Example usage for com.google.gwt.http.client RequestBuilder setHeader

List of usage examples for com.google.gwt.http.client RequestBuilder setHeader

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  5. RequestBuilder
  6. setHeader

Introduction

In this page you can find the example usage for com.google.gwt.http.client RequestBuilder setHeader.

Prototype

public void setHeader(String header, String value)

Source Link

Document

Sets a request header with the given name and value.

Usage

From source file:org.emfjson.gwt.handlers.HttpHandler.java

License:Open Source License

@Override
public void createInputStream(final URI uri, Map<?, ?> options, final Callback<Map<?, ?>> callback) {
    RequestBuilder builder = new RequestBuilder(RequestBuilder.GET, URL.encode(uri.toString()));
    builder.setHeader("Content-Type", "application/json");
    builder.setCallback(new RequestCallback() {
        @Override//from   www  .  j  av a2  s.  com
        public void onResponseReceived(Request request, Response response) {
            Map<String, Object> resultMap = new HashMap<String, Object>();
            Map<String, Object> responseMap = new HashMap<String, Object>();
            resultMap.put(URIConverter.OPTION_RESPONSE, responseMap);

            if (200 == response.getStatusCode()) {
                String responseText = response.getText();
                if (responseText != null) {
                    InputStream stream = new ByteArrayInputStream(responseText.getBytes());
                    responseMap.put(URIConverter.RESPONSE_RESULT, stream);
                }
                callback.onSuccess(resultMap);
            } else {
                callback.onFailure(new Exception("Error " + response.getStatusCode()));
            }
        }

        @Override
        public void onError(Request request, Throwable exception) {
            callback.onFailure(exception);
        }
    });

    try {
        builder.send();
    } catch (RequestException e) {
        callback.onFailure(e);
    }
}

From source file:org.emfjson.gwt.handlers.HttpHandler.java

License:Open Source License

@Override
public void delete(URI uri, Map<?, ?> options, final Callback<Map<?, ?>> callback) {
    RequestBuilder builder = new RequestBuilder(RequestBuilder.DELETE, URL.encode(uri.toString()));
    builder.setHeader("Content-Type", "application/json");
    builder.setCallback(new RequestCallback() {
        @Override/*from   w w w  . j a  v  a  2  s  .  c  o  m*/
        public void onResponseReceived(Request request, Response response) {
            Map<String, Object> resultMap = new HashMap<String, Object>();
            Map<String, Object> responseMap = new HashMap<String, Object>();
            resultMap.put(URIConverter.OPTION_RESPONSE, responseMap);

            int code = response.getStatusCode();
            if (code >= 200 && code < 300) {
                responseMap.put(URIConverter.RESPONSE_RESULT, null);
                responseMap.put(URIConverter.RESPONSE_TIME_STAMP_PROPERTY, null);
                responseMap.put(URIConverter.RESPONSE_URI, null);
                callback.onSuccess(resultMap);
            } else {
                callback.onFailure(new Exception(response.getStatusText()));
            }
        }

        @Override
        public void onError(Request request, Throwable exception) {
            callback.onFailure(exception);
        }
    });

    try {
        builder.send();
    } catch (RequestException e) {
        callback.onFailure(e);
    }
}

From source file:org.emfjson.gwt.handlers.HttpHandler.java

License:Open Source License

@Override
public void store(URI uri, byte[] bytes, Map<?, ?> options, final Callback<Map<?, ?>> callback) {
    RequestBuilder builder = new RequestBuilder(RequestBuilder.PUT, URL.encode(uri.toString()));
    builder.setHeader("Content-Type", "application/json");
    builder.setRequestData(new String(bytes));
    builder.setCallback(new RequestCallback() {
        @Override/*w  w  w  .j  av  a2s.  co  m*/
        public void onResponseReceived(Request request, Response response) {
            Map<String, Object> resultMap = new HashMap<String, Object>();
            Map<String, Object> responseMap = new HashMap<String, Object>();
            resultMap.put(URIConverter.OPTION_RESPONSE, responseMap);

            int code = response.getStatusCode();
            if (code >= 200 && code < 300) {
                responseMap.put(URIConverter.RESPONSE_RESULT,
                        new ByteArrayInputStream(response.getText().getBytes()));
                responseMap.put(URIConverter.RESPONSE_TIME_STAMP_PROPERTY, null);
                responseMap.put(URIConverter.RESPONSE_URI, null);
                callback.onSuccess(resultMap);
            } else {
                callback.onFailure(new Exception("Error " + response.getStatusCode()));
            }
        }

