org.directwebremoting.ui.browser.Document Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of dwr Show documentation

DWR is easy Ajax for Java. It makes it simple to call Java code directly from Javascript. It gets rid of almost all the boilerplate code between the web browser and your Java code. This version 4.0.2 works with Jakarta Servlet 4.0.2.

The newest version!

package org.directwebremoting.ui.browser;

import jakarta.servlet.http.Cookie;

import org.directwebremoting.ScriptSessions;
import org.directwebremoting.util.JavascriptUtil;

/**
 * A copy of some of the functions from the Document DOM object on the server
 * @author Joe Walker [joe at getahead dot ltd dot uk]
 */
public class Document
{
    /**
     * Add a cookie to a remote browser/browsers
     * @param name ...
     * @param value ...
     */
    public static void setCookie(String name, String value)
    {
        ScriptSessions.addScript(("document.cookie = \"" + JavascriptUtil.escapeJavaScript(name) + "=" + JavascriptUtil.escapeJavaScript(value) + "\""));
    }

    /**
     * Add a cookie to a remote browser/browsers
     * @param cookie ...
     */
    public static void setCookie(Cookie cookie)
    {
        String name = JavascriptUtil.escapeJavaScript(cookie.getName());
        String value = JavascriptUtil.escapeJavaScript(cookie.getValue());
        String domain = cookie.getDomain() == null ? "" : ";domain=" + JavascriptUtil.escapeJavaScript(cookie.getDomain());
        String path = cookie.getPath() == null ? "" : ";path=" + JavascriptUtil.escapeJavaScript(cookie.getPath());
        String maxAge = cookie.getMaxAge() == -1 ? "" : ";max-age=" + cookie.getMaxAge();
        String secure = !cookie.getSecure() ? "" : ";secure=true";

        ScriptSessions.addScript(("document.cookie = \"" + name + "=" + value + domain + path + maxAge + secure + "\""));
    }

    /**
     * This would be good, but it doesn't work on some browsers
     * @param title The page to navigate to
    */
    public static void setTitle(String title)
    {
        ScriptSessions.addScript(("document.title = '" + JavascriptUtil.escapeJavaScript(title) + "';"));
    }
}