Examples with PageContext javax.servlet.jsp.PageContext used on opensource projects

Example 26 with PageContext

use of javax.servlet.jsp.PageContext in project Sylvanas by ceruleannn.

the class ImplicitObjectELResolver method getValue.

@Override
public Object getValue(ELContext context, Object base, Object property) throws NullPointerException, PropertyNotFoundException, ELException {
    if (context == null) {
        throw new NullPointerException();
    }
    if (base == null && property != null) {
        int idx = Arrays.binarySearch(SCOPE_NAMES, property.toString());
        if (idx >= 0) {
            PageContext page = (PageContext) context.getContext(JspContext.class);
            context.setPropertyResolved(true);
            switch(idx) {
                case APPLICATIONSCOPE:
                    return ScopeManager.get(page).getApplicationScope();
                case COOKIE:
                    return ScopeManager.get(page).getCookie();
                case HEADER:
                    return ScopeManager.get(page).getHeader();
                case HEADERVALUES:
                    return ScopeManager.get(page).getHeaderValues();
                case INITPARAM:
                    return ScopeManager.get(page).getInitParam();
                case PAGECONTEXT:
                    return ScopeManager.get(page).getPageContext();
                case PAGESCOPE:
                    return ScopeManager.get(page).getPageScope();
                case PARAM:
                    return ScopeManager.get(page).getParam();
                case PARAM_VALUES:
                    return ScopeManager.get(page).getParamValues();
                case REQUEST_SCOPE:
                    return ScopeManager.get(page).getRequestScope();
                case SESSION_SCOPE:
                    return ScopeManager.get(page).getSessionScope();
            }
        }
    }
    return null;
}

Example 27 with PageContext

use of javax.servlet.jsp.PageContext in project Sylvanas by ceruleannn.

the class ScopedAttributeELResolver method getValue.

@Override
public Object getValue(ELContext context, Object base, Object property) throws NullPointerException, PropertyNotFoundException, ELException {
    if (context == null) {
        throw new NullPointerException();
    }
    if (base == null) {
        context.setPropertyResolved(true);
        if (property != null) {
            String key = property.toString();
            PageContext page = (PageContext) context.getContext(JspContext.class);
            return page.findAttribute(key);
        }
    }
    return null;
}

Example 28 with PageContext

use of javax.servlet.jsp.PageContext in project Sylvanas by ceruleannn.

the class ScopedAttributeELResolver method setValue.

@Override
public void setValue(ELContext context, Object base, Object property, Object value) throws NullPointerException, PropertyNotFoundException, PropertyNotWritableException, ELException {
    if (context == null) {
        throw new NullPointerException();
    }
    if (base == null) {
        context.setPropertyResolved(true);
        if (property != null) {
            String key = property.toString();
            PageContext page = (PageContext) context.getContext(JspContext.class);
            int scope = page.getAttributesScope(key);
            if (scope != 0) {
                page.setAttribute(key, value, scope);
            } else {
                page.setAttribute(key, value);
            }
        }
    }
}

Example 29 with PageContext

use of javax.servlet.jsp.PageContext in project i2p.i2p-bote by i2p.

the class PeerInfoTag method doTag.

@Override
public void doTag() {
    PageContext pageContext = (PageContext) getJspContext();
    JspWriter out = pageContext.getOut();
    try {
        // Print DHT peer info
        DhtPeerStats dhtStats = I2PBote.getInstance().getDhtStats(new WebappPeerStatsRenderer());
        if (dhtStats == null)
            return;
        int numDhtPeers = dhtStats.getData().size();
        // Get a sorted list of relay peers
        RelayPeer[] relayPeers = I2PBote.getInstance().getRelayPeers().toArray(new RelayPeer[0]);
        Arrays.sort(relayPeers, new Comparator<RelayPeer>() {

