本文整理匯總了Java中net.sourceforge.stripes.util.HtmlUtil類的典型用法代碼示例。如果您正苦於以下問題：Java HtmlUtil類的具體用法？Java HtmlUtil怎麽用？Java HtmlUtil使用的例子？那麽, 這裏精選的類代碼示例或許可以為您提供幫助。
HtmlUtil類屬於net.sourceforge.stripes.util包，在下文中一共展示了HtmlUtil類的10個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。
示例1: getFieldsPresentValue
import net.sourceforge.stripes.util.HtmlUtil; //導入依賴的package包/類
/** Get the encrypted value of the __fp hidden field. */
protected String getFieldsPresentValue() {
// Figure out what set of names to include
Set<String> namesToInclude = new HashSet<String>();
if (isWizard()) {
namesToInclude.addAll(this.fieldsPresent.keySet());
}
else {
for (Map.Entry<String,Class<?>> entry : this.fieldsPresent.entrySet()) {
Class<?> fieldClass = entry.getValue();
if (InputSelectTag.class.isAssignableFrom(fieldClass)
|| InputCheckBoxTag.class.isAssignableFrom(fieldClass)) {
namesToInclude.add(entry.getKey());
}
}
}
// Combine the names into a delimited String and encrypt it
String hiddenFieldValue = HtmlUtil.combineValues(namesToInclude);
return CryptoUtil.encrypt(hiddenFieldValue);
}
示例2: view
import net.sourceforge.stripes.util.HtmlUtil; //導入依賴的package包/類
/**
* Handler method which will handle a request for a resource in the web application
* and stream it back to the client inside of an HTML preformatted section.
*/
public Resolution view() {
final InputStream stream = getContext().getRequest().getSession()
.getServletContext().getResourceAsStream(this.resource);
final BufferedReader reader = new BufferedReader( new InputStreamReader(stream) );
return new Resolution() {
public void execute(HttpServletRequest request, HttpServletResponse response) throws Exception {
PrintWriter writer = response.getWriter();
writer.write("<html><head><title>");
writer.write(resource);
writer.write("</title></head><body><pre>");
String line;
while ( (line = reader.readLine()) != null ) {
writer.write(HtmlUtil.encode(line));
writer.write("\n");
}
writer.write("</pre></body></html>");
}
};
}
示例3: getFieldsPresentInfo
import net.sourceforge.stripes.util.HtmlUtil; //導入依賴的package包/類
/**
* In a lot of cases (and specifically during wizards) the Stripes form field writes out a
* hidden field containing a set of field names. This is encrypted to stop the user from
* monkeying with it. This method retrieves the list of field names, decrypts it and splits it
* out into a Collection of field names.
*
* @param bean the current ActionBean
* @return a non-null (though possibly empty) list of field names
*/
protected Collection<String> getFieldsPresentInfo(ActionBean bean) {
ActionBeanContext ctx = bean.getContext();
String fieldsPresent = ctx.getRequest().getParameter(StripesConstants.URL_KEY_FIELDS_PRESENT);
Wizard wizard = bean.getClass().getAnnotation(Wizard.class);
boolean isWizard = wizard != null;
if (fieldsPresent == null || "".equals(fieldsPresent)) {
if (isWizard && !CollectionUtil.contains(wizard.startEvents(), ctx.getEventName())) {
throw new StripesRuntimeException(
"Submission of a wizard form in Stripes absolutely requires that "
+ "the hidden field Stripes writes containing the names of the fields "
+ "present on the form is present and encrypted (as Stripes write it). "
+ "This is necessary to prevent a user from spoofing the system and "
+ "getting around any security/data checks.");
}
else {
return Collections.emptySet();
}
}
else {
fieldsPresent = CryptoUtil.decrypt(fieldsPresent);
return HtmlUtil.splitValues(fieldsPresent);
}
}
示例4: doEndInputTag
import net.sourceforge.stripes.util.HtmlUtil; //導入依賴的package包/類
/**
* Determines which source is applicable for the contents of the textarea and then writes
* out the textarea tag including the body.
*
* @return EVAL_PAGE in all cases.
