/**
* 判断是否合法的提交操作
*
* @param tokenName 为页面对应的name
* @return
*/
public boolean validToken(String tokenName) {
String sessToken = (String) session.get(tokenName);
String tokenValue = null;
if (TOKEN_ID.equals(tokenName)) {
tokenValue = tokenid;
} else if (EX_TOKEN.equals(tokenName)) {
tokenValue = extoken;
} else {
LOG.warn("the tokenName is not required ");
}
// 解决重启服务器，刷新报空指针问题
if (tokenValue == null) {
LOG.warn("the tokenValue is null.");
return false;
}
if (!tokenValue.equals(sessToken)) {
LOG.warn("Form" + tokenName + "does not match the session" + tokenName + ".");
return false;
}
// remove the token so it won't be used again
session.remove(tokenName);
return true;
}
/**
* Get a message from the first TextProvider encountered in the stack. If the first TextProvider
* doesn't provide the message the default message is returned.
*
* <p>The search for a TextProvider is iterative from the root of the stack.
*
* <p>This method was refactored from {@link org.apache.struts2.components.Text} to use a
* consistent implementation across UIBean components.
*
* @param key the message key in the resource bundle
* @param defaultMessage the message to return if not found (evaluated for OGNL)
* @param args an array args to be used in a {@link java.text.MessageFormat} message
* @param stack the value stack to use for finding the text
* @param searchStack search stack for the key
* @return the message if found, otherwise the defaultMessage
*/
public static String getText(
String key, String defaultMessage, List<Object> args, ValueStack stack, boolean searchStack) {
String msg = null;
TextProvider tp = null;
for (Object o : stack.getRoot()) {
if (o instanceof TextProvider) {
tp = (TextProvider) o;
msg = tp.getText(key, null, args, stack);
break;
}
}
if (msg == null) {
// evaluate the defaultMesage as an OGNL expression
if (searchStack) msg = stack.findString(defaultMessage);
if (msg == null) {
// use the defaultMessage literal value
msg = defaultMessage;
}
if (LOG.isWarnEnabled()) {
if (tp != null) {
LOG.warn(
"The first TextProvider in the ValueStack ("
+ tp.getClass().getName()
+ ") could not locate the message resource with key '"
+ key
+ "'");
} else {
LOG.warn(
"Could not locate the message resource '"
+ key
+ "' as there is no TextProvider in the ValueStack.");
}
if (defaultMessage.equals(msg)) {
LOG.warn(
"The default value expression '"
+ defaultMessage
+ "' was evaluated and did not match a property. The literal value '"
+ defaultMessage
+ "' will be used.");
} else {
LOG.warn(
"The default value expression '" + defaultMessage + "' evaluated to '" + msg + "'");
}
}
}
return msg;
}
public boolean end(Writer writer, String body) {
String page =
findString(value, "value", "You must specify the URL to include. Example: /foo.jsp");
StringBuilder urlBuf = new StringBuilder();
// Add URL
urlBuf.append(page);
// Add request parameters
if (parameters.size() > 0) {
urlBuf.append('?');
String concat = "";
// Set parameters
Iterator iter = parameters.entrySet().iterator();
while (iter.hasNext()) {
Map.Entry entry = (Map.Entry) iter.next();
Object name = entry.getKey();
List values = (List) entry.getValue();
for (int i = 0; i < values.size(); i++) {
urlBuf.append(concat);
urlBuf.append(name);
urlBuf.append('=');
try {
urlBuf.append(URLEncoder.encode(values.get(i).toString(), "UTF-8"));
} catch (Exception e) {
LOG.warn("unable to url-encode " + values.get(i).toString() + ", it will be ignored");
}
concat = "&";
}
}
}
String result = urlBuf.toString();
// Include
try {
include(result, writer, req, res);
} catch (Exception e) {
LOG.warn("Exception thrown during include of " + result, e);
}
return super.end(writer, body);
}
/** Cleans up a request of thread locals */
public void cleanupRequest(HttpServletRequest request) {
Integer counterVal = (Integer) request.getAttribute(CLEANUP_RECURSION_COUNTER);
if (counterVal != null) {
counterVal -= 1;
request.setAttribute(CLEANUP_RECURSION_COUNTER, counterVal);
if (counterVal > 0) {
if (log.isDebugEnabled()) {
