/*
* JBoss, Home of Professional Open Source
* Copyright 2013, Red Hat, Inc. and/or its affiliates, and individual
* contributors by the @authors tag. See the copyright.txt in the
* distribution for a full listing of individual contributors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jboss.as.quickstart.xml.upload;
import java.io.InputStream;
import java.io.Serializable;
import java.util.List;
import javax.enterprise.context.SessionScoped;
import javax.enterprise.inject.Produces;
import javax.inject.Inject;
import javax.inject.Named;
import org.jboss.as.quickstart.xml.Book;
import org.jboss.as.quickstart.xml.Errors;
import org.jboss.as.quickstart.xml.XMLParser;
/**
* Backing bean to provide example with required logic to parse provided XML file.<br>
*
* @author baranowb
*
*/
/*
* Annotated as: - SessionScope bean to tie its lifecycle to session. This is required to make it shared between UploadServlet
* invocation and JSF actions.
*/
@SessionScoped
public class FileUploadBean implements Serializable {
/**
*
*/
private static final long serialVersionUID = -4542914921835861304L;
// data, catalog which is displayed in h:dataTable
private List<Book> catalog;
@Inject
private Errors errors;
/*
* Inject XMLParsor with 'Catalog' as type. Instance is created by container. Implementation alternative is controlled in
* beans.xml
*/
@Inject
private XMLParser xmlParser;
/**
* Getter for books catalog.
*/
@Produces
@Named
public List<Book> getCatalog() {
return catalog;
}
/**
* Action method invoked from UploadServlet once it parses request with 'multipart/form-data' form data and fetches uploaded
* file.
*/
public void parseUpload(InputStream is) {
try {
// Trigger parser and clear errors
this.errors.getErrorMessages().clear();
this.catalog = xmlParser.parse(is);
} catch (Exception e) {
this.errors.addErrorMessage("warning", e);
return;
}
}
}