Java Code Examples for java.util.zip.ZipInputStream#available()

The following examples show how to use java.util.zip.ZipInputStream#available() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: DefaultApplicationController.java    From mycore with GNU General Public License v3.0 6 votes vote down vote up 
private void extractZip(String dest, List<String> relativePaths, ZipInputStream zipInputStream)
    throws IOException {
    ZipEntry nextEntry;
    zipInputStream.available();
    while ((nextEntry = zipInputStream.getNextEntry()) != null) {
        String entryName = nextEntry.getName();
        String fileName = dest + "/" + entryName;
        File localFile = new File(fileName);

        if (nextEntry.isDirectory()) {
            localFile.mkdir();
        } else {
            relativePaths.add(entryName);
            localFile.createNewFile();
            FileOutputStream localFileOutputStream = new FileOutputStream(localFile);
            IOUtils.copyLarge(zipInputStream, localFileOutputStream, 0, nextEntry.getSize());

            localFileOutputStream.flush();
            localFileOutputStream.close();
        }
        zipInputStream.closeEntry();
    }
    zipInputStream.close();
    LOGGER.info("File download complete!");
}
Example 2
Source File: GpxCacher.java    From GpsPrune with GNU General Public License v2.0 6 votes vote down vote up 
/**
 * Get an inputstream of a GPX file inside a zip
 * @param inFile File object describing zip file
 * @return input stream for Xml parser
 */
private static InputStream getZipInputStream(File inFile)
{
	try
	{
		ZipInputStream zis = new ZipInputStream(new FileInputStream(inFile));
		while (zis.available() > 0)
		{
			ZipEntry entry = zis.getNextEntry();
			String entryName = entry.toString();
			if (entryName != null && entryName.length() > 4)
			{
				String suffix = entryName.substring(entryName.length()-4).toLowerCase();
				if (suffix.equals(".gpx") || suffix.equals(".xml")) {
					// First matching file so must be gpx
					return zis;
				}
			}
		}
	}
	catch (Exception e) {} // ignore errors
	// not found - error!
	return null;
}
Example 3
Source File: Utils.java    From micro-integrator with Apache License 2.0 5 votes vote down vote up 
/**
 * @param zipInputStream zipInputStream
 * @return return zipetry map
 * @throws IOException IOException
 */
private static List<ZipEntry> populateList(ZipInputStream zipInputStream) throws IOException {
    List<ZipEntry> listEntry = new ArrayList<ZipEntry>();
    while (zipInputStream.available() == 1) {
        ZipEntry entry = zipInputStream.getNextEntry();
        if (entry == null) {
            break;
        }
        listEntry.add(entry);
    }
    return listEntry;
}
Example 4
Source File: BshClassPath.java    From beanshell with Apache License 2.0 5 votes vote down vote up 
/** Search Archive for classes.
 * @param the archive file location
 * @return array of class names found
 * @throws IOException */
static String [] searchArchiveForClasses( URL url ) throws IOException {
    List<String> list = new ArrayList<>();
    ZipInputStream zip = new ZipInputStream(url.openStream());

    ZipEntry ze;
    while( zip.available() == 1 )
        if ( (ze = zip.getNextEntry()) != null
                && isClassFileName( ze.getName() ) )
            list.add( canonicalizeClassName( ze.getName() ) );
    zip.close();

    return list.toArray( new String[list.size()] );
}
Example 5
Source File: ZipInputStreamTest.java    From j2objc with Apache License 2.0 5 votes vote down vote up 
public void test_available() throws Exception {

        File resources = Support_Resources.createTempFolder();
        Support_Resources.copyFile(resources, null, "hyts_ZipFile.zip");
        File fl = new File(resources, "hyts_ZipFile.zip");
        FileInputStream fis = new FileInputStream(fl);

        ZipInputStream zis1 = new ZipInputStream(fis);
        ZipEntry entry = zis1.getNextEntry();
        assertNotNull("No entry in the archive.", entry);
        long entrySize = entry.getSize();
        assertTrue("Entry size was < 1", entrySize > 0);
        int i = 0;
        while (zis1.available() > 0) {
            zis1.skip(1);
            i++;
        }
        if (i != entrySize) {
            fail("ZipInputStream.available or ZipInputStream.skip does not " +
                    "working properly. Only skipped " + i +
                    " bytes instead of " + entrySize + " for entry " + entry.getName());
        }
        assertEquals(0, zis1.skip(1));
        assertEquals(0, zis1.available());
        zis1.closeEntry();
        assertEquals(1, zis.available());
        zis1.close();
        try {
            zis1.available();
            fail("IOException expected");
        } catch (IOException ee) {
            // expected
        }
    }
Example 6
Source File: ZIPSerializer.java    From jmonkeyengine with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
@SuppressWarnings("unchecked")
@Override
public <T> T readObject(ByteBuffer data, Class<T> c) throws IOException {
    try
    {
        ZIPCompressedMessage result = new ZIPCompressedMessage();

        byte[] byteArray = new byte[data.remaining()];

        data.get(byteArray);

