Example usage for javax.servlet.jsp JspException JspException

List of usage examples for javax.servlet.jsp JspException JspException

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Introduction

In this page you can find the example usage for javax.servlet.jsp JspException JspException.

Prototype

public JspException(Throwable cause)

Source Link

Document

Constructs a new JspException with the specified cause.

Usage

From source file:com.glaf.core.tag.TagUtils.java

/**
 * Write the specified text as the response to the writer associated with
 * this page. <strong>WARNING</strong> - If you are writing body content
 * from the <code>doAfterBody()</code> method of a custom tag class that
 * implements <code>BodyTag</code>, you should be calling
 * <code>writePrevious()</code> instead.
 * //from  w w  w .j a  v  a2  s .com
 * @param pageContext
 *            The PageContext object for this page
 * @param text
 *            The text to be written
 * @throws JspException
 *             if an input/output error occurs (already saved)
 */
public void write(PageContext pageContext, String text) throws JspException {
    JspWriter writer = pageContext.getOut();

    try {
        writer.print(text);
    } catch (IOException e) {
        saveException(pageContext, e);
        throw new JspException(messages.getMessage("write.io", e.toString()));
    }
}

From source file:com.glaf.core.tag.TagUtils.java

/**
 * Write the specified text as the response to the writer associated with
 * the body content for the tag within which we are currently nested.
 * //from  ww  w.  j  ava  2  s  .  c  o  m
 * @param pageContext
 *            The PageContext object for this page
 * @param text
 *            The text to be written
 * @throws JspException
 *             if an input/output error occurs (already saved)
 */
public void writePrevious(PageContext pageContext, String text) throws JspException {
    JspWriter writer = pageContext.getOut();

    if (writer instanceof BodyContent) {
        writer = ((BodyContent) writer).getEnclosingWriter();
    }

    try {
        writer.print(text);
    } catch (IOException e) {
        saveException(pageContext, e);
        throw new JspException(messages.getMessage("write.io", e.toString()));
    }
}

From source file:com.redhat.rhn.frontend.taglibs.list.ListTagUtil.java

/**
 * Renders the filter UI//from  ww w  . ja va2 s  . co  m
 * @param pageContext caller's page context
 * @param filter ListFilter instance
 * @param uniqueName name of the list
 * @param width width of the list
 * @param columnCount list's column count
 * @param searchParent true if list tag allows searching of parent
 * @param searchChild true if the list tag allows searching of child
 * @throws JspException if something bad happens writing to the page
 */
public static void renderFilterUI(PageContext pageContext, ListFilter filter, String uniqueName, String width,
        int columnCount, boolean searchParent, boolean searchChild) throws JspException {
    LocalizationService ls = LocalizationService.getInstance();
    HttpServletRequest request = (HttpServletRequest) pageContext.getRequest();
    String filterByKey = makeFilterByLabel(uniqueName);
    String filterBy = request.getParameter(filterByKey);
    String filterValueKey = makeFilterValueByLabel(uniqueName);
    String filterName = makeFilterNameByLabel(uniqueName);
    String filterValue = ListTagHelper.getFilterValue(pageContext.getRequest(), uniqueName);

    //We set this so we know next time around what the old filter value was
    ListTagUtil.write(pageContext, String.format(HIDDEN_TEXT, makeOldFilterValueByLabel(uniqueName),
            StringEscapeUtils.escapeHtml(filterValue)));