log.debug("skipping cleanup counter=" + counterVal);
}
return;
}
}
// always clean up the thread request, even if an action hasn't been executed
try {
dispatcher.cleanUpRequest(request);
} catch (IOException e) {
if (LOG.isWarnEnabled()) {
LOG.warn(
"Cannot clean up the request, some files can still remain in #0 after upload!",
e,
StrutsConstants.STRUTS_MULTIPART_SAVEDIR);
}
} finally {
ActionContext.setContext(null);
Dispatcher.setInstance(null);
}
}
/** Releases all instances bound to this dispatcher instance. */
public void cleanup() {
// clean up ObjectFactory
ObjectFactory objectFactory = getContainer().getInstance(ObjectFactory.class);
if (objectFactory == null) {
if (LOG.isWarnEnabled()) {
LOG.warn(
"Object Factory is null, something is seriously wrong, no clean up will be performed");
}
}
if (objectFactory instanceof ObjectFactoryDestroyable) {
try {
((ObjectFactoryDestroyable) objectFactory).destroy();
} catch (Exception e) {
// catch any exception that may occurred during destroy() and log it
LOG.error(
"exception occurred while destroying ObjectFactory [#0]", e, objectFactory.toString());
}
}
// clean up Dispatcher itself for this thread
instance.set(null);
// clean up DispatcherListeners
if (!dispatcherListeners.isEmpty()) {
for (DispatcherListener l : dispatcherListeners) {
l.dispatcherDestroyed(this);
}
}
// clean up all interceptors by calling their destroy() method
Set<Interceptor> interceptors = new HashSet<Interceptor>();
Collection<PackageConfig> packageConfigs =
configurationManager.getConfiguration().getPackageConfigs().values();
for (PackageConfig packageConfig : packageConfigs) {
for (Object config : packageConfig.getAllInterceptorConfigs().values()) {
if (config instanceof InterceptorStackConfig) {
for (InterceptorMapping interceptorMapping :
((InterceptorStackConfig) config).getInterceptors()) {
interceptors.add(interceptorMapping.getInterceptor());
}
}
}
}
for (Interceptor interceptor : interceptors) {
interceptor.destroy();
}
// Clear container holder when application is unloaded / server shutdown
ContainerHolder.clear();
// cleanup action context
ActionContext.setContext(null);
// clean up configuration
configurationManager.destroyConfiguration();
configurationManager = null;
}
protected void process(
InputStream is, String path, HttpServletRequest request, HttpServletResponse response)
throws IOException {
if (is != null) {
Calendar cal = Calendar.getInstance();
// check for if-modified-since, prior to any other headers
long ifModifiedSince = 0;
try {
ifModifiedSince = request.getDateHeader("If-Modified-Since");
} catch (Exception e) {
log.warn(
"Invalid If-Modified-Since header value: '"
+ request.getHeader("If-Modified-Since")
+ "', ignoring");
}
long lastModifiedMillis = lastModifiedCal.getTimeInMillis();
long now = cal.getTimeInMillis();
cal.add(Calendar.DAY_OF_MONTH, 1);
long expires = cal.getTimeInMillis();
if (ifModifiedSince > 0 && ifModifiedSince <= lastModifiedMillis) {
// not modified, content is not sent - only basic
// headers and status SC_NOT_MODIFIED
response.setDateHeader("Expires", expires);
response.setStatus(HttpServletResponse.SC_NOT_MODIFIED);
is.close();
return;
}
// set the content-type header
String contentType = getContentType(path);
if (contentType != null) {
response.setContentType(contentType);
}
if (serveStaticBrowserCache) {
// set heading information for caching static content
response.setDateHeader("Date", now);
response.setDateHeader("Expires", expires);
response.setDateHeader("Retry-After", expires);
response.setHeader("Cache-Control", "public");
response.setDateHeader("Last-Modified", lastModifiedMillis);
} else {
response.setHeader("Cache-Control", "no-cache");
response.setHeader("Pragma", "no-cache");
response.setHeader("Expires", "-1");
}
try {
copy(is, response.getOutputStream());
} finally {
is.close();
}
return;
}
}
/**
* Creates a new request wrapper to handle multi-part data using methods adapted from Jason Pell's
* multipart classes (see class description).
