Example usage for java.util.zip ZipEntry getMethod

Introduction

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

Prototype

public int getMethod() 

Source Link

Document

Returns the compression method of the entry.

Usage

From source file:com.taobao.android.utils.ZipUtils.java

/**
 * zip//www  .j  a v  a  2s.  c  om
 *
 * @param zipFile
 * @param file
 * @param destPath  ?
 * @param overwrite ?
 * @throws IOException
 */
public static void addFileToZipFile(File zipFile, File outZipFile, File file, String destPath,
        boolean overwrite) throws IOException {
    byte[] buf = new byte[1024];
    ZipInputStream zin = new ZipInputStream(new FileInputStream(zipFile));
    ZipOutputStream out = new ZipOutputStream(new FileOutputStream(outZipFile));
    ZipEntry entry = zin.getNextEntry();
    boolean addFile = true;
    while (entry != null) {
        boolean addEntry = true;
        String name = entry.getName();
        if (StringUtils.equalsIgnoreCase(name, destPath)) {
            if (overwrite) {
                addEntry = false;
            } else {
                addFile = false;
            }
        }
        if (addEntry) {
            ZipEntry zipEntry = null;
            if (ZipEntry.STORED == entry.getMethod()) {
                zipEntry = new ZipEntry(entry);
            } else {
                zipEntry = new ZipEntry(name);
            }
            out.putNextEntry(zipEntry);
            int len;
            while ((len = zin.read(buf)) > 0) {
                out.write(buf, 0, len);
            }
        }
        entry = zin.getNextEntry();
    }

    if (addFile) {
        InputStream in = new FileInputStream(file);
        // Add ZIP entry to output stream.
        ZipEntry zipEntry = new ZipEntry(destPath);
        out.putNextEntry(zipEntry);
        // Transfer bytes from the file to the ZIP file
        int len;
        while ((len = in.read(buf)) > 0) {
            out.write(buf, 0, len);
        }
        // Complete the entry
        out.closeEntry();
        in.close();
    }
    // Close the streams
    zin.close();
    out.close();
}

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From source file:JarResources.java

private String dumpZipEntry(ZipEntry ze) {
    StringBuffer sb = new StringBuffer();
    if (ze.isDirectory()) {
        sb.append("d ");
    } else {/* w ww.  jav a2s . co  m*/
        sb.append("f ");
    }

    if (ze.getMethod() == ZipEntry.STORED) {
        sb.append("stored   ");
    } else {
        sb.append("defalted ");
    }

    sb.append(ze.getName());
    sb.append("\t");
    sb.append("" + ze.getSize());
    if (ze.getMethod() == ZipEntry.DEFLATED) {
        sb.append("/" + ze.getCompressedSize());
    }

    return (sb.toString());
}

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From source file:com.taobao.android.builder.tools.zip.ZipUtils.java

/**
 * zip/*  w  w  w  .jav  a  2 s  . c o  m*/
 *
 * @param zipFile
 * @param file
 * @param destPath
 * @param overwrite ?
 * @throws java.io.IOException
 */
public static void addFileToZipFile(File zipFile, File outZipFile, File file, String destPath,
        boolean overwrite) throws IOException {
    byte[] buf = new byte[1024];
    ZipInputStream zin = new ZipInputStream(new FileInputStream(zipFile));
    ZipOutputStream out = new ZipOutputStream(new FileOutputStream(outZipFile));
    ZipEntry entry = zin.getNextEntry();
    boolean addFile = true;
    while (entry != null) {
        boolean addEntry = true;
        String name = entry.getName();
        if (StringUtils.equalsIgnoreCase(name, destPath)) {
            if (overwrite) {
                addEntry = false;
            } else {
                addFile = false;
            }
        }
        if (addEntry) {
            ZipEntry zipEntry = null;
            if (STORED == entry.getMethod()) {
                zipEntry = new ZipEntry(entry);
            } else {
                zipEntry = new ZipEntry(name);
            }
            out.putNextEntry(zipEntry);
            int len;
            while ((len = zin.read(buf)) > 0) {
                out.write(buf, 0, len);
            }
        }
        entry = zin.getNextEntry();
    }

    if (addFile) {
        InputStream in = new FileInputStream(file);
        // Add ZIP entry to output stream.
        ZipEntry zipEntry = new ZipEntry(destPath);
        out.putNextEntry(zipEntry);
        // Transfer bytes from the file to the ZIP file
        int len;
        while ((len = in.read(buf)) > 0) {
            out.write(buf, 0, len);
        }
        // Complete the entry
        out.closeEntry();
        in.close();
    }
    // Close the streams
    zin.close();
    out.close();
}