    List fields = filter.getFieldNames();
    if (fields == null || fields.size() == 0) {
        throw new JspException("ListFilter.getFieldNames() returned no field names");
    } else if (fields.size() == 1) {
        ListTagUtil.write(pageContext, "<input type=\"hidden\" name=\"");
        ListTagUtil.write(pageContext, filterByKey);
        ListTagUtil.write(pageContext, "\" value=\"");
        ListTagUtil.write(pageContext, fields.get(0).toString());
        ListTagUtil.write(pageContext, "\" />");
    } else {
        ListTagUtil.write(pageContext, ls.getMessage("message.filterby.multiple"));
        ListTagUtil.write(pageContext, "<select name=\"");
        ListTagUtil.write(pageContext, filterByKey);
        ListTagUtil.write(pageContext, "\">");
        for (Iterator iter = fields.iterator(); iter.hasNext();) {
            String field = (String) iter.next();
            ListTagUtil.write(pageContext, "<option value=\"");
            ListTagUtil.write(pageContext, field);
            ListTagUtil.write(pageContext, "\" ");
            if (field.equals(filterBy)) {
                ListTagUtil.write(pageContext, "selected");
            }
            ListTagUtil.write(pageContext, ">");
            ListTagUtil.write(pageContext, field);
            ListTagUtil.write(pageContext, "</option>");
        }
        ListTagUtil.write(pageContext, "</select>");
    }

    filterValue = StringUtil.nullOrValue(filterValue);
    StringBuilder sb = new StringBuilder();

    // create a new row
    sb.append("<div class=\"input-group input-group-sm\">");

    String placeHolder = StringUtils.defaultString(ls.getMessage("message.filterby", fields.get(0).toString()));
    sb.append(String.format(
            "<input autofocus=\"autofocus\" type=\"text\" "
                    + " name=\"%s\" value=\"%s\" class=\"form-control\" placeholder=\"%s\"/>",
            filterValueKey, (filterValue != null ? StringEscapeUtils.escapeHtml(filterValue) : ""),
            StringEscapeUtils.escapeHtml(placeHolder)));
    sb.append("<span class=\"input-group-btn\">");
    sb.append(String.format(
            "<button value=\"%s\" type=\"submit\" name=\"%s\" "
                    + " class=\"btn btn-default spacewalk-button-filter\"><i class=\"fa fa-eye\"></i>",
            ls.getMessage(RequestContext.FILTER_KEY), filterName));
    sb.append("</button>");
    sb.append("</span>");

    sb.append("</div>");

    ListTagUtil.write(pageContext, sb.toString());

}

From source file:com.sun.faces.taglib.BaseComponentTag.java

public int doStartTag() throws JspException {
    int rc = 0;/*from   ww  w  . j a v  a2s . c o m*/
    try {
        rc = super.doStartTag();
    } catch (JspException e) {
        if (log.isDebugEnabled()) {
            log.debug(getDebugString(), e);
        }
        throw e;
    } catch (Throwable t) {
        if (log.isDebugEnabled()) {
            log.debug(getDebugString(), t);
        }
        throw new JspException(t);
    }
    return rc;
}

From source file:com.sun.faces.taglib.BaseComponentTag.java

public int doEndTag() throws JspException {
    int rc = 0;//from w  w  w.j a  v  a2 s.co  m
    try {
        rc = super.doEndTag();
    } catch (JspException e) {
        if (log.isDebugEnabled()) {
            log.debug(getDebugString(), e);
        }
        throw e;
    } catch (Throwable t) {
        if (log.isDebugEnabled()) {
            log.debug(getDebugString(), t);
        }
        throw new JspException(t);
    }
    return rc;
}

From source file:com.redhat.rhn.frontend.taglibs.list.ListTag.java

private void setupPageData() throws JspException {
    Object d = pageContext.getAttribute(dataSetName);
    if (d == null) {
        d = pageContext.getRequest().getAttribute(dataSetName);
    }// w  w  w  .  j  a v  a2 s  .  c o  m
    if (d == null) {
        HttpServletRequest request = (HttpServletRequest) pageContext.getRequest();
        d = request.getSession(true).getAttribute(dataSetName);
    }
    if (d != null) {
        if (d instanceof List) {
            pageData = (List) d;
        } else {
            throw new JspException("Dataset named \'" + dataSetName + "\' is incompatible."
                    + " Must be an an instance of java.util.List.");
        }
    } else {
        pageData = Collections.EMPTY_LIST;
    }
}

From source file:jp.terasoluna.fw.web.struts.taglib.PageLinksTag.java

/**
 * ^O]Jn?\bh?B/*from   w w w  . j  a  v  a2s .c om*/
 *
 * @return ???w
 * @throws JspException JSPO
 */
@Override
public int doStartTag() throws JspException {

