/* The contents of this file are subject to the license and copyright terms
* detailed in the license directory at the root of the source tree (also
* available online at http://fedora-commons.org/license/).
*/
package fedora.client.batch;
import java.awt.Font;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.PrintStream;
import java.io.Reader;
import javax.swing.ImageIcon;
import javax.swing.JFileChooser;
import javax.swing.JInternalFrame;
import javax.swing.JOptionPane;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.text.JTextComponent;
import fedora.client.Administrator;
import fedora.common.Constants;
import fedora.server.utilities.StreamUtility;
/**
* A GUI interface for entering info required to perform a batch modify that
* consists of a file containing the modify directives to be processed. A log
* file is generated and saved in the client logs directory detailing the
* events that occured during processing.
*
* @author Ross Wayland
*/
public class BatchModify {
private static String s_rootName = null;
private static String s_logPath = null;
private static PrintStream s_log = null;
/**
* Constructor for the class.
*/
public BatchModify() {
InputStream in = null;
BatchModifyParser bmp = null;
File file = null;
long st = System.currentTimeMillis();
long et = 0;
try {
JFileChooser browse = new JFileChooser(Administrator.getLastDir());
browse.setFileSelectionMode(JFileChooser.FILES_AND_DIRECTORIES);
int returnVal = browse.showOpenDialog(Administrator.getDesktop());
if (returnVal == JFileChooser.APPROVE_OPTION) {
file = browse.getSelectedFile();
int n =
JOptionPane
.showConfirmDialog(Administrator.getDesktop(),
"Process modify directives in file: \n"
+ file
.getAbsolutePath()
+ " ?\n",
"Run Batch Modify?",
JOptionPane.YES_NO_OPTION);
if (n == JOptionPane.YES_OPTION) {
Administrator.setLastDir(file);
openLog("modify-batch");
in = new FileInputStream(file);
bmp =
new BatchModifyParser(Administrator.UPLOADER,
Administrator.APIM,
Administrator.APIA,
in,
s_log);
}
}
} catch (Exception e) {
Administrator
.showErrorDialog(Administrator.getDesktop(),
"Error in Parsing Directives File.",
e.getClass().getName()
+ " - "
+ (e.getMessage() == null ? "(no detail provided)"
: e.getMessage()),
e);
} finally {
try {
if (in != null) {
in.close();
}
if (s_log != null && bmp != null) {
et = System.currentTimeMillis();
if (bmp.getFailedCount() == -1) {
JOptionPane
.showMessageDialog(Administrator.getDesktop(),
bmp.getSucceededCount()
+ " Modify Directives successfully processed.\n"
+ "Parser Error.\n"
+ "An Unknown number of Modify Directives were not processed.\n"
+ "See log file for details of how many directives were\n"
+ "processed before the fatal error occurred.\n"
+ "Time elapsed: "
+ getDuration(et
- st));
s_log.println(" <summary>");
s_log
.println(" "
+ StreamUtility
.enc(bmp.getSucceededCount()
+ " modify directives successfully processed.\n"
+ " Parser error encountered.\n"
+ " An unknown number of modify directives were not processed.\n"
+ " Time elapsed: "
+ getDuration(et - st)));
s_log.println(" </summary>");
} else {
JOptionPane.showMessageDialog(Administrator
.getDesktop(), bmp.getSucceededCount()
+ " modify directives successfully ingested.\n"
+ bmp.getFailedCount()
+ " modify directives failed.\n"
+ "See log file for details.\n"
+ "Time elapsed: " + getDuration(et - st));
s_log.println(" <summary>");
s_log
.println(" "
+ StreamUtility
.enc(bmp.getSucceededCount()
+ " modify directives successfully processed.\n "
+ bmp.getFailedCount()
+ " modify directives failed.\n"
+ " Time elapsed: "
+ getDuration(et - st)));
s_log.println(" </summary>");
}
closeLog();
int n =
JOptionPane
.showConfirmDialog(Administrator
.getDesktop(),
"A detailed log file was created at\n"
+ s_logPath
+ "\n\n"
+ "View it now?",
"View Modify Batch Log?",
JOptionPane.YES_NO_OPTION);
if (n == JOptionPane.YES_OPTION) {
JTextComponent textEditor = new JTextArea();
textEditor.setFont(new Font("monospaced",
Font.PLAIN,
12));
textEditor.setText(fileAsString(s_logPath));
textEditor.setCaretPosition(0);
textEditor.setEditable(false);
JInternalFrame viewFrame =
new JInternalFrame("Viewing " + s_logPath,
true,
true,
true,
true);
ImageIcon editIcon =
new ImageIcon(ClassLoader.
