Example usage for org.apache.wicket.request.http WebResponse write

List of usage examples for org.apache.wicket.request.http WebResponse write

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Introduction

In this page you can find the example usage for org.apache.wicket.request.http WebResponse write.

Prototype

public abstract void write(CharSequence sequence);

Source Link

Document

Writes the CharSequence to output.

Usage

From source file:com.comcast.cdn.traffic_control.traffic_monitor.publish.JsonPage.java

License:Apache License

/**
 * Send out the json!!!!//from w  w w . ja va2s . co m
 */
@Override
public final void renderPage() {
    final MonitorConfig config = ConfigHandler.getConfig();
    final WebResponse response = (WebResponse) super.getResponse();
    response.setHeader("Access-Control-Allow-Origin", config.getAccessControlAllowOrigin());
    try {
        final JSONObject jo = getJson(getPageParameters());
        if (jo == null) {
            response.sendError(503, "Not ready");
            return;
        }
        response.write(jo.toString(2));
    } catch (JSONException e) {
        LOGGER.warn(e, e);
    }
}

From source file:com.googlecode.wicket.jquery.ui.calendar.CalendarModelBehavior.java

License:Apache License

/**
 * Gets the new {@link IRequestHandler} that will respond the list of {@link CalendarEvent} in a json format
 *
 * @return the {@link IRequestHandler}//from   ww  w  . j  a  v  a  2s . com
 */
private IRequestHandler newRequestHandler() {
    return new IRequestHandler() {
        @Override
        public void respond(final IRequestCycle requestCycle) {
            WebResponse response = (WebResponse) requestCycle.getResponse();

            final String encoding = Application.get().getRequestCycleSettings().getResponseRequestEncoding();
            response.setContentType("text/json; charset=" + encoding);
            response.disableCaching();

            if (model != null) {
                List<? extends CalendarEvent> list = model.getObject(); // calls load()

                if (list != null) {
                    StringBuilder builder = new StringBuilder("[ ");

                    int count = 0;
                    for (CalendarEvent event : list) {
                        if (model instanceof ICalendarVisitor) {
                            event.accept((ICalendarVisitor) model); //last chance to set options
                        }

                        if (count++ > 0) {
                            builder.append(", ");
                        }
                        builder.append(event.toString());
                    }

                    builder.append(" ]");

                    LOG.debug(builder.toString());
                    response.write(builder);
                }
            }
        }

        @Override
        public void detach(final IRequestCycle requestCycle) {
        }
    };
}

From source file:com.googlecode.wicket.jquery.ui.form.autocomplete.AutoCompleteSourceBehavior.java

License:Apache License

/**
 * Gets a new {@link IRequestHandler} that will call {@link #getChoices(String)} and will build be JSON response corresponding to the specified 'input' argument.
 * @param input user input//from  w w  w  .  j  av a  2  s. com
 * @return a new {@link IRequestHandler}
 */
private IRequestHandler newRequestHandler(final String input) {
    return new IRequestHandler() {
        @Override
        public void respond(final IRequestCycle requestCycle) {
            WebResponse response = (WebResponse) requestCycle.getResponse();

            final String encoding = Application.get().getRequestCycleSettings().getResponseRequestEncoding();
            response.setContentType("text/json; charset=" + encoding);
            response.disableCaching();

            List<T> choices = AutoCompleteSourceBehavior.this.getChoices(input);
            List<String> properties = AutoCompleteSourceBehavior.this.getProperties();

            if (choices != null) {
                StringBuilder builder = new StringBuilder("[ ");

                int index = 0;
                for (T choice : choices) {
                    if (index++ > 0) {
                        builder.append(", ");
                    }

                    builder.append("{ ");
                    builder.append(Options.QUOTE).append("id").append(Options.QUOTE).append(": ")
                            .append(Options.QUOTE).append(Integer.toString(index))
                            .append(Options.QUOTE); /* id is a reserved word */
                    builder.append(", ");
                    builder.append(Options.QUOTE).append("value").append(Options.QUOTE).append(": ")
                            .append(Options.QUOTE).append(renderer.getText(choice))
                            .append(Options.QUOTE); /* value is a reserved word */

                    if (properties != null) {
                        for (String property : properties) {
                            builder.append(", ");
                            builder.append(Options.QUOTE).append(property).append(Options.QUOTE).append(": ")
                                    .append(Options.QUOTE).append(renderer.getText(choice, property))
                                    .append(Options.QUOTE);
                        }
                    }

                    builder.append(" }");
                }

                builder.append(" ]");

                response.write(builder);
            }
        }

        @Override
        public void detach(final IRequestCycle requestCycle) {
        }
    };
}