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From source file:com.taobao.android.tpatch.utils.JarSplitUtils.java

/**
 * 2jar?,??jar//from w  w  w  .  ja v a2 s.  c  o m
 * @param baseJar
 * @param diffJar
 * @param outJar
 */
public static void unionJar(File baseJar, File diffJar, File outJar) throws IOException {
    File outParentFolder = outJar.getParentFile();
    if (!outParentFolder.exists()) {
        outParentFolder.mkdirs();
    }
    List<String> diffEntries = getZipEntries(diffJar);
    FileOutputStream fos = new FileOutputStream(outJar);
    ZipOutputStream jos = new ZipOutputStream(fos);
    final byte[] buffer = new byte[8192];
    FileInputStream fis = new FileInputStream(baseJar);
    ZipInputStream zis = new ZipInputStream(fis);

    try {
        // loop on the entries of the jar file package and put them in the final jar
        ZipEntry entry;
        while ((entry = zis.getNextEntry()) != null) {
            // do not take directories or anything inside a potential META-INF folder.
            if (entry.isDirectory()) {
                continue;
            }
            String name = entry.getName();
            if (diffEntries.contains(name)) {
                continue;
            }
            JarEntry newEntry;
            // Preserve the STORED method of the input entry.
            if (entry.getMethod() == JarEntry.STORED) {
                newEntry = new JarEntry(entry);
            } else {
                // Create a new entry so that the compressed len is recomputed.
                newEntry = new JarEntry(name);
            }
            // add the entry to the jar archive
            jos.putNextEntry(newEntry);

            // read the content of the entry from the input stream, and write it into the archive.
            int count;
            while ((count = zis.read(buffer)) != -1) {
                jos.write(buffer, 0, count);
            }
            // close the entries for this file
            jos.closeEntry();
            zis.closeEntry();
        }
    } finally {
        zis.close();
    }
    fis.close();
    jos.close();

}

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From source file:com.taobao.android.tpatch.utils.JarSplitUtils.java

public static void splitZip(File inputFile, File outputFile, Set<String> includeEnties) throws IOException {
    if (outputFile.exists()) {
        FileUtils.deleteQuietly(outputFile);
    }/*from w w w.j  a v  a  2s .c om*/
    if (null == includeEnties || includeEnties.size() < 1) {
        return;
    }
    FileOutputStream fos = new FileOutputStream(outputFile);
    ZipOutputStream jos = new ZipOutputStream(fos);
    final byte[] buffer = new byte[8192];
    FileInputStream fis = new FileInputStream(inputFile);
    ZipInputStream zis = new ZipInputStream(fis);

    try {
        // loop on the entries of the jar file package and put them in the final jar
        ZipEntry entry;
        while ((entry = zis.getNextEntry()) != null) {
            // do not take directories or anything inside a potential META-INF folder.
            if (entry.isDirectory()) {
                continue;
            }
            String name = entry.getName();
            if (!includeEnties.contains(name)) {
                continue;
            }
            JarEntry newEntry;
            // Preserve the STORED method of the input entry.
            if (entry.getMethod() == JarEntry.STORED) {
                newEntry = new JarEntry(entry);
            } else {
                // Create a new entry so that the compressed len is recomputed.
                newEntry = new JarEntry(name);
            }
            // add the entry to the jar archive
            jos.putNextEntry(newEntry);

            // read the content of the entry from the input stream, and write it into the archive.
            int count;
            while ((count = zis.read(buffer)) != -1) {
                jos.write(buffer, 0, count);
            }
            // close the entries for this file
            jos.closeEntry();
            zis.closeEntry();
        }
    } finally {
        zis.close();
    }
    fis.close();
    jos.close();
}

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From source file:com.taobao.android.tpatch.utils.JarSplitUtils.java

/**
 * jarclass/*  www .  j a v  a 2 s . co m*/
 * @param inJar
 * @param removeClasses
 */
public static void removeFilesFromJar(File inJar, List<String> removeClasses) throws IOException {
    if (null == removeClasses || removeClasses.isEmpty()) {
        return;
    }
    File outJar = new File(inJar.getParentFile(), inJar.getName() + ".tmp");
    File outParentFolder = outJar.getParentFile();
    if (!outParentFolder.exists()) {
        outParentFolder.mkdirs();
    }
    FileOutputStream fos = new FileOutputStream(outJar);
    ZipOutputStream jos = new ZipOutputStream(fos);
    final byte[] buffer = new byte[8192];
    FileInputStream fis = new FileInputStream(inJar);
    ZipInputStream zis = new ZipInputStream(fis);

