how to insert an image using hibernate entity in Seam
swathis Oct 21, 2008 7:44 AMHi all,
Can anybody please help me, I have written an entity to store images into the database,and written an action class to save the image to the database, and the view I have written in xhtml using richfaces.
But when am executing am facing the following exception, am not understanding how to solve that .... any help will be appreciated.
Action Class:
import java.io.ByteArrayOutputStream; import java.io.File; import java.io.IOException; import java.io.InputStream; import java.rmi.server.UID; import java.util.ArrayList; import java.util.Date; import java.util.HashMap; import java.util.List; import java.util.Map; import java.util.Set; import org.jboss.seam.ScopeType; import org.jboss.seam.annotations.In; import org.jboss.seam.annotations.Name; import org.jboss.seam.annotations.Out; import org.richfaces.event.UploadEvent; import org.richfaces.model.UploadItem; @Name("fileUploadHome") public class FileUploadHome { @In(scope=ScopeType.SESSION,required=false) @Out(scope=ScopeType.SESSION, required=false) File file; @In(scope=ScopeType.SESSION,required=false) @Out(scope=ScopeType.SESSION, required=false) UploadItem upload; private List data = new ArrayList(); private boolean flag; private String fileTypes = "*"; private Integer maxFiles = 5; private String width = "400"; private String height = "210"; public boolean isFlag() { return flag; } public List getFileList () { return data; } public void setFlag(boolean flag) { this.flag = flag; } public void listener(UploadEvent event){ UploadItem item = event.getUploadItem(); System.out.println("File : '" + item.getFileName() + "' was uploaded"); if (item.isTempFile()) { String file = item.getFileName(); //System.out.println("Absolute Path : '" + file.getAbsolutePath() + "'!"); //file.delete(); }else { try { ByteArrayOutputStream b = new ByteArrayOutputStream(); b.write(item.getData()); System.out.println(b.toString()); } catch (Exception e) { // TODO: handle exception } } } public List getData() { return data; } public void setData(List data) { this.data = data; } public String getFileTypes() { return fileTypes; } public void setFileTypes(String fileTypes) { this.fileTypes = fileTypes; } public Integer getMaxFiles() { return maxFiles; } public void setMaxFiles(Integer maxFiles) { this.maxFiles = maxFiles; } public String getWidth() { return width; } public void setWidth(String width) { this.width = width; } public String getHeight() { return height; } public void setHeight(String height) { this.height = height; } public File getFile() { return file; } public void setFile(File file) { this.file = file; } public UploadItem getUpload() { return upload; } public void setUpload(UploadItem upload) { this.upload = upload; } }
xhtml:
<ui:composition xmlns="http://www.w3.org/1999/xhtml" xmlns:ui="http://java.sun.com/jsf/facelets" xmlns:s="http://jboss.com/products/seam/taglib" xmlns:h="http://java.sun.com/jsf/html" xmlns:f="http://java.sun.com/jsf/core" xmlns:a4j="http://richfaces.org/a4j" xmlns:rich="http://richfaces.org/rich"> <style> .top { vertical-align: top; } .info { height: 202px; overflow: auto; } </style> <h:form> <s:decorate for="road" template="../layout/edit.xhtml"> <h:panelGrid id="uploadGrid" columns="2" cellspacing="2" width="100%" cellpadding="0" columnClasses="#{formLnF.getColumnOneSettings(skinBean.skin)}, #{formLnF.getColumnTwoSettings(skinBean.skin)}"> <h:column><a4j:region> <h:panelGrid columns="2" columnClasses="top,top"> <rich:fileUpload id="file" fileUploadListener="#{fileUploadHome.listener}" maxFilesQuantity="5" immediateUpload="true" ajaxSingle="true"> <a4j:support event="onuploadcomplete" reRender="fileInfoPanel" ajaxSingle="true"> <s:conversationPropagation type="join" /></a4j:support> <f:facet name="label"> <h:outputText value="{_KB}KB from {KB}KB uploaded, Time Elapsed: {mm}:{ss}" /> </f:facet> </rich:fileUpload> <rich:panel id="fileInfoPanel" header="Uploaded Files Info" style="height:242px;width:200px;overflow: auto;" headerClass="headerHeight"> <h:outputText value="No files currently uploaded" rendered="#{empty contexts.sessionContext.get('fileInfoList')}" /> <rich:dataList var="fileInfo" value="#{contexts.sessionContext.get('fileInfoList')}" rows="3"> <h:outputText value="#{fileInfo.filePath}"></h:outputText><br/> <h:outputText value="Size: " style="font-weight:bold;"></h:outputText> <h:outputText value="#{fileInfo.fileSize}"/> </rich:dataList> </rich:panel> </h:panelGrid> <h:message for="file" style="color:RED;"></h:message> <a4j:commandButton id="actionButton" action="#{fileUploadHome.clearUploadedData}" ajaxSingle="true" reRender="file, fileInfoPanel" value="Clear Uploaded Data"/> </a4j:region> </h:column> </h:panelGrid> </s:decorate> </h:form> </ui:composition>
