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

Introduction

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

Prototype

protected RequestBuilder(String httpMethod, String url) 

Source Link

Document

Creates a builder using the parameters values for configuration.

Usage

From source file:fi.jyu.student.jatahama.onlineinquirytool.client.OnlineInquiryTool.java

License:Open Source License

/**
 * Check servlet existence//from  ww  w.j a va  2s .c  om
 */
private void checkServlet() throws RequestException {
    RequestBuilder rb = new RequestBuilder(RequestBuilder.GET, loadsaveServletUrl);
    rb.setTimeoutMillis(10000);
    rb.setRequestData("Hello!");
    rb.setCallback(this);
    rb.send();
}

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From source file:fr.aliasource.webmail.client.reader.invitation.GoingEventDataRequest.java

License:GNU General Public License

public void requestGoing(String extId, final String going) {
    RequestBuilder builder = new RequestBuilder(RequestBuilder.POST, URL.encode(url));
    builder.setHeader("Content-Type", "application/x-www-form-urlencoded");

    String requestData = "token=" + URL.encodeComponent(token);
    requestData += "&extId=" + URL.encodeComponent(extId);
    requestData += "&going=" + URL.encodeComponent(going);
    try {/*from  ww w.jav  a  2 s.  c  o  m*/
        builder.sendRequest(requestData, new RequestCallback() {
            public void onError(Request request, Throwable exception) {
                GWT.log("srv error", exception);
            }

            public void onResponseReceived(Request request, Response response) {
                if (200 == response.getStatusCode()) {
                    // Process the response in response.getText()
                    String resp = response.getText();
                    GWT.log("text:\n" + resp, null);
                    ctrl.goingReceived(going);
                } else {
                    GWT.log("error: " + response.getStatusCode() + " " + response.getStatusText(), null);
                }
            }
        });
    } catch (RequestException e) {
        // Couldn't connect to server
    }
}

---

From source file:fr.aliasource.webmail.client.reader.invitation.InvitationInfoDataProvider.java

License:GNU General Public License

public void requestInvitation(MessageId messageId, String folder) {
    RequestBuilder builder = new RequestBuilder(RequestBuilder.POST, URL.encode(url));
    builder.setHeader("Content-Type", "application/x-www-form-urlencoded");

    String requestData = "token=" + URL.encodeComponent(token);
    requestData += "&messageId=" + URL.encodeComponent(String.valueOf(messageId.getMessageId()));
    requestData += "&folder=" + URL.encodeComponent(folder);
    try {/*from  w w w .ja va 2  s .  c om*/
        builder.sendRequest(requestData, new RequestCallback() {
            public void onError(Request request, Throwable exception) {
                GWT.log("srv error", exception);
            }

            public void onResponseReceived(Request request, Response response) {
                if (200 == response.getStatusCode()) {
                    // Process the response in response.getText()
                    String resp = response.getText();
                    Document doc = XMLParser.parse(resp);

                    InvitationInfo invitationInfo = parseXml(doc);
                    ctrl.invitationReceived(invitationInfo);
                } else {
                    GWT.log("error: " + response.getStatusCode() + " " + response.getStatusText(), null);
                }
            }

        });
    } catch (RequestException e) {
        GWT.log("Couldn't connect to server", e);
    }
}

---

From source file:fr.fg.client.ajax.Action.java

License:Open Source License

private void doRequest() {
    // Encode les paramtres de la requte
    StringBuffer requestData = new StringBuffer();
    boolean first = true;
    for (String key : params.keySet()) {
        if (first)
            first = false;/*from  w  w  w.  j  a  va2s. c  om*/
        else
            requestData.append("&");

        requestData.append(key);
        requestData.append("=");
        requestData.append(URL.encodeComponent(params.get(key)));
    }

    // Excute la requte
    RequestBuilder requestBuilder = new RequestBuilder(RequestBuilder.POST,
            Config.getServerUrl() + uri + ".do");
    requestBuilder.setHeader("Content-type", "application/x-www-form-urlencoded");

    try {
        this.startTime = System.currentTimeMillis();
        request = requestBuilder.sendRequest(requestData.toString(), this);
    } catch (RequestException e) {
        retry(String.valueOf(e.getMessage()));
    }
}

