hazendaz / httpunit / 389

Committed 12 Aug 2025 11:17PM UTC coverage: 80.48% (-0.02%) from 80.503%

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Merge branch 'master' into javax

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89.53

/src/main/java/com/meterware/httpunit/WebWindow.java

/*
 * MIT License
 *
 * Copyright 2011-2025 Russell Gold
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
 * documentation files (the "Software"), to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and
 * to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all copies or substantial portions
 * of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO
 * THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
 * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 */
package com.meterware.httpunit;

import com.meterware.httpunit.scripting.ScriptingHandler;

import java.io.IOException;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.Hashtable;
import java.util.List;
import java.util.Map;

import org.xml.sax.SAXException;

/**
 * A window managed by a {@link com.meterware.httpunit.WebClient WebClient}.
 *
 * @author <a href="mailto:russgold@httpunit.org">Russell Gold</a>
 **/
public class WebWindow {

    /** The client which created this window. **/
    private WebClient _client;

    /** A map of frame names to current contents. **/
    private FrameHolder _frameContents;

    /** The name of the window, set via JavaScript. **/
    private String _name = "";

    /** The web response containing the reference that opened this window **/
    private WebResponse _opener;

    /** True if this window has been closed. **/
    private boolean _closed;

    static final String NO_NAME = "$$HttpUnit_Window$$_";

    /**
     * The urls that have been encountered as redirect locations in the course of a single client-initiated request
     *
     * @since patch [ 1155415 ] Handle redirect instructions which can lead to a loop
     */
    private final Map _redirects;

    /**
     * True if seen initial request
     *
     * @since patch [ 1155415 ] Handle redirect instructions which can lead to a loop
     */
    private boolean _isInitialRequest = true;

    /**
     * Cache the initial client request to ensure that the _redirects structure gets reset.
     *
     * @since patch [ 1155415 ] Handle redirect instructions which can lead to a loop
     */
    private WebRequest _initialRequest;

    /**
     * Returns the web client associated with this window.
     */
    public WebClient getClient() {
        return _client;
    }

    /**
     * Returns true if this window has been closed.
     */
    public boolean isClosed() {
        return _closed;
    }

    /**
     * Closes this window.
     */
    public void close() {
        if (!_closed) {
            _client.close(this);
        }
        _closed = true;
    }

    /**
     * Returns the name of this window. Windows created through normal HTML or browser commands have empty names, but
     * JavaScript can set the name. A name may be used as a target for a request.
     */
    public String getName() {
        return _name;
    }

    /**
     * Returns the web response that contained the script which opened this window.
     */
    public WebResponse getOpener() {
        return _opener;
    }

    /**
     * Submits a GET method request and returns a response.
     *
     * @exception SAXException
     *                thrown if there is an error parsing the retrieved page
     **/
    public WebResponse getResponse(String urlString) throws IOException, SAXException {
        return getResponse(new GetMethodWebRequest(urlString));
    }

    /**
     * Submits a web request and returns a response. This is an alternate name for the getResponse method.
     *
     * @return the WebResponse or null
     **/
    public WebResponse sendRequest(WebRequest request) throws IOException, SAXException {
        return getResponse(request);
    }

    /**
     * Submits a web request and returns a response, using all state developed so far as stored in cookies as requested
     * by the server. see patch [ 1155415 ] Handle redirect instructions which can lead to a loop
     *
     * @exception SAXException
     *                thrown if there is an error parsing the retrieved page
     *
     * @return the WebResponse or null
     **/
    public WebResponse getResponse(WebRequest request) throws IOException, SAXException {
        // Need to have some sort of ExecuteAroundMethod to ensure that the
        // redirects data structure gets cleared down upon exit - not
        // straightforward, since this could be a recursive call
        if (_isInitialRequest) {
            _initialRequest = request;
            _isInitialRequest = false;
        }

        WebResponse result = null;

        try {
            final RequestContext requestContext = new RequestContext();
            final WebResponse response = getSubframeResponse(request, requestContext);
            requestContext.runScripts();
            // javascript might replace the response in its frame
            result = response == null ? null : response.getWindow().getFrameContents(response.getFrame());
        } finally {
            if (null != request && request.equals(_initialRequest)) {
                _redirects.clear();
                _initialRequest = null;
                _isInitialRequest = true;
            }
        }
        return result;
    }

