import de.todesbaum.util.xml.XML;
/**
+ * The configuration.
+ *
* @author David ‘Bombe’ Roden <bombe@freenetproject.org>
*/
public class Configuration {
+ /** The name of the file the configuration is stored to. */
private String filename;
+
+ /** The name of the lock file. */
private String lockFilename;
+
+ /** The root node of the configuration. */
private SimpleXML rootNode;
+ /**
+ * Creates a new configuration with the default name of the configuration
+ * file.
+ */
public Configuration() {
this(System.getProperty("user.home") + "/.jSite/config7");
}
-
+
+ /**
+ * Creates a new configuration that is read from the given file.
+ *
+ * @param filename
+ * The name of the configuration file
+ */
public Configuration(String filename) {
this(filename, filename + ".lock");
}
-
+
+ /**
+ * Creates a new configuration that is read from the given file and uses the
+ * given lock file.
+ *
+ * @param filename
+ * The name of the configuration file
+ * @param lockFilename
+ * The name of the lock file
+ */
public Configuration(String filename, String lockFilename) {
this.filename = filename;
this.lockFilename = lockFilename;
readConfiguration();
}
-
+
+ /**
+ * Creates the directory of the configuration file.
+ *
+ * @return <code>true</code> if the directory exists, or if it could be
+ * created, <code>false</code> otherwise
+ */
private boolean createConfigDirectory() {
File configDirectory = new File(filename).getAbsoluteFile().getParentFile();
return (configDirectory.exists() && configDirectory.isDirectory()) || configDirectory.mkdirs();
}
+ /**
+ * Creates the lock file.
+ *
+ * @return <code>true</code> if the lock file did not already exist and
+ * could be created, <code>false</code> otherwise
+ */
public boolean createLockFile() {
if (!createConfigDirectory()) {
return false;
try {
return lockFile.createNewFile();
} catch (IOException e) {
+ /* ignore. */
}
return false;
}
+ /**
+ * Reads the configuration from the file.
+ */
private void readConfiguration() {
File configurationFile = new File(filename);
if (configurationFile.exists()) {
rootNode = SimpleXML.fromDocument(XML.transformToDocument(fileBytes));
return;
} catch (FileNotFoundException e) {
+ /* ignore. */
} catch (IOException e) {
+ /* ignore. */
} finally {
Closer.close(fileInputStream);
Closer.close(fileByteOutputStream);
rootNode = new SimpleXML("configuration");
}
+ /**
+ * Saves the configuration.
+ *
+ * @return <code>true</code> if the configuration could be saved,
+ * <code>false</code> otherwise
+ */
public boolean save() {
File configurationFile = new File(filename);
if (!configurationFile.exists()) {
StreamCopier.copy(configurationInputStream, fileOutputStream, configurationBytes.length);
return true;
} catch (IOException ioe1) {
+ /* ignore. */
} finally {
Closer.close(configurationInputStream);
Closer.close(fileOutputStream);
return false;
}
+ /**
+ * Returns the value of a node.
+ *
+ * @param nodeNames
+ * The name of all nodes in the chain
+ * @param defaultValue
+ * The default value to return if the node could not be found
+ * @return The value of the node, or the default value if the node could not
+ * be found
+ */
private String getNodeValue(String[] nodeNames, String defaultValue) {
SimpleXML node = rootNode;
int nodeIndex = 0;
return node.getValue();
}
+ /**
+ * Returns the integer value of a node.
+ *
+ * @param nodeNames
+ * The names of all nodes in the chain
+ * @param defaultValue
+ * The default value to return if the node can not be found
+ * @return The parsed integer value, or the default value if the node can
+ * not be found or the value can not be parsed into an integer
+ */
private int getNodeIntValue(String[] nodeNames, int defaultValue) {
try {
return Integer.parseInt(getNodeValue(nodeNames, String.valueOf(defaultValue)));
} catch (NumberFormatException nfe1) {
+ /* ignore. */
}
return defaultValue;
}
+ /**
+ * Returns the boolean value of a node.
+ *
+ * @param nodeNames
+ * The names of all nodes in the chain
+ * @param defaultValue
+ * The default value to return if the node can not be found
+ * @return The parsed boolean value, or the default value if the node can
+ * not be found
+ */
private boolean getNodeBooleanValue(String[] nodeNames, boolean defaultValue) {
String nodeValue = getNodeValue(nodeNames, null);
if (nodeValue == null) {
/**
* Returns the hostname of the node.
+ *
* @return The hostname of the node
* @deprecated Use {@link #getSelectedNode()} instead
*/
/**
* Sets the hostname of the node.
- * @param nodeAddress The hostname of the node
+ *
+ * @param nodeAddress
+ * The hostname of the node
* @deprecated Use {@link #setSelectedNode(Node)} instead
*/
@Deprecated
/**
* The port number of the node
+ *
* @return The port number of the node
- * @deprecated Use {@link #getSelectedNode()} instead.
+ * @deprecated Use {@link #getSelectedNode()} instead.
*/
@Deprecated
public int getNodePort() {
/**
* Sets the port number of the node.