---

From source file:fr.gael.dhus.gwt.client.module.LoginModule.java

License:Open Source License

private static void init() {
    final SecurityServiceAsync securityService = SecurityServiceAsync.Util.getInstance();

    usernameInput = TextBox.wrap(RootPanel.get("login_username").getElement());
    passwordInput = PasswordTextBox.wrap(RootPanel.get("login_password").getElement());

    final RootPanel login_button = RootPanel.get("login_button");
    final RootPanel logout_button = RootPanel.get("logout_button");

    login_button.addDomHandler(new ClickHandler() {
        @Override/*from  www. ja  v a2 s.c o m*/
        public void onClick(ClickEvent event) {
            try {
                String url = GWT.getHostPageBaseURL() + "/login";
                StringBuilder data = new StringBuilder();
                data.append("login_username=").append(URL.encodeQueryString(usernameInput.getValue()));
                data.append("&");
                data.append("login_password=").append(URL.encodeQueryString(passwordInput.getValue()));
                RequestBuilder rb = new RequestBuilder(RequestBuilder.POST, URL.encode(url));
                rb.setHeader("Content-Type", "application/x-www-form-urlencoded");
                rb.sendRequest(data.toString(), new RequestCallback() {
                    @Override
                    public void onResponseReceived(Request request, Response response) {
                        if (response.getStatusCode() != 200) {
                            loginError(response.getText());
                        } else {
                            securityService.getCurrentUser(new AccessDeniedRedirectionCallback<UserData>() {

                                @Override
                                public void onSuccess(UserData result) {
                                    if (result == null) {
                                        loginError(
                                                "There was an error with your login/password combination. Please try again.");
                                        return;
                                    }
                                    loginRefresh();
                                }

                                @Override
                                public void _onFailure(Throwable caught) {
                                    Window.alert(caught.getMessage());
                                    loginRefresh();
                                }
                            });
                        }
                    }

                    @Override
                    public void onError(Request request, Throwable exception) {
                        Window.alert(exception.getMessage());
                        loginRefresh();
                    }
                });
            } catch (Exception e) {
                Window.alert(e.getMessage());
                loginRefresh();
            }
        }
    }, ClickEvent.getType());

    usernameInput.addKeyDownHandler(new KeyDownHandler() {
        @Override
        public void onKeyDown(KeyDownEvent event) {
            if (event.getNativeKeyCode() == KeyCodes.KEY_ENTER) {
                passwordInput.setFocus(true);
            }
        }
    });
    passwordInput.addKeyDownHandler(new KeyDownHandler() {
        @Override
        public void onKeyDown(KeyDownEvent event) {
            if (event.getNativeKeyCode() == KeyCodes.KEY_ENTER) {
                NativeEvent evt = Document.get().createClickEvent(0, 0, 0, 0, 0, false, false, false, false);
                DomEvent.fireNativeEvent(evt, login_button);
            }
        }
    });

    logout_button.addDomHandler(new ClickHandler() {
        @Override
        public void onClick(ClickEvent event) {
            try {
                String url = GWT.getHostPageBaseURL() + "/logout";
                RequestBuilder rb = new RequestBuilder(RequestBuilder.POST, URL.encode(url));
                rb.setHeader("Content-Type", "application/x-www-form-urlencoded");
                rb.sendRequest(null, new RequestCallback() {

                    @Override
                    public void onResponseReceived(Request request, Response response) {
                        loginRefresh();
                    }

                    @Override
                    public void onError(Request request, Throwable exception) {
                        Window.alert("Error while loging out user.\n" + exception.getMessage());
                        loginRefresh();
                    }
                });
            } catch (RequestException e) {
                Window.alert("Error while loging out user:\n" + e.getMessage());
            }
        }
    }, ClickEvent.getType());

    loginRefresh();
}

---

From source file:fr.gael.dhus.gwt.client.page.SearchViewPage.java

License:Open Source License

private static void getHTML(final XMLNodeData parent, boolean loadMoreNodeClicked,
        final AccessDeniedRedirectionCallback<List<XMLNodeData>> callback) {
    String request = loadMoreNodeClicked ? parent.getLoadMoreRequest() : parent.getRequest();
    String urlToRead = displayedProduct.getOdataPath(GWT.getHostPageBaseURL()) + "/" + request;
    urlToRead = URL.encode(urlToRead);
    urlToRead = urlToRead.replaceAll("#", "%23");
    RequestBuilder builder = new RequestBuilder(RequestBuilder.GET, urlToRead);

    try {/*  w  ww  . j  a  v  a 2  s. co  m*/
        builder.sendRequest(null, new RequestCallback() {

