com.gargoylesoftware.htmlunit.javascript.host.History Maven / Gradle / Ivy
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A headless browser intended for use in testing web-based applications.
/*
* Copyright (c) 2002-2018 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.javascript.host;
import static com.gargoylesoftware.htmlunit.javascript.configuration.SupportedBrowser.CHROME;
import static com.gargoylesoftware.htmlunit.javascript.configuration.SupportedBrowser.EDGE;
import static com.gargoylesoftware.htmlunit.javascript.configuration.SupportedBrowser.FF;
import static com.gargoylesoftware.htmlunit.javascript.configuration.SupportedBrowser.FF52;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
import org.apache.commons.lang3.StringUtils;
import com.gargoylesoftware.htmlunit.WebWindow;
import com.gargoylesoftware.htmlunit.html.HtmlPage;
import com.gargoylesoftware.htmlunit.javascript.SimpleScriptable;
import com.gargoylesoftware.htmlunit.javascript.configuration.JsxClass;
import com.gargoylesoftware.htmlunit.javascript.configuration.JsxConstructor;
import com.gargoylesoftware.htmlunit.javascript.configuration.JsxFunction;
import com.gargoylesoftware.htmlunit.javascript.configuration.JsxGetter;
import com.gargoylesoftware.htmlunit.javascript.configuration.JsxSetter;
import net.sourceforge.htmlunit.corejs.javascript.Context;
/**
* A JavaScript object for the client's browsing history.
*
* @author Mike Bowler
* @author Chris Erskine
* @author Daniel Gredler
* @author Ahmed Ashour
* @author Ronald Brill
* @author Adam Afeltowicz
*/
@JsxClass
public class History extends SimpleScriptable {
private static final String SCROLL_RESTAURATION_AUTO = "auto";
private static final String SCROLL_RESTAURATION_MANUAL = "manual";
private String scrollRestoration_ = SCROLL_RESTAURATION_AUTO;
/**
* Creates an instance.
*/
@JsxConstructor({CHROME, FF, EDGE})
public History() {
}
/**
* Returns the {@code length} property.
* @return the {@code length} property
*/
@JsxGetter
public int getLength() {
final WebWindow w = getWindow().getWebWindow();
return w.getHistory().getLength();
}
/**
* Returns the {@code state} property.
* @return the {@code state} property
*/
@JsxGetter
public Object getState() {
final WebWindow w = getWindow().getWebWindow();
return w.getHistory().getCurrentState();
}
/**
* JavaScript function "back".
*/
@JsxFunction
public void back() {
try {
getWindow().getWebWindow().getHistory().back();
}
catch (final IOException e) {
Context.throwAsScriptRuntimeEx(e);
}
}
/**
* JavaScript function "forward".
*/
@JsxFunction
public void forward() {
try {
getWindow().getWebWindow().getHistory().forward();
}
catch (final IOException e) {
Context.throwAsScriptRuntimeEx(e);
}
}
/**
* JavaScript function "go".
* @param relativeIndex the relative index
*/
@JsxFunction
public void go(final int relativeIndex) {
try {
getWindow().getWebWindow().getHistory().go(relativeIndex);
}
catch (final IOException e) {
Context.throwAsScriptRuntimeEx(e);
}
}
/**
* Replaces a state.
* @param object the state object
* @param title the title
* @param url an optional URL
*/
@JsxFunction
public void replaceState(final Object object, final String title, final String url) {
final WebWindow w = getWindow().getWebWindow();
try {
URL newStateUrl = null;
final HtmlPage page = (HtmlPage) w.getEnclosedPage();
if (StringUtils.isNotBlank(url)) {
newStateUrl = page.getFullyQualifiedUrl(url);
}
w.getHistory().replaceState(object, newStateUrl);
}
catch (final MalformedURLException e) {
Context.throwAsScriptRuntimeEx(e);
}
}
/**
* Pushes a state.
* @param object the state object
* @param title the title
* @param url an optional URL
*/
@JsxFunction
public void pushState(final Object object, final String title, final String url) {
final WebWindow w = getWindow().getWebWindow();
try {
URL newStateUrl = null;
final HtmlPage page = (HtmlPage) w.getEnclosedPage();
if (StringUtils.isNotBlank(url)) {
newStateUrl = page.getFullyQualifiedUrl(url);
}
w.getHistory().pushState(object, newStateUrl);
}
catch (final IOException e) {
Context.throwAsScriptRuntimeEx(e);
}
}
/**
* Returns the {@code scrollRestoration} property.
* @return the {@code scrollRestoration} property
*/
@JsxGetter({CHROME, FF52})
public String getScrollRestoration() {
return scrollRestoration_;
}
/**
* @param scrollRestoration the new value
*/
@JsxSetter({CHROME, FF52})
public void setScrollRestoration(final String scrollRestoration) {
if (SCROLL_RESTAURATION_AUTO.equals(scrollRestoration)) {
scrollRestoration_ = SCROLL_RESTAURATION_AUTO;
return;
}
if (SCROLL_RESTAURATION_MANUAL.equals(scrollRestoration)) {
scrollRestoration_ = SCROLL_RESTAURATION_MANUAL;
return;
}
}
}