Hi Folks, I am using GWT as a beginner and at the time of using java.math.BigDecimal it gives me exception.
Compiling module com.techjini.app.SwordFish Refreshing module from source Validating newly compiled units Removing units with errors [ERROR] Errors in 'file:/D:/dev/GWT/gwt_workspace/ SwordFish/src/com/techjini/app/client/InvoiceService.java' [ERROR] Line 3: The import java.math cannot be resolved [ERROR] Line 13: BigDecimal cannot be resolved to a type Removing units with errors [ERROR] Errors in 'file:/D:/dev/GWT/gwt_workspace/ SwordFish/src/com/techjini/app/client/invoice/CreateInvoice.java' [ERROR] Line 341: No source code is available for type java.math.BigDecimal; did you forget to inherit a required module? [ERROR] Errors in 'file:/D:/dev/GWT/gwt_workspace/ SwordFish/src/com/techjini/app/client/InvoiceServiceAsync.java' [ERROR] Line 10: No source code is available for type java.math.BigDecimal; did you forget to inherit a required module? Removing invalidated units [WARN] Compilation unit 'file:/D:/dev/GWT/gwt_workspace/ SwordFish/src/com/techjini/app/client/invoice/InvoiceScreen.java' is removed due to invalid reference(s): [WARN] file:/D:/dev/GWT/gwt_workspace/SwordFish/src/com/ techjini/app/client/invoice/CreateInvoice.java [WARN] Compilation unit 'file:/D:/dev/GWT/gwt_workspace/ SwordFish/src/com/techjini/app/client/SwordFish.java' is removed due to invalid reference(s): [WARN] file:/D:/dev/GWT/gwt_workspace/SwordFish/src/com/ techjini/app/client/invoice/InvoiceScreen.java Computing all possible rebind results for 'com.techjini.app.client.SwordFish' Rebinding com.techjini.app.client.SwordFish Checking rule <generate-with class='com.google.gwt.user.rebind.ui.ImageBundleGenerator'/> [ERROR] Unable to find type 'com.techjini.app.client.SwordFish' [ERROR] Hint: Previous compiler errors may have made this type unavailable [ERROR] Hint: Check the inheritance chain from your module; it may not be inheriting a required module or a module may not be adding its source path entries properly Following is the code : Model class : import java.math.BigDecimal; import java.util.Date; import javax.jdo.annotations.IdGeneratorStrategy; import javax.jdo.annotations.IdentityType; import javax.jdo.annotations.PersistenceCapable; import javax.jdo.annotations.Persistent; import javax.jdo.annotations.PrimaryKey; import com.google.appengine.api.datastore.Blob; import com.techjini.app.server.util.DateUtil; @PersistenceCapable(identityType=IdentityType.APPLICATION) public class Invoice { public static final Short ACTIVE_STATUS = 1; public static final Short INACTIVE_STATUS = 2; @PrimaryKey @Persistent(valueStrategy = IdGeneratorStrategy.IDENTITY) private Long invoiceId; @Persistent private ClientCustomer clientCustomer; @Persistent private InvoiceTemplate invoiceTemplate; @Persistent private InvoiceSetting invoiceSetting; @Persistent private Date dueDate; @Persistent private Date invoiceDate; @Persistent private BigDecimal amount; @Persistent private Short InvoiceStatus; @Persistent private Blob invoiceContent; @Persistent private Date createdAt; @Persistent private Long createdBy; @Persistent private Date lastUpdatedAt; @Persistent private Long lastUpdatedBy; @Persistent private boolean isDeleted; @Persistent private Integer version; public Invoice(Long clientCustomerId, Date dueDate, Date invoiceDate, BigDecimal amount, Short invoiceStatus) { this.amount = amount; this.createdAt = DateUtil.getCurrentDate(); this.dueDate = dueDate; this.invoiceDate = invoiceDate; this.lastUpdatedAt = DateUtil.getCurrentDate(); this.InvoiceStatus = invoiceStatus; } // and getter setter of the fields } Interface : import java.math.BigDecimal; import java.util.Date; import com.google.gwt.user.client.rpc.RemoteService; import com.google.gwt.user.client.rpc.RemoteServiceRelativePath; @RemoteServiceRelativePath("createInvoice") public interface InvoiceService extends RemoteService { String createInvoice(String invoiceNo, Long clientCustomerId, Date dueDate, Date invoiceDate, BigDecimal amount ) throws Throwable; } import java.math.BigDecimal; import java.util.Date; import com.google.gwt.user.client.rpc.AsyncCallback; public interface InvoiceServiceAsync { String createInvoice(String invoiceNo, Long clientCustomerId, Date dueDate, Date invoiceDate, BigDecimal amount, AsyncCallback<String> callback); } Action import java.math.BigDecimal; import java.util.Date; import javax.jdo.PersistenceManager; import com.google.gwt.user.server.rpc.RemoteServiceServlet; import com.techjini.app.client.InvoiceService; import com.techjini.app.persistance.PMF; import com.techjini.app.server.pojo.Invoice; public class CreateInvoiceAction extends RemoteServiceServlet implements InvoiceService { //private static transient Log LOG = LogFactory.getLog (CreateInvoiceAction.class); Invoice invoice; @Override public String createInvoice(String invoiceNo, Long clientCustomerId, Date dueDate, Date invoiceDate, BigDecimal amount) throws Throwable { PersistenceManager pm = PMF.get().getPersistenceManager(); invoice = new Invoice(clientCustomerId, dueDate, invoiceDate, amount, Invoice.ACTIVE_STATUS); try { pm.makePersistent(invoice); } catch (Exception ex) { ex.printStackTrace(); throw new Throwable( "Sorry due to " + ex + " invoice could not created" ); } finally { pm.close(); } return "Successfully created invoice"; } } Client side code public class CreateInvoice { //private static transient Log LOG = LogFactory.getLog (CreateInvoice.class); /** * Create a remote service proxy to talk to the server-side Invoice service. */ private final InvoiceServiceAsync invoiceService = GWT .create(InvoiceService.class); ......................... ....................... private void sendInvoiceDetailToServer() { //Invoice invoice = new Invoice(); //invoice.setInvoiceStatus(invoice.ACTIVE_STATUS); invoiceService.createInvoice(invoiceNo.getText(), new Long (customerList.getSelectedIndex()), dueDate.getValue(), invoiceDate.getValue() , new BigDecimal(amount.getText()), new AsyncCallback<String>() { public void onFailure(Throwable caught) { // Show the RPC error message to the user try { System.out.println("Remote Procedure Call - Failure"); } catch (Exception e) { System.out.println(e.getMessage()); } } @Override public void onSuccess(String result) { System.out.println("Remote Procedure Call"); System.out.println("Remote"); } }); } ...................... } Can you please help me if I have to add anything to the module gwt.xml class. Looking forward for help! Thanks in advance. Akshi --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. To post to this group, send email to Google-Web-Toolkit@googlegroups.com To unsubscribe from this group, send email to google-web-toolkit+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/Google-Web-Toolkit?hl=en -~----------~----~----~----~------~----~------~--~---