*
* @param saveDir the directory to save off the file
* @param request the request containing the multipart
* @throws java.io.IOException is thrown if encoding fails.
*/
public void parse(HttpServletRequest request, String saveDir) throws IOException {
try {
processUpload(request, saveDir);
} catch (FileUploadException e) {
if (LOG.isWarnEnabled()) {
LOG.warn("Unable to parse request", e);
}
errors.add(e.getMessage());
}
}
protected void enableAncestorFormCustomOnsubmit() {
Form form = (Form) findAncestor(Form.class);
if (form != null) {
form.addParameter("customOnsubmitEnabled", Boolean.TRUE);
} else {
if (LOG.isWarnEnabled()) {
LOG.warn("Cannot find an Ancestor form, custom onsubmit is NOT enabled");
}
}
}
public int doStartTag() throws JspException {
// value
Object value = findValue(valueAttr);
// separator
String separator = DEFAULT_SEPARATOR;
if (separatorAttr != null && separatorAttr.length() > 0) {
separator = findString(separatorAttr);
}
// TODO: maybe this could be put into an Util class, or there is already one?
// count
int count = 0;
if (countAttr != null && countAttr.length() > 0) {
Object countObj = findValue(countAttr);
if (countObj instanceof Number) {
count = ((Number) countObj).intValue();
} else if (countObj instanceof String) {
try {
count = Integer.parseInt((String) countObj);
} catch (NumberFormatException e) {
LOG.warn(
"unable to convert count attribute ["
+ countObj
+ "] to number, ignore count attribute",
e);
}
}
}
// converter
Converter converter = null;
if (converterAttr != null && converterAttr.length() > 0) {
converter = (Converter) findValue(converterAttr);
}
iteratorGenerator = new IteratorGenerator();
iteratorGenerator.setValues(value);
iteratorGenerator.setCount(count);
iteratorGenerator.setSeparator(separator);
iteratorGenerator.setConverter(converter);
iteratorGenerator.execute();
// Push resulting iterator on stack and put into
// stack context if we have a "var" specified.
getStack().push(iteratorGenerator);
if (var != null && var.length() > 0) {
getStack().getContext().put(var, iteratorGenerator);
}
return EVAL_BODY_INCLUDE;
}
/** Add map to buffer */
protected void map(Map map, Method method) throws JSONException {
this.add("{");
Iterator it = map.entrySet().iterator();
boolean warnedNonString = false; // one report per map
boolean hasData = false;
while (it.hasNext()) {
Map.Entry entry = (Map.Entry) it.next();
if (excludeNullProperties && entry.getValue() == null) {
continue;
}
Object key = entry.getKey();
if (key == null) {
LOG.error("Cannot build expression for null key in #0", exprStack);
continue;
}
String expr = null;
if (this.buildExpr) {
expr = this.expandExpr(key.toString());
if (this.shouldExcludeProperty(expr)) {
continue;
}
expr = this.setExprStack(expr);
}
if (hasData) {
this.add(',');
}
hasData = true;
if (!warnedNonString && !(key instanceof String)) {
if (LOG.isWarnEnabled()) {
LOG.warn(
"JavaScript doesn't support non-String keys, using toString() on #0",
key.getClass().getName());
}
warnedNonString = true;
}
this.value(key.toString(), method);
this.add(":");
this.value(entry.getValue(), method);
if (this.buildExpr) {
this.setExprStack(expr);
}
}
this.add("}");
}
/**
* Return the path to save uploaded files to (this is configurable).