    try {
        // loop on the entries of the jar file package and put them in the final jar
        ZipEntry entry;
        while ((entry = zis.getNextEntry()) != null) {
            // do not take directories or anything inside a potential META-INF folder.
            if (entry.isDirectory() || !entry.getName().endsWith(".class")) {
                continue;
            }
            String name = entry.getName();
            String className = getClassName(name);
            if (removeClasses.contains(className)) {
                continue;
            }
            JarEntry newEntry;
            // Preserve the STORED method of the input entry.
            if (entry.getMethod() == JarEntry.STORED) {
                newEntry = new JarEntry(entry);
            } else {
                // Create a new entry so that the compressed len is recomputed.
                newEntry = new JarEntry(name);
            }
            // add the entry to the jar archive
            jos.putNextEntry(newEntry);

            // read the content of the entry from the input stream, and write it into the archive.
            int count;
            while ((count = zis.read(buffer)) != -1) {
                jos.write(buffer, 0, count);
            }
            // close the entries for this file
            jos.closeEntry();
            zis.closeEntry();
        }
    } finally {
        zis.close();
    }
    fis.close();
    jos.close();
    FileUtils.deleteQuietly(inJar);
    FileUtils.moveFile(outJar, inJar);
}

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From source file:com.jayway.maven.plugins.android.phase09package.ApkMojo.java

private void updateWithMetaInf(ZipOutputStream zos, File jarFile, Set<String> entries, boolean metaInfOnly)
        throws IOException {
    ZipFile zin = new ZipFile(jarFile);

    for (Enumeration<? extends ZipEntry> en = zin.entries(); en.hasMoreElements();) {
        ZipEntry ze = en.nextElement();

        if (ze.isDirectory()) {
            continue;
        }/* w  w  w  . j  a va2s .  c om*/

        String zn = ze.getName();

        if (metaInfOnly) {
            if (!zn.startsWith("META-INF/")) {
                continue;
            }

            if (this.extractDuplicates && !entries.add(zn)) {
                continue;
            }

            if (!this.apkMetaInf.isIncluded(zn)) {
                continue;
            }
        }
        final ZipEntry ne;
        if (ze.getMethod() == ZipEntry.STORED) {
            ne = new ZipEntry(ze);
        } else {
            ne = new ZipEntry(zn);
        }

        zos.putNextEntry(ne);

        InputStream is = zin.getInputStream(ze);

        copyStreamWithoutClosing(is, zos);

        is.close();
        zos.closeEntry();
    }

    zin.close();
}

---

From source file:com.simpligility.maven.plugins.android.phase09package.ApkMojo.java

private void updateWithMetaInf(ZipOutputStream zos, File jarFile, Set<String> entries, boolean metaInfOnly)
        throws IOException {
    ZipFile zin = new ZipFile(jarFile);

    for (Enumeration<? extends ZipEntry> en = zin.entries(); en.hasMoreElements();) {
        ZipEntry ze = en.nextElement();

        if (ze.isDirectory()) {
            continue;
        }//from www .j  av  a 2s  . c o m

        String zn = ze.getName();

        if (metaInfOnly) {
            if (!zn.startsWith("META-INF/")) {
                continue;
            }

            if (!this.apkMetaInf.isIncluded(zn)) {
                continue;
            }
        }

        boolean resourceTransformed = false;

        if (transformers != null) {
            for (ResourceTransformer transformer : transformers) {
                if (transformer.canTransformResource(zn)) {
                    getLog().info("Transforming " + zn + " using " + transformer.getClass().getName());
                    InputStream is = zin.getInputStream(ze);
                    transformer.processResource(zn, is, null);
                    is.close();
                    resourceTransformed = true;
                    break;
                }
            }
        }

        if (!resourceTransformed) {
            // Avoid duplicates that aren't accounted for by the resource transformers
            if (metaInfOnly && this.extractDuplicates && !entries.add(zn)) {
                continue;
            }

            InputStream is = zin.getInputStream(ze);

            final ZipEntry ne;
            if (ze.getMethod() == ZipEntry.STORED) {
                ne = new ZipEntry(ze);
            } else {
                ne = new ZipEntry(zn);
            }

            zos.putNextEntry(ne);

            copyStreamWithoutClosing(is, zos);

            is.close();
            zos.closeEntry();
        }
    }

    zin.close();
}

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From source file:com.taobao.android.builder.tools.sign.LocalSignedJarBuilder.java

