/**
* Creates and return an {@link ArchiveEntry()} whose attributes are fetched from the given {@link
* FileHeader}
*
* @param header the object that serves to initialize the attributes of the returned ArchiveEntry
* @return an ArchiveEntry whose attributes are fetched from the given FileHeader
*/
private ArchiveEntry createArchiveEntry(FileHeader header) {
return new ArchiveEntry(
header.getFileNameString().replace('\\', '/'),
header.isDirectory(),
header.getMTime().getTime(),
header.getFullUnpackSize(),
true);
}
private void process(Mode mode, Set<String> xmlRootElements, Map<String, Class<?>> entityClasses)
throws Exception {
LOGGER.info("Start {}: {}", mode, fiasRarFile);
try (final Archive archive = new Archive(fiasRarFile)) {
if (!archive.isEncrypted()) {
final XMLInputFactory xmlInputFactory = XMLInputFactory.newInstance();
Collection<Object> batch = new ArrayList<>(batchSize);
FileHeader fileHeader;
while ((fileHeader = archive.nextFileHeader()) != null) {
final String fileName = fileHeader.getFileNameString();
if (!fileHeader.isEncrypted()) {
if (fileHeader.isFileHeader()) {
if ((!fileName.startsWith("AS_DEL_") && mode == Mode.SAVE)
|| (fileName.startsWith("AS_DEL_") && mode == Mode.DELETE)) {
LOGGER.info("Start Reading: {}", fileName);
try (final InputStream inputStream = archive.getInputStream(fileHeader)) {
final XMLStreamReader xmlStreamReader =
xmlInputFactory.createXMLStreamReader(inputStream);
try {
batch =
processFile(mode, xmlRootElements, entityClasses, xmlStreamReader, batch);
} finally {
xmlStreamReader.close();
}
} catch (Throwable e) {
LOGGER.error("{} Error: {}", mode, fileName, e);
} finally {
LOGGER.info("Finish Reading: {}", fileName);
}
}
} else {
LOGGER.error("Not File: {}", fileName);
}
} else {
LOGGER.error("File is encrypted: {}", fileName);
}
}
if (batch.size() > 0) {
processBatch(mode, batch);
}
} else {
LOGGER.error("Archive is encrypted: {}", fiasRarFile);
}
} finally {
LOGGER.info("Finish {}: {}", mode, fiasRarFile);
}
}
/**
* 根据原始rar路径，解压到指定文件夹下.
*
* @param srcRarPath 原始rar路径
* @param dstDirectoryPath 解压到的文件夹
*/
public static void unRarFile(String srcRarPath, String dstDirectoryPath) {
if (!srcRarPath.toLowerCase().endsWith(".rar")) {
System.out.println("非rar文件！");
return;
}
File dstDiretory = new File(dstDirectoryPath);
if (!dstDiretory.exists()) { // 目标目录不存在时，创建该文件夹
dstDiretory.mkdirs();
}
Archive a = null;
try {
a = new Archive(new File(srcRarPath));
if (a != null) {
a.getMainHeader().print(); // 打印文件信息.
FileHeader fh = a.nextFileHeader();
while (fh != null) {
if (fh.isDirectory()) { // 文件夹
File fol = new File(dstDirectoryPath + File.separator + fh.getFileNameString());
fol.mkdirs();
} else { // 文件
File out = new File(dstDirectoryPath + File.separator + fh.getFileNameString().trim());
// System.out.println(out.getAbsolutePath());
try { // 之所以这么写try，是因为万一这里面有了异常，不影响继续解压.
if (!out.exists()) {
if (!out.getParentFile().exists()) { // 相对路径可能多级，可能需要创建父目录.
out.getParentFile().mkdirs();
}
out.createNewFile();
}
FileOutputStream os = new FileOutputStream(out);
a.extractFile(fh, os);
os.close();
} catch (Exception ex) {
ex.printStackTrace();
}
}
fh = a.nextFileHeader();
}
a.close();
}
} catch (Exception e) {
e.printStackTrace();
}
}