Entity:
import javax.persistence.Entity; import org.jboss.seam.annotations.Name; import com.sun.istack.internal.NotNull; import javax.persistence.Id; @Entity(name="fileUpload") @Name("fileUpload") public class FileUpload{ @Id @NotNull private String fileName; @NotNull private String image; public String getFileName() { return fileName; } public void setFileName(String fileName) { this.fileName = fileName; } public String getImage() { return image; } public void setImage(String image) { this.image = image; } }
Exception
11:06:15,791 ERROR [STDERR] Oct 21, 2008 11:06:15 AM com.sun.facelets.FaceletViewHandler handleRenderException SEVERE: Error Rendering View[/fileupload.xhtml] com.sun.facelets.tag.TagException: /fileupload.xhtml @26,75 <rich:fileUpload> Tag Library supports namespace: http://richfaces.org/rich, but no tag was defined for name: fileUpload at com.sun.facelets.compiler.CompilationManager.pushTag(CompilationManager.java:193) at com.sun.facelets.compiler.SAXCompiler$CompilationHandler.startElement(SAXCompiler.java:194) at org.apache.xerces.parsers.AbstractSAXParser.startElement(Unknown Source) at org.apache.xerces.impl.XMLNSDocumentScannerImpl.scanStartElement(Unknown Source) at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(Unknown Source) at org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown Source) at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source) at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source) at org.apache.xerces.parsers.XMLParser.parse(Unknown Source) at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source) at org.apache.xerces.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown Source) at javax.xml.parsers.SAXParser.parse(SAXParser.java:395) at javax.xml.parsers.SAXParser.parse(SAXParser.java:198) at com.sun.facelets.compiler.SAXCompiler.doCompile(SAXCompiler.java:232) at com.sun.facelets.compiler.Compiler.compile(Compiler.java:105) at com.sun.facelets.impl.DefaultFaceletFactory.createFacelet(DefaultFaceletFactory.java:197) at com.sun.facelets.impl.DefaultFaceletFactory.getFacelet(DefaultFaceletFactory.java:144) at com.sun.facelets.impl.DefaultFaceletFactory.getFacelet(DefaultFaceletFactory.java:95) at com.sun.facelets.FaceletViewHandler.buildView(FaceletViewHandler.java:517) at com.sun.facelets.FaceletViewHandler.renderView(FaceletViewHandler.java:567) at org.ajax4jsf.application.ViewHandlerWrapper.renderView(ViewHandlerWrapper.java:108) at org.ajax4jsf.application.AjaxViewHandler.renderView(AjaxViewHandler.java:216) at com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:106) at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:251) at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:144) at javax.faces.webapp.FacesServlet.service(FacesServlet.java:245) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:83) at org.jboss.seam.web.MultipartFilter.doFilter(MultipartFilter.java:85) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:64) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:45) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:141) at org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:281) at org.jboss.seam.web.Ajax4jsfFilter.doFilter(Ajax4jsfFilter.java:60) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.web.LoggingFilter.doFilter(LoggingFilter.java:58) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.debug.hot.HotDeployFilter.doFilter(HotDeployFilter.java:68) at org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) at org.jboss.seam.servlet.SeamFilter.doFilter(SeamFilter.java:158) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175) at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:179) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:432) at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:262) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:446) at java.lang.Thread.run(Thread.java:619)