*
* @return the path to save uploaded files to
* @param servletContext Our ServletContext
*/
private String getSaveDir(ServletContext servletContext) {
String saveDir = multipartSaveDir.trim();
if (saveDir.equals("")) {
File tempdir = (File) servletContext.getAttribute("javax.servlet.context.tempdir");
if (LOG.isInfoEnabled()) {
LOG.info(
"Unable to find 'struts.multipart.saveDir' property setting. Defaulting to javax.servlet.context.tempdir");
}
if (tempdir != null) {
saveDir = tempdir.toString();
setMultipartSaveDir(saveDir);
}
} else {
File multipartSaveDir = new File(saveDir);
if (!multipartSaveDir.exists()) {
if (!multipartSaveDir.mkdirs()) {
String logMessage;
try {
logMessage =
"Could not find create multipart save directory '"
+ multipartSaveDir.getCanonicalPath()
+ "'.";
} catch (IOException e) {
logMessage =
"Could not find create multipart save directory '"
+ multipartSaveDir.toString()
+ "'.";
}
if (devMode) {
LOG.error(logMessage);
} else {
if (LOG.isWarnEnabled()) {
LOG.warn(logMessage);
}
}
}
}
}
if (LOG.isDebugEnabled()) {
LOG.debug("saveDir=" + saveDir);
}
return saveDir;
}
protected Map getTooltipConfig(UIBean component) {
Object tooltipConfigObj = component.getParameters().get("tooltipConfig");
Map<String, String> tooltipConfig = new LinkedHashMap<String, String>();
if (tooltipConfigObj instanceof Map) {
// we get this if its configured using
// 1] UI component's tooltipConfig attribute OR
// 2] <param name="tooltip" value="" /> param tag value attribute
tooltipConfig = new LinkedHashMap<String, String>((Map) tooltipConfigObj);
} else if (tooltipConfigObj instanceof String) {
// we get this if its configured using
// <param name="tooltipConfig"> ... </param> tag's body
String tooltipConfigStr = (String) tooltipConfigObj;
String[] tooltipConfigArray = tooltipConfigStr.split("\\|");
for (String aTooltipConfigArray : tooltipConfigArray) {
String[] configEntry = aTooltipConfigArray.trim().split("=");
String key = configEntry[0].trim();
String value;
if (configEntry.length > 1) {
value = configEntry[1].trim();
tooltipConfig.put(key, value);
} else {
if (LOG.isWarnEnabled()) {
LOG.warn(
"component "
+ component
+ " tooltip config param "
+ key
+ " has no value defined, skipped");
}
}
}
}
if (component.javascriptTooltip != null)
tooltipConfig.put("jsTooltipEnabled", component.javascriptTooltip);
if (component.tooltipIconPath != null)
tooltipConfig.put("tooltipIcon", component.tooltipIconPath);
if (component.tooltipDelay != null) tooltipConfig.put("tooltipDelay", component.tooltipDelay);
return tooltipConfig;
}
public void evaluateParams() {
String templateDir = getTemplateDir();
String theme = getTheme();
addParameter("templateDir", templateDir);
addParameter("theme", theme);
addParameter("template", template != null ? findString(template) : getDefaultTemplate());
addParameter("dynamicAttributes", dynamicAttributes);
addParameter("themeExpansionToken", uiThemeExpansionToken);
addParameter("expandTheme", uiThemeExpansionToken + theme);
String name = null;
String providedLabel = null;
if (this.key != null) {
if (this.name == null) {
this.name = key;
}
if (this.label == null) {
// lookup the label from a TextProvider (default value is the key)
providedLabel = TextProviderHelper.getText(key, key, stack);
}
}
if (this.name != null) {
name = findString(this.name);
addParameter("name", name);
}
if (label != null) {
addParameter("label", findString(label));
} else {
if (providedLabel != null) {
// label found via a TextProvider
addParameter("label", providedLabel);
}
}
if (labelSeparator != null) {
addParameter("labelseparator", findString(labelSeparator));
}
if (labelPosition != null) {
addParameter("labelposition", findString(labelPosition));
}
if (requiredPosition != null) {
addParameter("requiredPosition", findString(requiredPosition));
}
if (errorPosition != null) {
addParameter("errorposition", findString(errorPosition));
}
if (requiredLabel != null) {
addParameter("required", findValue(requiredLabel, Boolean.class));
}
if (disabled != null) {
