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

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

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Introduction

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

Prototype

Method GET

To view the source code for com.google.gwt.http.client RequestBuilder GET.

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Document

Specifies that the HTTP GET method should be used.

Usage

From source file:org.pentaho.ui.database.event.DataHandler.java

License:Open Source License

private void setDefaultPoolParameters() {
    RequestBuilder poolingParamsBuilder = new RequestBuilder(RequestBuilder.GET,
            getBaseURL() + "poolingParameters"); //$NON-NLS-1$
    try {/*from   w  ww  .  j a v  a2 s . com*/
        poolingParamsBuilder.sendRequest(null, new RequestCallback() {

            @Override
            public void onError(Request request, Throwable exception) {
                showMessage(messages.getString("DataHandler.ERROR_MESSAGE_TITLE"), exception.getMessage(), //$NON-NLS-1$
                        exception.getMessage().length() > 300);
            }

            @Override
            public void onResponseReceived(Request request, Response response) {
                Boolean success = response.getStatusCode() == Response.SC_OK;
                if (success) {
                    AutoBean<IDatabaseConnectionPoolParameterList> bean = AutoBeanCodex.decode(
                            connectionAutoBeanFactory, IDatabaseConnectionPoolParameterList.class,
                            response.getText());
                    final IDatabaseConnectionPoolParameterList paramListWrapper = bean.as();
                    poolingParameters = new DatabaseConnectionPoolParameter[paramListWrapper
                            .getDatabaseConnectionPoolParameters().size()];

                    GwtLayoutHandler.deferUpdateUI(poolParameterTree, new Command() {
                        @Override
                        public void execute() {
                            if (poolParameterTree != null) {
                                int i = 0;
                                for (IDatabaseConnectionPoolParameter parameter : paramListWrapper
                                        .getDatabaseConnectionPoolParameters()) {
                                    XulTreeRow row = poolParameterTree.getRootChildren().addNewRow();
                                    row.addCellText(0, "false"); //$NON-NLS-1$
                                    row.addCellText(1, parameter.getParameter());
                                    row.addCellText(2, parameter.getDefaultValue());
                                    poolingParameters[i] = new DatabaseConnectionPoolParameter(
                                            parameter.getParameter(), parameter.getDefaultValue(),
                                            parameter.getDescription());
                                    i++;
                                }

                                // HACK: reDim the pooling table
                                poolParameterTree.setRows(poolParameterTree.getRows());
                            }
                        }
                    });
                }
            }
        });
    } catch (RequestException e) {
        showMessage(messages.getString("DataHandler.ERROR_MESSAGE_TITLE"), e.getMessage(), //$NON-NLS-1$
                e.getMessage().length() > 300);
    }
}

From source file:org.pentaho.ui.database.gwt.GwtXulAsyncDatabaseDialectService.java

License:Open Source License

@Override
public void getDatabaseDialects(final XulServiceCallback<List<IDatabaseDialect>> callback) {
    RequestBuilder registerDialectRequestBuilder = new RequestBuilder(RequestBuilder.GET,
            getBaseUrl() + "getDatabaseDialects");
    registerDialectRequestBuilder.setHeader("Content-Type", "application/json");

    try {//  w w w. ja va  2 s . c o m
        registerDialectRequestBuilder.sendRequest(null, new RequestCallback() {

            @Override
            public void onResponseReceived(Request request, Response response) {
                AutoBean<IDatabaseDialectList> databaseDialectBean = AutoBeanCodex
                        .decode(connectionAutoBeanFactory, IDatabaseDialectList.class, response.getText());
                callback.success(databaseDialectBean.as().getDialects());
            }

            @Override
            public void onError(Request request, Throwable exception) {
                callback.error("error testing connection: ", exception);//$NON-NLS-1$
            }

        });
    } catch (RequestException e) {
        callback.error("error testing connection: ", e);//$NON-NLS-1$
    }
}

From source file:org.pentaho.ui.database.gwt.GwtXulAsyncDatabaseDialectService.java