    /**
     * get a Response from a SubFrame
     *
     * @param request
     * @param requestContext
     *
     * @return the WebResponse or null
     *
     * @throws IOException
     * @throws SAXException
     */
    WebResponse getSubframeResponse(WebRequest request, RequestContext requestContext)
            throws IOException, SAXException {
        WebResponse response = getResource(request);

        return response == null ? null : updateWindow(request.getTarget(), response, requestContext);
    }

    /**
     * Updates this web client based on a received response. This includes updating cookies and frames.
     **/
    WebResponse updateWindow(String requestTarget, WebResponse response, RequestContext requestContext)
            throws IOException, SAXException {
        _client.updateClient(response);
        if (getClient().getClientProperties().isAutoRefresh() && response.getRefreshRequest() != null) {
            WebRequest request = response.getRefreshRequest();
            return getResponse(request);
        }
        if (shouldFollowRedirect(response)) {
            delay(HttpUnitOptions.getRedirectDelay());
            return getResponse(new RedirectWebRequest(response));
        }
        _client.updateFrameContents(this, requestTarget, response, requestContext);
        return response;
    }

    /**
     * Returns the resource specified by the request. Does not update the window or load included framesets. May return
     * null if the resource is a JavaScript URL which would normally leave the client unchanged.
     */
    public WebResponse getResource(WebRequest request) throws IOException {
        _client.tellListeners(request);

        WebResponse response = null;
        String urlString = request.getURLString().trim();
        FrameSelector targetFrame = _frameContents.getTargetFrame(request);
        if (urlString.startsWith("about:")) {
            response = new DefaultWebResponse(_client, targetFrame, null, "");
        } else if (!HttpUnitUtils.isJavaScriptURL(urlString)) {
            response = _client.createResponse(request, targetFrame);
        } else {
            ScriptingHandler handler = request.getSourceScriptingHandler();
            if (handler == null) {
                handler = getCurrentPage().getScriptingHandler();
            }
            Object result = handler.evaluateExpression(urlString);
            if (result != null) {
                response = new DefaultWebResponse(_client, targetFrame, request.getURL(), result.toString());
            }
        }

        if (response != null) {
            _client.tellListeners(response);
        }
        return response;
    }

    /**
     * Returns the name of the currently active frames.
     **/
    public String[] getFrameNames() {
        final List<String> names = _frameContents.getActiveFrameNames();
        return names.toArray(new String[names.size()]);
    }

    /**
     * Returns true if the specified frame name is defined in this window.
     */
    public boolean hasFrame(String frameName) {
        return _frameContents.get(frameName) != null;
    }

    boolean hasFrame(FrameSelector frame) {
        return _frameContents.get(frame) != null;
    }

    /**
     * Returns the response associated with the specified frame name. Throws a runtime exception if no matching frame is
     * defined.
     **/
    public WebResponse getFrameContents(String frameName) {
        WebResponse response = _frameContents.get(frameName);
        if (response == null) {
            throw new NoSuchFrameException(frameName);
        }
        return response;
    }

    /**
     * Returns the response associated with the specified frame target. Throws a runtime exception if no matching frame
     * is defined.
     **/
    WebResponse getFrameContents(FrameSelector targetFrame) {
        return _frameContents.getFrameContents(targetFrame);
    }

    WebResponse getSubframeContents(FrameSelector frame, String subFrameName) {
        return _frameContents.getSubframeContents(frame, subFrameName);
    }

    WebResponse getParentFrameContents(FrameSelector frame) {
        return _frameContents.getParentFrameContents(frame);
    }

    /**
     * Returns the response representing the main page in this window.
     */
    public WebResponse getCurrentPage() {
        return getFrameContents(WebRequest.TOP_FRAME);
    }

    /**
     * construct a WebWindow from a given client
     *
     * @param client
     *            - the client to construct me from
     */
    WebWindow(WebClient client) {
        _client = client;
        _frameContents = new FrameHolder(this);
        _name = NO_NAME + _client.getOpenWindows().length;
        _redirects = new Hashtable<>();
    }

