ShrinkItArchive/local_src/com/webcodepro/shrinkit/NufxScan.java

103 lines
3.8 KiB
Java

package com.webcodepro.shrinkit;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FilenameFilter;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
/**
* Scan through the directories in NufxScan.txt, looking for
* *.SHK and *.SDK files. When one is found, do a file listing
* (including compression types) and dump to screen.
* <p>
* Adding some minor hard-coded searching capabilities.
*
* @author robgreene@users.sourceforge.net
*/
public class NufxScan {
private static File archiveWithSmallestCompressedFile;
private static String smallestCompressedFilename;
private static long sizeOfSmallestCompressedFile;
public static void main(String[] args) throws IOException {
BufferedReader r = new BufferedReader(new InputStreamReader(NufxScan.class.getResourceAsStream("NufxScan.txt")));
String line = r.readLine();
while (line != null) {
scanDirectory(line);
line = r.readLine();
}
}
private static void scanDirectory(String dirName) throws IOException {
File dir = new File(dirName);
if (!dir.isDirectory()) {
throw new IllegalArgumentException("'" + dirName + "' is not a directory");
}
File[] files = dir.listFiles(new FilenameFilter() {
public boolean accept(File dir, String name) {
return name.toLowerCase().endsWith(".shk") || name.toLowerCase().endsWith(".sdk");
}
});
for (File file : files) {
display(file);
}
if (sizeOfSmallestCompressedFile != 0) {
System.out.printf("\n\nSmallest compressed file:\n");
System.out.printf("Archive = %s\n", archiveWithSmallestCompressedFile.getAbsoluteFile());
System.out.printf("Filename = %s\n", smallestCompressedFilename);
System.out.printf("Size = %08x (%d)\n", sizeOfSmallestCompressedFile, sizeOfSmallestCompressedFile);
}
}
private static void display(File archive) throws IOException {
System.out.printf("Details for %s\n\n", archive.getAbsoluteFile());
InputStream is = new FileInputStream(archive);
if (is == null) {
throw new IOException("Unable to locate '" + archive.getAbsoluteFile() + "'");
}
NuFileArchive a = new NuFileArchive(is);
System.out.println("Ver# Threads FSId FSIn Access FileType ExtraTyp Stor Thread Formats..... OrigSize CompSize Filename");
System.out.println("==== ======== ==== ==== ======== ======== ======== ==== =================== ======== ======== ==============================");
for (HeaderBlock b : a.getHeaderBlocks()) {
System.out.printf("%04x %08x %04x %04x %08x %08x %08x %04x ",
b.getVersionNumber(), b.getTotalThreads(), b.getFileSysId(), b.getFileSysInfo(), b.getAccess(),
b.getFileType(), b.getExtraType(), b.getStorageType());
int threadsPrinted = 0;
String filename = b.getFilename();
long origSize = 0;
long compSize = 0;
boolean compressed = false;
for (ThreadRecord r : b.getThreadRecords()) {
threadsPrinted++;
System.out.printf("%04x ", r.getThreadFormat().getThreadFormat());
compressed |= (r.getThreadFormat() != ThreadFormat.UNCOMPRESSED);
if (r.getThreadKind() == ThreadKind.FILENAME) {
filename = r.getText();
}
if (r.getThreadClass() == ThreadClass.DATA) {
origSize+= r.getThreadEof();
compSize+= r.getCompThreadEof();
}
}
while (threadsPrinted < 4) {
System.out.printf(" ");
threadsPrinted++;
}
System.out.printf("%08x %08x ", origSize, compSize);
if (filename == null || filename.length() == 0) {
filename = "<Unknown>";
}
System.out.println(filename);
if (compressed && (sizeOfSmallestCompressedFile == 0 || compSize < sizeOfSmallestCompressedFile)) {
sizeOfSmallestCompressedFile = compSize;
archiveWithSmallestCompressedFile = archive;
smallestCompressedFilename = filename;
}
}
System.out.println();
}
}