        @Override
        public void onError(Request request, Throwable exception) {
            callback.onFailure(exception);
        }
    });

    try {
        builder.send();
    } catch (RequestException e) {
        callback.onFailure(e);
    }
}

From source file:org.emfjson.gwt.handlers.HttpHandler.java

License:Open Source License

@Override
public void exists(URI uri, Map<?, ?> options, final Callback<Boolean> callback) {
    RequestBuilder builder = new RequestBuilder(RequestBuilder.HEAD, URL.encode(uri.toString()));
    builder.setHeader("Content-Type", "application/json");
    builder.setCallback(new RequestCallback() {
        @Override//  ww  w  . ja  va2  s. c om
        public void onResponseReceived(Request request, Response response) {
            int code = response.getStatusCode();
            if (code >= 200 && code < 300) {
                callback.onSuccess(true);
            } else {
                callback.onSuccess(false);
            }
        }

        @Override
        public void onError(Request request, Throwable exception) {
            callback.onFailure(exception);
        }
    });

    try {
        builder.send();
    } catch (RequestException e) {
        callback.onFailure(e);
    }
}

From source file:org.freemedsoftware.gwt.client.Util.java

License:Open Source License

/**
 * Calls server method/*  w  w  w.  jav  a 2  s  .c  om*/
 * 
 * @param package - package name
 * 
 * @param module
 *            - module name
 * 
 * @param method
 *            - method name
 * 
 * @param paramsList
 *            - list of parameters of any type or multi-type
 * 
 * @param requestCallback
 *            - calls its onError & jsonifiedData function on getting
 *            response from server
 * 
 * @param responseType
 *            - type of response e.g
 *            Integer,HashMap<String,String>,String[],String[][] etc
 */
@SuppressWarnings("rawtypes")
private static void callServerMethod(final String packageName, final String className, final String method,
        final List paramsList, final CustomRequestCallback requestCallback, final String responseType,
        Method requestMethod) {
    if (Util.getProgramMode() == ProgramMode.STUBBED) {
        // TODO: STUBBED
    } else if (Util.getProgramMode() == ProgramMode.JSONRPC) {
        // JSON-RPC
        String params = "";
        List<String> paramsStr = new ArrayList<String>();
        if (paramsList != null) {
            int i = 0;
            Iterator iterator = paramsList.iterator();
            while (iterator.hasNext()) {
                Object object = iterator.next();
                if (requestMethod == RequestBuilder.GET)
                    paramsStr.add(JsonUtil.jsonify(object));
                else {
                    if (params.length() > 0)
                        params += "&";
                    params += "param" + i++ + "=" + JsonUtil.jsonify(object);
                }
            }
        }

        String methodURL = packageName + "." + className + "." + method;

        RequestBuilder builder = null;
        if (requestMethod == RequestBuilder.POST) {
            builder = new RequestBuilder(requestMethod, URL.encode(Util.getJsonRequest(methodURL)));
            builder.setHeader("Content-type", "application/x-www-form-urlencoded");
            builder.setHeader("Content-length", params.length() + "");
            builder.setHeader("Connection", "close");
        } else {
            builder = new RequestBuilder(requestMethod,
                    URL.encode(Util.getJsonRequest(methodURL, paramsStr.toArray(new String[0]))));
        }
        try {
            builder.sendRequest(params, new RequestCallback() {
                public void onError(Request request, Throwable ex) {
                    if (requestCallback != null)
                        requestCallback.onError();
                }

                public void onResponseReceived(Request request, Response response) {
                    if (requestCallback != null) {
                        if (200 == response.getStatusCode()) {
                            Object result = JsonUtil.shoehornJson(JSONParser.parseStrict(response.getText()),
                                    responseType);
                            requestCallback.jsonifiedData(result);
                        } else
                            requestCallback.onError();
                    }
                }
            });
        } catch (RequestException e) {
        }
    } else {
        // GWT-RPC
    }
}

From source file:org.geomajas.gwt2.plugin.tms.client.TmsClient.java

License:Open Source License

/**
 * Fetch the capabilities of a TileMapService and parse it. This is the base URL that contains a list of TileMaps.
 *
 * @param baseUrl  The URL that points to the TileMapService.
 * @param callback The callback tat contains the parsed capabilities as a {@link org.geomajas.gwt2.plugin.tms.client
 *                 .configuration.TileMapServiceInfo} object.
 *///from   ww w  .  j a v  a2 s.c  om
public void getTileMapService(final String baseUrl, final Callback<TileMapServiceInfo, String> callback) {
    RequestBuilder builder = new RequestBuilder(RequestBuilder.GET, baseUrl);
    builder.setHeader("Cache-Control", "no-cache");
    builder.setHeader("Pragma", "no-cache");
    try {
        builder.sendRequest(null, new RequestCallback() {

            public void onError(Request request, Throwable e) {
                callback.onFailure(e.getMessage());
            }

            public void onResponseReceived(Request request, Response response) {
                if (200 == response.getStatusCode()) {
                    Document messageDom = XMLParser.parse(response.getText());
                    callback.onSuccess(new TileMapServiceInfo100(messageDom.getDocumentElement()));
                } else {
                    callback.onFailure(response.getText());
                }
            }
        });
    } catch (RequestException e) {
        // Couldn't connect to server
        callback.onFailure(e.getMessage());
    }
}