From source file:com.googlecode.wicket.jquery.ui.kendo.datatable.DataSourceBehavior.java

License:Apache License

/**
 * Gets the new {@link IRequestHandler} that will respond the data in a json format
 *
 * @param first the first row number/*from   ww w  . j  a v a 2s . co m*/
 * @param count the count of rows
 * @return a new {@link IRequestHandler}
 */
private IRequestHandler newRequestHandler(final int first, final int count) {
    return new IRequestHandler() {
        @Override
        public void respond(final IRequestCycle requestCycle) {
            WebResponse response = (WebResponse) requestCycle.getResponse();

            final String encoding = Application.get().getRequestCycleSettings().getResponseRequestEncoding();
            response.setContentType("text/json; charset=" + encoding);
            response.disableCaching();

            final long size = provider.size();
            final Iterator<? extends T> iterator = provider.iterator(first, count);

            // builds JSON result //
            StringBuilder builder = new StringBuilder();

            builder.append("{ ");
            builder.append(Options.QUOTE).append("__count").append(Options.QUOTE).append(": ").append(size)
                    .append(", ");
            builder.append(Options.QUOTE).append("results").append(Options.QUOTE).append(": ");
            builder.append("[ ");

            for (int index = 0; iterator.hasNext(); index++) {
                if (index > 0) {
                    builder.append(", ");
                }

                builder.append(DataSourceBehavior.this.newJsonRow(iterator.next()));
            }

            builder.append(" ] }");

            response.write(builder);
        }

        @Override
        public void detach(final IRequestCycle requestCycle) {
        }
    };
}

From source file:com.googlecode.wicket.kendo.ui.behavior.ChoiceModelBehavior.java

License:Apache License

/**
 * Get a new {@link IRequestHandler}//from  w  w w.j  av  a2s .c o m
 * @return a new {@link IRequestHandler}
 */
protected IRequestHandler newRequestHandler() {
    return new IRequestHandler() {

        @Override
        public void respond(final IRequestCycle requestCycle) {
            WebResponse response = (WebResponse) requestCycle.getResponse();

            final String encoding = Application.get().getRequestCycleSettings().getResponseRequestEncoding();
            response.setContentType("application/json; charset=" + encoding);
            response.disableCaching();

            List<T> list = ChoiceModelBehavior.this.getChoices();

            if (list != null) {
                int count = 0;
                StringBuilder builder = new StringBuilder("[");

                for (T object : list) {
                    if (count++ > 0) {
                        builder.append(",");
                    }

                    builder.append(ChoiceModelBehavior.this.renderer.toJson(object));
                }

                builder.append("]");

                response.write(builder);
            }
        }

        @Override
        public void detach(final IRequestCycle requestCycle) {
            // noop
        }
    };
}

From source file:com.googlecode.wicket.kendo.ui.datatable.DataProviderBehavior.java

License:Apache License

/**
 * Gets the new {@link IRequestHandler} that will respond the data in a json format
 *
 * @param first the first row number/*w  ww . j  a v a 2  s .  c om*/
 * @param count the count of rows
 * @return a new {@code IRequestHandler}
 */
private IRequestHandler newRequestHandler(final int first, final int count) {
    return new IRequestHandler() {

        @Override
        public void respond(final IRequestCycle requestCycle) {
            WebResponse response = (WebResponse) requestCycle.getResponse();

            final String encoding = Application.get().getRequestCycleSettings().getResponseRequestEncoding();
            response.setContentType("application/json; charset=" + encoding);
            response.disableCaching();

            final long size = provider.size();
            final Iterator<? extends T> iterator = provider.iterator(first, count);

