)) {
                    if (className.equals(name)) {
                        return true;
                    }
                }
            }
        }
        return false;
    }

    @Override
    protected void appendTo(StringBuilder builder) {
        builder.append(".");
        builder.append(getName());
    }
}