Example usage for javax.servlet.jsp JspException JspException

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.gisgraphy.webapp.taglib.ConstantsTag.java

/**
 * Main method that does processing and exposes Constants in specified scope
 * //from   w  ww.  j a v  a2s .  com
 * @return int
 * @throws JspException
 *                 if processing fails
 */
@Override
public int doStartTag() throws JspException {
    // Using reflection, get the available field names in the class
    Class<?> c = null;
    int toScope = PageContext.PAGE_SCOPE;

    if (scope != null) {
        toScope = getScope(scope);
    }

    try {
        c = Class.forName(clazz);
    } catch (ClassNotFoundException cnf) {
        log.error("ClassNotFound - maybe a typo?");
        throw new JspException(cnf.getMessage());
    }

    try {
        // if var is null, expose all variables
        if (var == null) {
            Field[] fields = c.getDeclaredFields();

            AccessibleObject.setAccessible(fields, true);

            for (Field field : fields) {
                pageContext.setAttribute(field.getName(), field.get(this), toScope);
            }
        } else {
            try {
                Object value = c.getField(var).get(this);
                pageContext.setAttribute(c.getField(var).getName(), value, toScope);
            } catch (NoSuchFieldException nsf) {
                log.error(nsf.getMessage());
                throw new JspException(nsf);
            }
        }
    } catch (IllegalAccessException iae) {
        log.error("Illegal Access Exception - maybe a classloader issue?");
        throw new JspException(iae);
    }

    // Continue processing this page
    return (SKIP_BODY);
}

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From source file:net.sibcolombia.portal.web.tag.AlphabetLinkTag.java

void addLink(StringBuffer sb, String contextPath, char letter) throws JspException {
    sb.append("<a href=\"");
    sb.append(contextPath);// w w w.  j  a va  2s  . c o  m
    sb.append(rootUrl);
    if (logger.isDebugEnabled()) {
        logger.debug("Character to render:" + letter + ", unicode value:" + ((int) letter));
    }
    try {
        String urlEncodedChar = URLEncoder.encode(String.valueOf(letter), "UTF-8");
        if (!urlEncodedChar.equals(String.valueOf(letter))) {
            sb.append((int) letter);
        } else {
            sb.append(letter);
        }
    } catch (Exception e) {
        throw new JspException(e);
    }
    sb.append("\" class=\"");
    sb.append(linkClass);
    sb.append("\">");
    sb.append(letter);
    sb.append("</a>");
}

---

From source file:net.mlw.vlh.web.util.JspUtils.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   www.  j av  a 2 s . co  m
 * @param pageContext
 *           The PageContext object for this page
 * @param text
 *           The text to be written
 * 
 * @exception JspException
 *               if an input/output error occurs
 */
public static 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) {
        LOGGER.error("JspUtils.writePrevious() exception...", e);
        throw new JspException(e);
    }

}

---

From source file:com.draagon.meta.web.tag.MetaIfValueTag.java

public int doStartTag() throws JspException {
    try {/*  ww w  . j av a2 s .  c om*/
        String id = getName();
        String field = getField();
        String value = getValue();

        if (id == null) {
            log.error("(doStartTag) The 'name' attribute cannot be null!");
            return SKIP_BODY;
        }

        if (field == null) {
            log.error("(doStartTag) The 'field' attribute cannot be null!");
            return SKIP_BODY;
        }

        if (value == null) {
            log.error("(doStartTag) The 'value' attribute cannot be null!");
            return SKIP_BODY;
        }

        boolean iff = false;
        if (getIf() == null || getIf().equals("true"))
            iff = true;

        Object o = pageContext.getRequest().getAttribute(id);
        if (o == null)
            return Tag.SKIP_BODY;
        // throw new JspException( "No object with id [" + id + "] was found" );

        MetaObject mc = MetaDataLoader.findMetaObject(o);
        if (mc == null) {
            log.error("Cannot find MetaClass for object [" + o + "]");
            return Tag.SKIP_BODY;
        }

        MetaField f = mc.getMetaField(field);
        if (f == null) {
            log.error("Cannot find MetaField for MetaClass [" + mc + "] with name [" + field + "]");
            return Tag.SKIP_BODY;
        }

        boolean equals = false;

        // Just compare the strings to see if they are equal
        String ov = "" + f.getString(o);
        if (value.equals(ov))
            equals = true;

        // Return the correct include
        if (equals && iff)
            return Tag.EVAL_BODY_INCLUDE;
        else if (!equals && !iff)
            return Tag.EVAL_BODY_INCLUDE;
    } catch (Exception e) {
        log.error("Error processing If Value Tag", e);
        throw new JspException("Error processing If Value Tag: " + e);
    }

    return Tag.SKIP_BODY;
}

---

From source file:com.geemvc.taglib.form.LabelTagSupport.java

@Override
protected void appendTagBody(JspWriter writer) throws JspException {
    StringWriter bodyWriter = null;

    try {//from  w ww .  j ava2  s . c  o m
        if (jspBody != null && label == null) {
            bodyWriter = new StringWriter();
            jspBody.invoke(bodyWriter);
            label = bodyWriter.toString();
        }

        if (label == null) {
            label = messageResolver.resolve(name, requestContext(), true);
        }

        if (label != null)
            writer.write(label);