addParameter("disabled", findValue(disabled, Boolean.class));
}
if (tabindex != null) {
addParameter("tabindex", findString(tabindex));
}
if (onclick != null) {
addParameter("onclick", findString(onclick));
}
if (ondblclick != null) {
addParameter("ondblclick", findString(ondblclick));
}
if (onmousedown != null) {
addParameter("onmousedown", findString(onmousedown));
}
if (onmouseup != null) {
addParameter("onmouseup", findString(onmouseup));
}
if (onmouseover != null) {
addParameter("onmouseover", findString(onmouseover));
}
if (onmousemove != null) {
addParameter("onmousemove", findString(onmousemove));
}
if (onmouseout != null) {
addParameter("onmouseout", findString(onmouseout));
}
if (onfocus != null) {
addParameter("onfocus", findString(onfocus));
}
if (onblur != null) {
addParameter("onblur", findString(onblur));
}
if (onkeypress != null) {
addParameter("onkeypress", findString(onkeypress));
}
if (onkeydown != null) {
addParameter("onkeydown", findString(onkeydown));
}
if (onkeyup != null) {
addParameter("onkeyup", findString(onkeyup));
}
if (onselect != null) {
addParameter("onselect", findString(onselect));
}
if (onchange != null) {
addParameter("onchange", findString(onchange));
}
if (accesskey != null) {
addParameter("accesskey", findString(accesskey));
}
if (cssClass != null) {
addParameter("cssClass", findString(cssClass));
}
if (cssStyle != null) {
addParameter("cssStyle", findString(cssStyle));
}
if (cssErrorClass != null) {
addParameter("cssErrorClass", findString(cssErrorClass));
}
if (cssErrorStyle != null) {
addParameter("cssErrorStyle", findString(cssErrorStyle));
}
if (title != null) {
addParameter("title", findString(title));
}
// see if the value was specified as a parameter already
if (parameters.containsKey("value")) {
parameters.put("nameValue", parameters.get("value"));
} else {
if (evaluateNameValue()) {
final Class valueClazz = getValueClassType();
if (valueClazz != null) {
if (value != null) {
addParameter("nameValue", findValue(value, valueClazz));
} else if (name != null) {
String expr = completeExpressionIfAltSyntax(name);
addParameter("nameValue", findValue(expr, valueClazz));
}
} else {
if (value != null) {
addParameter("nameValue", findValue(value));
} else if (name != null) {
addParameter("nameValue", findValue(name));
}
}
}
}
final Form form = (Form) findAncestor(Form.class);
// create HTML id element
populateComponentHtmlId(form);
if (form != null) {
addParameter("form", form.getParameters());
if (name != null) {
// list should have been created by the form component
List<String> tags = (List<String>) form.getParameters().get("tagNames");
tags.add(name);
}
}
// tooltip & tooltipConfig
if (tooltipConfig != null) {
addParameter("tooltipConfig", findValue(tooltipConfig));
}
if (tooltip != null) {
addParameter("tooltip", findString(tooltip));
Map tooltipConfigMap = getTooltipConfig(this);
if (form != null) { // inform the containing form that we need tooltip javascript included
form.addParameter("hasTooltip", Boolean.TRUE);
// tooltipConfig defined in component itseilf will take precedence
// over those defined in the containing form
Map overallTooltipConfigMap = getTooltipConfig(form);
overallTooltipConfigMap.putAll(tooltipConfigMap); // override parent form's tooltip config
for (Object o : overallTooltipConfigMap.entrySet()) {
Map.Entry entry = (Map.Entry) o;
addParameter((String) entry.getKey(), entry.getValue());
}
} else {
if (LOG.isWarnEnabled()) {
LOG.warn(
"No ancestor Form found, javascript based tooltip will not work, however standard HTML tooltip using alt and title attribute will still work ");
}
}
// TODO: this is to keep backward compatibility, remove once when tooltipConfig is dropped
String jsTooltipEnabled = (String) getParameters().get("jsTooltipEnabled");
if (jsTooltipEnabled != null) this.javascriptTooltip = jsTooltipEnabled;
// TODO: this is to keep backward compatibility, remove once when tooltipConfig is dropped
String tooltipIcon = (String) getParameters().get("tooltipIcon");
if (tooltipIcon != null) this.addParameter("tooltipIconPath", tooltipIcon);
