/********************************************************* begin of preamble
**
** Copyright (C) 2003-2010 Software- und Organisations-Service GmbH.
** All rights reserved.
**
** This file may be used under the terms of either the
**
** GNU General Public License version 2.0 (GPL)
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**
** Agreement for Purchase and Licensing
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** as offered by Software- und Organisations-Service GmbH
** in the respective terms of supply that ship with this file.
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********************************************************** end of preamble*/
package sos.settings;
/**
* <p>Title: </p>
* <p>Description: </p>
* <p>Copyright: Copyright (c) 2003</p>
* <p>Company: SOS GmbH</p>
* @author <a href="mailto:ghassan.beydoun@sos-berlin.com">Ghassan Beydoun</a>
* @resource sos.util.jar
* @version $Id: SOSProfileSettings.java,v 1.1.1.1 2003/09/23 11:48:15 gb Exp $
* @author <a href="mailto:andreas.pueschel@sos-berlin.com">Andreas P�schel</a>
* @since 2005-01-25
* @version 1.1
*/
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.Properties;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import sos.util.SOSClassUtil;
import sos.util.SOSLogger;
import sos.util.SOSString;
public class SOSProfileSettings extends sos.settings.SOSSettings {
/** section pattern */
private static final Pattern SECTION_PATTERN = Pattern.compile("^\\s*\\[([^\\]]*)\\].*$");
/** entry pattern */
// private static final Pattern ENTRY_PATTERN = Pattern.compile("^(.*)=(.*)$");
// private static final Pattern ENTRY_PATTERN = Pattern.compile("^([a-z A-Z 0-9_]+)[ \t\n]*=(.*)$");
private static final Pattern ENTRY_PATTERN = Pattern.compile("^([^=#]+)[ \t\n]*=(.*)$");
/** stellt sections in der INI-Datei dar */
private ArrayList sections = new ArrayList();
/** stellt alle Eintr�ge in der INI-Datei dar */
private Properties entries = new Properties();
/** Feldnamen in Kleinschreibung (default) */
protected boolean lowerCase = true;
/**
* Konstruktor
*
* @param source Name der Datenquelle
*
* @throws java.lang.Exception
*/
public SOSProfileSettings(String source) throws Exception {
super(source);
this.load();
}
/**
* Konstruktor
*
* @param source Name der Datenquelle
* @param logger Das Logger-Objekt
*
* @throws java.lang.Exception
*/
public SOSProfileSettings(String source, SOSLogger logger) throws Exception {
super(source, logger);
this.load();
}
/**
* Konstruktor
*
* @param source Name der Datenquelle
* @param section Name der Sektion
*
* @throws java.lang.Exception
*/
public SOSProfileSettings(String source, String section) throws Exception {
super(source, section);
this.load();
}
/**
* Konstruktor
*
* @param source Name der Datenquelle
* @param section Name der Sektion
* @param logger Das Logger-Objekt
*
* @throws java.lang.Exception
*/
public SOSProfileSettings(String source, String section, SOSLogger logger) throws Exception {
super(source, section, logger);
this.load();
}
/**
*
*
* @throws java.lang.Exception
*/
private void load() throws Exception {
String sectionName = null;
BufferedReader in = null;
String key = null;
String value = null;
String line = null;
try {
File file = new File(source);
if (!file.exists())
throw (new Exception("couldn't find settings-file [" + file.getAbsolutePath() + "]."));
in = new BufferedReader(new InputStreamReader(new FileInputStream(file)));
while (true) {
line = in.readLine();
if (line == null)
break;
Matcher matcher = SECTION_PATTERN.matcher(line);
if (matcher.matches()) {
sectionName = matcher.group(1);
sections.add(sectionName);
}
else {
matcher = ENTRY_PATTERN.matcher(line);
if (matcher.matches()) {
key = matcher.group(1).trim();
value = matcher.group(2).trim();
entries.put(sectionName + "#" + key, value);
}
}
}
if (logger != null)
logger.debug3(SOSClassUtil.getMethodName() + ": profile [" + source + "] successfully loaded.");
}
catch (Exception e) {
throw (new Exception(SOSClassUtil.getMethodName() + ": " + e.toString()));
}
finally {
if (in != null)
try {
in.close();
}
catch (Exception e) {
}
}
}
/**
* returns the value of the specified entry
*
* @param section Name der Sektion
* @param entry Name des Eintrages
* @return String der Wert eines Eintrages
* @throws java.lang.Exception
* @see #getSectionEntry( String )
*/
public String getSectionEntry(String section, String entry) throws Exception {
String value;
try {
value = entries.getProperty(section + "#" + entry);
return value;
}
catch (Exception e) {
throw new Exception("error occurred in " + SOSClassUtil.getMethodName() + ": " + e);
}
}
/**
* returns the value of the specified entry
*
* @param entry Name des Eintrages
* @return String der Wert eines Eintrages
* @throws java.lang.Exception
* @see #getSectionEntry( String, String )
*/
public String getSectionEntry(String entry) throws Exception {
try {
return getSectionEntry(section, entry);
}
catch (Exception e) {
throw new Exception("error occurred in " + SOSClassUtil.getMethodName() + ": " + e);
}
}
/**
* Liefert alle Eintr�ge der eingegebenen Sektion zur�ck.
*
* @return Properties Objekt, das alle Eintr�ge der Sektion darstellt.
