Example usage for org.apache.commons.compress.utils CountingInputStream close

Introduction

In this page you can find the example usage for org.apache.commons.compress.utils CountingInputStream close.

Prototype

public void close() throws IOException 

Source Link

Document

Closes this input stream and releases any system resources associated with the stream.

Usage

From source file:org.csploit.android.core.UpdateService.java

/**
 * check if an archive is valid by reading it.
 * @throws RuntimeException if trying to run this with no archive
 *//*from  w  w w.j a v a2  s .  co m*/
private void verifyArchiveIntegrity() throws RuntimeException, KeyException {
    File f;
    long total;
    short old_percentage, percentage;
    CountingInputStream counter;
    ArchiveInputStream is;
    byte[] buffer;
    String rootDirectory;

    Logger.info("verifying archive integrity");

    if (mCurrentTask == null || mCurrentTask.path == null)
        throw new RuntimeException("no archive to test");

    mBuilder.setContentTitle(getString(R.string.checking)).setSmallIcon(android.R.drawable.ic_popup_sync)
            .setContentText("").setProgress(100, 0, false);
    mNotificationManager.notify(NOTIFICATION_ID, mBuilder.build());

    f = new File(mCurrentTask.path);
    try {
        counter = new CountingInputStream(new FileInputStream(f));
    } catch (FileNotFoundException e) {
        throw new RuntimeException(String.format("archive '%s' does not exists", mCurrentTask.path));
    }

    try {
        is = openArchiveStream(counter);
        ArchiveEntry entry;
        buffer = new byte[2048];
        total = f.length();
        old_percentage = -1;
        rootDirectory = null;

        // consume the archive
        while (mRunning && (entry = is.getNextEntry()) != null) {
            if (!mCurrentTask.skipRoot)
                continue;

            String name = entry.getName();

            if (rootDirectory == null) {
                if (name.contains("/")) {
                    rootDirectory = name.substring(0, name.indexOf('/'));
                } else if (entry.isDirectory()) {
                    rootDirectory = name;
                } else {
                    throw new IOException(
                            String.format("archive '%s' contains files under it's root", mCurrentTask.path));
                }
            } else {
                if (!name.startsWith(rootDirectory)) {
                    throw new IOException("multiple directories found in the archive root");
                }
            }
        }

        while (mRunning && is.read(buffer) > 0) {
            percentage = (short) (((double) counter.getBytesRead() / total) * 100);
            if (percentage != old_percentage) {
                mBuilder.setProgress(100, percentage, false).setContentInfo(percentage + "%");
                mNotificationManager.notify(NOTIFICATION_ID, mBuilder.build());
                old_percentage = percentage;
            }
        }
    } catch (IOException e) {
        throw new KeyException("corrupted archive: " + e.getMessage());
    } finally {
        try {
            counter.close();
        } catch (IOException ignore) {
        }
    }

    if (!mRunning)
        throw new CancellationException("archive integrity check cancelled");

    if (mCurrentTask.skipRoot && rootDirectory == null)
        throw new KeyException(String.format("archive '%s' is empty", mCurrentTask.path));
}

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From source file:org.csploit.android.services.UpdateService.java

/**
 * check if an archive is valid by reading it.
 * @throws RuntimeException if trying to run this with no archive
 *///from   w  ww  .  j a  v a  2  s  .  c o  m
private void verifyArchiveIntegrity() throws RuntimeException, KeyException {
    File f;
    long total;
    short old_percentage, percentage;
    CountingInputStream counter;
    ArchiveInputStream is;
    byte[] buffer;
    String rootDirectory;

    Logger.info("verifying archive integrity");

    if (mCurrentTask == null || mCurrentTask.path == null)
        throw new RuntimeException("no archive to test");

    mBuilder.setContentTitle(getString(R.string.checking)).setSmallIcon(android.R.drawable.ic_popup_sync)
            .setContentText("").setContentInfo("").setProgress(100, 0, true);
    mNotificationManager.notify(NOTIFICATION_ID, mBuilder.build());

    f = new File(mCurrentTask.path);
    try {
        counter = new CountingInputStream(new FileInputStream(f));
    } catch (FileNotFoundException e) {
        throw new RuntimeException(String.format("archive '%s' does not exists", mCurrentTask.path));
    }

    try {
        is = openArchiveStream(counter);
        ArchiveEntry entry;
        buffer = new byte[2048];
        total = f.length();
        old_percentage = -1;
        rootDirectory = null;

        // consume the archive
        while (mRunning && (entry = is.getNextEntry()) != null) {
            if (!mCurrentTask.skipRoot)
                continue;

            String name = entry.getName();

            if (rootDirectory == null) {
                if (name.contains("/")) {
                    rootDirectory = name.substring(0, name.indexOf('/'));
                } else if (entry.isDirectory()) {
                    rootDirectory = name;
                } else {
                    throw new IOException(
                            String.format("archive '%s' contains files under it's root", mCurrentTask.path));
                }
            } else {
                if (!name.startsWith(rootDirectory)) {
                    throw new IOException("multiple directories found in the archive root");
                }
            }
        }

        while (mRunning && is.read(buffer) > 0) {
            percentage = (short) (((double) counter.getBytesRead() / total) * 100);
            if (percentage != old_percentage) {
                mBuilder.setProgress(100, percentage, false).setContentInfo(percentage + "%");
                mNotificationManager.notify(NOTIFICATION_ID, mBuilder.build());
                old_percentage = percentage;
            }
        }
    } catch (IOException e) {
        throw new KeyException("corrupted archive: " + e.getMessage());
    } finally {
        try {
            counter.close();
        } catch (IOException ignore) {
        }
    }

    if (!mRunning)
        throw new CancellationException("archive integrity check cancelled");

    if (mCurrentTask.skipRoot && rootDirectory == null)
        throw new KeyException(String.format("archive '%s' is empty", mCurrentTask.path));
}

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