            @Override
            public void onResponseReceived(Request request, Response response) {
                Document doc = XMLParser.parse(response.getText());

                ArrayList<XMLNodeData> xmlNodes = new ArrayList<XMLNodeData>();

                NodeList list = doc.getFirstChild().getChildNodes();

                for (int listId = 0; listId < list.getLength(); listId++) {
                    if (list.item(listId).getNodeName() == "entry") {
                        NodeList entryNodes = list.item(listId).getChildNodes();
                        Integer childrenNumber = 0;
                        String name = null;
                        String value = "";
                        String path = parent.getPath();
                        for (int entryNodeId = 0; entryNodeId < entryNodes.getLength(); entryNodeId++) {
                            Node node = entryNodes.item(entryNodeId);
                            NodeList children = node.getChildNodes();
                            if (node.getNodeName() == "title") {
                                for (int childId = 0; childId < children.getLength(); childId++) {
                                    Node child = children.item(childId);
                                    if (child.getNodeName() == "#text") {
                                        name = child.getNodeValue();
                                    }
                                }
                            }
                            if (node.getNodeName() == "m:properties") {
                                NodeList properties = node.getChildNodes();
                                for (int propertyId = 0; propertyId < properties.getLength(); propertyId++) {
                                    Node property = properties.item(propertyId);
                                    NodeList ns = property.getChildNodes();
                                    if (property.getNodeName() == "d:ChildrenNumber") {
                                        for (int nId = 0; nId < ns.getLength(); nId++) {
                                            Node n = ns.item(nId);
                                            if (n.getNodeName() == "#text") {
                                                childrenNumber = new Integer(n.getNodeValue());
                                            }
                                        }
                                    }
                                    if (property.getNodeName() == "d:Value") {
                                        for (int nId = 0; nId < ns.getLength(); nId++) {
                                            Node n = ns.item(nId);
                                            if (n.getNodeName() == "#text") {
                                                value = n.getNodeValue() == null ? "" : n.getNodeValue();
                                            }
                                        }
                                    }
                                }
                            }
                        }
                        XMLNodeData xmlNode = new XMLNodeData(name, value,
                                (path.isEmpty() ? "" : path + "/") + "Nodes('" + name + "')", childrenNumber);

                        if (pathCounter.containsKey(xmlNode.getPath())) {
                            Object item = pathCounter.get(xmlNode.getPath());
                            int id;
                            if (item instanceof XMLNodeData) {
                                XMLNodeData n = (XMLNodeData) item;
                                n.setPath((path.isEmpty() ? "" : path + "/") + "Nodes('" + name + "[" + 1
                                        + "]')");
                                id = 2;
                            } else {
                                id = (Integer) pathCounter.get(xmlNode.getPath()) + 1;
                            }
                            pathCounter.put(xmlNode.getPath(), id);
                            xmlNode.setPath(
                                    (path.isEmpty() ? "" : path + "/") + "Nodes('" + name + "[" + id + "]')");
                        } else {
                            pathCounter.put(xmlNode.getPath(), xmlNode);
                        }
                        xmlNode.setDeep(parent.getDeep() + 1);
                        xmlNodes.add(xmlNode);
                    }
                }

                callback.onSuccess(xmlNodes);
            }

            @Override
            public void onError(Request request, Throwable exception) {
                Window.alert(exception.getMessage());
            }
        });
    } catch (RequestException e) {
        Window.alert(e.getMessage());
        return;
    }
}

---

From source file:fr.mncc.gwttoolbox.ajax.client.Json.java

License:Open Source License

private static <T extends JavaScriptObject> void sendRequest(RequestBuilder.Method httpMethod, String url,
        String data, final AsyncCallback<T> callback) {
    try {//  w  w  w .  ja v  a  2 s .c o m
        RequestBuilder requestBuilder = new RequestBuilder(httpMethod, url);
        requestBuilder.setHeader("Accept", "application/json");
        requestBuilder.setHeader("Content-Type", "application/json");
        requestBuilder.sendRequest(data, new RequestCallback() {
            @Override
            public void onResponseReceived(Request request, Response response) {
                if (response.getStatusCode() != Response.SC_OK) {
                    if (callback != null)
                        callback.onFailure(new Exception("status code = " + response.getStatusCode()
                                + ", status text = " + response.getStatusText()));
                } else {
                    if (callback != null)
                        callback.onSuccess(JsonParser.<T>fromJson(response.getText()));
                }
            }

