Example usage for java.util.zip ZipInputStream ZipInputStream

Introduction

In this page you can find the example usage for java.util.zip ZipInputStream ZipInputStream.

Prototype

public ZipInputStream(InputStream in) 

Source Link

Document

Creates a new ZIP input stream.

Usage

From source file:co.cask.hydrator.action.ftp.FTPCopyAction.java

private void copyZip(FTPClient ftp, String source, FileSystem fs, Path destination) throws IOException {
    InputStream is = ftp.retrieveFileStream(source);
    try (ZipInputStream zis = new ZipInputStream(new BufferedInputStream(is))) {
        ZipEntry entry;//  w w  w .ja va2  s .c o  m
        while ((entry = zis.getNextEntry()) != null) {
            LOG.debug("Extracting {}", entry);
            Path destinationPath = fs.makeQualified(new Path(destination, entry.getName()));
            try (OutputStream os = fs.create(destinationPath)) {
                LOG.debug("Downloading {} to {}", entry.getName(), destinationPath.toString());
                ByteStreams.copy(zis, os);
            }
        }
    }
}

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From source file:com.github.nethad.clustermeister.provisioning.local.JPPFLocalNode.java

private void unzipNode(InputStream fileToUnzip, File targetDir) {
    ZipInputStream zipFile;/*  w w  w. j a  v  a 2  s .c o  m*/
    try {
        zipFile = new ZipInputStream(fileToUnzip);
        ZipEntry entry;
        while ((entry = zipFile.getNextEntry()) != null) {
            //                ZipEntry entry = (ZipEntry) entries.nextElement();
            if (entry.isDirectory()) {
                // Assume directories are stored parents first then children.
                System.err.println("Extracting directory: " + entry.getName());
                // This is not robust, just for demonstration purposes.
                (new File(targetDir, entry.getName())).mkdir();
                continue;
            }
            System.err.println("Extracting file: " + entry.getName());
            File targetFile = new File(targetDir, entry.getName());
            copyInputStream_notClosing(zipFile, new BufferedOutputStream(new FileOutputStream(targetFile)));
            //                zipFile.closeEntry();
        }
        zipFile.close();
    } catch (IOException ioe) {
        logger.warn("Unhandled exception.", ioe);
    }
}

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From source file:com.facebook.buck.zip.ZipStepTest.java

@Test
public void zipWithEmptyDir() throws IOException {
    Path parent = tmp.newFolder("zipstep");
    Path out = parent.resolve("output.zip");

    tmp.newFolder("zipdir");
    tmp.newFolder("zipdir/foo/");
    tmp.newFolder("zipdir/bar/");

    ZipStep step = new ZipStep(filesystem, Paths.get("zipstep/output.zip"), ImmutableSet.of(), true,
            ZipCompressionLevel.DEFAULT_COMPRESSION_LEVEL, Paths.get("zipdir"));
    assertEquals(0, step.execute(TestExecutionContext.newInstance()).getExitCode());

    try (Zip zip = new Zip(out, false)) {
        assertEquals(ImmutableSet.of("", "foo/", "bar/"), zip.getDirNames());
    }/*from   w  w  w  . j av  a 2s .c o m*/

    // Directories should be stored, not deflated as this sometimes causes issues
    // (e.g. installing an .ipa over the air in iOS 9.1)
    try (ZipInputStream is = new ZipInputStream(new FileInputStream(out.toFile()))) {
        for (ZipEntry entry = is.getNextEntry(); entry != null; entry = is.getNextEntry()) {
            assertEquals(entry.getName(), ZipEntry.STORED, entry.getMethod());
        }
    }
}

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From source file:com.izforge.izpack.compiler.packager.impl.Packager.java

/**
 * Copy included jars to primary jar./*from   w  w  w .  j av a  2 s .  com*/
 */
protected void writeIncludedJars() throws IOException {
    sendMsg("Merging " + includedJarURLs.size() + " jars into installer");

    for (Object[] includedJarURL : includedJarURLs) {
        InputStream is = ((URL) includedJarURL[0]).openStream();
        ZipInputStream inJarStream = new ZipInputStream(is);
        IoHelper.copyZip(inJarStream, primaryJarStream, (List<String>) includedJarURL[1], alreadyWrittenFiles);
    }
}