if (this.tooltipIconPath != null)
this.addParameter("tooltipIconPath", findString(this.tooltipIconPath));
// TODO: this is to keep backward compatibility, remove once when tooltipConfig is dropped
String tooltipDelayParam = (String) getParameters().get("tooltipDelay");
if (tooltipDelayParam != null) this.addParameter("tooltipDelay", tooltipDelayParam);
if (this.tooltipDelay != null)
this.addParameter("tooltipDelay", findString(this.tooltipDelay));
if (this.javascriptTooltip != null) {
Boolean jsTooltips = (Boolean) findValue(this.javascriptTooltip, Boolean.class);
// TODO use a Boolean model when tooltipConfig is dropped
this.addParameter("jsTooltipEnabled", jsTooltips.toString());
if (form != null) form.addParameter("hasTooltip", jsTooltips);
if (this.tooltipCssClass != null)
this.addParameter("tooltipCssClass", findString(this.tooltipCssClass));
}
}
evaluateExtraParams();
}
public String intercept(ActionInvocation invocation) throws Exception {
ActionContext ac = invocation.getInvocationContext();
HttpServletRequest request = (HttpServletRequest) ac.get(ServletActionContext.HTTP_REQUEST);
if (!(request instanceof MultiPartRequestWrapper)) {
if (LOG.isDebugEnabled()) {
ActionProxy proxy = invocation.getProxy();
LOG.debug(
getTextMessage(
"struts.messages.bypass.request",
new String[] {proxy.getNamespace(), proxy.getActionName()}));
}
return invocation.invoke();
}
ValidationAware validation = null;
Object action = invocation.getAction();
if (action instanceof ValidationAware) {
validation = (ValidationAware) action;
}
MultiPartRequestWrapper multiWrapper = (MultiPartRequestWrapper) request;
if (multiWrapper.hasErrors()) {
for (String error : multiWrapper.getErrors()) {
if (validation != null) {
validation.addActionError(error);
}
if (LOG.isWarnEnabled()) {
LOG.warn(error);
}
}
}
// bind allowed Files
Enumeration fileParameterNames = multiWrapper.getFileParameterNames();
while (fileParameterNames != null && fileParameterNames.hasMoreElements()) {
// get the value of this input tag
String inputName = (String) fileParameterNames.nextElement();
// get the content type
String[] contentType = multiWrapper.getContentTypes(inputName);
if (isNonEmpty(contentType)) {
// get the name of the file from the input tag
String[] fileName = multiWrapper.getFileNames(inputName);
if (isNonEmpty(fileName)) {
// get a File object for the uploaded File
File[] files = multiWrapper.getFiles(inputName);
if (files != null && files.length > 0) {
List<File> acceptedFiles = new ArrayList<File>(files.length);
List<String> acceptedContentTypes = new ArrayList<String>(files.length);
List<String> acceptedFileNames = new ArrayList<String>(files.length);
String contentTypeName = inputName + "ContentType";
String fileNameName = inputName + "FileName";
for (int index = 0; index < files.length; index++) {
if (acceptFile(
action,
files[index],
fileName[index],
contentType[index],
inputName,
validation)) {
acceptedFiles.add(files[index]);
acceptedContentTypes.add(contentType[index]);
acceptedFileNames.add(fileName[index]);
}
}
if (!acceptedFiles.isEmpty()) {
Map<String, Object> params = ac.getParameters();
params.put(inputName, acceptedFiles.toArray(new File[acceptedFiles.size()]));
params.put(
contentTypeName,
acceptedContentTypes.toArray(new String[acceptedContentTypes.size()]));
params.put(
fileNameName, acceptedFileNames.toArray(new String[acceptedFileNames.size()]));
}
}
} else {
if (LOG.isWarnEnabled()) {
LOG.warn(
getTextMessage(action, "struts.messages.invalid.file", new String[] {inputName}));
}
}
} else {
if (LOG.isWarnEnabled()) {
LOG.warn(
getTextMessage(
action, "struts.messages.invalid.content.type", new String[] {inputName}));
}
}
}
// invoke action
return invocation.invoke();
}
/**
* Override for added functionality. Checks if the proposed file is acceptable based on
* contentType and size.
*
* @param action - uploading action for message retrieval.
* @param file - proposed upload file.
* @param contentType - contentType of the file.
* @param inputName - inputName of the file.
