public void save() {
try {
if (file.getParentFile() != null) {
file.getParentFile().mkdirs();
}
if (!file.exists() && !file.createNewFile()) {
return;
}
if (file.canWrite()) {
FileOutputStream fos = new FileOutputStream(file);
BufferedWriter buffer = new BufferedWriter(new OutputStreamWriter(fos, defaultEncoding));
buffer.write("# Configuration file\r\n");
buffer.write("# Generated on " + DateFormat.getInstance().format(new Date()) + "\r\n");
buffer.write("\r\n");
for (Map.Entry<String, Map<String, Property>> category : categories.entrySet()) {
buffer.write("####################\r\n");
buffer.write("# " + category.getKey() + " \r\n");
if (customCategoryComments.containsKey(category.getKey())) {
buffer.write("#===================\r\n");
String comment = customCategoryComments.get(category.getKey());
Splitter splitter = Splitter.onPattern("\r?\n");
for (String commentLine : splitter.split(comment)) {
buffer.write("# ");
buffer.write(commentLine + "\r\n");
}
}
buffer.write("####################\r\n\r\n");
String catKey = category.getKey();
if (!allowedProperties.matchesAllOf(catKey)) {
catKey = '"' + catKey + '"';
}
buffer.write(catKey + " {\r\n");
writeProperties(buffer, category.getValue().values());
buffer.write("}\r\n\r\n");
}
buffer.close();
fos.close();
}
} catch (IOException e) {
e.printStackTrace();
}
}
public void load() {
BufferedReader buffer = null;
try {
if (file.getParentFile() != null) {
file.getParentFile().mkdirs();
}
if (!file.exists() && !file.createNewFile()) {
return;
}
if (file.canRead()) {
UnicodeInputStreamReader input =
new UnicodeInputStreamReader(new FileInputStream(file), defaultEncoding);
defaultEncoding = input.getEncoding();
buffer = new BufferedReader(input);
String line;
Map<String, Property> currentMap = null;
while (true) {
line = buffer.readLine();
if (line == null) {
break;
}
int nameStart = -1, nameEnd = -1;
boolean skip = false;
boolean quoted = false;
for (int i = 0; i < line.length() && !skip; ++i) {
if (Character.isLetterOrDigit(line.charAt(i))
|| ALLOWED_CHARS.indexOf(line.charAt(i)) != -1
|| (quoted && line.charAt(i) != '"')) {
if (nameStart == -1) {
nameStart = i;
}
nameEnd = i;
} else if (Character.isWhitespace(line.charAt(i))) {
// ignore space charaters
} else {
switch (line.charAt(i)) {
case '#':
skip = true;
continue;
case '"':
if (quoted) {
quoted = false;
}
if (!quoted && nameStart == -1) {
quoted = true;
}
break;
case '{':
String scopeName = line.substring(nameStart, nameEnd + 1);
currentMap = categories.get(scopeName);
if (currentMap == null) {
currentMap = new TreeMap<String, Property>();
categories.put(scopeName, currentMap);
}
break;
case '}':
currentMap = null;
break;
case '=':
String propertyName = line.substring(nameStart, nameEnd + 1);
if (currentMap == null) {
throw new RuntimeException("property " + propertyName + " has no scope");
}
Property prop = new Property();
prop.setName(propertyName);
prop.value = line.substring(i + 1);
i = line.length();
currentMap.put(propertyName, prop);
break;
default:
throw new RuntimeException("unknown character " + line.charAt(i));
}
}
}
if (quoted) {
throw new RuntimeException("unmatched quote");
}
}
}
} catch (IOException e) {
e.printStackTrace();
} finally {
if (buffer != null) {
try {
buffer.close();
} catch (IOException e) {
}
}
}
}