            @Override
            public void onError(Request request, Throwable exception) {
                if (callback != null)
                    callback.onFailure(exception);
            }
        });
    } catch (RequestException e) {
        GWT.log(e.toString());
    }
}

---

From source file:fr.mncc.gwttoolbox.rpc.client.requests.RestCall.java

License:Open Source License

private static <T extends JavaScriptObject> void sendRequest(final RequestBuilder.Method method,
        final String url, final String data, final AsyncCallback<T> callback) {
    try {//from w ww .  j ava  2  s  .c o  m
        final RequestBuilder rb = new RequestBuilder(method, URL.encode(url));
        rb.setHeader("Accept", "application/json");
        rb.sendRequest(data, new RequestCallback() {
            @Override
            public void onError(final com.google.gwt.http.client.Request request, final Throwable exception) {
                if (callback != null)
                    callback.onFailure(exception);
            }

            @Override
            public void onResponseReceived(final com.google.gwt.http.client.Request request,
                    final Response response) {
                if (response.getStatusCode() != Response.SC_OK) {
                    if (callback != null)
                        callback.onFailure(
                                new Exception("response.getStatusCode() = " + response.getStatusCode()));
                } else {
                    final JsonParser<T> parser = new JsonParser<T>();
                    if (callback != null)
                        callback.onSuccess(parser.fromJson(response.getText()));
                }
            }
        });
    } catch (final Exception exception) {
        if (callback != null)
            callback.onFailure(exception);
    }
}

---

From source file:fr.mncc.minus.ajax.client.Ajax.java

License:Open Source License

private static <T extends JavaScriptObject> void sendRequest(RequestBuilder.Method httpMethod, String url,
        String data, final AsyncCallback<T> callback) {
    try {/*from  w  w w .  java  2s.co m*/
        RequestBuilder requestBuilder = new RequestBuilder(httpMethod, url);
        requestBuilder.setHeader("Accept", "application/json");
        requestBuilder.setHeader("Content-Type", "application/json");
        requestBuilder.sendRequest(data, new RequestCallback() {

            @Override
            public void onResponseReceived(Request request, Response response) {
                if (response.getStatusCode() != Response.SC_OK) {
                    if (callback != null) {
                        callback.onFailure(new Exception("status code = " + response.getStatusCode()
                                + ", status text = " + response.getStatusText()));
                    }
                } else {
                    if (callback != null) {
                        callback.onSuccess(JsonParser.<T>fromJson(response.getText()));
                    }
                }
            }

            @Override
            public void onError(Request request, Throwable exception) {
                if (callback != null) {
                    callback.onFailure(exception);
                }
            }
        });
    } catch (RequestException e) {
        GWT.log(e.toString());
    }
}

---

From source file:fr.putnami.pwt.doc.client.page.sample.decorator.SampleDecorator.java

License:Open Source License

private void requestFile(final String fileName) {
    this.sourceCode.asWidget().setVisible(false);
    this.sourceCode.setText("");

    RequestCallback callBack = new RequestCallback() {

        @Override/* w  ww  . j  a v a2s .  c  o  m*/
        public void onResponseReceived(Request request, Response response) {
            if (fileName.endsWith("xml")) {
                SampleDecorator.this.sourceCode.setConfiguration(XmlConfiguration.XML_CONFIGURATION);
            } else if (fileName.endsWith("java")) {
                SampleDecorator.this.sourceCode.setConfiguration(JavaConfiguration.JAVA_CONFIGURATION);
            } else {
                SampleDecorator.this.displayError(new RuntimeException("Unknow file type"));
            }
            SampleDecorator.this.sourceCode.setText(response.getText());
            SampleDecorator.this.sourceCode.asWidget().setVisible(true);
        }

        @Override
        public void onError(Request request, Throwable exception) {
            SampleDecorator.this.displayError(exception);
        }
    };
    RequestBuilder builder = new RequestBuilder(RequestBuilder.GET,
            GWT.getModuleBaseURL() + "sample/" + fileName);
    builder.setCallback(callBack);
    try {
        builder.send();
    } catch (RequestException e) {
        callBack.onError(null, e);
    }
}

---

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