License:Open Source License

@Override
public void getDatabaseTypes(final XulServiceCallback<List<IDatabaseType>> callback) {
    RequestBuilder registerDialectRequestBuilder = new RequestBuilder(RequestBuilder.GET,
            getBaseUrl() + "getDatabaseTypes");
    registerDialectRequestBuilder.setHeader("Content-Type", "application/json");

    try {//  w  w  w.j a va 2  s.  co m
        registerDialectRequestBuilder.sendRequest(null, new RequestCallback() {

            @Override
            public void onResponseReceived(final Request request, final Response response) {
                Scheduler.get().scheduleDeferred(new Scheduler.ScheduledCommand() {
                    @Override
                    public void execute() {
                        AutoBean<IDatabaseTypesList> databaseTypesBean = AutoBeanCodex.decode(
                                connectionAutoBeanFactory, IDatabaseTypesList.class, response.getText());
                        callback.success(databaseTypesBean.as().getDbTypes());
                    }
                });
            }

            @Override
            public void onError(Request request, Throwable exception) {
                callback.error("error testing connection: ", exception);//$NON-NLS-1$
            }

        });
    } catch (RequestException e) {
        callback.error("error testing connection: ", e);//$NON-NLS-1$
    }
}

From source file:org.pentaho.ui.xul.gwt.sample.ExampleXulApp.java

License:Open Source License

public void bundleLoaded(String bundleName) {
    try {/*w w w  .j a va  2  s.c  o  m*/

        RequestBuilder builder = new RequestBuilder(RequestBuilder.GET, "tree.xul");

        try {
            Request response = builder.sendRequest(null, new RequestCallback() {
                public void onError(Request request, Throwable exception) {
                    // Code omitted for clarity
                }

                public void onResponseReceived(Request request, Response response) {

                    displayXulDialog(response.getText());
                    // Code omitted for clarity
                }
            });
        } catch (RequestException e) {
            // Code omitted for clarity
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:org.pentaho.ui.xul.gwt.util.AsyncXulLoader.java

License:Open Source License

public void bundleLoaded(String bundleName) {

    if (fromSource) { // already given Xul source
        if (loadingOverlay) {
            loadOverlay(xulSrc);//from w w  w .  j a v  a  2  s  . c o  m
        } else if (removingOverlay) {
            removeOverlay(xulSrc);
        } else {
            generateXulContainer(xulSrc);
        }
        return;
    }

    // Load XUL source from server
    try {
        RequestBuilder builder = new RequestBuilder(RequestBuilder.GET, xulSrc);

        try {
            Request response = builder.sendRequest(null, new RequestCallback() {
                public void onError(Request request, Throwable exception) {
                    Window.alert("Error loading XUL: " + exception.getMessage()); //$NON-NLS-1$
                }

                public void onResponseReceived(Request request, Response response) {
                    if (caching) {
                        overlayCache.put(xulSrc, response.getText());
                    }
                    if (AsyncXulLoader.this.loadingOverlay) {
                        loadOverlay(response.getText());
                    } else if (AsyncXulLoader.this.removingOverlay) {
                        removeOverlay(response.getText());
                    } else {
                        generateXulContainer(response.getText());
                    }
                }
            });
        } catch (RequestException e) {
            Window.alert("error loading bundle: " + e.getMessage()); //$NON-NLS-1$
        }
    } catch (Exception e) {
        Window.alert("error loading bundle: " + e.getMessage()); //$NON-NLS-1$
        e.printStackTrace();
    }
}

From source file:org.pentaho.ui.xul.gwt.util.AsyncXulLoader.java

License:Open Source License

public void processIncludes(final com.google.gwt.xml.client.Document gwtDoc) {

    for (int y = 0; y < gwtDoc.getChildNodes().getLength(); y++) {
        final com.google.gwt.xml.client.Node window = gwtDoc.getChildNodes().item(y);
        try {//from  ww w  .j a v  a2s .com
            if (window.getNodeName().equals("window") == false) {
                continue;
            }
        } catch (Exception e) {
            continue;
        }

        for (int i = 0; i < window.getChildNodes().getLength(); i++) {
            final com.google.gwt.xml.client.Node ele = window.getChildNodes().item(i);
            if (ele.getNodeName() != null && ele.getNodeName().equals("pen:include")) {
                try {
                    RequestBuilder builder = new RequestBuilder(RequestBuilder.GET,
                            ele.getAttributes().getNamedItem("src").getNodeValue());
                    builder.sendRequest(null, new RequestCallback() {
                        public void onError(Request request, Throwable exception) {
                            Window.alert("Error loading XUL: " + exception.getMessage()); //$NON-NLS-1$
                        }

