Example usage for org.apache.commons.compress.parallel InputStreamSupplier InputStreamSupplier

Introduction

In this page you can find the example usage for org.apache.commons.compress.parallel InputStreamSupplier InputStreamSupplier.

Prototype

InputStreamSupplier

Source Link

Usage

From source file:org.codehaus.plexus.archiver.zip.AbstractZipArchiver.java

/**
 * Method that gets called when adding from java.io.File instances.
 * <p/>//from   www . j  a v  a  2 s .co  m
 * <p>This implementation delegates to the six-arg version.</p>
 *  @param entry the file to add to the archive
 * @param zOut  the stream to write to
* @param vPath the name this entry shall have in the archive
*/
@SuppressWarnings({ "JavaDoc" })
protected void zipFile(final ArchiveEntry entry, ConcurrentJarCreator zOut, String vPath)
        throws IOException, ArchiverException {
    final PlexusIoResource resource = entry.getResource();
    if (ResourceUtils.isSame(resource, getDestFile())) {
        throw new ArchiverException("A zip file cannot include itself");
    }

    final boolean b = entry.getResource() instanceof SymlinkDestinationSupplier;
    String symlinkTarget = b ? ((SymlinkDestinationSupplier) entry.getResource()).getSymlinkDestination()
            : null;
    InputStreamSupplier in = new InputStreamSupplier() {
        @Override
        public InputStream get() {
            try {
                return entry.getInputStream();
            } catch (IOException e) {
                throw new RuntimeException(e);
            }
        }
    };
    try {
        zipFile(in, zOut, vPath, resource.getLastModified(), null, entry.getMode(), symlinkTarget);
    } catch (IOException e) {
        throw new ArchiverException("IOException when zipping r" + entry.getName() + ": " + e.getMessage(), e);
    }
}

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From source file:org.codehaus.plexus.archiver.zip.AbstractZipArchiver.java

private InputStreamSupplier wrappedRecompressor(final ZipArchiveEntry ze, final InputStreamSupplier other) {

    return new InputStreamSupplier() {
        public InputStream get() {
            InputStream is = other.get();
            byte[] header = new byte[4];
            try {
                int read = is.read(header);
                boolean compressThis = doCompress;
                if (!recompressAddedZips && isZipHeader(header)) {
                    compressThis = false;
                }//w  w  w .  ja  va 2 s. co  m

                ze.setMethod(compressThis ? ZipArchiveEntry.DEFLATED : ZipArchiveEntry.STORED);

                return maybeSequence(header, read, is);
            } catch (IOException e) {
                throw new RuntimeException(e);
            }

        }
    };
}

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From source file:org.codehaus.plexus.archiver.zip.AbstractZipArchiver.java

protected InputStreamSupplier createInputStreamSupplier(final InputStream inputStream) {
    return new InputStreamSupplier() {
        public InputStream get() {
            return inputStream;
        }/*from   ww  w .  ja  v a  2s . c  om*/
    };
}

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From source file:org.codehaus.plexus.archiver.zip.ConcurrentJarCreator.java

private InputStreamSupplier createInputStreamSupplier(final InputStream payload) {
    return new InputStreamSupplier() {
        public InputStream get() {
            return payload;
        }//from   w  w w . ja v  a  2  s  .c om
    };
}

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From source file:org.sead.nds.repository.BagGenerator.java

private void createDir(final String name) throws IOException, ExecutionException, InterruptedException {

    ZipArchiveEntry archiveEntry = new ZipArchiveEntry(name);
    archiveEntry.setMethod(ZipEntry.DEFLATED);
    InputStreamSupplier supp = new InputStreamSupplier() {
        public InputStream get() {
            return new ByteArrayInputStream(("").getBytes());
        }//from ww w  . j a va  2  s .c  o  m
    };

    addEntry(archiveEntry, supp);
}

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From source file:org.sead.nds.repository.BagGenerator.java

private void createFileFromString(final String name, final String content)
        throws IOException, ExecutionException, InterruptedException {

    ZipArchiveEntry archiveEntry = new ZipArchiveEntry(name);
    archiveEntry.setMethod(ZipEntry.DEFLATED);
    InputStreamSupplier supp = new InputStreamSupplier() {
        public InputStream get() {
            try {
                return new ByteArrayInputStream(content.getBytes("UTF-8"));
            } catch (UnsupportedEncodingException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();/*  ww w.  j  a va 2  s. c om*/
            }
            return null;
        }
    };

    addEntry(archiveEntry, supp);
}

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From source file:org.sead.nds.repository.C3PRPubRequestFacade.java

InputStreamSupplier getInputStreamSupplier(final String uri) {

    return new InputStreamSupplier() {
        public InputStream get() {
            int tries = 0;
            while (tries < 5) {
                try {
                    HttpGet getMap = createNewGetRequest(new URI(uri), null);
                    log.trace("Retrieving " + tries + ": " + uri);
                    CloseableHttpResponse response;
                    response = client.execute(getMap, getLocalContext());
                    if (response.getStatusLine().getStatusCode() == 200) {
                        log.trace("Retrieved: " + uri);
                        return response.getEntity().getContent();
                    }//from w w  w.  j  a v  a2s. c  o  m
                    log.debug("Status: " + response.getStatusLine().getStatusCode());
                    tries++;

                } catch (ClientProtocolException e) {
                    tries += 5;
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                } catch (IOException e) {
                    // Retry if this is a potentially temporary error such
                    // as a timeout
                    tries++;
                    log.warn("Attempt# " + tries + " : Unable to retrieve file: " + uri, e);
                    if (tries == 5) {
                        log.error("Final attempt failed for " + uri);
                    }
                    e.printStackTrace();
                } catch (URISyntaxException e) {
                    tries += 5;
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
            }
            log.error("Could not read: " + uri);
            return null;
        }
    };
}

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