/**
* 文件解压
*
* @param file 压缩文件
* @param destDir 解压目录
*/
public static void decompress(File file, File destDir, String encoding) {
if (!file.exists()) {
return;
}
InputStream is = null;
ZipArchiveInputStream zis = null;
try {
is = new FileInputStream(file);
zis = new ZipArchiveInputStream(new FileInputStream(file), encoding);
ArchiveEntry archiveEntry = null;
while ((archiveEntry = zis.getNextEntry()) != null) {
CompressUtilsHelper.decompress(zis, archiveEntry, destDir);
}
} catch (Exception e) {
throw new CommonsException(
"Decompress " + file.getPath() + " to " + destDir.getPath() + " failed!", e);
} finally {
IOUtils.closeQuietly(zis);
IOUtils.closeQuietly(is);
}
}
private void readDataFromZip() {
FileInputStream fis = null;
ZipArchiveInputStream zis = null;
try {
// Create input stream
fis = new FileInputStream(this.filePath);
zis = new ZipArchiveInputStream(new BufferedInputStream(fis));
ArchiveEntry entry;
// Extract files
while ((entry = zis.getNextEntry()) != null) {
if (!entry.isDirectory() && this.innerFileName.equals(entry.getName())) {
System.out.println(
"LOCATED INNER FILE THAT SHOULD BE PROCESSED <" + entry.getName() + ">");
extractTo(zis, entry);
}
}
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} finally {
IOUtils.closeQuietly(zis);
IOUtils.closeQuietly(fis);
}
}
private void extract(final String inputFile, final String outputDir) throws IOException {
FileInputStream fileInputStream = null;
ZipArchiveInputStream zipArchiveInputStream = null;
FileOutputStream fileOutputStream = null;
try {
Log.d(this.getClass().getName(), "Will extract " + inputFile + " to " + outputDir);
byte[] buffer = new byte[8192];
fileInputStream = new FileInputStream(inputFile);
// We use null as encoding.
zipArchiveInputStream = new ZipArchiveInputStream(fileInputStream, null, true);
ArchiveEntry entry;
while ((entry = zipArchiveInputStream.getNextEntry()) != null) {
Log.d(this.getClass().getName(), "Extracting entry " + entry.getName());
File file = new File(outputDir, entry.getName());
if (entry.isDirectory()) {
file.mkdirs();
} else {
file.getParentFile().mkdirs();
fileOutputStream = new FileOutputStream(file);
int bytesRead;
while ((bytesRead = zipArchiveInputStream.read(buffer, 0, buffer.length)) != -1)
fileOutputStream.write(buffer, 0, bytesRead);
fileOutputStream.close();
fileOutputStream = null;
}
}
// Delete the zip file
File zipFile = new File(inputFile);
zipFile.delete();
} catch (Exception e) {
Log.e("UnzipperTask", "Error unzipping file: " + inputFile + ", " + e);
} finally {
try {
zipArchiveInputStream.close();
fileInputStream.close();
if (fileOutputStream != null) {
fileOutputStream.close();
}
} catch (NullPointerException ex) {
Log.e(this.getClass().getName(), "Error closing the file streams.", ex);
} catch (IOException ex) {
Log.e(this.getClass().getName(), "Error closing the file streams.", ex);
}
}
}
/**
* Load this package in memory from an InputStream. It may be installed later using {@link
* #install(XWikiContext)}.
*
* @param file an InputStream of a zipped package file
* @param context current XWikiContext
* @return an empty string, useless.
* @throws IOException while reading the ZipFile
* @throws XWikiException when package content is broken
* @since 2.3M2
*/
public String Import(InputStream file, XWikiContext context) throws IOException, XWikiException {
ZipArchiveInputStream zis;
ArchiveEntry entry;
Document description = null;
try {
zis = new ZipArchiveInputStream(file, XAR_FILENAME_ENCODING, false);
List<XWikiDocument> docsToLoad = new LinkedList<XWikiDocument>();
/*
* Loop 1: Cycle through the zip input stream and load out all of the documents, when we find the
* package.xml file we put it aside to so that we only include documents which are in the file.