                        public void onResponseReceived(Request request, Response response) {
                            com.google.gwt.xml.client.Document doc = XMLParser.parse(response.getText());
                            Node parent = ele.getParentNode();
                            parent.removeChild(ele);

                            for (int z = 0; z < doc.getChildNodes().getLength(); z++) {
                                if (doc.getChildNodes().item(z).getChildNodes().getLength() > 0) {
                                    parent.appendChild(doc.getChildNodes().item(z));
                                    break;
                                }
                            }
                            processIncludes(gwtDoc);
                            return;
                        }
                    });
                } catch (RequestException e) {
                    Window.alert("error loading bundle: " + e.getMessage()); //$NON-NLS-1$
                }

            }
        }
    }

    loadXulContainer(gwtDoc);
}

From source file:org.primordion.ef.tex.Xholon2TexWirDiaO.java

License:Open Source License

protected void downloadPreambleAndWriteToTarget(String preambleFileName, String part1, String part2,
        String outFileName, String outPath, IXholon root) {
    try {/*from  www  .  j  av  a  2s  .  c o m*/
        //final String _contentType = contentType;
        final IXholon _root = root;
        new RequestBuilder(RequestBuilder.GET, preambleFileName).sendRequest("", new RequestCallback() {
            @Override
            public void onResponseReceived(Request req, Response resp) {
                if (resp.getStatusCode() == resp.SC_OK) {
                    //root.println(resp.getText());
                    writeToTarget(part1 + resp.getText() + part2, outFileName, outPath, _root);
                } else {
                    //root.println("status code:" + resp.getStatusCode());
                    //root.println("status text:" + resp.getStatusText());
                    //root.println("text:\n" + resp.getText());
                    writeToTarget(part1 + "% PREAMBLE" + preambleFileName + " status code:"
                            + resp.getStatusCode() + " status text:" + resp.getStatusText() + "text:"
                            + resp.getText() + "\n" + part2, outFileName, outPath, _root);
                }
            }

            @Override
            public void onError(Request req, Throwable e) {
                //root.println("onError:" + e.getMessage());
                writeToTarget(
                        part1 + "% PREAMBLE" + preambleFileName + " onError:" + e.getMessage() + "\n" + part2,
                        outFileName, outPath, _root);
            }
        });
    } catch (RequestException e) {
        //root.println("RequestException:" + e.getMessage());
        writeToTarget(
                part1 + "% PREAMBLE" + preambleFileName + " RequestException:" + e.getMessage() + "\n" + part2,
                outFileName, outPath, root);
    }
}

From source file:org.primordion.ef.xholon.DocRequester.java

License:Open Source License

/**
 *
 * @param fileName A local file name, or remote uri (http).
 * @param contentType One of "_xhn" "ih" "cd" "csh" etc.
 *//*from   w w  w  .j  av  a  2  s  .c  om*/
protected void writeAll(String fileName, String contentType) {
    /* this is the non-GWT version
     out = root.getApp().getOut();
     String fileName = root.getApp().getCompositeStructureHierarchyFile();
     Reader in = MiscIo.openInputFile(fileName);
     try {
        char[] buf = new char[8192];
        while (true) {
    int len = in.read(buf);
    if (len < 0) {break;}
    out.write(buf, 0, len);
        }
        out.flush();
     } catch (IOException e) {
        e.printStackTrace();
     }
     MiscIo.closeInputFile(in);*/