    WebWindow(WebClient client, WebResponse opener) {
        this(client);
        _opener = opener;
    }

    void updateFrameContents(WebResponse response, RequestContext requestContext) throws IOException, SAXException {
        response.setWindow(this);
        _frameContents.updateFrames(response, response.getFrame(), requestContext);
    }

    void setName(String name) {
        _name = name;
    }

    /**
     * Delays the specified amount of time.
     **/
    private void delay(int numMilliseconds) {
        if (numMilliseconds == 0) {
            return;
        }
        try {
            Thread.sleep(numMilliseconds);
        } catch (InterruptedException e) {
            // ignore the exception
            Thread.interrupted();
        }
    }

    /**
     * check whether redirect is configured
     *
     * @param response
     *
     * @return
     */
    private boolean redirectConfigured(WebResponse response) {
        boolean isAutoredirect = getClient().getClientProperties().isAutoRedirect();
        boolean hasLocation = response.getHeaderField("Location") != null;
        int responseCode = response.getResponseCode();
        return isAutoredirect && responseCode >= HttpURLConnection.HTTP_MOVED_PERM
                && responseCode <= HttpURLConnection.HTTP_MOVED_TEMP && hasLocation;
    }

    /**
     * check wether we should follow the redirect given in the response make sure we don't run into a recursion
     *
     * @param response
     *
     * @return
     */
    private boolean shouldFollowRedirect(WebResponse response) {
        // first check whether redirect is configured for this response
        // this is the old pre [ 1155415 ] Handle redirect instructions which can lead to a loop
        // shouldFollowRedirect method - just renamed
        if (!redirectConfigured(response)) {
            return false;
        }
        // now do the recursion check
        String redirectLocation = response.getHeaderField("Location");

        URL url = null;

        try {
            if (redirectLocation != null) {
                url = new URL(response.getURL(), redirectLocation);
            }
        } catch (MalformedURLException e) {
            // Fall through and allow existing exception handling code deal
            // with any exception - we don't know at this stage whether it is
            // a redirect instruction, although it is highly likely, given
            // there is a location header present in the response!
        }

        switch (response.getResponseCode()) {
            case HttpURLConnection.HTTP_MOVED_PERM:
            case HttpURLConnection.HTTP_MOVED_TEMP: // Fall through
                int count = 0;
                if (null != url) {
                    Integer value = (Integer) _redirects.get(url);
                    if (null != value) {
                        // We have already been instructed to redirect to that
                        // location in the course of this attempt to resolve the
                        // resource

                        count = value.intValue();

                        int maxRedirects = getClient().getClientProperties().getMaxRedirects();

                        if (count == maxRedirects) {
                            throw new RecursiveRedirectionException(url, "Maximum number of redirects exceeded");
                        }
                    }

                    count++;
                    _redirects.put(url, Integer.valueOf(count));
                }
                break;
        }
        return redirectLocation != null;
    }

    FrameSelector getTopFrame() {
        return _frameContents.getTopFrame();
    }

    FrameSelector getFrame(String target) {
        return _frameContents.getFrame(target);
    }