* @throws JspException if the enclosing form tag cannot be found, or output cannot be written.
*/
@Override
public int doEndInputTag() throws JspException {
try {
// Find out if we have a value from the PopulationStrategy
Object value = getSingleOverrideValue();
writeOpenTag(getPageContext().getOut(), "textarea");
// Write out the contents of the text area
if (value != null) {
// Most browsers have this annoying habit of eating the first newline
// in a textarea tag. Since this is probably not desired, sometimes
// we need to add an extra newline into the output before the value
String body = getBodyContentAsString();
if (body == null || !body.equals(value)) {
getPageContext().getOut().write('\n');
}
getPageContext().getOut().write( HtmlUtil.encode(format(value)) );
}
writeCloseTag(getPageContext().getOut(), "textarea");
return EVAL_PAGE;
}
catch (IOException ioe) {
throw new StripesJspException("Could not write out textarea tag.", ioe);
}
}
示例5: writeAttributes
import net.sourceforge.stripes.util.HtmlUtil; //導入依賴的package包/類
/**
* For every attribute stored in the attributes map for this tag, writes out the tag
* attributes in the form x="y". All attributes are HTML encoded before being written
* to the page to ensure that HTML special characters are rendered properly.
*
* @param writer the JspWriter to write the open tag to
* @throws IOException if the JspWriter causes an exception
*/
protected void writeAttributes(JspWriter writer) throws IOException {
for (Map.Entry<String,String> attr: getAttributes().entrySet() ) {
// Skip the output of blank attributes!
String value = attr.getValue();
if (value == null) continue;
writer.print(" ");
writer.print(attr.getKey());
writer.print("=\"");
writer.print( HtmlUtil.encode(value) );
writer.print("\"");
}
}
示例6: getParamNames
import net.sourceforge.stripes.util.HtmlUtil; //導入依賴的package包/類
/** Returns all the submitted parameters in the current or the former requests. */
@SuppressWarnings("unchecked")
protected Set<String> getParamNames() {
// Combine actual parameter names with input names from the form, which might not be
// represented by a real request parameter
Set<String> paramNames = new HashSet<String>();
ServletRequest request = getPageContext().getRequest();
paramNames.addAll(request.getParameterMap().keySet());
String fieldsPresent = request.getParameter(URL_KEY_FIELDS_PRESENT);
if (fieldsPresent != null) {
paramNames.addAll(HtmlUtil.splitValues(CryptoUtil.decrypt(fieldsPresent)));
}
return paramNames;
}
示例7: fillInValidationErrors
import net.sourceforge.stripes.util.HtmlUtil; //導入依賴的package包/類
/**
* Makes sure that validation errors have all the necessary information to render
* themselves properly, including the UrlBinding of the action bean and the field
* value if it hasn't already been set.
*
* @param ctx the ExecutionContext being used to process the current request
*/
public static void fillInValidationErrors(ExecutionContext ctx) {
ActionBeanContext context = ctx.getActionBeanContext();
ValidationErrors errors = context.getValidationErrors();
if (errors.size() > 0) {
String formAction = StripesFilter.getConfiguration().getActionResolver()
.getUrlBinding(ctx.getActionBean().getClass());
HttpServletRequest request = ctx.getActionBeanContext().getRequest();
/** Since we don't pass form action down the stack, we add it to the errors here. */
for (Map.Entry<String, List<ValidationError>> entry : errors.entrySet()) {
String parameterName = entry.getKey();
List<ValidationError> listOfErrors = entry.getValue();
for (ValidationError error : listOfErrors) {
// Make sure we process each error only once, no matter how often we're called
if (error.getActionPath() == null) {
error.setActionPath(formAction);
error.setBeanclass(ctx.getActionBean().getClass());
// If the value isn't set, set it, otherwise encode the one that's there
if (error.getFieldValue() == null) {
error.setFieldValue(HtmlUtil.encode(request.getParameter(parameterName)));
}
else {
error.setFieldValue(HtmlUtil.encode(error.getFieldValue()));
}
}
}
}
}
}
示例8: execute
import net.sourceforge.stripes.util.HtmlUtil; //導入依賴的package包/類
public void execute(HttpServletRequest request, HttpServletResponse response) throws Exception {
// log an exception for the stack trace
SourcePageNotFoundException exception = new SourcePageNotFoundException(getContext());
log.error(exception);
// start the HTML error report
response.setContentType("text/html");
PrintWriter writer = response.getWriter();
writer.println("<div style=\"font-family: Arial, sans-serif; font-size: 10pt;\">");
writer.println("<h1>Stripes validation error report</h1><p>");
writer.println(HtmlUtil.encode(exception.getMessage()));
writer.println("</p><h2>Validation errors</h2><p>");
sendErrors(request, response);
writer.println("</p></div>");
}
示例9: sendErrors
import net.sourceforge.stripes.util.HtmlUtil; //導入依賴的package包/類
/**
* Called by {@link #execute(HttpServletRequest, HttpServletResponse)} to write the actual
* validation errors to the client. The {@code header}, {@code footer}, {@code beforeError} and
* {@code afterError} resources are used by this method.