From source file:org.geomajas.gwt2.plugin.tms.client.TmsClient.java

License:Open Source License

/**
 * Fetch the capabilities of a single TileMap configuration XML and parse it. A single TileMap can be used to create
 * a {@link org.geomajas.gwt2.plugin.tms.client.layer.TmsLayer}.
 *
 * @param baseUrl  The URL that points to the TileMap XML.
 * @param callback The callback that contains the parsed capabilities as a
 *       {@link org.geomajas.gwt2.plugin.tms.client.configuration.TileMapInfo} object.
 *//*from   w  ww.  jav  a  2  s . co  m*/
public void getTileMap(final String baseUrl, final Callback<TileMapInfo, String> callback) {
    RequestBuilder builder = new RequestBuilder(RequestBuilder.GET, baseUrl);
    builder.setHeader("Cache-Control", "no-cache");
    builder.setHeader("Pragma", "no-cache");
    try {
        builder.sendRequest(null, new RequestCallback() {

            public void onError(Request request, Throwable e) {
                callback.onFailure(e.getMessage());
            }

            public void onResponseReceived(Request request, Response response) {
                if (200 == response.getStatusCode()) {
                    Document messageDom = XMLParser.parse(response.getText());
                    callback.onSuccess(new TileMapInfo100(messageDom.getDocumentElement()));
                } else {
                    callback.onFailure(response.getText());
                }
            }
        });
    } catch (RequestException e) {
        // Couldn't connect to server
        callback.onFailure(e.getMessage());
    }
}

From source file:org.geomajas.gwt2.plugin.wms.client.service.WmsServiceImpl.java

License:Open Source License

@Override
public void getCapabilities(String baseUrl, final WmsVersion version,
        final Callback<WmsGetCapabilitiesInfo, String> callback) {
    String url = getCapabilitiesUrl(baseUrl, version);
    RequestBuilder builder = requestBuilderFactory.create(RequestBuilder.GET, url);
    builder.setHeader("Cache-Control", "no-cache");
    builder.setHeader("Pragma", "no-cache");
    try {//from w  ww . ja v a  2  s. c om
        builder.sendRequest(null, new RequestCallback() {

            public void onError(Request request, Throwable e) {
                callback.onFailure(e.getMessage());
            }

            public void onResponseReceived(Request request, Response response) {
                if (200 == response.getStatusCode()) {
                    try {
                        Document messageDom = XMLParser.parse(response.getText());
                        WmsGetCapabilitiesInfo capabilities;
                        switch (version) {
                        case V1_1_1:
                            capabilities = new WmsGetCapabilitiesInfo111(messageDom.getDocumentElement());
                            break;
                        case V1_3_0:
                            capabilities = new WmsGetCapabilitiesInfo130(messageDom.getDocumentElement());
                            break;
                        default:
                            callback.onFailure("Unsupported version");
                            return;
                        }
                        callback.onSuccess(capabilities);
                    } catch (Throwable t) {
                        t.printStackTrace();
                        callback.onFailure(t.getMessage());
                    }
                } else {
                    callback.onFailure(response.getText());
                }
            }
        });
    } catch (RequestException e) {
        // Couldn't connect to server
        callback.onFailure(e.getMessage());
    }
}

From source file:org.geomajas.plugin.wms.client.service.WmsServiceImpl.java

License:Open Source License

@Override
public void getCapabilities(String baseUrl, final WmsVersion version,
        final Callback<WmsGetCapabilitiesInfo, String> callback) {
    String url = getCapabilitiesUrl(baseUrl, version);
    RequestBuilder builder = new RequestBuilder(RequestBuilder.GET, url);
    builder.setHeader("Cache-Control", "no-cache");
    builder.setHeader("Pragma", "no-cache");
    try {//from   w ww  . j a va2s .  c o m
        builder.sendRequest(null, new RequestCallback() {

            public void onError(Request request, Throwable e) {
                callback.onFailure(e.getMessage());
            }

