Package org.apache.commons.compress.utils

Examples of org.apache.commons.compress.utils.CRC32VerifyingInputStream

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        currentLocalFileHeader = readLocalFileHeader();
        if (currentLocalFileHeader != null) {
            currentInputStream = new BoundedInputStream(in, currentLocalFileHeader.compressedSize);
            if (currentLocalFileHeader.method == LocalFileHeader.Methods.STORED) {
                currentInputStream = new CRC32VerifyingInputStream(currentInputStream,
                        currentLocalFileHeader.originalSize, currentLocalFileHeader.originalCrc32);
            }
            return new ArjArchiveEntry(currentLocalFileHeader);
        } else {
            currentInputStream = null;
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    private StartHeader readStartHeader(final long startHeaderCrc) throws IOException {
        final StartHeader startHeader = new StartHeader();
        DataInputStream dataInputStream = null;
        try {
             dataInputStream = new DataInputStream(new CRC32VerifyingInputStream(
                    new BoundedRandomAccessFileInputStream(file, 20), 20, startHeaderCrc));
             startHeader.nextHeaderOffset = Long.reverseBytes(dataInputStream.readLong());
             startHeader.nextHeaderSize = Long.reverseBytes(dataInputStream.readLong());
             startHeader.nextHeaderCrc = 0xffffFFFFL & Integer.reverseBytes(dataInputStream.readInt());
             return startHeader;
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                throw new IOException("Multi input/output stream coders are not yet supported");
            }
            inputStreamStack = Coders.addDecoder(inputStreamStack, coder, password);
        }
        if (folder.hasCrc) {
            inputStreamStack = new CRC32VerifyingInputStream(inputStreamStack,
                    folder.getUnpackSize(), folder.crc);
        }
        final byte[] nextHeader = new byte[(int)folder.getUnpackSize()];
        final DataInputStream nextHeaderInputStream = new DataInputStream(inputStreamStack);
        try {
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            currentFolderInputStream = buildDecoderStack(folder, folderOffset, firstPackStreamIndex, file);
        }
        final InputStream fileStream = new BoundedInputStream(
                currentFolderInputStream, file.getSize());
        if (file.getHasCrc()) {
            currentEntryInputStream = new CRC32VerifyingInputStream(
                    fileStream, file.getSize(), file.getCrcValue());
        } else {
            currentEntryInputStream = fileStream;
        }
       
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            methods.addFirst(new SevenZMethodConfiguration(method,
                     Coders.findByMethod(method).getOptionsFromCoder(coder, inputStreamStack)));
        }
        entry.setContentMethods(methods);
        if (folder.hasCrc) {
            return new CRC32VerifyingInputStream(inputStreamStack,
                    folder.getUnpackSize(), folder.crc);
        } else {
            return inputStreamStack;
        }
    }
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    private StartHeader readStartHeader(final int startHeaderCrc) throws IOException {
        final StartHeader startHeader = new StartHeader();
        DataInputStream dataInputStream = null;
        try {
             dataInputStream = new DataInputStream(new CRC32VerifyingInputStream(
                    new BoundedRandomAccessFileInputStream(file, 20), 20, startHeaderCrc));
             startHeader.nextHeaderOffset = Long.reverseBytes(dataInputStream.readLong());
             startHeader.nextHeaderSize = Long.reverseBytes(dataInputStream.readLong());
             startHeader.nextHeaderCrc = Integer.reverseBytes(dataInputStream.readInt());
             return startHeader;
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                throw new IOException("Multi input/output stream coders are not yet supported");
            }
            inputStreamStack = Coders.addDecoder(inputStreamStack, coder, password);
        }
        if (folder.hasCrc) {
            inputStreamStack = new CRC32VerifyingInputStream(inputStreamStack,
                    folder.getUnpackSize(), folder.crc);
        }
        final byte[] nextHeader = new byte[(int)folder.getUnpackSize()];
        final DataInputStream nextHeaderInputStream = new DataInputStream(inputStreamStack);
        try {
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        }
        final SevenZArchiveEntry file = archive.files[currentEntryIndex];
        final InputStream fileStream = new BoundedInputStream(
                currentFolderInputStream, file.getSize());
        if (file.getHasCrc()) {
            currentEntryInputStream = new CRC32VerifyingInputStream(
                    fileStream, file.getSize(), file.getCrc());
        } else {
            currentEntryInputStream = fileStream;
        }
       
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                throw new IOException("Multi input/output stream coders are not yet supported");
            }
            inputStreamStack = Coders.addDecoder(inputStreamStack, coder, password);
        }
        if (folder.hasCrc) {
            return new CRC32VerifyingInputStream(inputStreamStack,
                    folder.getUnpackSize(), folder.crc);
        } else {
            return inputStreamStack;
        }
    }
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        currentLocalFileHeader = readLocalFileHeader();
        if (currentLocalFileHeader != null) {
            currentInputStream = new BoundedInputStream(in, currentLocalFileHeader.compressedSize);
            if (currentLocalFileHeader.method == LocalFileHeader.Methods.STORED) {
                currentInputStream = new CRC32VerifyingInputStream(currentInputStream,
                        currentLocalFileHeader.originalSize, currentLocalFileHeader.originalCrc32);
            }
            return new ArjArchiveEntry(currentLocalFileHeader);
        } else {
            currentInputStream = null;
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Related Classes of org.apache.commons.compress.utils.CRC32VerifyingInputStream

  • org.apache.commons.compress.archivers.arj.ArjArchiveInputStream
  • org.apache.commons.compress.archivers.sevenz.SevenZFile
  • java.util.zip.CRC32
  • java.io.IOException
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