    //?`FbN
    if (!submit && (action == null || "".equals(action))) {
        log.error(ERROR_MESSAGE_ACTION_REQUIRED);
        throw new JspException(ERROR_MESSAGE_ACTION_REQUIRED);
    }

    // v?peBt@Cy?[WWvpN^O?
    getLinkProperty();

    //\?s?
    Object objRow = lookup(pageContext, name, rowProperty, scope);
    int row = getInt(objRow);

    //\?s?0?????I?B
    if (row <= 0) {
        if (log.isWarnEnabled()) {
            log.warn(WARN_MESSAGE_ILLEGAL_ROW);
        }
        return EVAL_BODY_INCLUDE;
    }

    //Jn?sCfbNX
    Object objIndex = lookup(pageContext, name, indexProperty, scope);
    int startIndex = getInt(objIndex);

    //S??
    Object objTotal = lookup(pageContext, name, totalProperty, scope);
    int totalCount = getInt(objTotal);

    //StringBuilder??
    StringBuilder sb = new StringBuilder();

    //?y?[W??A?y?[W???B
    attributePageCount(getPageIndex(row, startIndex), getPageCount(row, totalCount));

    if (submit) {
        //submit?true?ATu~bg?sy?[WN?o?B

        //\?s??AJnCfbNX^O?o
        defineHtml(row, startIndex, totalCount);

        //Oy?[WN?
        addPrevSubmit(sb, row, startIndex, totalCount);

        //y?[W?N?
        addDirectSubmit(sb, row, startIndex, totalCount);

        //y?[WN?
        addNextSubmit(sb, row, startIndex, totalCount);

    } else {
        //submit?false??

        //Oy?[WN?
        addPrevLink(sb, row, startIndex, totalCount);

        //y?[W?N?
        addDirectLink(sb, row, startIndex, totalCount);

        //y?[WN?
        addNextLink(sb, row, startIndex, totalCount);
    }

    //StringBuildere?o?B
    if (id == null || "".equals(id)) {
        try {
            JspWriter writer = pageContext.getOut();
            writer.println(sb.toString());
        } catch (IOException e) {
            log.error(e.getMessage());
            throw new JspTagException(e.toString());
        }
    } else {
        pageContext.setAttribute(id, sb.toString());
    }

    return EVAL_BODY_INCLUDE;
}

From source file:com.redhat.rhn.frontend.taglibs.ListDisplayTag.java

/** {@inheritDoc} */
@Override//from   w w w .  j  a  va2  s.com
public int doEndTag() throws JspException {
    JspWriter out = null;
    try {
        if (getPageList().isEmpty()) {
            return EVAL_PAGE;
        }

        if (isExport()) {
            ExportWriter eh = createExportWriter();
            String[] columns = StringUtils.split(this.getExportColumns(), ',');
            eh.setColumns(Arrays.asList(columns));
            ServletExportHandler seh = new ServletExportHandler(eh);
            pageContext.getOut().clear();
            pageContext.getOut().clearBuffer();
            pageContext.getResponse().reset();
            seh.writeExporterToOutput((HttpServletResponse) pageContext.getResponse(), getPageList());
            return SKIP_PAGE;
        }

        // Get the JSPWriter that the body used, then pop the
        // bodyContent, so that we can get the real JspWriter with getOut.
        BodyContent body = getBodyContent();
        pageContext.popBody();
        out = pageContext.getOut();

        if (body != null) {
            String bodyString = body.getString();
            // The toReplace string is kind of odd, but it is because
            // HtmlTag doesn't understand adding a property to be replaced.
            if (numItemsChecked == getPageList().size()) {
                bodyString = bodyString.replaceFirst("@@CHECKED@@=\"\"", "checked=\"1\"");
            } else {
                bodyString = bodyString.replaceFirst("@@CHECKED@@=\"\"", "");
            }
            out.println(bodyString);
        }
        out.println("</tbody>");

        out.println("</table>");

