@Override
public MutableConfig clone() {
final MutableConfig ret = (MutableConfig) super.clone();
ret.theSubConfigs = new MutableConfig[theSubConfigs.length];
ret.theListeners = new ConfigListener[0];
ret.theSubConfigListener =
new ConfigListener() {
@Override
public void configAdded(MutableConfig config) {
ret.configAdded(config);
}
@Override
public void configRemoved(MutableConfig config) {
ret.configRemoved(config);
}
@Override
public void configChanged(MutableConfig config, String previousValue) {
ret.configChanged(config, previousValue);
}
};
for (int i = 0; i < theSubConfigs.length; i++) {
ret.theSubConfigs[i] = theSubConfigs[i].clone();
ret.theSubConfigs[i].addListener(ret.theSubConfigListener);
}
return ret;
}
/**
* @param key The name of the sub-configuration to store the value in
* @param value The value to store for the given sub-configuration
* @return This config, for chaining
*/
public MutableConfig set(String key, String value) {
MutableConfig config = subConfig(key);
if (value == null) {
if (config != null) removeSubConfig(config);
} else {
if (config == null) {
config = new MutableConfig(key);
addSubConfig(config);
}
config.setValue(value);
}
return this;
}
/**
* @return The path to this configuration from the top-level config, including the top-level
* config. '/'-separated.
*/
public String getPath() {
java.util.ArrayList<MutableConfig> configPath = new java.util.ArrayList<>();
MutableConfig config = this;
while (config != null) {
configPath.add(config);
config = config.getParent();
}
StringBuilder ret = new StringBuilder();
for (int i = configPath.size() - 1; i >= 0; i--) {
ret.append(configPath.get(i).getName());
if (i > 0) ret.append('/');
}
return ret.toString();
}
/**
* @param config The configuration to write as XML
* @param out The stream to write the configuration to
* @throws java.io.IOException If an error occurs writing the XML document
*/
public static void writeAsXml(MutableConfig config, java.io.OutputStream out)
throws java.io.IOException {
org.dom4j.DocumentFactory df = org.dom4j.DocumentFactory.getInstance();
Element root = config.toXML(df);
org.dom4j.Document doc = df.createDocument(root);
org.dom4j.io.OutputFormat format = org.dom4j.io.OutputFormat.createPrettyPrint();
format.setIndent("\t");
org.dom4j.io.XMLWriter writer;
writer = new org.dom4j.io.XMLWriter(out, format);
writer.write(doc);
writer.flush();
}
/**
* Writes this configuration to an XML element
*
* @param df The document factory with which to create the element
* @return The XML element representing this configuration
*/
public Element toXML(org.dom4j.DocumentFactory df) {
Element ret = df.createElement(theName);
if (theValue != null) ret.setText(theValue);
java.util.HashMap<String, int[]> attrs = new java.util.HashMap<String, int[]>();
for (MutableConfig sub : theSubConfigs) {
int[] count = attrs.get(sub.theName);
if (count == null) {
count = new int[1];
attrs.put(sub.theName, count);
}
count[0]++;
}
for (MutableConfig sub : theSubConfigs) {
if (attrs.get(sub.theName)[0] == 1
&& sub.theSubConfigs.length == 0
&& sub.theValue != null
&& sub.theValue.indexOf('\n') < 0) ret.addAttribute(sub.theName, sub.theValue);
else ret.add(sub.toXML(df));
}
return ret;
}
/** @param sub The sub configuration to remove from this configuration */
public void removeSubConfig(MutableConfig sub) {
theSubConfigs = prisms.util.ArrayUtils.remove(theSubConfigs, sub);
if (sub.theParent == this) sub.theParent = null;
sub.removeListener(theSubConfigListener);
}
/**
* @param sub The sub configuration to add to this configuration
* @return The added config, for chaining
*/
public MutableConfig addSubConfig(MutableConfig sub) {
theSubConfigs = prisms.util.ArrayUtils.add(theSubConfigs, sub);
sub.theParent = this;
sub.addListener(theSubConfigListener);
return sub;
}