---

From source file:com.alcatel_lucent.nz.wnmsextract.reader.FileSelector.java

protected File unzip3(File zf) throws FileNotFoundException {
    //File f = null;
    String rename = zf.getAbsolutePath().replaceFirst("\\.zip", identifier + ".xml");//.replaceFirst("\\.gz", ".xml");
    File f = new File(rename);
    try {/*from  www. ja v  a 2 s .  c  om*/
        FileInputStream fis = new FileInputStream(zf);

        ZipInputStream zin = new ZipInputStream(fis);
        ZipEntry ze;

        final byte[] content = new byte[BUFFER];

        while ((ze = zin.getNextEntry()) != null) {
            f = new File(getCalTempPath() + File.separator + ze.getName());
            FileOutputStream fos = new FileOutputStream(f);
            BufferedOutputStream bos = new BufferedOutputStream(fos, content.length);

            int n = 0;
            while (-1 != (n = zin.read(content))) {
                bos.write(content, 0, n);
            }
            bos.flush();
            bos.close();
        }

        fis.close();
        zin.close();
    } catch (IOException ioe) {
        jlog.error("Error processing Zip " + zf + " Excluding! :: " + ioe);
        return null;
    }
    //try again... what could go wrong
    /*
    if (checkMinFileSize(f) && retry_counter<MAX_UNGZIP_RETRIES){
       retry_counter++;
       f.delete();
       f = unzip2(zf);
    }
    */
    return f;
}

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From source file:com.coinblesk.client.backup.BackupRestoreDialogFragment.java

/**
 * Extracts all files from a zip to disk.
 * @param zip data (zip format)/*from   w w  w  .  j ava  2 s.c  o m*/
 * @throws IOException
 */
private void extractZip(byte[] zip) throws IOException {
    ZipInputStream zis = null;
    try {
        ByteArrayInputStream bais = new ByteArrayInputStream(zip);
        zis = new ZipInputStream(new BufferedInputStream(bais));
        ZipEntry ze = null;

        // extract all entries
        Log.d(TAG, "Start extracting backup.");
        int i = 0;
        while ((ze = zis.getNextEntry()) != null) {
            if (!shouldIgnoreZipEntry(ze)) {
                extractFromZipAndSaveToFile(zis, ze);
                ++i;
            } else {
                Log.d(TAG, "Ignore entry: " + ze.getName());
            }
        }
        Log.i(TAG, "Extracted " + i + " elements from backup.");

    } finally {
        if (zis != null) {
            try {
                zis.close();
            } catch (IOException e) {
                Log.w(TAG, "Could not close zip input stream.", e);
            }
        }
    }
}

---

From source file:com.googlecode.osde.internal.profiling.Profile.java

/**
 * Unzips a zip content into a physical folder.
 *
 * @return The newly-created folder with the unzipped content.
 *//*from www . j  a  va  2  s  . com*/
private static File unzip(InputStream resource, File output) throws IOException {
    // Allocate a 16K buffer to read the XPI file faster.
    ZipInputStream zipStream = new ZipInputStream(new BufferedInputStream(resource, 16 * 1024));
    ZipEntry entry = zipStream.getNextEntry();
    while (entry != null) {
        final File target = new File(output, entry.getName());
        if (entry.isDirectory()) {
            forceMkdir(target);
        } else {
            unzipFile(target, zipStream);
        }
        entry = zipStream.getNextEntry();
    }

    return output;
}

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From source file:gov.nih.nci.caarray.web.action.ArrayDesignActionTest.java