    // GWT version
    //String fileName = root.getApp().getCompositeStructureHierarchyFile();
    IApplication app = root.getApp();
    String content = null;
    if (app.getWorkbookBundle() != null) {
        content = ((XholonWorkbookBundle) app.getWorkbookBundle()).getResource(contentType);
    }
    if (content != null) {
        writeToTarget(content, contentType, contentType, root);
    } else if (fileName == null) {
        // app is probably using a ClientBundle
        String efText = app.rcConfig(contentType, (ClientBundleWithLookup) app.findGwtClientBundle());
        writeToTarget(efText, contentType, contentType, root);
        return;
    } else {
        try {
            final String _contentType = contentType;
            final IXholon _root = root;
            new RequestBuilder(RequestBuilder.GET, fileName).sendRequest("", new RequestCallback() {
                @Override
                public void onResponseReceived(Request req, Response resp) {
                    if (resp.getStatusCode() == resp.SC_OK) {
                        //root.println(resp.getText());
                        writeToTarget(resp.getText(), _contentType, _contentType, _root);
                    } else {
                        root.println("status code:" + resp.getStatusCode());
                        root.println("status text:" + resp.getStatusText());
                        root.println("text:\n" + resp.getText());
                    }
                }

                @Override
                public void onError(Request req, Throwable e) {
                    root.println("onError:" + e.getMessage());
                }
            });
        } catch (RequestException e) {
            root.println("RequestException:" + e.getMessage());
        }
    }
}

From source file:org.primordion.xholon.service.nosql.Neo4jRestApi.java

License:Open Source License

/**
 * Get Neo4j service root, as a test.//w ww . ja  v  a2 s  . c o  m
 * GET http://localhost:7474/db/data/
 */
protected void getServiceRoot() {
    String url = "http://localhost:7474/db/data/";
    try {
        RequestBuilder builder = new RequestBuilder(RequestBuilder.GET, URL.encode(url));
        builder.setHeader("Accept", "application/json"); // " ;charset=UTF-8"
        builder.sendRequest("", new RequestCallback() {

            @Override
            public void onResponseReceived(Request req, Response resp) {
                if (resp.getStatusCode() == resp.SC_OK) {
                    String jsonStr = resp.getText();
                    // display the raw returned JSON String
                    contextNode.println(jsonStr);

                    // parse the returned JSON String, and get and display a single value
                    JSONValue jsonValue = ((JSONObject) JSONParser.parseStrict(jsonStr)).get("neo4j_version");
                    contextNode.println("neo4j_version = " + jsonValue);
                } else {
                    contextNode.println("status code:" + resp.getStatusCode());
                    contextNode.println("status text:" + resp.getStatusText());
                    contextNode.println("text:\n" + resp.getText());
                }
            }

            @Override
            public void onError(Request req, Throwable e) {
                contextNode.println("onError:" + e.getMessage());
            }

        });
    } catch (RequestException e) {
        contextNode.println("RequestException:" + e.getMessage());
    }
}

From source file:org.primordion.xholon.service.svg.SvgViewBrowser.java

License:Open Source License

/**
 * Load an SVG image from a URI./*from   ww  w  .j  av  a 2s. c om*/
 */
protected void loadSvg(final String uri) {
    final IXholon this_ = this;
    final IXholon client_ = client;
    try {
        new RequestBuilder(RequestBuilder.GET, uri).sendRequest("", new RequestCallback() {
            @Override
            public void onResponseReceived(Request req, Response resp) {
                if (resp.getStatusCode() == resp.SC_OK) {
                    diagram = loadSvg(resp.getText(), uri);
                    finishSetup();
                    client_.sendSyncMessage(SIG_STATUS_OK_REQ, null, this_);
                } else {
                    if (uri.equals(svgUri) && (svgUriFallback != null)) {
                        loadSvg(svgUriFallback);
                    } else {
                        String xmlString = xmlGwtresource2String(uri);
                        if (xmlString == null) {
                            client_.sendSyncMessage(SIG_STATUS_NOT_OK_REQ, resp.getText(), this_);
                            this_.removeChild(); // remove self from the Xholon tree
                        } else {
                            diagram = loadSvg(xmlString, uri);
                            finishSetup();
                            client_.sendSyncMessage(SIG_STATUS_OK_REQ, null, this_);
                        }
                    }
                }
            }

            @Override
            public void onError(Request req, Throwable e) {
                client_.sendSyncMessage(SIG_STATUS_NOT_OK_REQ, e.getMessage(), this_);
                this_.removeChild(); // remove self from the Xholon tree
            }
        });
    } catch (RequestException e) {
        client_.sendSyncMessage(SIG_STATUS_NOT_OK_REQ, e.getMessage(), this_);
        this_.removeChild(); // remove self from the Xholon tree
    }
}