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/*
* Copyright 2004-2014 ICEsoft Technologies Canada Corp.
*
* 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.icefaces.ace.component.fileentry;
import javax.faces.context.FacesContext;
import javax.faces.event.PhaseId;
import java.util.ArrayList;
import java.io.Serializable;
import java.io.File;
public class FileEntryResults implements Serializable, Cloneable {
private ArrayList fileInfos;
private boolean viaCallback;
private long totalSize;
FileEntryResults(boolean viaCallback) {
fileInfos = new ArrayList(6);
this.viaCallback = viaCallback;
}
public ArrayList getFiles() {
return fileInfos;
}
public boolean isViaCallback() {
return viaCallback;
}
/**
* @return Deep copy
*/
public Object clone() {
FileEntryResults results = new FileEntryResults(viaCallback);
int numFileEntries = fileInfos.size();
results.fileInfos = new ArrayList(Math.max(1,numFileEntries));
for (FileInfo fi : fileInfos) {
results.fileInfos.add( (FileInfo) fi.clone() );
}
return results;
}
public String toString() {
String pre = "FileEntryResults: {" +
"\n viaCallback=" + viaCallback +
",\n totalSize=" + totalSize +
",\n files:\n";
StringBuilder mid = new StringBuilder();
for (FileInfo fi : fileInfos) {
mid.append(fi.toString());
}
String post ="\n}";
return pre + mid + post;
}
public boolean equals(Object ob) {
if (!(ob instanceof FileEntryResults)) {
return false;
}
FileEntryResults results = (FileEntryResults) ob;
if (this.viaCallback != results.viaCallback) {
return false;
}
if ((this.fileInfos == null && results.fileInfos != null) ||
(this.fileInfos != null && results.fileInfos == null)) {
return false;
}
if (this.fileInfos != null) {
int sz = this.fileInfos.size();
int isz = results.fileInfos.size();
if (sz != isz) {
return false;
}
for (int i = 0; i < sz; i++) {
FileInfo fi = this.fileInfos.get(i);
FileInfo ifi = results.fileInfos.get(i);
if (!fi.equals(ifi)) {
return false;
}
}
}
return true;
}
void addCompletedFile(FileInfo fileInfo) {
fileInfos.add(fileInfo);
totalSize += fileInfo.getSize();
}
long getAvailableTotalSize(long maxTotalSize) {
return Math.max(0, maxTotalSize - totalSize);
}
boolean isLifecycleAndUploadsSuccessful(FacesContext context) {
if (context.isValidationFailed()) {
return false;
}
for (FileEntryResults.FileInfo fi : fileInfos) {
if (!fi.isSaved()) {
return false;
}
}
return true;
}
public static class FileInfo implements Serializable, Cloneable {
private String fileName;
private String contentType;
private File file;
private long size;
private FileEntryStatus status;
FileInfo() {
}
void begin(String fileName, String contentType) {
this.fileName = fileName;
this.contentType = contentType;
}
/**
* When a file fails uploading, before even processing the contents
* @param status The failed status
*/
void prefail(FileEntryStatus status) {
this.status = status;
}
/**
* When a file fails uploading, after the upload is complete, which
* can only happen when the FileEntryCallback's end method throws a
* RuntimeException.
* @param status The failed status
*/
void postfail(FileEntryStatus status) {
this.status = status;
}
void finish(File file, long size, FileEntryStatus status) {
this.file = file;
this.size = size;
this.status = status;
}
/**
* In the fileEntryListener, applications may override the uploaded
* files' statuses, if the files fail the application's custom
* validation, by using this method. They can even set a custom status,
* with its own message format for the faces message.
*
* @param newStatus The new status for the uploaded file
* @param invalidate If should invalidate the component, and the form.
* This will only have an effect if this method is called before
* UpdateModel phase, such as when called from the fileEntryListener
* when the fileEntry has immediate=true.
* @param deleteFile If should delete the file from the file-system
*/
public void updateStatus(FileEntryStatus newStatus, boolean invalidate,
boolean deleteFile) {
updateStatus(newStatus, invalidate);
if (deleteFile && file != null && file.exists()) {
file.delete();
}
}
/**
* In the callback, applications may override the uploaded
* files' statuses, if the files fail the application's custom
* validation, by using this method. They can even set a custom status,
* with its own message format for the faces message.
*
* @param newStatus The new status for the uploaded file
* @param invalidate If should invalidate the component, and the form.
*/
public void updateStatus(FileEntryStatus newStatus, boolean invalidate) {
if (newStatus != null) {
status = newStatus;
}
if (invalidate) {
FacesContext context = FacesContext.getCurrentInstance();
context.validationFailed();
PhaseId phase = context.getCurrentPhaseId();
if (phase != null && !PhaseId.RESTORE_VIEW.equals(phase)) {
context.renderResponse();
}
}
}
public String getFileName() { return fileName; }
public String getContentType() { return contentType; }
public File getFile() { return file; }
public long getSize() { return size; }
public FileEntryStatus getStatus() { return status; }
public boolean isSaved() { return status.isSuccess(); }
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
FileInfo fileInfo = (FileInfo) o;
if (fileName != null ? !fileName.equals(fileInfo.fileName) : fileInfo.fileName != null) {
return false;
}
if (contentType != null ? !contentType.equals(fileInfo.contentType) : fileInfo.contentType != null) {
return false;
}
if (file != null ? !file.equals(fileInfo.file) : fileInfo.file != null) {
return false;
}
if (size != fileInfo.size) {
return false;
}
if (status != fileInfo.status) {
return false;
}
return true;
}
public int hashCode() {
int result;
result = (int) (size ^ (size >>> 32));
result = 31 * result + (fileName != null ? fileName.hashCode() : 0);
result = 31 * result + (contentType != null ? contentType.hashCode() : 0);
result = 31 * result + (file != null ? file.hashCode() : 0);
result = 31 * result + (status != null ? status.hashCode() : 0);
return result;
}
public Object clone() {
FileInfo fileInfo = new FileInfo();
fileInfo.fileName = this.fileName;
fileInfo.contentType = this.contentType;
fileInfo.file = this.file;
fileInfo.size = this.size;
fileInfo.status = this.status;
return fileInfo;
}
public String toString() {
return
"FileEntryResults.FileInfo: {" +
"\n fileName=" + fileName +
",\n contentType=" + contentType +
",\n file=" + file +
",\n size=" + size +
",\n status=" + status +
"\n}";
}
}
}