            // builds JSON result //
            StringBuilder builder = new StringBuilder();

            builder.append("{ ");
            BuilderUtils.append(builder, "__count", size);
            builder.append(", ");
            builder.append(Options.QUOTE).append("results").append(Options.QUOTE).append(": ");
            builder.append("[ ");

            if (iterator != null) {
                for (int index = 0; iterator.hasNext(); index++) {
                    if (index > 0) {
                        builder.append(", ");
                    }

                    builder.append(DataProviderBehavior.this.newJsonRow(iterator.next()));
                }
            }

            builder.append(" ] }");

            response.write(builder);
        }

        @Override
        public void detach(final IRequestCycle requestCycle) {
            provider.detach();
        }
    };
}

From source file:com.googlecode.wicket.kendo.ui.datatable.DataSourceBehavior.java

License:Apache License

/**
 * Gets the new {@link IRequestHandler} that will respond the data in a json format
 *
 * @param first the first row number/* w w w  .  j a  v  a  2s .c o m*/
 * @param count the count of rows
 * @return a new {@link IRequestHandler}
 */
private IRequestHandler newRequestHandler(final int first, final int count) {
    return new IRequestHandler() {

        @Override
        public void respond(final IRequestCycle requestCycle) {
            WebResponse response = (WebResponse) requestCycle.getResponse();

            final String encoding = Application.get().getRequestCycleSettings().getResponseRequestEncoding();
            response.setContentType("text/json; charset=" + encoding);
            response.disableCaching();

            final long size = provider.size();
            final Iterator<? extends T> iterator = provider.iterator(first, count);

            // builds JSON result //
            StringBuilder builder = new StringBuilder();

            builder.append("{ ");
            builder.append(Options.QUOTE).append("__count").append(Options.QUOTE).append(": ").append(size)
                    .append(", ");
            builder.append(Options.QUOTE).append("results").append(Options.QUOTE).append(": ");
            builder.append("[ ");

            for (int index = 0; iterator.hasNext(); index++) {
                if (index > 0) {
                    builder.append(", ");
                }

                builder.append(DataSourceBehavior.this.newJsonRow(iterator.next()));
            }

            builder.append(" ] }");

            response.write(builder);
        }

        @Override
        public void detach(final IRequestCycle requestCycle) {
            provider.detach();
        }
    };
}

From source file:name.martingeisse.wicket.util.json.AbstractJsonRequestHandler.java

License:Open Source License

@Override
public void respond(IRequestCycle requestCycle) {
    WebRequest request = (WebRequest) requestCycle.getRequest();
    WebResponse response = (WebResponse) requestCycle.getResponse();

    JavascriptAssembler assembler = new JavascriptAssembler();
    generateJson(assembler, request);/*from   w  ww  .  jav  a2  s  .c  o  m*/

    response.setHeader("Cache-Control", "no-cache, must-revalidate");
    response.setHeader("Pragma", "no-cache");
    response.setContentType(getContentType());
    ((HttpServletResponse) response.getContainerResponse()).setCharacterEncoding("utf-8");
    response.write(assembler.getAssembledCode());
}

From source file:org.hippoecm.frontend.dialog.NodeInfo.java

License:Apache License

/**
 * @see org.apache.wicket.request.IRequestHandler#respond(org.apache.wicket.request.IRequestCycle)
 *//*www.  j ava 2 s . com*/
public void respond(IRequestCycle requestCycle) {
    final Application app = Application.get();

    // Determine encoding
    final String encoding = app.getRequestCycleSettings().getResponseRequestEncoding();

    // Set content type based on markup type for page
    final WebResponse response = (WebResponse) requestCycle.getResponse();
    response.setContentType("text/xml; charset=" + encoding);

    // Make sure it is not cached by a client
    response.setHeader("Expires", "Mon, 26 Jul 1997 05:00:00 GMT");
    response.setHeader("Cache-Control", "no-cache, must-revalidate");
    response.setHeader("Pragma", "no-cache");
    response.setLastModifiedTime(Time.now());

    // set filename
    response.setAttachmentHeader(FILE_NAME);