/**
 * Copies the content of a Jar/Zip archive into the receiver archive.
 * <p/>An optional {@link IZipEntryFilter} allows to selectively choose which files
 * to copy over.//  w w  w .j  a  v a 2s .c  o  m
 *
 * @param input  the {@link InputStream} for the Jar/Zip to copy.
 * @param filter the filter or <code>null</code>
 * @throws IOException
 * @throws SignedJarBuilder.IZipEntryFilter.ZipAbortException if the {@link IZipEntryFilter} filter indicated that the write
 *                                                            must be aborted.
 */
public void writeZip(InputStream input, IZipEntryFilter filter)
        throws IOException, IZipEntryFilter.ZipAbortException {
    ZipInputStream zis = new ZipInputStream(input);

    try {
        // loop on the entries of the intermediary package and put them in the final package.
        ZipEntry entry;
        while ((entry = zis.getNextEntry()) != null) {
            String name = entry.getName();

            // do not take directories or anything inside a potential META-INF folder.
            if (entry.isDirectory()) {
                continue;
            }

            // ignore some of the content in META-INF/ but not all
            if (name.startsWith("META-INF/")) {
                // ignore the manifest file.
                String subName = name.substring(9);
                if ("MANIFEST.MF".equals(subName)) {
                    int count;
                    ByteArrayOutputStream out = new ByteArrayOutputStream();
                    while ((count = zis.read(buffer)) != -1) {
                        out.write(buffer, 0, count);
                    }
                    ByteArrayInputStream swapStream = new ByteArrayInputStream(out.toByteArray());
                    Manifest manifest = new Manifest(swapStream);
                    mManifest.getMainAttributes().putAll(manifest.getMainAttributes());
                    continue;
                }

                // special case for Maven meta-data because we really don't care about them in apks.
                if (name.startsWith("META-INF/maven/")) {
                    continue;
                }

                // check for subfolder
                int index = subName.indexOf('/');
                if (index == -1) {
                    // no sub folder, ignores signature files.
                    if (subName.endsWith(".SF") || name.endsWith(".RSA") || name.endsWith(".DSA")) {
                        continue;
                    }
                }
            }

            // if we have a filter, we check the entry against it
            if (filter != null && !filter.checkEntry(name)) {
                continue;
            }

            JarEntry newEntry;

            // Preserve the STORED method of the input entry.
            if (entry.getMethod() == JarEntry.STORED) {
                newEntry = new JarEntry(entry);
            } else {
                // Create a new entry so that the compressed len is recomputed.
                newEntry = new JarEntry(name);
            }

            writeEntry(zis, newEntry);

            zis.closeEntry();
        }
    } finally {
        zis.close();
    }
}

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From source file:org.apache.taverna.robundle.TestBundles.java

@Ignore("Broken in OpenJDK8 zipfs")
@Test/*from   ww w  . j  a  v  a 2  s . co  m*/
public void mimeTypePosition() throws Exception {
    Bundle bundle = Bundles.createBundle();
    String mimetype = "application/x-test";
    Bundles.setMimeType(bundle, mimetype);
    assertEquals(mimetype, Bundles.getMimeType(bundle));
    Path zip = Bundles.closeBundle(bundle);

    assertTrue(Files.exists(zip));
    try (ZipFile zipFile = new ZipFile(zip.toFile())) {
        // Must be first entry
        ZipEntry mimeEntry = zipFile.entries().nextElement();
        assertEquals("First zip entry is not 'mimetype'", "mimetype", mimeEntry.getName());
        assertEquals("mimetype should be uncompressed, but compressed size mismatch",
                mimeEntry.getCompressedSize(), mimeEntry.getSize());
        assertEquals("mimetype should have STORED method", ZipEntry.STORED, mimeEntry.getMethod());
        assertEquals("Wrong mimetype", mimetype, IOUtils.toString(zipFile.getInputStream(mimeEntry), "ASCII"));
    }

    // Check position 30++ according to
    // http://livedocs.adobe.com/navigator/9/Navigator_SDK9_HTMLHelp/wwhelp/wwhimpl/common/html/wwhelp.htm?context=Navigator_SDK9_HTMLHelp&file=Appx_Packaging.6.1.html#1522568
    byte[] expected = ("mimetype" + mimetype + "PK").getBytes("ASCII");
    FileInputStream in = new FileInputStream(zip.toFile());
    byte[] actual = new byte[expected.length];

    try {

        assertEquals(MIME_OFFSET, in.skip(MIME_OFFSET));
        assertEquals(expected.length, in.read(actual));
    } finally {
        in.close();
    }
    assertArrayEquals(expected, actual);
}

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