            public void onResponseReceived(Request request, Response response) {
                if (200 == response.getStatusCode()) {
                    Document messageDom = XMLParser.parse(response.getText());
                    WmsGetCapabilitiesInfo capabilities;
                    switch (version) {
                    case V1_1_1:
                        capabilities = new WmsGetCapabilitiesInfo111(messageDom.getDocumentElement());
                        break;
                    case V1_3_0:
                        capabilities = new WmsGetCapabilitiesInfo130(messageDom.getDocumentElement());
                        break;
                    default:
                        callback.onFailure("Unsupported version");
                        return;
                    }
                    callback.onSuccess(capabilities);
                } else {
                    callback.onFailure(response.getText());
                }
            }
        });
    } catch (RequestException e) {
        // Couldn't connect to server
        callback.onFailure(e.getMessage());
    }
}

From source file:org.geosdi.geoplatform.gui.client.form.GPPrintWidget.java

License:Open Source License

@Override
public void execute() {
    if (formPanel.isValid()) {
        layerList = buildLayerList();/*from  w  ww  .  j a v a  2s. co m*/
        if (layerList.isEmpty()) {
            GeoPlatformMessage.alertMessage(INSTANCE.GPPrintWidget_warningMessageLayersEmptyListText(),
                    INSTANCE.GPPrintWidget_warningMessageLayersEmptyListText());
            return;
        }

        logger.log(Level.FINEST, "Execute ......");
        // Center on correct ViewPort
        LonLat center = printExtent.getDataExtent().getCenterLonLat();
        if (GPApplicationMap.getInstance().getApplicationMap().getMap().getProjection()
                .equals(GPCoordinateReferenceSystem.WGS_84.getCode())) {
            center.transform(GPCoordinateReferenceSystem.WGS_84.getCode(),
                    GPCoordinateReferenceSystem.GOOGLE_MERCATOR.getCode());
        }

        String specJson = "";

        specJson = "{\"layout\":\"" + comboTemplate.getValue().getTemplate() + "\""
                + ",\"srs\":\"EPSG:3857\",\"units\": \"m\",\"geodetic\":true,\"outputFilename\":\"gp-map\", \"outputFormat\":\"pdf\",";

        //            String layers = "{\"title\":\"" + title.getValue() + "\",\"pages\":[{\"center\":["
        //                    + center.lon() + ","
        //                    + center.lat()
        //                    + "],\"scale\":" + getCurrentScale()
        //                    + ",\"rotation\":0,\"mapTitle\":\"" + mapTitle.getValue()
        //                    + "\",\"comment\":\"" + comments.getValue() + "\"}],\"layers\":[";
        specJson = specJson.concat(buildBaseLayerJson());

        String pagesJson = "\"pages\": [" + "{" + "\"center\": [" + center.lon() + "," + center.lat() + "],"
                + "\"scale\": " + getCurrentScale() + "," + "\"dpi\": " + comboDPI.getValue().getDpi() + ","
                + "\"mapTitle\": \"" + mapTitle.getValue() + "\"," + "\"title\": \"" + title.getValue() + "\","
                + "\"comment\": \"" + comments.getValue() + "\"" + "}" + "],\n";

        String legendJson = "\"legends\": [";
        String legendLayers = buildLegendLayerJson();
        String legendEnd = "]}";

        specJson = specJson.concat(pagesJson + legendJson + legendLayers + legendEnd);

        String url = GWT.getHostPageBaseURL() + GWT.getModuleName() + "/pdf/create.json";

        RequestBuilder builder = new RequestBuilder(RequestBuilder.POST, url);

        String jsonData = "spec=" + specJson;

        builder.setHeader("Content-Type", "application/x-www-form-urlencoded");
        try {
            Info.display(INSTANCE.printText(), INSTANCE.GPPrintWidget_infoStartPringBodyText());
            logger.log(Level.INFO, jsonData);
            Request response = builder.sendRequest(jsonData, new RequestCallback() {

                @Override
                public void onError(Request request, Throwable exception) {
                    Window.alert(exception.getLocalizedMessage());
                }

                @Override
                public void onResponseReceived(Request request, Response response) {
                    Info.display(INSTANCE.printText(), INSTANCE.GPPrintWidget_infoFinishPrintBodyText());
                    String downloadURL = response.getText().substring(11,
                            response.getText().indexOf("printout") + 8);

                    Window.open(downloadURL, "_blank", "");

                }
            });
        } catch (RequestException ex) {
            Logger.getLogger(GPPrintWidget.class.getName()).log(Level.SEVERE, null, ex);
        }

        this.hide();
    }

}