        ZipInputStream in = new ZipInputStream(new ByteArrayInputStream(byteArray));
        in.getNextEntry();
        ByteArrayOutputStream out = new ByteArrayOutputStream();

        byte[] tmp = new byte[9012];
        int read;

        while (in.available() > 0 && ((read = in.read(tmp)) > 0)) {
            out.write(tmp, 0, read);
        }

        in.closeEntry();
        out.flush();
        in.close();

        result.setMessage((Message)Serializer.readClassAndObject(ByteBuffer.wrap(out.toByteArray())));
        return (T)result;
    }
    catch (Exception e) {
        e.printStackTrace();
        throw new IOException(e.toString());
    }
}
Example 7
Source File: ZIPSerializer.java    From MikuMikuStudio with BSD 2-Clause "Simplified" License 5 votes vote down vote up 
@SuppressWarnings("unchecked")
public <T> T readObject(ByteBuffer data, Class<T> c) throws IOException {
    try
    {
        ZIPCompressedMessage result = new ZIPCompressedMessage();

        byte[] byteArray = new byte[data.remaining()];

        data.get(byteArray);

        ZipInputStream in = new ZipInputStream(new ByteArrayInputStream(byteArray));
        in.getNextEntry();
        ByteArrayOutputStream out = new ByteArrayOutputStream();

        byte[] tmp = new byte[9012];
        int read;

        while (in.available() > 0 && ((read = in.read(tmp)) > 0)) {
            out.write(tmp, 0, read);
        }

        in.closeEntry();
        out.flush();
        in.close();

        result.setMessage((Message)Serializer.readClassAndObject(ByteBuffer.wrap(out.toByteArray())));
        return (T)result;
    }
    catch (Exception e) {
        e.printStackTrace();
        throw new IOException(e.toString());
    }
}
Example 8
Source File: UnZipping.java    From QuranAndroid with GNU General Public License v3.0 4 votes vote down vote up 
@Override
protected Void doInBackground(String... params) {
    try {

        is = new FileInputStream(params[0] + "/" + params[1]);
        zis = new ZipInputStream(new BufferedInputStream(is));
        byte[] buffer = new byte[1024 * 3];
        int count;
        while ((ze = zis.getNextEntry()) != null) {
            filename = ze.getName();
            if (ze.isDirectory()) {
                File fmd = new File(params[0] + "/" + filename);
                fmd.mkdirs();
                continue;
            }

            FileOutputStream fout = new FileOutputStream(params[0] + "/" + filename);
            int total = zis.available();
            while ((count = zis.read(buffer)) != -1) {
                fout.write(buffer, 0, count);
                fileCount++;
                Intent zipedFiles = new Intent(AppConstants.Download.INTENT);
                zipedFiles.putExtra(AppConstants.Download.FILES, context.getString(R.string.extract) + " " + fileCount);
                zipedFiles.putExtra(AppConstants.Download.DOWNLOAD, AppConstants.Download.IN_EXTRACT);
                LocalBroadcastManager.getInstance(context).sendBroadcast(zipedFiles);
            }

            File zipFile = new File(params[0] + "/" + params[1]);
            zipFile.delete();

            if (zipFile.getAbsolutePath().contains("tafseer")) {
                copyFile(new File(Environment.getExternalStorageDirectory().getAbsolutePath() + QuranApplication.getInstance()
                                .getString(R.string.app_folder_path) + "/tafaseer/" + params[1].replace(AppConstants.Extensions.ZIP, AppConstants.Extensions.SQLITE)),
                        new File(params[0] + "/" + params[1].replace(AppConstants.Extensions.ZIP, AppConstants.Extensions.SQLITE)));
            }

            fout.close();
            zis.closeEntry();
        }

        //send broadcast of success or failed
        LocalBroadcastManager.getInstance(context).sendBroadcast(new Intent(AppConstants.Download.INTENT)
                .putExtra(AppConstants.Download.DOWNLOAD, AppConstants.Download.SUCCESS ));

