Example usage for java.io InputStream close

Introduction

In this page you can find the example usage for java.io InputStream 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:de.nx42.maps4cim.util.Compression.java

/**
 * Reads the first file entry in a zip file and writes it in uncompressed
 * form to the desired file.//from  ww w.  j a  v  a  2s.c om
 * @param zipFile the zip file to read from
 * @param dest the file to write the first zip file entry to
 * @return same as destination
 * @throws IOException if there is an error accessing the zip file or the
 * destination file
 */
public static File readFirstZipEntry(File zipFile, File dest) throws IOException {
    // open zip and get first entry
    ZipFile zf = new ZipFile(zipFile);
    Enumeration<ZipArchiveEntry> entries = zf.getEntries();
    ZipArchiveEntry entry = entries.nextElement();

    // write to file
    InputStream in = zf.getInputStream(entry);
    OutputStream out = new FileOutputStream(dest);
    ByteStreams.copy(in, out);

    // close all streams and return the new file
    in.close();
    out.close();
    zf.close();
    return dest;
}

From source file:net.padaf.preflight.helpers.MetadataValidationHelper.java

/**
 * Return the xpacket from the dictionary's stream
 *//*from w  ww .  java  2  s.  c  om*/
public static byte[] getXpacket(COSDocument cdocument) throws IOException, XpacketParsingException {
    COSObject catalog = cdocument.getCatalog();
    COSBase cb = catalog.getDictionaryObject(COSName.METADATA);
    if (cb == null) {
        // missing Metadata Key in catalog
        ValidationError error = new ValidationError(ValidationConstants.ERROR_METADATA_FORMAT,
                "Missing Metadata Key in catalog");
        throw new XpacketParsingException("Failed while retrieving xpacket", error);
    }
    // no filter key
    COSDictionary metadataDictionnary = COSUtils.getAsDictionary(cb, cdocument);
    if (metadataDictionnary.getItem(COSName.FILTER) != null) {
        // should not be defined
        ValidationError error = new ValidationError(ValidationConstants.ERROR_SYNTAX_STREAM_INVALID_FILTER,
                "Filter specified in metadata dictionnary");
        throw new XpacketParsingException("Failed while retrieving xpacket", error);
    }

    PDStream stream = PDStream.createFromCOS(metadataDictionnary);
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    InputStream is = stream.createInputStream();
    IOUtils.copy(is, bos);
    is.close();
    bos.close();
    return bos.toByteArray();
}

From source file:Main.java

public static void copyfile(File source, File dest) {
    try {//w w  w . ja  va2s  .  c om
        InputStream in = new FileInputStream(source);
        OutputStream out = new FileOutputStream(dest);
        byte[] buf = new byte[1024];
        int len;
        while ((len = in.read(buf)) > 0) {
            out.write(buf, 0, len);
        }
        in.close();
        out.close();
    } catch (FileNotFoundException e) {
        Log.e(TAG, e.getLocalizedMessage());
    } catch (IOException e) {
        Log.e(TAG, e.getLocalizedMessage());
    }
}

From source file:Main.java

public static String read(InputStream in) throws IOException {
    StringBuilder sb = new StringBuilder();
    BufferedReader r = new BufferedReader(new InputStreamReader(in), 1000);
    for (String line = r.readLine(); line != null; line = r.readLine()) {
        sb.append(line);/*from w ww.j  a va  2s . com*/
    }
    in.close();
    return sb.toString();
}

From source file:Main.java

public static boolean copyAsset(AssetManager assetManager, String fromAssetPath, String toPath) {
    InputStream in = null;
    OutputStream out = null;//from w  w  w . j a v a 2  s  .co  m
    try {
        in = assetManager.open(fromAssetPath);
        new File(toPath).createNewFile();
        out = new FileOutputStream(toPath);
        copyFile(in, out);
        in.close();
        return true;
    } catch (Exception e) {
        e.printStackTrace();
        return false;
    } finally {
        try {
            if (out != null) {
                out.close();
            }
            if (in != null) {
                in.close();
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}

From source file:Main.java

public static byte[] readInputStreamFully(InputStream is) {
    ByteArrayOutputStream os = new ByteArrayOutputStream();
    byte[] buffer = new byte[32768];
    int count;/* ww w.  j  a v a  2 s  .  c o  m*/
    try {
        while ((count = is.read(buffer)) != -1) {
            os.write(buffer, 0, count);
        }
        is.close();
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
    return os.toByteArray();
}

From source file:com.aqnote.shared.cryptology.cert.loader.CaCertLoader.java

public synchronized static X509Certificate getClass1CaCert() throws IOException {
    if (class1CaCert == null) {
        ClassLoader classLoader = ClassLoaderUtil.getClassLoader();
        InputStream is = classLoader.getResourceAsStream(CLASS1_CA_Cert_FILE);
        class1CaCert = PKCSReader.readCert(is);
        is.close();
    }/*ww w  .  ja  v a  2  s.  c o  m*/
    return class1CaCert;
}

From source file:com.aqnote.shared.cryptology.cert.loader.CaCertLoader.java

public synchronized static X509Certificate getClass2CaCert() throws IOException {
    if (class2CaCert == null) {
        ClassLoader classLoader = ClassLoaderUtil.getClassLoader();
        InputStream is = classLoader.getResourceAsStream(CLASS2_CA_Cert_FILE);
        class2CaCert = PKCSReader.readCert(is);
        is.close();
    }/*from   w w w.  j a v  a  2 s.c  om*/
    return class2CaCert;
}

From source file:Main.java

public static File getFileFromInputStream(File file, InputStream ins) throws IOException {
    OutputStream os = new FileOutputStream(file);
    int bytesRead = 0;
    byte[] buffer = new byte[8192];
    while ((bytesRead = ins.read(buffer, 0, 8192)) != -1) {
        os.write(buffer, 0, bytesRead);//w w w. ja va 2s. c  o  m
    }
    os.close();
    ins.close();
    return file;
}