getSystemResource("images/client/standard/general/Edit16.gif"));
viewFrame.setFrameIcon(editIcon);
viewFrame.getContentPane()
.add(new JScrollPane(textEditor));
viewFrame.setSize(720, 520);
viewFrame.setVisible(true);
Administrator.getDesktop().add(viewFrame);
s_log = null;
try {
viewFrame.setSelected(true);
} catch (java.beans.PropertyVetoException pve) {
// ignore
}
}
}
} catch (Exception e) {
Administrator
.showErrorDialog(Administrator.getDesktop(),
"Error",
e.getClass().getName()
+ " - "
+ (e.getMessage() == null ? "(no detail provided)"
: e.getMessage()),
e);
}
}
}
/**
* Convert the duration time from milliseconds to standard hours, minutes,
* and seconds format.
*
* @param millis
* The time interval to convert in miliseconds.
* @return A string with the converted time.
*/
private static String getDuration(long millis) {
long tsec = millis / 1000;
long h = tsec / 60 / 60;
long m = (tsec - h * 60 * 60) / 60;
long s = tsec - h * 60 * 60 - m * 60;
StringBuffer out = new StringBuffer();
if (h > 0) {
out.append(h + " hour");
if (h > 1) {
out.append('s');
}
}
if (m > 0) {
if (h > 0) {
out.append(", ");
}
out.append(m + " minute");
if (m > 1) {
out.append('s');
}
}
if (s > 0 || h == 0 && m == 0) {
if (h > 0 || m > 0) {
out.append(", ");
}
out.append(s + " second");
if (s != 1) {
out.append('s');
}
}
return out.toString();
}
/**
* Initializes the log file for writing.
*
* @param rootName
* The name of the root element for the xml log file.
* @throws Exception
* If any type of error occurs in trying to open the log file for
* writing.
*/
private static void openLog(String rootName) throws Exception {
s_rootName = rootName;
String fileName =
s_rootName + "-" + System.currentTimeMillis() + ".xml";
File outFile;
String fedoraHome = Constants.FEDORA_HOME;
if (fedoraHome == null) {
// to current dir
outFile = new File(fileName);
} else {
// to client/log
File logDir =
new File(new File(new File(fedoraHome), "client"), "logs");
if (!logDir.exists()) {
logDir.mkdir();
}
outFile = new File(logDir, fileName);
}
s_logPath = outFile.getPath();
s_log = new PrintStream(new FileOutputStream(outFile), true, "UTF-8");
s_log.println("<?xml version=\"1.0\" encoding=\"UTF-8\"?>");
s_log.println("<" + s_rootName + ">");
}
/**
* Closes the log file.
*
* @throws Exception
* If any type of error occurs in closing the log file.
*/
private static void closeLog() throws Exception {
s_log.println("</" + s_rootName + ">");
s_log.close();
}
/**
* Converts file into string.
*
* @param path
* The absolute file path of the file.
* @return The contents of the file as a string.
* @throws Exception
* If any type of error occurs during the conversion.
*/
private static String fileAsString(String path) throws Exception {
StringBuffer buffer = new StringBuffer();
InputStream fis = new FileInputStream(path);
InputStreamReader isr = new InputStreamReader(fis, "UTF-8");
Reader in = new BufferedReader(isr);
int ch;
while ((ch = in.read()) > -1) {
buffer.append((char) ch);
}
in.close();
return buffer.toString();
}
}