* @param validation - Non-null ValidationAware if the action implements ValidationAware, allowing
* for better logging.
* @return true if the proposed file is acceptable by contentType and size.
*/
protected boolean acceptFile(
Object action,
File file,
String filename,
String contentType,
String inputName,
ValidationAware validation) {
boolean fileIsAcceptable = false;
// If it's null the upload failed
if (file == null) {
String errMsg =
getTextMessage(action, "struts.messages.error.uploading", new String[] {inputName});
if (validation != null) {
validation.addFieldError(inputName, errMsg);
}
if (LOG.isWarnEnabled()) {
LOG.warn(errMsg);
}
} else if (maximumSize != null && maximumSize < file.length()) {
String errMsg =
getTextMessage(
action,
"struts.messages.error.file.too.large",
new String[] {inputName, filename, file.getName(), "" + file.length()});
if (validation != null) {
validation.addFieldError(inputName, errMsg);
}
if (LOG.isWarnEnabled()) {
LOG.warn(errMsg);
}
} else if ((!allowedTypesSet.isEmpty()) && (!containsItem(allowedTypesSet, contentType))) {
String errMsg =
getTextMessage(
action,
"struts.messages.error.content.type.not.allowed",
new String[] {inputName, filename, file.getName(), contentType});
if (validation != null) {
validation.addFieldError(inputName, errMsg);
}
if (LOG.isWarnEnabled()) {
LOG.warn(errMsg);
}
} else if ((!allowedExtensionsSet.isEmpty())
&& (!hasAllowedExtension(allowedExtensionsSet, filename))) {
String errMsg =
getTextMessage(
action,
"struts.messages.error.file.extension.not.allowed",
new String[] {inputName, filename, file.getName(), contentType});
if (validation != null) {
validation.addFieldError(inputName, errMsg);
}
if (LOG.isWarnEnabled()) {
LOG.warn(errMsg);
}
} else {
fileIsAcceptable = true;
}
return fileIsAcceptable;
}
/**
* Load Action class for mapping and invoke the appropriate Action method, or go directly to the
* Result.
*
* <p>This method first creates the action context from the given parameters, and then loads an
* <tt>ActionProxy</tt> from the given action name and namespace. After that, the Action method is
* executed and output channels through the response object. Actions not found are sent back to
* the user via the {@link Dispatcher#sendError} method, using the 404 return code. All other
* errors are reported by throwing a ServletException.
*
* @param request the HttpServletRequest object
* @param response the HttpServletResponse object
* @param mapping the action mapping object
* @throws ServletException when an unknown error occurs (not a 404, but typically something that
* would end up as a 5xx by the servlet container)
* @param context Our ServletContext object
*/
public void serviceAction(
HttpServletRequest request,
HttpServletResponse response,
ServletContext context,
ActionMapping mapping)
throws ServletException {
Map<String, Object> extraContext = createContextMap(request, response, mapping, context);
// If there was a previous value stack, then create a new copy and pass it in to be used by the
// new Action
ValueStack stack =
(ValueStack) request.getAttribute(ServletActionContext.STRUTS_VALUESTACK_KEY);
boolean nullStack = stack == null;
if (nullStack) {
ActionContext ctx = ActionContext.getContext();
if (ctx != null) {
stack = ctx.getValueStack();
}
}
if (stack != null) {
extraContext.put(ActionContext.VALUE_STACK, valueStackFactory.createValueStack(stack));
}
String timerKey = "Handling request from Dispatcher";
try {
UtilTimerStack.push(timerKey);
String namespace = mapping.getNamespace();
String name = mapping.getName();
String method = mapping.getMethod();
Configuration config = configurationManager.getConfiguration();
ActionProxy proxy =
config
.getContainer()
.getInstance(ActionProxyFactory.class)
.createActionProxy(namespace, name, method, extraContext, true, false);
request.setAttribute(
ServletActionContext.STRUTS_VALUESTACK_KEY, proxy.getInvocation().getStack());
// if the ActionMapping says to go straight to a result, do it!