}

1	/*
2	* MIT License
3	*
4	* Copyright 2011-2025 Russell Gold
5	*
6	* Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
7	* documentation files (the "Software"), to deal in the Software without restriction, including without limitation
8	* the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and
9	* to permit persons to whom the Software is furnished to do so, subject to the following conditions:
10	*
11	* The above copyright notice and this permission notice shall be included in all copies or substantial portions
12	* of the Software.
13	*
14	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO
15	* THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16	* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
17	* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
18	* DEALINGS IN THE SOFTWARE.
19	*/
20	package com.meterware.httpunit;
21
22	import com.meterware.httpunit.scripting.ScriptingHandler;
23
24	import java.io.IOException;
25	import java.net.HttpURLConnection;
26	import java.net.MalformedURLException;
27	import java.net.URL;
28	import java.util.Hashtable;
29	import java.util.List;
30	import java.util.Map;
31
32	import org.xml.sax.SAXException;
33
34	/**
35	* A window managed by a {@link com.meterware.httpunit.WebClient WebClient}.
36	*
37	* @author <a href="mailto:russgold@httpunit.org">Russell Gold</a>
38	**/
39	public class WebWindow {
40
41	/ The client which created this window. /
42	private WebClient _client;
43
44	/ A map of frame names to current contents. /
45	private FrameHolder _frameContents;
46
47	/ The name of the window, set via JavaScript. /
48	private String _name = "";	1✔
49
50	/ The web response containing the reference that opened this window /
51	private WebResponse _opener;
52
53	/ True if this window has been closed. /
54	private boolean _closed;
55
56	static final String NO_NAME = "$$HttpUnit_Window$$_";
57
58	/**
59	* The urls that have been encountered as redirect locations in the course of a single client-initiated request
60	*
61	* @since patch [ 1155415 ] Handle redirect instructions which can lead to a loop
62	*/
63	private final Map _redirects;
64
65	/**
66	* True if seen initial request
67	*
68	* @since patch [ 1155415 ] Handle redirect instructions which can lead to a loop
69	*/
70	private boolean _isInitialRequest = true;	1✔
71
72	/**
73	* Cache the initial client request to ensure that the _redirects structure gets reset.
74	*
75	* @since patch [ 1155415 ] Handle redirect instructions which can lead to a loop
76	*/
77	private WebRequest _initialRequest;
78
79	/**
80	* Returns the web client associated with this window.
81	*/
82	public WebClient getClient() {
83	return _client;	1✔
84	}
85
86	/**
87	* Returns true if this window has been closed.
88	*/
89	public boolean isClosed() {
90	return _closed;	1✔
91	}
92
93	/**
94	* Closes this window.
95	*/
96	public void close() {
97	if (!_closed) {	1!
98	_client.close(this);	1✔
99	}
100	_closed = true;	1✔
101	}	1✔
102
103	/**
104	* Returns the name of this window. Windows created through normal HTML or browser commands have empty names, but
105	* JavaScript can set the name. A name may be used as a target for a request.
106	*/
107	public String getName() {
108	return _name;	1✔
109	}
110
111	/**
112	* Returns the web response that contained the script which opened this window.
113	*/
114	public WebResponse getOpener() {
115	return _opener;	1✔
116	}
117
118	/**
119	* Submits a GET method request and returns a response.
120	*
121	* @exception SAXException
122	* thrown if there is an error parsing the retrieved page
123	**/
124	public WebResponse getResponse(String urlString) throws IOException, SAXException {
125	return getResponse(new GetMethodWebRequest(urlString));	1✔
126	}
127
128	/**
129	* Submits a web request and returns a response. This is an alternate name for the getResponse method.
130	*
131	* @return the WebResponse or null
132	**/
133	public WebResponse sendRequest(WebRequest request) throws IOException, SAXException {
134	return getResponse(request);	1✔
135	}
136
137	/**
138	* Submits a web request and returns a response, using all state developed so far as stored in cookies as requested
139	* by the server. see patch [ 1155415 ] Handle redirect instructions which can lead to a loop
140	*
141	* @exception SAXException
142	* thrown if there is an error parsing the retrieved page
143	*
144	* @return the WebResponse or null
145	**/
146	public WebResponse getResponse(WebRequest request) throws IOException, SAXException {
