protected void doListFileNames(
StoreLocation location,
java.io.File dir,
FileStoreFilter filter,
boolean recurse,
boolean exitBranchOnFirstMatch,
java.util.Collection<String> names) {
java.util.ArrayList<java.io.File> subDirs = new java.util.ArrayList<java.io.File>();
// Search the children of the specified directory. If the child is a directory, append it to the
// list of sub
// directories to search later. Otherwise, try to list the file as a match. If the file is a
// match and
// exitBranchOnFirstMatch is true, then exit this branch without considering any other files.
// This has the
// effect of choosing files closest to the search root.
for (java.io.File childFile : dir.listFiles()) {
if (childFile == null) continue;
if (childFile.isDirectory()) {
subDirs.add(childFile);
} else {
if (this.listFile(location, childFile, filter, names) && exitBranchOnFirstMatch) return;
}
}
if (!recurse) return;
// Recursively search each sub-directory. If exitBranchOnFirstMatch is true, then we did not
// find a match under
// this directory.
for (java.io.File childDir : subDirs) {
this.doListFileNames(location, childDir, filter, recurse, exitBranchOnFirstMatch, names);
}
}
@SuppressWarnings({"ResultOfMethodCallIgnored"})
protected void buildWritePaths(org.w3c.dom.Node dataFileCacheNode) {
javax.xml.xpath.XPathFactory pathFactory = javax.xml.xpath.XPathFactory.newInstance();
javax.xml.xpath.XPath pathFinder = pathFactory.newXPath();
try {
org.w3c.dom.NodeList locationNodes =
(org.w3c.dom.NodeList)
pathFinder.evaluate(
"/dataFileStore/writeLocations/location",
dataFileCacheNode.getFirstChild(),
javax.xml.xpath.XPathConstants.NODESET);
for (int i = 0; i < locationNodes.getLength(); i++) {
org.w3c.dom.Node location = locationNodes.item(i);
String prop = pathFinder.evaluate("@property", location);
String wwDir = pathFinder.evaluate("@wwDir", location);
String append = pathFinder.evaluate("@append", location);
String create = pathFinder.evaluate("@create", location);
String path = buildLocationPath(prop, append, wwDir);
if (path == null) {
Logging.logger()
.log(
Level.WARNING,
"FileStore.LocationInvalid",
prop != null ? prop : Logging.getMessage("generic.Unknown"));
continue;
}
Logging.logger().log(Level.FINER, "FileStore.AttemptingWriteDir", path);
java.io.File pathFile = new java.io.File(path);
if (!pathFile.exists()
&& create != null
&& (create.contains("t") || create.contains("T"))) {
Logging.logger().log(Level.FINER, "FileStore.MakingDirsFor", path);
pathFile.mkdirs();
}
if (pathFile.isDirectory() && pathFile.canWrite() && pathFile.canRead()) {
Logging.logger().log(Level.FINER, "FileStore.WriteLocationSuccessful", path);
this.writeLocation = new StoreLocation(pathFile);
// Remove the writable location from search path if it already exists.
StoreLocation oldLocation = this.storeLocationFor(path);
if (oldLocation != null) this.readLocations.remove(oldLocation);
// Writable location is always first in search path.
this.readLocations.add(0, this.writeLocation);
break; // only need one
}
}
} catch (javax.xml.xpath.XPathExpressionException e) {
String message = Logging.getMessage("FileStore.ExceptionReadingConfigurationFile");
Logging.logger().severe(message);
throw new IllegalStateException(message, e);
}
}
@SuppressWarnings({"ResultOfMethodCallIgnored"})
protected static void markFileUsed(java.io.File file) {
if (file == null) return;
long currentTime = System.currentTimeMillis();
if (file.canWrite()) file.setLastModified(currentTime);
if (file.isDirectory()) return;
java.io.File parent = file.getParentFile();
if (parent != null && parent.canWrite()) parent.setLastModified(currentTime);
}
protected void buildReadPaths(org.w3c.dom.Node dataFileStoreNode) {
javax.xml.xpath.XPathFactory pathFactory = javax.xml.xpath.XPathFactory.newInstance();
javax.xml.xpath.XPath pathFinder = pathFactory.newXPath();
try {
org.w3c.dom.NodeList locationNodes =
(org.w3c.dom.NodeList)
pathFinder.evaluate(
"/dataFileStore/readLocations/location",
dataFileStoreNode.getFirstChild(),
javax.xml.xpath.XPathConstants.NODESET);
for (int i = 0; i < locationNodes.getLength(); i++) {
org.w3c.dom.Node location = locationNodes.item(i);
String prop = pathFinder.evaluate("@property", location);
String wwDir = pathFinder.evaluate("@wwDir", location);
String append = pathFinder.evaluate("@append", location);
String isInstall = pathFinder.evaluate("@isInstall", location);
String isMarkWhenUsed = pathFinder.evaluate("@isMarkWhenUsed", location);
String path = buildLocationPath(prop, append, wwDir);
if (path == null) {
Logging.logger()
.log(
Level.WARNING,
"FileStore.LocationInvalid",
prop != null ? prop : Logging.getMessage("generic.Unknown"));
continue;
}
StoreLocation oldStore = this.storeLocationFor(path);
if (oldStore != null) // filter out duplicates
continue;
// Even paths that don't exist or are otherwise problematic are added to the list because
// they may
// become readable during the session. E.g., removable media. So add them to the search
// list.
java.io.File pathFile = new java.io.File(path);
if (pathFile.exists() && !pathFile.isDirectory()) {
Logging.logger().log(Level.WARNING, "FileStore.LocationIsFile", pathFile.getPath());
}
boolean pathIsInstall =
isInstall != null && (isInstall.contains("t") || isInstall.contains("T"));
StoreLocation newStore = new StoreLocation(pathFile, pathIsInstall);
// If the input parameter "markWhenUsed" is null or empty, then the StoreLocation should
// keep its
// default value. Otherwise the store location value is set to true when the input parameter
// contains
// "t", and is set to false otherwise.
if (isMarkWhenUsed != null && isMarkWhenUsed.length() > 0)
newStore.setMarkWhenUsed(isMarkWhenUsed.toLowerCase().contains("t"));
this.readLocations.add(newStore);
}
} catch (javax.xml.xpath.XPathExpressionException e) {
String message = Logging.getMessage("FileStore.ExceptionReadingConfigurationFile");
Logging.logger().severe(message);
throw new IllegalStateException(message, e);
}
}