    UserSession session = UserSession.get();

    try {

        ByteArrayOutputStream fos = new ByteArrayOutputStream();
        try {
            PrintStream ps = new PrintStream(fos);

            ps.println("Hippo CMS Error report");
            ps.println("========================================");

            ps.print("version : ");
            ps.print(getCMSVersion());
            ps.println();

            ps.print("time    : ");
            ps.print(Time.now().toString());
            ps.println();

            javax.jcr.Session jcrSession = session.getJcrSession();
            if (jcrSession != null) {
                ps.print("user    : ");
                ps.print(session.getJcrSession().getUserID());
                ps.println();
            }

            HttpServletRequest hsr = (HttpServletRequest) RequestCycle.get().getRequest().getContainerRequest();
            ps.print("server  : ");
            ps.print(hsr.getServerName());
            ps.println();

            String node = System.getProperty("org.apache.jackrabbit.core.cluster.node_id");
            if (node != null) {
                ps.print("node    : ");
                ps.print(hsr.getServerName());
                ps.println();
            }

            ps.print("java    : ");
            ps.print(System.getProperty("java.version"));
            ps.println();

            ps.println();

            ps.println("error   :");
            ps.print(ex.getClass().getName());
            ps.print(": ");
            ps.print(ex.getLocalizedMessage());
            ps.println();

            ex.printStackTrace(ps);
            ps.println();

            if (jcrSession != null) {
                ps.println("session :");

                Map<NodePath, NodeInfo> modificationTree = getModificationTree(jcrSession);
                int widths[] = new int[Column.values().length];
                for (Map.Entry<NodePath, NodeInfo> entry : modificationTree.entrySet()) {
                    NodeInfo info = entry.getValue();
                    for (Column col : Column.values()) {
                        int width = col.getWidth(info);
                        if (width > widths[col.ordinal()]) {
                            widths[col.ordinal()] = width;
                        }
                    }
                }
                int row = 0;
                for (Map.Entry<NodePath, NodeInfo> entry : modificationTree.entrySet()) {
                    NodeInfo info = entry.getValue();
                    if (row % 5 == 0 && row != 0) {
                        ps.println();
                    }
                    ps.print("  ");
                    for (Column col : Column.values()) {
                        String val = col.render(info);
                        ps.print(val);
                        int fill = widths[col.ordinal()] - val.length();
                        for (int i = 0; i < fill; i++) {
                            ps.print(' ');
                        }
                        ps.print("   ");
                    }
                    ps.println();
                    row++;
                }
            }
            ps.println();

            ps.println("========================================");

        } finally {
            fos.close();
        }
        response.write(fos.toByteArray());
    } catch (FileNotFoundException e) {
        log.error("Tempfile missing during export", e);
    } catch (IOException e) {
        log.error("IOException during export", e);
    }
}

From source file:org.hippoecm.frontend.translation.components.document.NodeNameCodecBehavior.java

License:Apache License

@Override
public void onRequest() {
    final RequestCycle requestCycle = RequestCycle.get();
    StringValue name = requestCycle.getRequest().getRequestParameters().getParameterValue("name");
    final JSONObject response = new JSONObject();
    try {// w w w. j av  a 2 s.  c  om
        if (name != null) {
            response.put("data", codec.getObject().encode(name.toString()));
            response.put("success", true);
        } else {
            response.put("success", false);
        }
    } catch (JSONException e) {
        log.error(e.getMessage());
    }
    IRequestHandler requestHandler = new IRequestHandler() {

        public void respond(IRequestCycle requestCycle) {
            WebResponse webResponse = (WebResponse) requestCycle.getResponse();

            // Determine encoding
            final String encoding = Application.get().getRequestCycleSettings().getResponseRequestEncoding();
            webResponse.setContentType("application/json;charset=" + encoding);

            // Make sure it is not cached
            webResponse.setHeader("Expires", "Mon, 26 Jul 1997 05:00:00 GMT");
            webResponse.setHeader("Cache-Control", "no-cache, must-revalidate");
            webResponse.setHeader("Pragma", "no-cache");

            webResponse.write(response.toString());
        }

        public void detach(IRequestCycle requestCycle) {
        }

    };
    requestCycle.scheduleRequestHandlerAfterCurrent(requestHandler);
}