License:asdf

@Test
public void testDownload() throws Exception {
    assertEquals("list", this.arrayDesignAction.download());

    final CaArrayFile rawFile = this.fasStub.add(AffymetrixArrayDesignFiles.TEST3_CDF);

    final ArrayDesign arrayDesign = new ArrayDesign();
    arrayDesign.setName("Test3");

    final CaArrayFileSet designFileSet = new CaArrayFileSet();
    designFileSet.add(rawFile);/*from   w w  w. j  av a 2 s.co  m*/
    arrayDesign.setDesignFileSet(designFileSet);

    this.arrayDesignAction.setArrayDesign(arrayDesign);

    this.arrayDesignAction.download();

    assertEquals("application/zip", this.mockResponse.getContentType());
    assertEquals("filename=\"caArray_Test3_file.zip\"", this.mockResponse.getHeader("Content-disposition"));

    final ZipInputStream zis = new ZipInputStream(
            new ByteArrayInputStream(this.mockResponse.getContentAsByteArray()));
    final ZipEntry ze = zis.getNextEntry();
    assertNotNull(ze);
    assertEquals("Test3.CDF", ze.getName());
    assertNull(zis.getNextEntry());
    IOUtils.closeQuietly(zis);
}

---

From source file:com.esofthead.mycollab.jetty.GenericServerRunner.java

private static void unpackFile(File upgradeFile) throws IOException {
    File libFolder = new File(System.getProperty("user.dir"), "lib");
    File webappFolder = new File(System.getProperty("user.dir"), "webapp");
    org.apache.commons.io.FileUtils.deleteDirectory(libFolder);
    org.apache.commons.io.FileUtils.deleteDirectory(webappFolder);

    byte[] buffer = new byte[2048];

    try (ZipInputStream inputStream = new ZipInputStream(new FileInputStream(upgradeFile))) {
        ZipEntry entry;//  w w w  .  j  a  v a  2  s.c  o m
        while ((entry = inputStream.getNextEntry()) != null) {
            if (!entry.isDirectory()
                    && (entry.getName().startsWith("lib/") || entry.getName().startsWith("webapp"))) {
                File candidateFile = new File(System.getProperty("user.dir"), entry.getName());
                candidateFile.getParentFile().mkdirs();
                try (FileOutputStream output = new FileOutputStream(candidateFile)) {
                    int len;
                    while ((len = inputStream.read(buffer)) > 0) {
                        output.write(buffer, 0, len);
                    }
                }
            }
        }
    } catch (IOException e) {
        throw new MyCollabException(e);
    }
}

---

From source file:com.mcleodmoores.mvn.natives.UnpackDependenciesMojo.java

private void unpack(final Artifact artifact, final Map<String, Set<Artifact>> names, final File targetDir)
        throws MojoFailureException {
    getLog().info("Unpacking " + ArtifactUtils.key(artifact));
    final IOExceptionHandler errorLog = new MojoLoggingErrorCallback(this);
    check(artifact, (new IOCallback<InputStream, Boolean>(open(artifact)) {

        @Override//www  . ja  v a2  s  .c  o m
        protected Boolean apply(final InputStream input) throws IOException {
            final byte[] buffer = new byte[4096];
            final ZipInputStream zip = new ZipInputStream(new BufferedInputStream(input));
            ZipEntry entry;
            while ((entry = zip.getNextEntry()) != null) {
                final String dest = createUniqueName(artifact, entry.getName(), names.get(entry.getName()));
                getLog().debug("Writing " + entry.getName() + " as " + dest);
                File targetFile = targetDir;
                for (final String component : dest.split("/")) {
                    targetFile.mkdir();
                    targetFile = new File(targetFile, component);
                }
                targetFile.getParentFile().mkdirs();
                if ((new IOCallback<OutputStream, Boolean>(getOutputStreams().open(targetFile)) {

                    @Override
                    protected Boolean apply(final OutputStream output) throws IOException {
                        int bytes;
                        while ((bytes = zip.read(buffer, 0, buffer.length)) > 0) {
                            output.write(buffer, 0, bytes);
                        }
                        output.close();
                        return Boolean.TRUE;
                    }

                }).call(errorLog) != Boolean.TRUE) {
                    return Boolean.FALSE;
                }
            }
            return Boolean.TRUE;
        }

    }).call(errorLog));
}

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