        zis.close();
    } catch (IOException e) {
        e.printStackTrace();
        return null;
    }
    return null;
}
Example 9
Source File: UnZipping.java    From QuranAndroid with GNU General Public License v3.0 4 votes vote down vote up 
@Override
    protected Void doInBackground(String... params) {
        try {

            is = new FileInputStream(params[0] + "/" + params[1]);
            zis = new ZipInputStream(new BufferedInputStream(is));
            byte[] buffer = new byte[1024 * 3];
            int count;
            long size;
            int iIndex=0;
            while ((ze = zis.getNextEntry()) != null) {
                iIndex++;

                 size = ze.getSize();
                filename = ze.getName();

                if (ze.isDirectory()) {
                    File fmd = new File(params[0] + "/" + filename);
                    fmd.mkdirs();
                    continue;
                }

                FileOutputStream fout = new FileOutputStream(params[0] + "/" + filename);
                int total = zis.available();
                while ((count = zis.read(buffer)) != -1) {
                    fout.write(buffer, 0, count);

                    fileCount++;
                    Intent zipedFiles = new Intent(AppConstants.Download.INTENT);
if(iIndex==1) {
    zipedFiles.putExtra(AppConstants.Download.FILES, context.getString(R.string.extract) + " " + fout.getChannel().size()
            + " ( " + (int) (fout.getChannel().size() * 100) / ze.getSize() + "%)");
}else{
    zipedFiles.putExtra(AppConstants.Download.FILES, context.getString(R.string.extract) + " " + iIndex+" off "+"607"
            + " ( " + (int) (iIndex * 100 )/607  + "%)");
}


zipedFiles.putExtra(AppConstants.Download.TYPE , downloadType);
                    zipedFiles.putExtra(AppConstants.Download.DOWNLOAD, AppConstants.Download.IN_EXTRACT);
                    LocalBroadcastManager.getInstance(context).sendBroadcast(zipedFiles);
                }

                File zipFile = new File(params[0] + "/" + params[1]);
                zipFile.delete();

                if (zipFile.getAbsolutePath().contains("tafseer")) {
                    copyFile(new File(Environment.getExternalStorageDirectory().getAbsolutePath() + QuranApplication.getInstance()
                                    .getString(R.string.app_folder_path) + "/tafaseer/" + params[1].replace(AppConstants.Extensions.ZIP, AppConstants.Extensions.SQLITE)),
                            new File(params[0] + "/" + params[1].replace(AppConstants.Extensions.ZIP, AppConstants.Extensions.SQLITE)));
                }

                fout.close();
                zis.closeEntry();
            }

            //send broadcast of success or failed
            LocalBroadcastManager.getInstance(context).sendBroadcast(new Intent(AppConstants.Download.INTENT)
                    .putExtra(AppConstants.Download.DOWNLOAD, AppConstants.Download.SUCCESS ));

            zis.close();
        } catch (IOException e) {
            e.printStackTrace();
            return null;
        }
        return null;
    }
Example 10
Source File: ZipFileLoader.java    From GpsPrune with GNU General Public License v2.0 4 votes vote down vote up 
/**
 * Use the given stream to access a remote zip file
 * @param inStream stream to use to access file
 */
public void openStream(InputStream inStream)
{
	try
	{
		ZipInputStream zis = new ZipInputStream(inStream);
		boolean xmlFound = false;
		while (!xmlFound && zis.available() > 0)
		{
			ZipEntry entry = zis.getNextEntry();
			String entryName = entry.toString();
			if (entryName != null && entryName.length() > 4)
			{
				String suffix = entryName.substring(entryName.length()-4).toLowerCase();
				if (suffix.equals(".kml") || suffix.equals(".gpx") || suffix.equals(".xml"))
				{
					_xmlLoader.reset();
					SAXParser saxParser = SAXParserFactory.newInstance().newSAXParser();
					saxParser.parse(zis, _xmlLoader);
					XmlHandler handler = _xmlLoader.getHandler();
					if (handler == null) {
						_app.showErrorMessage("error.load.dialogtitle", "error.load.othererror");
					}
					else
					{
						// Send back to app
						_app.informDataLoaded(handler.getFieldArray(), handler.getDataArray(),
							new SourceInfo("gpsies", SourceInfo.FILE_TYPE.GPSIES),
							handler.getTrackNameList());
						xmlFound = true;
					}
				}
			}
		}
		// Check whether there was an xml file inside
		if (!xmlFound) {
			_app.showErrorMessage("error.load.dialogtitle", "error.load.noxmlinzip");
		}
	}
	catch (Exception e) {
		System.err.println("ZipStream Error: " + e.getClass().getName() + " -message= " + e.getMessage());
	}
}