147	// Need to have some sort of ExecuteAroundMethod to ensure that the
148	// redirects data structure gets cleared down upon exit - not
149	// straightforward, since this could be a recursive call
150	if (_isInitialRequest) {	1✔
151	_initialRequest = request;	1✔
152	_isInitialRequest = false;	1✔
153	}
154
155	WebResponse result = null;	1✔
156
157	try {
158	final RequestContext requestContext = new RequestContext();	1✔
159	final WebResponse response = getSubframeResponse(request, requestContext);	1✔
160	requestContext.runScripts();	1✔
161	// javascript might replace the response in its frame
162	result = response == null ? null : response.getWindow().getFrameContents(response.getFrame());	1✔
163	} finally {
164	if (null != request && request.equals(_initialRequest)) {	1!
165	_redirects.clear();	1✔
166	_initialRequest = null;	1✔
167	_isInitialRequest = true;	1✔
168	}
169	}
170	return result;	1✔
171	}
172
173	/**
174	* get a Response from a SubFrame
175	*
176	* @param request
177	* @param requestContext
178	*
179	* @return the WebResponse or null
180	*
181	* @throws IOException
182	* @throws SAXException
183	*/
184	WebResponse getSubframeResponse(WebRequest request, RequestContext requestContext)
185	throws IOException, SAXException {
186	WebResponse response = getResource(request);	1✔
187
188	return response == null ? null : updateWindow(request.getTarget(), response, requestContext);	1✔
189	}
190
191	/**
192	* Updates this web client based on a received response. This includes updating cookies and frames.
193	**/
194	WebResponse updateWindow(String requestTarget, WebResponse response, RequestContext requestContext)
195	throws IOException, SAXException {
196	_client.updateClient(response);	1✔
197	if (getClient().getClientProperties().isAutoRefresh() && response.getRefreshRequest() != null) {	1✔
198	WebRequest request = response.getRefreshRequest();	1✔
199	return getResponse(request);	1✔
200	}
201	if (shouldFollowRedirect(response)) {	1✔
202	delay(HttpUnitOptions.getRedirectDelay());	1✔
203	return getResponse(new RedirectWebRequest(response));	1✔
204	}
205	_client.updateFrameContents(this, requestTarget, response, requestContext);	1✔
206	return response;	1✔
207	}
208
209	/**
210	* Returns the resource specified by the request. Does not update the window or load included framesets. May return
211	* null if the resource is a JavaScript URL which would normally leave the client unchanged.
212	*/
213	public WebResponse getResource(WebRequest request) throws IOException {
214	_client.tellListeners(request);	1✔
215
216	WebResponse response = null;	1✔
217	String urlString = request.getURLString().trim();	1✔
218	FrameSelector targetFrame = _frameContents.getTargetFrame(request);	1✔
219	if (urlString.startsWith("about:")) {	1✔
220	response = new DefaultWebResponse(_client, targetFrame, null, "");	1✔
221	} else if (!HttpUnitUtils.isJavaScriptURL(urlString)) {	1✔
222	response = _client.createResponse(request, targetFrame);	1✔
223	} else {
224	ScriptingHandler handler = request.getSourceScriptingHandler();	1✔
225	if (handler == null) {	1!
226	handler = getCurrentPage().getScriptingHandler();	1✔
227	}
228	Object result = handler.evaluateExpression(urlString);	1✔
229	if (result != null) {	1✔
230	response = new DefaultWebResponse(_client, targetFrame, request.getURL(), result.toString());	1✔
231	}
232	}
233
234	if (response != null) {	1✔
235	_client.tellListeners(response);	1✔
236	}
237	return response;	1✔
238	}
239
240	/**
241	* Returns the name of the currently active frames.
242	**/
243	public String[] getFrameNames() {
244	final List<String> names = _frameContents.getActiveFrameNames();	1✔
245	return names.toArray(new String[names.size()]);	1✔
246	}
247
248	/**
249	* Returns true if the specified frame name is defined in this window.
250	*/
251	public boolean hasFrame(String frameName) {
252	return _frameContents.get(frameName) != null;	×
253	}
254
255	boolean hasFrame(FrameSelector frame) {
256	return _frameContents.get(frame) != null;	1✔
257	}
258
259	/**
260	* Returns the response associated with the specified frame name. Throws a runtime exception if no matching frame is
261	* defined.
262	**/
263	public WebResponse getFrameContents(String frameName) {
264	WebResponse response = _frameContents.get(frameName);	1✔
265	if (response == null) {	1!
266	throw new NoSuchFrameException(frameName);	×
267	}
268	return response;	1✔
269	}
270
271	/**
272	* Returns the response associated with the specified frame target. Throws a runtime exception if no matching frame
