Example usage for org.apache.commons.compress.changes ChangeSet ChangeSet

Introduction

In this page you can find the example usage for org.apache.commons.compress.changes ChangeSet ChangeSet.

Prototype

ChangeSet

Source Link

Usage

From source file:com.geewhiz.pacify.utils.ArchiveUtils.java

public static void replaceFilesInArchive(File archive, String archiveType, Map<String, File> filesToReplace) {
    ArchiveStreamFactory factory = new ArchiveStreamFactory();

    File manifest = null;/*from w w  w . j  av a 2  s. co m*/
    InputStream archiveStream = null;
    ArchiveInputStream ais = null;
    ArchiveOutputStream aos = null;
    List<FileInputStream> streamsToClose = new ArrayList<FileInputStream>();

    File tmpArchive = FileUtils.createEmptyFileWithSamePermissions(archive);

    try {
        aos = factory.createArchiveOutputStream(archiveType, new FileOutputStream(tmpArchive));
        ChangeSet changes = new ChangeSet();

        if (ArchiveStreamFactory.JAR.equalsIgnoreCase(archiveType)) {
            manifest = manifestWorkaround(archive, archiveType, aos, changes, streamsToClose);
        }

        for (String filePath : filesToReplace.keySet()) {
            File replaceWithFile = filesToReplace.get(filePath);

            ArchiveEntry archiveEntry = aos.createArchiveEntry(replaceWithFile, filePath);
            FileInputStream fis = new FileInputStream(replaceWithFile);
            streamsToClose.add(fis);
            changes.add(archiveEntry, fis, true);
        }

        archiveStream = new FileInputStream(archive);
        ais = factory.createArchiveInputStream(archiveType, archiveStream);

        ChangeSetPerformer performer = new ChangeSetPerformer(changes);
        performer.perform(ais, aos);

    } catch (IOException e) {
        throw new RuntimeException(e);
    } catch (ArchiveException e) {
        throw new RuntimeException(e);
    } finally {
        for (FileInputStream fis : streamsToClose) {
            IOUtils.closeQuietly(fis);
        }
        IOUtils.closeQuietly(aos);
        IOUtils.closeQuietly(ais);
        IOUtils.closeQuietly(archiveStream);
    }

    if (manifest != null) {
        manifest.delete();
    }

    if (!archive.delete()) {
        throw new RuntimeException("Couldn't delete file [" + archive.getPath() + "]... Aborting!");
    }
    if (!tmpArchive.renameTo(archive)) {
        throw new RuntimeException("Couldn't rename filtered file from [" + tmpArchive.getPath() + "] to ["
                + archive.getPath() + "]... Aborting!");
    }
}

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From source file:org.obm.sync.ObmSyncArchiveUtils.java

private static File[] replaceServiceJar(File[] asFile) {
    return FluentIterable.from(Arrays.asList(asFile)).transform(new Function<File, File>() {

        @Override/*from  ww  w. ja  v  a2  s  .  c o  m*/
        public File apply(File input) {
            if (input.getName().contains("services-module")) {
                ZipFile servicesZip = null;
                try {
                    File outputFile = File.createTempFile("services-module", ".jar");
                    servicesZip = new ZipFile(input);

                    ChangeSet changeSet = new ChangeSet();
                    changeSet.add(new JarArchiveEntry("META-INF/MANIFEST.MF"),
                            ClassLoader.getSystemClassLoader().getResourceAsStream("MANIFEST.MF"));
                    ChangeSetPerformer changeSetPerformer = new ChangeSetPerformer(changeSet);
                    JarArchiveOutputStream jarArchiveOutputStream = new JarArchiveOutputStream(
                            new FileOutputStream(outputFile));
                    changeSetPerformer.perform(servicesZip, jarArchiveOutputStream);
                    return outputFile;
                } catch (IOException e) {
                    Throwables.propagate(e);
                } finally {
                    try {
                        if (servicesZip != null) {
                            servicesZip.close();
                        }
                    } catch (IOException e) {
                        Throwables.propagate(e);
                    }
                }
            }
            return input;
        }
    }).toArray(File.class);
}

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