* @throws java.lang.Exception
* @see #getSection( String )
*/
public Properties getSection(String section) throws Exception {
try {
Properties properties = new Properties();
Pattern p = Pattern.compile("[#]");
String[] keyValue = null;
java.util.Enumeration enuma = entries.keys();
while (enuma.hasMoreElements()) {
keyValue = p.split(enuma.nextElement().toString());
if (getSectionEntry(section, keyValue[1]) != null)
properties.put(normalizeKey(keyValue[1]), this.getSectionEntry(section, keyValue[1]));
}
return properties;
}
catch (Exception e) {
throw new Exception("error occurred in " + SOSClassUtil.getMethodName() + ": " + e);
}
}
/**
* Liefert alle Eintr�ge einer Sektion zur�ck.
*
* @return Properties Objekt, das alle Eintr�ge der Sektion darstellt.
* @exception Exception
* @see #getSection( String )
*/
public Properties getSection() throws Exception {
try {
return this.getSection(this.section);
}
catch (Exception e) {
throw new Exception("error occurred in " + SOSClassUtil.getMethodName() + ": " + e);
}
}
/**
* Liefert alle Eintr�ge einer Sektion zur�ck.
*
* @return Properties Objekt, das alle Eintr�ge der Sektion darstellt.
* @exception Exception
* @see #getSection( String )
*/
public Properties getSection(String application, String section) throws Exception {
try {
return this.getSection(this.section);
}
catch (Exception e) {
throw new Exception("error occurred in " + SOSClassUtil.getMethodName() + ": " + e);
}
}
/**
* Liefert alle Sektionen einer Anwendung zur�ck
*
* @return ArrayList die alle Sektionen beinhaltet
* @throws java.lang.Exception
*/
public ArrayList getSections() throws Exception {
return sections;
}
/**
* Liefert nach Inkrementierung den Wert der eingegebenen Variable zur�ck.
*
* @param section Name des Sektions
* @param entry Name des Eintrags
* @return int Wert der inkrementierten Variable bei Erfolg, sonst -1
*
* @exception Exception wird ausgel�st falls ein Datenbankfehler vorliegt.
*/
synchronized public int getSequence(String section, String entry) throws Exception {
String sectionName = null;
String line = null;
File inFile = null;
File outFile = null;
OutputStream out = null;
BufferedReader in = null;
int result = -1;
try {
inFile = new File(source);
if (!inFile.exists())
throw (new Exception("couldn't find profile [" + source + "]."));
outFile = new File(source + "~");
out = new FileOutputStream(outFile);
in = new BufferedReader(new InputStreamReader(new FileInputStream(source)));
while (true) {
line = in.readLine();
if (line == null)
break;
Matcher sectionMatcher = SECTION_PATTERN.matcher(line);
Matcher entryMatcher = ENTRY_PATTERN.matcher(line);
if (sectionMatcher.matches()) {
sectionName = sectionMatcher.group(1);
out.write(line.getBytes());
}
else
if (entryMatcher.matches()) {
String name = entryMatcher.group(1).trim();
String value = entryMatcher.group(2).trim();
if (name.equals(entry) && sectionName.equals(section) && value.matches("[0-9]+")) {
result = Integer.valueOf(value.trim()).intValue() + 1;
out.write(new String(entry + "=" + result).getBytes());
}
else
out.write(line.getBytes());
}
else
out.write(line.getBytes());
out.write(10);
out.flush();
}
}
catch (Exception e) {
try {
outFile.delete();
}
catch (Exception ex) {
}
throw (new Exception(SOSClassUtil.getMethodName() + ": " + e.toString()));
}
finally {
if (outFile != null)
try {
outFile.renameTo(inFile);
}
catch (Exception ex) {
}
if (in != null)
try {
in.close();
}
catch (Exception ex) {
}
if (out != null)
try {
out.close();
}
catch (Exception ex) {
}
this.load();
}
return result;
}
/**
* Aktiviert die Kleinschreibung f�r Feldnamen
*
* @see #setKeysToUpperCase
*/
public void setKeysToLowerCase() throws Exception {
if (logger != null)
logger.debug3("calling " + SOSClassUtil.getMethodName());
if (logger != null)
logger.debug3(".. now keys set to lower case.");
lowerCase = true;
}
/**
* Aktiviert die Grossschreibung f�r Feldnamen
*
* @see #setKeysToLowerCase
*/
public void setKeysToUpperCase() throws Exception {
if (logger != null)
logger.debug3("calling " + SOSClassUtil.getMethodName());
if (logger != null)
logger.debug3(".. now keys set to upper case.");
lowerCase = false;
}
/**
* Liefert den eingegebenen String in Kleinschreibung als default.
*
* @param key
* @return String
* @throws java.lang.Exception
* @see #setKeysToLowerCase
* @see #setKeysToUpperCase
*/
protected String normalizeKey(String key) throws Exception {
try {
if (SOSString.isEmpty(key))
throw new Exception(SOSClassUtil.getMethodName() + ": invalid key.");
if (this.getIgnoreCase())
return key;
if (this.lowerCase)
return key.toLowerCase();
else
return key.toUpperCase();
}
catch (Exception e) {
throw new Exception("error occurred in " + SOSClassUtil.getMethodName() + ": " + e);
}
}
/**
* Setzt den Schalter f�r die Ber�cksichtigung von Gro�/Kleinschreibung
* @param ignoreCase
*/
public void setIgnoreCase(boolean ignoreCase) {
this.ignoreCase = ignoreCase;
}
/**
* liefert den Schalter f�r die Ber�cksichtigung von Gro�/Kleinschreibung
* @param ignoreCase
*/
public boolean getIgnoreCase() {
return this.ignoreCase;
}
}