            @Override
            public int compare(RelayPeer peer1, RelayPeer peer2) {
                return peer2.getReachability() - peer1.getReachability();
            }
        });
        // Print charts
        out.println("<div class=\"network-charts\">");
        out.println("<div class=\"chart\">");
        out.println("<img src=\"displayChart?filename=" + createDhtChart(dhtStats) + "\"/>");
        out.println("<div class=\"chart-text\">" + numDhtPeers + "</div>");
        out.println("</div>");
        out.println("<div class=\"chart\">");
        out.println("<img src=\"displayChart?filename=" + createRelayChart(relayPeers) + "\"/>");
        out.println("<div class=\"chart-text\">" + relayPeers.length + "</div>");
        out.println("</div>");
        out.println("</div>");
        out.println("<br>");
        out.println("<span class=\"subheading\">" + _t("Kademlia Peers:") + " " + numDhtPeers + "</span>");
        if (numDhtPeers > 0) {
            out.println("<table");
            // header
            out.println("<tr>");
            for (String columnHeader : dhtStats.getHeader()) out.println("<th>" + columnHeader + "</th>");
            out.println("</tr>");
            // data
            for (DhtPeerStatsRow row : dhtStats.getData()) {
                out.println("<tr>");
                for (String cellData : row.toStrings()) out.println("<td class=\"ellipsis\">" + cellData + "</td>");
                out.println("</tr>");
            }
            out.println("</table>");
        }
        out.println("<br/>");
        // Print relay peer info
        out.println("<span class=\"subheading\">" + _t("Relay Peers:") + " " + relayPeers.length + "</span>");
        if (relayPeers.length > 0) {
            out.println("<table");
            out.println("<tr>");
            out.println("<th>" + _t("Peer") + "</th>");
            out.println("<th>" + _t("I2P Destination") + "</th>");
            out.println("<th>" + _t("Reachability %") + "</th>");
            out.println("</tr>");
            int i = 1;
            for (RelayPeer peer : relayPeers) {
                out.println("<tr>");
                out.println("<td>" + i + "</td>");
                out.println("<td class=\"ellipsis\">" + Util.toBase32(peer) + "</td>");
                int reachability = peer.getReachability();
                out.println("<td>" + (reachability == 0 ? _t("Untested") : reachability) + "</td>");
                out.println("</tr>");
                i++;
            }
            out.println("</table>");
        }
        out.println("<br/>");
        // List banned peers
        Collection<BannedPeer> bannedPeers = I2PBote.getInstance().getBannedPeers();
        out.println("<span class=\"subheading\">" + _t("Banned Peers:") + " " + bannedPeers.size() + "</span>");
        if (bannedPeers.size() > 0) {
            out.println("<table>");
            out.println("<tr>");
            out.println("<th>" + _t("Peer") + "</th>");
            out.println("<th>" + _t("Destination Hash") + "</th>");
            out.println("<th>" + _t("Ban Reason") + "</th>");
            out.println("</tr>");
            int peerIndex = 1;
            for (BannedPeer peer : bannedPeers) {
                out.println("<tr>");
                out.println("<td>" + peerIndex++ + "</td>");
                out.println("<td class=\"ellipsis\">" + Util.toBase32(peer.getDestination()) + "</td>");
                out.println("<td>" + getBanReason(peer) + "</td>");
                out.println("</tr>");
            }
            out.println("</table>");
        }
    } catch (IOException e) {
        log.error("Can't write output to HTML page", e);
    }
}

Example 30 with PageContext

use of javax.servlet.jsp.PageContext in project i2p.i2p-bote by i2p.

the class QuoteTag method doTag.

@Override
public void doTag() {
    PageContext pageContext = (PageContext) getJspContext();
    JspWriter out = pageContext.getOut();
    try {
        StringBuilder quotation = new StringBuilder();
        String[] lines = text.split("\r?\n|\r");
        for (String line : lines) quotation = quotation.append("> ").append(line).append("\n");
        out.println(quotation);
    } catch (IOException e) {
        log.error("Can't write output to HTML page", e);
    }
}