com.gargoylesoftware.htmlunit.html.HtmlMeta Maven / Gradle / Ivy
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A headless browser intended for use in testing web-based applications.
/*
* Copyright (c) 2002-2020 Gargoyle Software Inc.
*
* 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 com.gargoylesoftware.htmlunit.html;
import java.net.URL;
import java.util.Map;
import com.gargoylesoftware.htmlunit.SgmlPage;
import com.gargoylesoftware.htmlunit.WebClient;
/**
* Wrapper for the HTML element "meta".
*
* @author Mike Bowler
* @author Christian Sell
* @author Ahmed Ashour
* @author Frank Danek
* @author Ronald Brill
*/
public class HtmlMeta extends HtmlElement {
/** The HTML tag represented by this element. */
public static final String TAG_NAME = "meta";
/**
* Creates an instance of HtmlMeta
*
* @param qualifiedName the qualified name of the element type to instantiate
* @param page the HtmlPage that contains this element
* @param attributes the initial attributes
*/
HtmlMeta(final String qualifiedName, final SgmlPage page,
final Map attributes) {
super(qualifiedName, page, attributes);
// Handles the cookies specified in meta tags,
// like <meta http-equiv='set-cookie' content='webm=none; path=/;'>.
if ("set-cookie".equalsIgnoreCase(getHttpEquivAttribute())) {
final WebClient client = page.getWebClient();
final URL url = page.getUrl();
client.addCookie(getContentAttribute(), url, this);
}
}
/**
* {@inheritDoc}
*/
@Override
public boolean mayBeDisplayed() {
return false;
}
/**
* Returns the value of the attribute {@code http-equiv}. Refer to the
* HTML 4.01
* documentation for details on the use of this attribute.
*
* @return the value of the attribute {@code http-equiv}
* or an empty string if that attribute isn't defined.
*/
public final String getHttpEquivAttribute() {
return getAttribute("http-equiv");
}
/**
* Returns the value of the attribute {@code name}. Refer to the
* HTML 4.01
* documentation for details on the use of this attribute.
*
* @return the value of the attribute {@code name}
* or an empty string if that attribute isn't defined.
*/
public final String getNameAttribute() {
return getAttributeDirect("name");
}
/**
* Returns the value of the attribute {@code content}. Refer to the
* HTML 4.01
* documentation for details on the use of this attribute.
*
* @return the value of the attribute {@code content}
* or an empty string if that attribute isn't defined.
*/
public final String getContentAttribute() {
return getAttributeDirect("content");
}
/**
* Returns the value of the attribute {@code scheme}. Refer to the
* HTML 4.01
* documentation for details on the use of this attribute.
*
* @return the value of the attribute {@code scheme}
* or an empty string if that attribute isn't defined.
*/
public final String getSchemeAttribute() {
return getAttributeDirect("scheme");
}
/**
* {@inheritDoc}
*/
@Override
public DisplayStyle getDefaultStyleDisplay() {
return DisplayStyle.NONE;
}
}