273	* is defined.
274	**/
275	WebResponse getFrameContents(FrameSelector targetFrame) {
276	return _frameContents.getFrameContents(targetFrame);	1✔
277	}
278
279	WebResponse getSubframeContents(FrameSelector frame, String subFrameName) {
280	return _frameContents.getSubframeContents(frame, subFrameName);	1✔
281	}
282
283	WebResponse getParentFrameContents(FrameSelector frame) {
284	return _frameContents.getParentFrameContents(frame);	1✔
285	}
286
287	/**
288	* Returns the response representing the main page in this window.
289	*/
290	public WebResponse getCurrentPage() {
291	return getFrameContents(WebRequest.TOP_FRAME);	1✔
292	}
293
294	/**
295	* construct a WebWindow from a given client
296	*
297	* @param client
298	* - the client to construct me from
299	*/
300	WebWindow(WebClient client) {	1✔
301	_client = client;	1✔
302	_frameContents = new FrameHolder(this);	1✔
303	_name = NO_NAME + _client.getOpenWindows().length;	1✔
304	_redirects = new Hashtable<>();	1✔
305	}	1✔
306
307	WebWindow(WebClient client, WebResponse opener) {
308	this(client);	1✔
309	_opener = opener;	1✔
310	}	1✔
311
312	void updateFrameContents(WebResponse response, RequestContext requestContext) throws IOException, SAXException {
313	response.setWindow(this);	1✔
314	_frameContents.updateFrames(response, response.getFrame(), requestContext);	1✔
315	}	1✔
316
317	void setName(String name) {
318	_name = name;	1✔
319	}	1✔
320
321	/**
322	* Delays the specified amount of time.
323	**/
324	private void delay(int numMilliseconds) {
325	if (numMilliseconds == 0) {	1!
326	return;	1✔
327	}
328	try {
329	Thread.sleep(numMilliseconds);	×
330	} catch (InterruptedException e) {	×
331	// ignore the exception
NEW 332	Thread.interrupted();	×
333	}	×
334	}	×
335
336	/**
337	* check whether redirect is configured
338	*
339	* @param response
340	*
341	* @return
342	*/
343	private boolean redirectConfigured(WebResponse response) {
344	boolean isAutoredirect = getClient().getClientProperties().isAutoRedirect();	1✔
345	boolean hasLocation = response.getHeaderField("Location") != null;	1✔
346	int responseCode = response.getResponseCode();	1✔
347	return isAutoredirect && responseCode >= HttpURLConnection.HTTP_MOVED_PERM	1!
348	&& responseCode <= HttpURLConnection.HTTP_MOVED_TEMP && hasLocation;
349	}
350
351	/**
352	* check wether we should follow the redirect given in the response make sure we don't run into a recursion
353	*
354	* @param response
355	*
356	* @return
357	*/
358	private boolean shouldFollowRedirect(WebResponse response) {
359	// first check whether redirect is configured for this response
360	// this is the old pre [ 1155415 ] Handle redirect instructions which can lead to a loop
361	// shouldFollowRedirect method - just renamed
362	if (!redirectConfigured(response)) {	1✔
363	return false;	1✔
364	}
365	// now do the recursion check
366	String redirectLocation = response.getHeaderField("Location");	1✔
367
368	URL url = null;	1✔
369
370	try {
371	if (redirectLocation != null) {	1!
372	url = new URL(response.getURL(), redirectLocation);	1✔
373	}
374	} catch (MalformedURLException e) {	1✔
375	// Fall through and allow existing exception handling code deal
376	// with any exception - we don't know at this stage whether it is
377	// a redirect instruction, although it is highly likely, given
378	// there is a location header present in the response!
379	}	1✔
380
381	switch (response.getResponseCode()) {	1!
382	case HttpURLConnection.HTTP_MOVED_PERM:
383	case HttpURLConnection.HTTP_MOVED_TEMP: // Fall through
384	int count = 0;	1✔
385	if (null != url) {	1✔
386	Integer value = (Integer) _redirects.get(url);	1✔
387	if (null != value) {	1✔
388	// We have already been instructed to redirect to that
389	// location in the course of this attempt to resolve the
390	// resource
391
392	count = value.intValue();	1✔
393
394	int maxRedirects = getClient().getClientProperties().getMaxRedirects();	1✔
395
396	if (count == maxRedirects) {	1✔
397	throw new RecursiveRedirectionException(url, "Maximum number of redirects exceeded");	1✔
398	}
399	}
400
401	count++;	1✔
402	_redirects.put(url, Integer.valueOf(count));	1✔
403	}
404	break;
405	}
406	return redirectLocation != null;	1!
407	}
408
409	FrameSelector getTopFrame() {
410	return _frameContents.getTopFrame();	1✔
411	}
412
413	FrameSelector getFrame(String target) {
414	return _frameContents.getFrame(target);	1✔
415	}
416
417	}

hazendaz / httpunit / 389

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