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 /*
  * Firebird Open Source J2ee connector - jdbc driver
  *
  * Distributable under LGPL license.
  * You may obtain a copy of the License at http://www.gnu.org/copyleft/lgpl.html
  *
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * LGPL License for more details.
 *
 * This file was created by members of the firebird development team.
 * All individual contributions remain the Copyright (C) of those
 * individuals.  Contributors to this file are either listed here or
 * can be obtained from a CVS history command.
 *
 * All rights reserved.
 */
package org.firebirdsql.gds.impl.wire;
Improved version of the XdrInputStream that can read some data directly in isc_db_handle_impl object, this reduces garbage produced by the similar method in superclass.
public class WireXdrInputStream extends XdrInputStream {
    public WireXdrInputStream() {
        super();
    }
    
    public WireXdrInputStream(InputStream in) {
        super(in);
    }
    public int readBuffer(isc_db_handle_impl dbHandlethrows IOException {
        int len = readInt();
        
        byte[] buffer = dbHandle.getResp_data();
        if (len > buffer.length) {
            buffer = new byte[len];
            dbHandle.setResp_data(buffer);
        }
        
        readFully(buffer,0,len);
        readFully(,0,(4 - len) & 3);
        dbHandle.setResp_data_len(len);
        
        return len;
    }
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