Example usage for org.apache.wicket.protocol.http.servlet ServletWebRequest getPostParameters

Introduction

In this page you can find the example usage for org.apache.wicket.protocol.http.servlet ServletWebRequest getPostParameters.

Prototype

@Override
    public IRequestParameters getPostParameters() 

Source Link

Usage

From source file:org.wicketstuff.js.ext.data.ExtJsonStore.java

License:Apache License

public ExtJsonStore(List<ExtDataField> fields) {
    super(fields);

    behavior = new AbstractAjaxBehavior() {
        private static final long serialVersionUID = 1L;

        @Override/*from w ww .j  ava2 s. co  m*/
        public void onRequest() {
            final RequestCycle requestCycle = RequestCycle.get();
            ServletWebRequest request = ((ServletWebRequest) requestCycle.getRequest());
            String xaction = request.getPostParameters().getParameterValue("xaction").toString();
            try {
                IRequestHandler requestTarget;

                if ("create".equals(xaction)) {
                    requestTarget = processRecords(request, CREATE_RECORDS, "Created record(s)");
                } else if ("update".equals(xaction)) {
                    requestTarget = processRecords(request, UPDATE_RECORDS, "Updated record(s)");
                } else {
                    if (!"read".equals(xaction)) {
                        throw new WicketRuntimeException("Unknown action " + xaction);
                    }
                    requestTarget = readRecords();
                }
                requestCycle.scheduleRequestHandlerAfterCurrent(requestTarget);
            } catch (JSONException e) {
                throw new WicketRuntimeException("JSON error while processing action '" + xaction + "'", e);
            }
        }

    };
}

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From source file:org.wicketstuff.js.ext.data.ExtJsonStore.java

License:Apache License

private IRequestHandler processRecords(ServletWebRequest request, Action action, String successMsg)
        throws JSONException {
    JSONArray records = new JSONArray();
    String recordStr = request.getPostParameters().getParameterValue(JSON_PROP_RECORDS).toString();
    JSONTokener tokener = new JSONTokener(recordStr);
    try {//from   w  w w  .java  2 s .  c o m
        if (recordStr.startsWith("[")) {
            JSONArray values = new JSONArray(tokener);
            for (int i = 0; i < values.length(); i++) {
                JSONObject record = values.getJSONObject(i);
                processRecord(action, record, records);
            }
        } else {
            JSONObject record = new JSONObject(tokener);
            processRecord(action, record, records);
        }
        return new ExtJsonRequestTarget(createResponse(true, successMsg));
    } catch (ActionFailedException e) {
        return new ExtJsonRequestTarget(createResponse(false, e.getMessage()));
    }
}

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