- * @param nodePort The port number of the node
+ *
+ * @param nodePort
+ * The port number of the node
* @deprecated Use {@link #setSelectedNode(Node)} instead
*/
@Deprecated
rootNode.replace("node-port", String.valueOf(nodePort));
}
+ /**
+ * Returns whether the node configuration page should be skipped on startup.
+ *
+ * @return <code>true</code> to skip the node configuration page on
+ * startup, <code>false</code> to show it
+ */
public boolean isSkipNodePage() {
return getNodeBooleanValue(new String[] { "skip-node-page" }, false);
}
+ /**
+ * Sets whether the node configuration page should be skipped on startup.
+ *
+ * @param skipNodePage
+ * <code>true</code> to skip the node configuration page on
+ * startup, <code>false</code> to show it
+ */
public void setSkipNodePage(boolean skipNodePage) {
rootNode.replace("skip-node-page", String.valueOf(skipNodePage));
}
+ /**
+ * Returns all configured projects.
+ *
+ * @return A list of all projects
+ */
public Project[] getProjects() {
List<Project> projects = new ArrayList<Project>();
SimpleXML projectsNode = rootNode.getNode("project-list");
if (projectsNode != null) {
SimpleXML[] projectNodes = projectsNode.getNodes("project");
- for (SimpleXML projectNode: projectNodes) {
+ for (SimpleXML projectNode : projectNodes) {
try {
Project project = new Project();
projects.add(project);
Map<String, FileOption> fileOptions = new HashMap<String, FileOption>();
if (fileOptionsNode != null) {
SimpleXML[] fileOptionNodes = fileOptionsNode.getNodes("file-option");
- for (SimpleXML fileOptionNode: fileOptionNodes) {
+ for (SimpleXML fileOptionNode : fileOptionNodes) {
String filename = fileOptionNode.getNode("filename").getValue();
FileOption fileOption = project.getFileOption(filename);
fileOption.setInsert(Boolean.parseBoolean(fileOptionNode.getNode("insert").getValue()));
return projects.toArray(new Project[projects.size()]);
}
+ /**
+ * Sets the list of all projects.
+ *
+ * @param projects
+ * The list of all projects
+ */
public void setProjects(Project[] projects) {
SimpleXML projectsNode = new SimpleXML("project-list");
- for (Project project: projects) {
+ for (Project project : projects) {
SimpleXML projectNode = projectsNode.append("project");
projectNode.append("edition", String.valueOf(project.getEdition()));
projectNode.append("description", project.getDescription());
rootNode.replace(projectsNode);
}
+ /**
+ * Returns the stored locale.
+ *
+ * @return The stored locale
+ */
public Locale getLocale() {
String language = getNodeValue(new String[] { "i18n", "language" }, "en");
String country = getNodeValue(new String[] { "i18n", "country" }, null);
return new Locale(language);
}
+ /**
+ * Sets the locale to store.
+ *
+ * @param locale
+ * The locale to store
+ */
public void setLocale(Locale locale) {
SimpleXML i18nNode = new SimpleXML("i18n");
if (locale.getCountry().length() != 0) {
rootNode.replace(i18nNode);
return;
}
-
+
+ /**
+ * Returns a list of configured nodes.
+ *
+ * @return The list of the configured nodes
+ */
public Node[] getNodes() {
SimpleXML nodesNode = rootNode.getNode("nodes");
if (nodesNode == null) {
SimpleXML[] nodeNodes = nodesNode.getNodes("node");
Node[] returnNodes = new Node[nodeNodes.length];
int nodeIndex = 0;
- for (SimpleXML nodeNode: nodeNodes) {
+ for (SimpleXML nodeNode : nodeNodes) {
String name = nodeNode.getNode("name").getValue();
String hostname = nodeNode.getNode("hostname").getValue();
int port = Integer.parseInt(nodeNode.getNode("port").getValue());
}
return returnNodes;
}
-
+
+ /**
+ * Sets the list of configured nodes.
+ *
+ * @param nodes
+ * The list of configured nodes
+ */
public void setNodes(Node[] nodes) {
SimpleXML nodesNode = new SimpleXML("nodes");
- for (Node node: nodes) {
+ for (Node node : nodes) {
SimpleXML nodeNode = nodesNode.append("node");
nodeNode.append("name", node.getName());
nodeNode.append("hostname", node.getHostname());
rootNode.remove("node-port");
}
+ /**
+ * Sets the selected node.
+ *
+ * @param selectedNode
+ * The selected node
+ */
public void setSelectedNode(Node selectedNode) {
SimpleXML selectedNodeNode = new SimpleXML("selected-node");
selectedNodeNode.append("name", selectedNode.getName());
selectedNodeNode.append("port", String.valueOf(selectedNode.getPort()));
rootNode.replace(selectedNodeNode);
}
-
+
+ /**
+ * Returns the selected node.
+ *
+ * @return The selected node
+ */
public Node getSelectedNode() {
SimpleXML selectedNodeNode = rootNode.getNode("selected-node");
if (selectedNodeNode == null) {
int port = Integer.valueOf(selectedNodeNode.getNode("port").getValue());
return new Node(hostname, port, name);
}
-
+
}