MBeanInstantiator.java 文件源码

/**
 * De-serializes a byte array in the context of a classloader.
 *
 * @param loader the classloader to use for de-serialization
 * @param data The byte array to be de-sererialized.
 *
 * @return  The de-serialized object stream.
 *
 * @exception OperationsException Any of the usual Input/Output related
 * exceptions.
 */
public ObjectInputStream deserialize(ClassLoader loader, byte[] data)
    throws OperationsException {

    // Check parameter validity
    if (data == null) {
        throw new  RuntimeOperationsException(new
            IllegalArgumentException(), "Null data passed in parameter");
    }
    if (data.length == 0) {
        throw new  RuntimeOperationsException(new
            IllegalArgumentException(), "Empty data passed in parameter");
    }

    // Object deserialization
    ByteArrayInputStream bIn;
    ObjectInputStream    objIn;

    bIn   = new ByteArrayInputStream(data);
    try {
        objIn = new ObjectInputStreamWithLoader(bIn,loader);
    } catch (IOException e) {
        throw new OperationsException(
                 "An IOException occurred trying to de-serialize the data");
    }

    return objIn;
}