    } catch (Throwable t) {
        throw new JspException(t);
    } finally {
        IOUtils.closeQuietly(bodyWriter);
    }
}

---

From source file:net.sf.ginp.tags.GetFolders.java

/**
 *  called when the start tag is processed.
 *
 * @return                   Description of the Return Value
 * @exception  JspException  Description of the Exception
 *//*from  www .j ava  2  s  .  c o  m*/
public final int doStartTag() throws JspException {
    count = 0;

    try {
        model = ModelUtil.getModel((HttpServletRequest) pageContext.getRequest());
    } catch (Exception e) {
        log.error(e);
        throw new JspException(e);
    }

    end = model.getCollection().getFoldersLength();

    if (end > 0) {
        pageContext.setAttribute("link", "ginpservlet?cmd=selectpath&path="
                + model.getCollection().getFolder(count) + "&colid=" + model.getCurrCollectionId());

        pageContext.setAttribute("name", (model.getCollection().getFolder(count))
                .substring((model.getCollection().getFolder(count)).lastIndexOf("/") + 1));

        return EVAL_BODY_AGAIN;
    } else {
        return SKIP_BODY;
    }
}

---

From source file:net.sourceforge.fenixedu.presentationTier.TagLib.content.ContentLinkTag.java

@Override
public int doEndTag() throws JspException {
    try {/* w  w  w  . ja  v a 2s.  com*/
        writeStartTag();
        if (getHrefInBody() != null && getHrefInBody()) {
            final Site content = getContent(name, pageContext, getScope(), getProperty());
            write(content.getFullPath());
        } else {
            write(getBodyContent().getString().trim());
        }
        writeEndTag();
    } catch (IOException e) {
        throw new JspException(e);
    }

    this.release();

    return EVAL_PAGE;
}

---

From source file:com.trailmagic.image.ui.ImageGroupLinkTag.java

public int doStartTag() throws JspException {
    StringBuffer html = new StringBuffer();

    try {//from   ww w.ja  va2  s  . co m
        html.append("<a ");
        if (m_styleClass != null) {
            html.append("class=\"" + m_styleClass + "\" ");
        }
        html.append("href=\"");

        //XXX: yeek?
        WebApplicationContext ctx = WebApplicationContextUtils
                .getRequiredWebApplicationContext(pageContext.getServletContext());
        LinkHelper helper = ctx.getBean(LinkHelper.class);

        HttpServletRequest request = (HttpServletRequest) pageContext.getRequest();
        if (m_image != null) {
            html.append(helper.getImageGroupFrameUrl(request, m_imageGroup, m_image));
        } else if (m_imageGroup != null) {
            html.append(helper.getImageGroupUrl(request, m_imageGroup));
        } else if (m_owner != null) {
            html.append(helper.getImageGroupsUrl(request, m_groupType, m_owner));
        } else {
            html.append(helper.getImageGroupsRootUrl(request, m_groupType));
        }
        html.append("\">");
        pageContext.getOut().write(html.toString());
        return EVAL_BODY_INCLUDE;
    } catch (IOException e) {
        throw new JspException(e);
    }
}

---

From source file:net.jcreate.e3.table.html.tag.ColumnTag.java

public int doStartTag() throws JspException {
    this.setBodyContent(null);
    TableTag tableTag = getTableTag();/*from w w  w.j  a  va2 s .  c  o m*/
    if (tableTag == null) {
        throw new JspException("column  table?");
    }
    boolean isCreatedTable = tableTag.isCreatedTable();
    if (isCreatedTable == false) {
        tableTag.addColumnProperty(this.property);
        //property
        tableTag.addColumnBeanProperty(this.beanProperty == null ? this.property : this.beanProperty);

        return SKIP_BODY;
    }

    boolean isCreatedHeader = tableTag.isCreatedHeader();
    if (isCreatedHeader == false) {
        return SKIP_BODY;
    }
    HTMLRow currRow = tableTag.getCurrRow();
    if (currRow == null) {
        return super.doStartTag();
    }
    currCell = (HTMLCell) currRow.getCell(this.property);
    currCell.setCellDecorator(new CompositeCellDecorator());

    return EVAL_BODY_BUFFERED;
}

---

From source file:com.steeleforge.aem.ironsites.wcm.taglib.SetModeTag.java

@Override
public int doEndTag() throws JspException {
    try {//  ww w  .j a  va 2  s  .com
        if (null != this.wcmmode) {
            this.wcmmode.toRequest(WCMUtil.getSlingRequest(pageContext));
        }
    } catch (RuntimeException re) {
        LOG.debug(re.getMessage());
        throw new JspException(re);
    }
    return EVAL_PAGE;
}

---

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