*/
while ((entry = zis.getNextEntry()) != null) {
if (entry.isDirectory() || (entry.getName().indexOf("META-INF") != -1)) {
// The entry is either a directory or is something inside of the META-INF dir.
// (we use that directory to put meta data such as LICENSE/NOTICE files.)
continue;
} else if (entry.getName().compareTo(DefaultPackageFileName) == 0) {
// The entry is the manifest (package.xml). Read this differently.
description = fromXml(new CloseShieldInputStream(zis));
} else {
XWikiDocument doc = null;
try {
doc = readFromXML(new CloseShieldInputStream(zis));
} catch (Throwable ex) {
LOGGER.warn(
"Failed to parse document ["
+ entry.getName()
+ "] from XML during import, thus it will not be installed. "
+ "The error was: "
+ ex.getMessage());
// It will be listed in the "failed documents" section after the import.
addToErrors(entry.getName().replaceAll("/", "."), context);
continue;
}
// Run all of the registered DocumentFilters on this document and
// if no filters throw exceptions, add it to the list to import.
try {
this.filter(doc, context);
docsToLoad.add(doc);
} catch (ExcludeDocumentException e) {
LOGGER.info("Skip the document '" + doc.getDocumentReference() + "'");
}
}
}
// Make sure a manifest was included in the package...
if (description == null) {
throw new PackageException(
XWikiException.ERROR_XWIKI_UNKNOWN, "Could not find the package definition");
}
/*
* Loop 2: Cycle through the list of documents and if they are in the manifest then add them, otherwise log
* a warning and add them to the skipped list.
*/
for (XWikiDocument doc : docsToLoad) {
if (documentExistInPackageFile(doc.getFullName(), doc.getLanguage(), description)) {
this.add(doc, context);
} else {
LOGGER.warn(
"document "
+ doc.getDocumentReference()
+ " does not exist in package definition."
+ " It will not be installed.");
// It will be listed in the "skipped documents" section after the
// import.
addToSkipped(doc.getFullName(), context);
}
}
updateFileInfos(description);
} catch (DocumentException e) {
throw new PackageException(XWikiException.ERROR_XWIKI_UNKNOWN, "Error when reading the XML");
}
return "";
}
private XarMergeResult importXARToWiki(
XarFile previousXarFile,
InputStream xarInputStream,
String wiki,
PackageConfiguration configuration)
throws IOException {
XarMergeResult mergeResult = new XarMergeResult();
ZipArchiveInputStream zis = new ZipArchiveInputStream(xarInputStream);
XWikiContext xcontext = getXWikiContext();
String currentWiki = xcontext.getDatabase();
try {
xcontext.setDatabase(wiki);
this.observation.notify(new XARImportingEvent(), null, xcontext);
for (ArchiveEntry entry = zis.getNextEntry(); entry != null; entry = zis.getNextEntry()) {
if (!entry.isDirectory()) {
DocumentImporterHandler documentHandler =
new DocumentImporterHandler(this, this.componentManager, wiki);
try {
documentHandler.setPreviousXarFile(previousXarFile);
documentHandler.setConfiguration(configuration);
parseDocument(zis, documentHandler);
if (documentHandler.getMergeResult() != null) {
mergeResult.addMergeResult(documentHandler.getMergeResult());
}
if (configuration.isLogEnabled()) {
this.logger.info(
"Successfully imported document [{}] in language [{}]",
documentHandler.getDocument().getDocumentReference(),
documentHandler.getDocument().getRealLanguage());
}
} catch (NotADocumentException e) {
// Impossible to know that before parsing
this.logger.debug("Entry [" + entry + "] is not a document", e);
} catch (Exception e) {
this.logger.error("Failed to parse document [" + entry.getName() + "]", e);
if (configuration.isLogEnabled()) {
this.logger.info(
"Failed to import document [{}] in language [{}]",
documentHandler.getDocument().getDocumentReference(),
documentHandler.getDocument().getRealLanguage());
}
}
}
}
} finally {
this.observation.notify(new XARImportedEvent(), null, xcontext);
xcontext.setDatabase(currentWiki);
}
return mergeResult;
}