        /* If the type is a half-table, we must draw an extra row on the
         * end of the table if the reflink has been set
         */
        out.println("<div class=\"panel-footer\">");
        out.println("<div class=\"spacewalk-list-footer-addons\">");
        out.println("<div class=\"spacewalk-list-footer-addons-extra\">");
        renderSetButtons(out);
        out.println("</div>");
        out.println("<div class=\"spacewalk-list-reflinks\">");
        if (reflink != null) {
            setColumnCount(0);
            out.println("<a href=\"" + reflink + "\" >");

            /*
             * Here we render the reflink and its key. If the key hasn't
             * been set we just display the link address itself.
             */
            if (reflinkkey != null) {
                Object[] args = new Object[2];

                args[0] = new Integer(getPageList().getTotalSize());
                args[1] = reflinkkeyarg0;

                String message = LocalizationService.getInstance().getMessage(reflinkkey, args);
                out.println(message);
            } else {
                out.println(reflink);
            }

            out.println("</a>");
        }
        out.println("</div>");
        out.println("</div>");

        // close footer
        out.println("</div>");

        // close panel
        out.println("</div>");

        out.println("<div class=\"spacewalk-list-bottom-addons\">");
        out.println("<div class=\"spacewalk-list-pagination\">");
        /* If paging is on, we render the pagination */
        if (isPaging()) {
            renderPagination(out, false);
        }
        /* If paging is off and we are rendering a normal list,
         * we show a count of the results in the lower left corner
         * of the list
         */
        else if (type.equals("list")) {

            int finalResult = getPageList().getEnd();
            if (finalResult > getPageList().getTotalSize()) {
                finalResult = getPageList().getTotalSize();
            }

            Object[] args = new Object[4];
            args[0] = new Integer(getPageList().getStart());
            args[1] = new Integer(finalResult);
            args[2] = new Integer(getPageList().getTotalSize());
            args[3] = LocalizationService.getInstance().getMessage(description);

            out.print("<span class=\"text-right\">\n");
            out.print(LocalizationService.getInstance().getMessage("message.range.withtypedescription", args));
            out.println("</span>");
        }
        out.println("</div>");
        if (isPaging()) {
            out.print("<div class=\"row-0\">\n");
            renderActionButtons(out);
            out.println("</div>");
        }
        out.println("</div>");

        // close list
        out.println("</div>");

        // export button goes outside of the list because in the new
        // implementation it is data-set dependent and not list dependent
        if (getExportColumns() != null) {
            renderExport(out);
        }

        setColumnCount(0);
        setNumberOfColumns(0);
    } catch (IOException e) {
        throw new JspException("IO error" + e.getMessage());
    } finally {
        pageContext.setAttribute("current", null);
    }

    return EVAL_PAGE;
}

From source file:com.redhat.rhn.frontend.taglibs.ListDisplayTag.java

/** {@inheritDoc} */
@Override//from  w ww .  j  ava 2  s .c o m
public int doAfterBody() throws JspException {
    JspWriter out = null;
    try {
        out = pageContext.getOut();

        if (pageContext.getAttribute("current") == null) {
            out.println("</tr>");
            out.println("</thead>");
            out.println("<tbody>");
        } else {
            out.println("</tr>");
        }

        if (getIterator().hasNext()) {
            setColumnCount(0);
            Object next = getIterator().next();
            out.println(getTrElement(next));
            pageContext.setAttribute("current", next);
            return EVAL_BODY_AGAIN;
        }

    } catch (IOException e) {
        throw new JspException("Error while writing to JSP: " + e.getMessage());
    }

    return SKIP_BODY;
}

From source file:com.redhat.rhn.frontend.taglibs.list.ListTag.java

private void verifyEnvironment() throws JspException {
    if (BodyTagSupport.findAncestorWithClass(this, ListSetTag.class) == null) {
        throw new JspException("List must be enclosed by a ListSetTag");
    }// w w w .ja v  a2 s . c  o  m
}