collectionmanagementserviceimpl.java

Java的面向对象数据库系统的源代码

// You can redistribute this software and/or modify it under the terms of
// the Ozone Library License version 1 published by ozone-db.org.
//
// The original code and portions created by SMB are
// Copyright (C) 1997-@year@ by SMB GmbH. All rights reserved.
//
package org.ozoneDB.xml.cli.services;

import org.xmldb.api.base.XMLDBException;
import org.xmldb.api.base.Collection;
import org.xmldb.api.base.ErrorCodes;

/**
 * @author Per Nyfelt
 */
public class CollectionManagementServiceImpl implements org.xmldb.api.modules.CollectionManagementService {

    private final String version = "0.1";
    private Collection collection = null;
    //private OzoneInterface db = null;

    /** Creates new CollectionManagementServiceImpl */
    public CollectionManagementServiceImpl() {
        //db = new Database();
    }

    /** Create a new child collection  */
    public Collection createCollection(String name) throws XMLDBException {
        try {
            // get the XMLCollection from the database
            // create a new XMLCollection
            // set the parent-child relationships
           throw new XMLDBException(ErrorCodes.VENDOR_ERROR,"Not yet implemented");
        }
        catch (Exception e) {
            throw new XMLDBException(ErrorCodes.VENDOR_ERROR, e.getMessage());
        }
    }

    /** Remove the named collection  */
    public void removeCollection(String name) throws XMLDBException {
        try {
            throw new XMLDBException(ErrorCodes.VENDOR_ERROR,"Not implemented yet");
            //db.deleteObject((XMLCollection)db.objectForName(name));
            //System.out.println("CollectionStorageHelper.deleteCollection() - deleted " + name);
        }
        catch (Exception e) {
            throw new XMLDBException(ErrorCodes.VENDOR_ERROR, e.getMessage());
        }
    }

    /**
     * Gets the Version attribute of the Service object
     *
     * @return The Version value
     * @exception XMLDBException with expected error codes.<br />
     * <code>ErrorCodes.VENDOR_ERROR</code> for any vendor
     * specific errors that occur.<br />
     */
    public String getVersion() throws XMLDBException {
        return version;
    }

    /**
     * Returns the name associated with the Configurable object.
     *
     * @return the name of the object.
     * @exception XMLDBException with expected error codes.<br />
     * <code>ErrorCodes.VENDOR_ERROR</code> for any vendor
     * specific errors that occur.<br />
     */
    public String getName() throws XMLDBException {
        // return "CollectionManagementService"
        return super.getClass().getName();
    }

    /**
     * Sets the property <code>name</code> to have the value provided in
     * <code>value</code>.
     *
     * @param name the name of the property to set.
     * @param value the value to set for the property.
     * @exception XMLDBException with expected error codes.<br />
     * <code>ErrorCodes.VENDOR_ERROR</code> for any vendor
     * specific errors that occur.<br />
     */
    public void setProperty(String name, String value) throws XMLDBException {
        // do nothing
    }

    /**
     * Sets the Collection attribute of the Service object
     *
     * @param col The new Collection value
     * @exception XMLDBException with expected error codes.<br />
     * <code>ErrorCodes.VENDOR_ERROR</code> for any vendor
     * specific errors that occur.<br />
     */
    public void setCollection(Collection col) throws XMLDBException {
        this.collection = col;
    }

    /**
     * Returns the value of the property identified by <code>name</code>.
     *
     * @param name the name of the property to retrieve.
     * @return the property value or null if no property exists.
     * @exception XMLDBException with expected error codes.<br />
     * <code>ErrorCodes.VENDOR_ERROR</code> for any vendor
     * specific errors that occur.<br />
     */
    public String getProperty(String name) throws XMLDBException {
        return null;
    }
}