Examples with FileSystemResource org.apache.jackrabbit.core.fs.FileSystemResource used on opensource projects

Example 16 with FileSystemResource

use of org.apache.jackrabbit.core.fs.FileSystemResource in project jackrabbit by apache.

the class Serializer method deserialize.

/**
     * Deserializes a <code>PropertyState</code> object from the given binary
     * <code>stream</code>. Binary values are retrieved from the specified
     * <code>BLOBStore</code>.
     *
     * @param state     <code>state</code> to deserialize
     * @param stream    the stream where the <code>state</code> should be
     *                  deserialized from
     * @param blobStore handler for BLOB data
     * @throws Exception if an error occurs during the deserialization
     * @see #serialize(PropertyState, OutputStream, BLOBStore)
     */
public static void deserialize(PropertyState state, InputStream stream, BLOBStore blobStore) throws Exception {
    DataInputStream in = new DataInputStream(stream);
    // type
    int type = in.readInt();
    state.setType(type);
    // multiValued
    boolean multiValued = in.readBoolean();
    state.setMultiValued(multiValued);
    // definitionId
    in.readUTF();
    // modCount
    short modCount = in.readShort();
    state.setModCount(modCount);
    // values
    // count
    int count = in.readInt();
    InternalValue[] values = new InternalValue[count];
    for (int i = 0; i < count; i++) {
        InternalValue val;
        if (type == PropertyType.BINARY) {
            // value (i.e. blobId)
            String s = in.readUTF();
            // in the BLOB store
            if (blobStore instanceof ResourceBasedBLOBStore) {
                // optimization: if the BLOB store is resource-based
                // retrieve the resource directly rather than having
                // to read the BLOB from an input stream
                FileSystemResource fsRes = ((ResourceBasedBLOBStore) blobStore).getResource(s);
                val = InternalValue.create(fsRes);
            } else {
                InputStream is = blobStore.get(s);
                try {
                    val = InternalValue.create(is);
                } finally {
                    try {
                        is.close();
                    } catch (IOException e) {
                    // ignore
                    }
                }
            }
        } else {
            /**
                 * because writeUTF(String) has a size limit of 65k,
                 * Strings are serialized as <length><byte[]>
                 */
            //s = in.readUTF();   // value
            // lenght of byte[]
            int len = in.readInt();
            byte[] bytes = new byte[len];
            // byte[]
            in.readFully(bytes);
            String s = new String(bytes, ENCODING);
            val = InternalValue.valueOf(s, type);
        }
        values[i] = val;
    }
    state.setValues(values);
}

Example 17 with FileSystemResource

use of org.apache.jackrabbit.core.fs.FileSystemResource in project jackrabbit by apache.

the class XMLPersistenceManager method exists.

/**
     * {@inheritDoc}
     */
public synchronized boolean exists(PropertyId id) throws ItemStateException {
    if (!initialized) {
        throw new IllegalStateException("not initialized");
    }
    try {
        String propFilePath = buildPropFilePath(id);
        FileSystemResource propFile = new FileSystemResource(itemStateFS, propFilePath);
        return propFile.exists();
    } catch (FileSystemException fse) {
        String msg = "failed to check existence of item state: " + id;
        log.error(msg, fse);
        throw new ItemStateException(msg, fse);
    }
}

Example 18 with FileSystemResource

use of org.apache.jackrabbit.core.fs.FileSystemResource in project jackrabbit by apache.

the class ObjectPersistenceManager method exists.

/**
     * {@inheritDoc}
     */
public synchronized boolean exists(NodeId id) throws ItemStateException {
    if (!initialized) {
        throw new IllegalStateException("not initialized");
    }
    try {
        String nodeFilePath = buildNodeFilePath(id);
        FileSystemResource nodeFile = new FileSystemResource(itemStateFS, nodeFilePath);
        return nodeFile.exists();
    } catch (FileSystemException fse) {
        String msg = "failed to check existence of item state: " + id;
        log.error(msg, fse);
        throw new ItemStateException(msg, fse);
    }
}

Example 19 with FileSystemResource

use of org.apache.jackrabbit.core.fs.FileSystemResource in project jackrabbit by apache.

the class FileSystemBLOBStore method remove.

/**
     * {@inheritDoc}
     */
public boolean remove(String blobId) throws Exception {
    // the blobId is an absolute file system path
    FileSystemResource res = new FileSystemResource(fs, blobId);
    if (!res.exists()) {
        return false;
    }
    // delete resource and prune empty parent folders
    res.delete(true);
    return true;
}

Example 20 with FileSystemResource

use of org.apache.jackrabbit.core.fs.FileSystemResource in project jackrabbit by apache.

the class FileSystemBLOBStore method put.

/**
     * {@inheritDoc}
     */
public void put(String blobId, InputStream in, long size) throws Exception {
    // the blobId is an absolute file system path
    FileSystemResource internalBlobFile = new FileSystemResource(fs, blobId);
    internalBlobFile.makeParentDirs();
    OutputStream out = internalBlobFile.getOutputStream();
    try {
        IOUtils.copy(in, out);
    } finally {
        out.close();
    }
}