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 *
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 *
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 * contributors may be used to endorse or promote products derived from this
 * software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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package org.hsqldb.types;

import java.io.Reader;

import org.hsqldb.SessionInterface;

/**
 * Interface for Character Large Object implementations.<p>
 *
 * @author Fred Toussi (fredt@users dot sourceforge.net)
 * @version 1.9.0
 * @since 1.9.0
 */
public interface ClobData extends LobData {

    char[] getChars(SessionInterface session, final long position, int length);

    long length(SessionInterface session);

    String getSubString(
            SessionInterface session,
            final long pos,
            final int length);

    ClobData getClob(
            SessionInterface session,
            final long pos,
            final long length);

    ClobData duplicate(SessionInterface session);

    void truncate(SessionInterface session, long len);

    Reader getCharacterStream(SessionInterface session);

    void setString(SessionInterface session, long pos, String str);

    void setClob(
            SessionInterface session,
            long pos,
            ClobData clob,
            long offset,
            long len);

    void setChars(
            SessionInterface session,
            long pos,
            char[] chars,
            int offset,
            int len);

    void setCharacterStream(SessionInterface session, long pos, Reader in);

    long position(SessionInterface session, String searchstr, long start);

    long position(SessionInterface session, ClobData searchstr, long start);

    long nonSpaceLength(SessionInterface session);

    Reader getCharacterStream(SessionInterface session, long pos, long length);

    long getId();

    void setId(long id);
}