*
* @param request The servlet request.
* @param response The servlet response.
*/
protected void sendErrors(HttpServletRequest request, HttpServletResponse response)
throws Exception {
// Output all errors in a standard format
Locale locale = request.getLocale();
ResourceBundle bundle = null;
try {
bundle = StripesFilter.getConfiguration().getLocalizationBundleFactory()
.getErrorMessageBundle(locale);
}
catch (MissingResourceException mre) {
log.warn(getClass().getName(), " could not find the error messages resource bundle. ",
"As a result default headers/footers etc. will be used. Check that ",
"you have a StripesResources.properties in your classpath (unless ",
"of course you have configured a different bundle).");
}
// Fetch the header and footer
String header = getResource(bundle, "header", ErrorsTag.DEFAULT_HEADER);
String footer = getResource(bundle, "footer", ErrorsTag.DEFAULT_FOOTER);
String openElement = getResource(bundle, "beforeError", "<li>");
String closeElement = getResource(bundle, "afterError", "</li>");
// Write out the error messages
PrintWriter writer = response.getWriter();
writer.write(header);
for (List<ValidationError> list : getContext().getValidationErrors().values()) {
for (ValidationError fieldError : list) {
writer.write(openElement);
writer.write(HtmlUtil.encode(fieldError.getMessage(locale)));
writer.write(closeElement);
}
}
writer.write(footer);
}
示例10: doEndInputTag
import net.sourceforge.stripes.util.HtmlUtil; //導入依賴的package包/類
/**
* Locates the option's parent select tag, determines selection state and then writes out
* an option tag with an appropriate body.
*
* @return EVAL_PAGE in all cases.
* @throws JspException if the option is not contained inside an InputSelectTag or output
* cannot be written.
*/
@Override
public int doEndInputTag() throws JspException {
// Find our mandatory enclosing select tag
InputSelectTag selectTag = getParentTag(InputSelectTag.class);
if (selectTag == null) {
throw new StripesJspException
("Option tags must always be contained inside a select tag.");
}
// Decide if the label will come from the body of the option, of the label attr
String actualLabel = getBodyContentAsString();
if (actualLabel == null) {
actualLabel = HtmlUtil.encode(this.label);
}
// If no explicit value attribute set, use the tag label as the value
Object actualValue;
if (this.value == null) {
actualValue = actualLabel;
}
else {
actualValue = this.value;
}
getAttributes().put("value", format(actualValue));
// Determine if the option should be selected
if (selectTag.isOptionSelected(actualValue, (this.selected != null))) {
getAttributes().put("selected", "selected");
}
// And finally write the tag out to the page
try {
writeOpenTag(getPageContext().getOut(), "option");
if (actualLabel != null) {
getPageContext().getOut().write(actualLabel);
}
writeCloseTag(getPageContext().getOut(), "option");
// Clean out the attributes we modified
getAttributes().remove("selected");
getAttributes().remove("value");
}
catch (IOException ioe) {
throw new JspException("IOException in InputOptionTag.doEndTag().", ioe);
}
return EVAL_PAGE;
}