Example usage for org.apache.commons.compress.archivers.zip ZipFile getEntry

Introduction

In this page you can find the example usage for org.apache.commons.compress.archivers.zip ZipFile getEntry.

Prototype

public ZipArchiveEntry getEntry(String name)

Source Link

Document

Returns a named entry - or null if no entry by that name exists.

Usage

From source file:org.springframework.ide.eclipse.boot.wizard.content.ZipFileCodeSet.java

@Override
public <T> T readFileEntry(String path, Processor<T> processor) throws Exception {
    ZipFile zip = new ZipFile(zipDownload.getFile());
    try {/*  ww w.j  av  a 2  s .  co m*/
        String entryName = root.append(path).toString();
        ZipArchiveEntry entry = zip.getEntry(entryName);
        return processor.doit(entry == null ? null : csEntry(zip, entry));
    } finally {
        try {
            zip.close();
        } catch (IOException e) {
        }
    }
}

From source file:org.xwiki.wiki.workspacesmigrator.internal.DefaultDocumentRestorerFromAttachedXAR.java

@Override
public void restoreDocumentFromAttachedXAR(DocumentReference docReference, String attachmentName,
        List<DocumentReference> documentsToRestore) throws XWikiException {
    XWikiContext xcontext = xcontextProvider.get();
    XWiki xwiki = xcontext.getWiki();//from  w  w  w  . j av  a  2  s . co  m
    File tempZipFile = null;
    try {
        tempZipFile = getTemporaryZipFile(docReference, attachmentName);
        if (tempZipFile == null) {
            return;
        }
        ZipFile zipFile = new ZipFile(tempZipFile);
        // We look for each document to restore if there is a corresponding zipEntry.
        Iterator<DocumentReference> itDocumentsToRestore = documentsToRestore.iterator();
        while (itDocumentsToRestore.hasNext()) {
            DocumentReference docRef = itDocumentsToRestore.next();

            // Compute what should be the filename of the document to restore
            String fileNameToRestore = String.format("%s/%s.xml", docRef.getLastSpaceReference().getName(),
                    docRef.getName());

            // Get the corresponding zip Entry
            ZipArchiveEntry zipEntry = zipFile.getEntry(fileNameToRestore);
            if (zipEntry != null) {
                // Restore the document
                XWikiDocument docToRestore = xwiki.getDocument(docRef, xcontext);
                docToRestore.fromXML(zipFile.getInputStream(zipEntry));
                xwiki.saveDocument(docToRestore, xcontext);
                // We have restored this document
                itDocumentsToRestore.remove();
            }
        }
        zipFile.close();
    } catch (IOException e) {
        logger.error("Error during the decompression of [{}].", attachmentName, e);
    } finally {
        // Delete the temporary zip file
        if (tempZipFile != null) {
            tempZipFile.delete();
        }
    }
}