I have ported the addressbook demo program to use MySQL
all is working great. I have one remaining problem. somehow the search/filter implamentation errors out with a weird error.
here is my code; the error reported is on line 145 (i marked the line bellow as 145); this same code works fine in the addressbook demo, but that example is not using MySQL. I am also including the error list.
what is wrong with my code?
thanks for any help…
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private void initSearch() {
searchField.setInputPrompt(“Search Zipcode”);
searchField.setTextChangeEventMode(TextChangeEventMode.LAZY);
searchField.addTextChangeListener(new TextChangeListener() {
public void textChange(final TextChangeEvent event) {
containerZipcode.removeAllContainerFilters();
containerZipcode.addContainerFilter(new ZipcodeFilter(event.getText())); //145
}
});
}
private class ZipcodeFilter implements Filter {
private String needle;
public ZipcodeFilter(String needle) {
this.needle = needle.toLowerCase();
}
public boolean passesFilter(Object itemId, Item item) {
String haystack = (""
+ item.getItemProperty(ZIPCODE).getValue()).toLowerCase();
return haystack.contains(needle);
}
public boolean appliesToProperty(Object id) {
return true;
}
}
error list:
Feb 17, 2015 6:50:24 PM com.vaadin.server.DefaultErrorHandler doDefault
SEVERE:
java.lang.RuntimeException: Failed to update item set size.
at com.vaadin.data.util.sqlcontainer.SQLContainer.updateCount(SQLContainer.java:1176)
at com.vaadin.data.util.sqlcontainer.SQLContainer.size(SQLContainer.java:403)
at com.vaadin.ui.Table.containerItemSetChange(Table.java:4524)
at com.vaadin.data.util.sqlcontainer.SQLContainer.fireContentsChange(SQLContainer.java:1628)
at com.vaadin.data.util.sqlcontainer.SQLContainer.refresh(SQLContainer.java:911)
at com.vaadin.data.util.sqlcontainer.SQLContainer.refresh(SQLContainer.java:893)
at com.vaadin.data.util.sqlcontainer.SQLContainer.addContainerFilter(SQLContainer.java:550)
at com.example.zipcode.ZipcodeUI$2.textChange(ZipcodeUI.java:145)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at com.vaadin.event.ListenerMethod.receiveEvent(ListenerMethod.java:508)
at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:198)
at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:161)
at com.vaadin.server.AbstractClientConnector.fireEvent(AbstractClientConnector.java:979)
at com.vaadin.ui.AbstractTextField.firePendingTextChangeEvent(AbstractTextField.java:398)
at com.vaadin.ui.AbstractTextField.changeVariables(AbstractTextField.java:207)
at com.vaadin.server.communication.ServerRpcHandler.changeVariables(ServerRpcHandler.java:485)
at com.vaadin.server.communication.ServerRpcHandler.handleInvocations(ServerRpcHandler.java:301)
at com.vaadin.server.communication.ServerRpcHandler.handleRpc(ServerRpcHandler.java:180)
at com.vaadin.server.communication.UidlRequestHandler.synchronizedHandleRequest(UidlRequestHandler.java:93)
at com.vaadin.server.SynchronizedRequestHandler.handleRequest(SynchronizedRequestHandler.java:41)
at com.vaadin.server.VaadinService.handleRequest(VaadinService.java:1406)
at com.vaadin.server.VaadinServlet.service(VaadinServlet.java:305)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:501)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1040)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:607)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:316)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Unknown Source)
Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ‘’ at line 1
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
at java.lang.reflect.Constructor.newInstance(Unknown Source)
at com.mysql.jdbc.Util.handleNewInstance(Util.java:377)
at com.mysql.jdbc.Util.getInstance(Util.java:360)
at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:978)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3887)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3823)
at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2435)
at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2582)
at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2530)
at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1907)
at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:2030)
at com.vaadin.data.util.sqlcontainer.query.TableQuery.executeQuery(TableQuery.java:529)
at com.vaadin.data.util.sqlcontainer.query.TableQuery.getCount(TableQuery.java:210)
at com.vaadin.data.util.sqlcontainer.SQLContainer.updateCount(SQLContainer.java:1165)
… 45 more
Feb 17, 2015 6:50:24 PM com.vaadin.server.DefaultErrorHandler doDefault
SEVERE:
java.lang.RuntimeException: Failed to update item set size.
at com.vaadin.data.util.sqlcontainer.SQLContainer.updateCount(SQLContainer.java:1176)
at com.vaadin.data.util.sqlcontainer.SQLContainer.size(SQLContainer.java:403)
at com.vaadin.ui.AbstractSelect.size(AbstractSelect.java:762)
at com.vaadin.ui.Table.doPaintContent(Table.java:3284)
at com.vaadin.ui.Table.paintContent(Table.java:3268)
at com.vaadin.server.LegacyPaint.paint(LegacyPaint.java:65)
at com.vaadin.server.communication.LegacyUidlWriter.write(LegacyUidlWriter.java:82)
at com.vaadin.server.communication.UidlWriter.write(UidlWriter.java:116)
at com.vaadin.server.communication.UidlRequestHandler.writeUidl(UidlRequestHandler.java:151)
at com.vaadin.server.communication.UidlRequestHandler.synchronizedHandleRequest(UidlRequestHandler.java:99)
at com.vaadin.server.SynchronizedRequestHandler.handleRequest(SynchronizedRequestHandler.java:41)
at com.vaadin.server.VaadinService.handleRequest(VaadinService.java:1406)
at com.vaadin.server.VaadinServlet.service(VaadinServlet.java:305)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:501)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1040)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:607)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:316)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Unknown Source)
Caused by: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ‘’ at line 1
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
at java.lang.reflect.Constructor.newInstance(Unknown Source)
at com.mysql.jdbc.Util.handleNewInstance(Util.java:377)
at com.mysql.jdbc.Util.getInstance(Util.java:360)
at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:978)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3887)
at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3823)
at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2435)
at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2582)
at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2530)
at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:1907)
at com.mysql.jdbc.PreparedStatement.executeQuery(PreparedStatement.java:2030)
at com.vaadin.data.util.sqlcontainer.query.TableQuery.executeQuery(TableQuery.java:529)
at com.vaadin.data.util.sqlcontainer.query.TableQuery.getCount(TableQuery.java:210)
at com.vaadin.data.util.sqlcontainer.SQLContainer.updateCount(SQLContainer.java:1165)
… 33 more
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