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marsyang1/FileUploadView.java

Last active December 16, 2015 16:59
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FileUploadView.java
@ManagedBean
@ViewScoped
public class FileUploadView {
public List<File> files = Lists.newArrayList();
public void handleFileUpload(FileUploadEvent event) {
UploadedFile file = event.getFile();
try {
String fileName = file.getFileName();
String prefix = file.getFileName().substring(0, fileName.indexOf('.'));
String suffix = file.getFileName().substring(fileName.indexOf('.'), fileName.length());
Path tempFile = Files.createTempFile(prefix, suffix);
tempFile = Files.write(tempFile, file.getContents(), StandardOpenOption.WRITE);
files.add(tempFile.toFile());
Messages.addGlobalInfo("Succesful", event.getFile().getFileName() + " is uploaded.");
} catch (IOException e) {
e.printStackTrace();
}
}
}
Raw
testFileUpload.xhtml
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"
xmlns:h="http://java.sun.com/jsf/html"
xmlns:f="http://java.sun.com/jsf/core"
xmlns:p="http://primefaces.org/ui">
<f:view contentType="text/html">
<h:head>
<f:facet name="first">
<meta content='text/html; charset=UTF-8' http-equiv="Content-Type"/>
<title>PrimeFaces</title>
</f:facet>
</h:head>
<h:body>
<p:layout fullPage="true">
<p:layoutUnit position="north" size="100" resizable="true" closable="true" collapsible="true">
Header
</p:layoutUnit>
<p:layoutUnit position="south" size="100" closable="true" collapsible="true">
Footer
</p:layoutUnit>
<p:layoutUnit position="west" size="175" header="Left" collapsible="true">
<h:form>
<p:menu>
<p:submenu label="Resources">
<p:menuitem value="Demo" url="http://www.primefaces.org/showcase-labs/ui/home.jsf"/>
<p:menuitem value="Documentation" url="http://www.primefaces.org/documentation.html"/>
<p:menuitem value="Forum" url="http://forum.primefaces.org/"/>
<p:menuitem value="Themes" url="http://www.primefaces.org/themes.html"/>
</p:submenu>
</p:menu>
</h:form>
</p:layoutUnit>
<p:layoutUnit position="center">
Welcome to PrimeFaces
<p:growl id="messages" showDetail="true"/>
<p:commandButton type="button" onclick="PF('uploadDialog').show()"/>
<p:dialog id="uploadDialog" widgetVar="uploadDialog">
<h:form>
<p:fileUpload fileUploadListener="#{fileUploadView.handleFileUpload}" mode="advanced"
dragDropSupport="true" multiple="true" update="messages" fileLimit="3"
oncomplete="PF('uploadDialog').hide()"/>
</h:form>
</p:dialog>
<hr/>
<h:panelGrid columns="1" cellpadding="5">
<p:commandButton value="Basic" type="button" onclick="PF('dlg1').show();"/>
<p:commandButton value="Modal" type="button" onclick="PF('dlg2').show();"/>
<p:commandButton value="Effects" type="button" onclick="PF('dlg3').show();"/>
</h:panelGrid>
<p:dialog header="Basic Dialog" widgetVar="dlg1" minHeight="40">
<h:outputText value="Resistance to PrimeFaces is futile!"/>
</p:dialog>
<p:dialog header="Modal Dialog" widgetVar="dlg2" modal="true" height="100">
<h:outputText value="This is a Modal Dialog."/>
</p:dialog>
<p:dialog header="Effects" widgetVar="dlg3" showEffect="explode" hideEffect="bounce" height="100">
<h:outputText value="This dialog has nice effects."/>
</p:dialog>
</p:layoutUnit>
</p:layout>
</h:body>
</f:view>
</html>
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