if (mapping.getResult() != null) {
Result result = mapping.getResult();
result.execute(proxy.getInvocation());
} else {
proxy.execute();
}
// If there was a previous value stack then set it back onto the request
if (!nullStack) {
request.setAttribute(ServletActionContext.STRUTS_VALUESTACK_KEY, stack);
}
} catch (ConfigurationException e) {
// WW-2874 Only log error if in devMode
if (devMode) {
String reqStr = request.getRequestURI();
if (request.getQueryString() != null) {
reqStr = reqStr + "?" + request.getQueryString();
}
LOG.error("Could not find action or result\n" + reqStr, e);
} else {
if (LOG.isWarnEnabled()) {
LOG.warn("Could not find action or result", e);
}
}
sendError(request, response, context, HttpServletResponse.SC_NOT_FOUND, e);
} catch (Exception e) {
if (handleException || devMode) {
sendError(request, response, context, HttpServletResponse.SC_INTERNAL_SERVER_ERROR, e);
} else {
throw new ServletException(e);
}
} finally {
UtilTimerStack.pop(timerKey);
}
}
/*
* (non-Javadoc)
*
* @see org.apache.struts2.dispatcher.mapper.ActionMapper#getMapping(javax.servlet.http.HttpServletRequest)
*/
public ActionMapping getMapping(HttpServletRequest request, ConfigurationManager configManager) {
if (!isSlashesInActionNames()) {
throw new IllegalStateException(
"This action mapper requires the setting 'slashesInActionNames' to be set to 'true'");
}
ActionMapping mapping = super.getMapping(request, configManager);
if (mapping == null) {
return null;
}
String actionName = mapping.getName();
String id = null;
// Only try something if the action name is specified
if (actionName != null && actionName.length() > 0) {
int lastSlashPos = actionName.lastIndexOf('/');
if (lastSlashPos > -1) {
id = actionName.substring(lastSlashPos + 1);
}
// If a method hasn't been explicitly named, try to guess using ReST-style patterns
if (mapping.getMethod() == null) {
if (lastSlashPos == actionName.length() - 1) {
// Index e.g. foo/
if (isGet(request)) {
mapping.setMethod("index");
// Creating a new entry on POST e.g. foo/
} else if (isPost(request)) {
mapping.setMethod("create");
}
} else if (lastSlashPos > -1) {
// Viewing the form to create a new item e.g. foo/new
if (isGet(request) && "new".equals(id)) {
mapping.setMethod("editNew");
// Viewing an item e.g. foo/1
} else if (isGet(request)) {
mapping.setMethod("view");
// Removing an item e.g. foo/1
} else if (isDelete(request)) {
mapping.setMethod("remove");
// Updating an item e.g. foo/1
} else if (isPut(request)) {
mapping.setMethod("update");
}
}
if (idParameterName != null && lastSlashPos > -1) {
actionName = actionName.substring(0, lastSlashPos);
}
}
if (idParameterName != null && id != null) {
if (mapping.getParams() == null) {
mapping.setParams(new HashMap<String, Object>());
}
mapping.getParams().put(idParameterName, id);
}
// Try to determine parameters from the url before the action name
int actionSlashPos = actionName.lastIndexOf('/', lastSlashPos - 1);
if (actionSlashPos > 0 && actionSlashPos < lastSlashPos) {
String params = actionName.substring(0, actionSlashPos);
HashMap<String, String> parameters = new HashMap<String, String>();
try {
StringTokenizer st = new StringTokenizer(params, "/");
boolean isNameTok = true;
String paramName = null;
String paramValue;
while (st.hasMoreTokens()) {
if (isNameTok) {
paramName = URLDecoder.decode(st.nextToken(), "UTF-8");
isNameTok = false;
} else {
paramValue = URLDecoder.decode(st.nextToken(), "UTF-8");
if ((paramName != null) && (paramName.length() > 0)) {
parameters.put(paramName, paramValue);
}
isNameTok = true;
}
}
if (parameters.size() > 0) {
if (mapping.getParams() == null) {
mapping.setParams(new HashMap<String, Object>());
}
mapping.getParams().putAll(parameters);
}
} catch (Exception e) {
if (LOG.isWarnEnabled()) {
LOG.warn("Unable to determine parameters from the url", e);
}
}
mapping.setName(actionName.substring(actionSlashPos + 1));
}
}
return mapping;
}
