rowoutputinterface.java

hsqldb是100％java实现的数据库,是一个开放源代码的JAVA数据库 l 具有标准的SQL语法和JAVA接口 l HSQLDB可以自由使用和分发 l 非常简洁和快速的

/* Copyright (c) 2001-2005, The HSQL Development Group
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 * software without specific prior written permission.
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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package org.hsqldb.rowio;

import org.hsqldb.CachedRow;
import org.hsqldb.Table;
import org.hsqldb.lib.HashMappedList;
import org.hsqldb.lib.HsqlByteArrayOutputStream;

/**
 * Public interface for writing the data for a database row.
 *
 * @author sqlbob@users (RMP)
 * @author fredt@users
 * @version 1.7.2
 * @since 1.7.0
 */
public interface RowOutputInterface {

    void writeEnd();

    void writeSize(int size);

    void writeType(int type);

    void writeString(String value);

    void writeShortData(short i);

    void writeIntData(int i);

    void writeIntData(int i, int position);

    void writeLongData(long i);

    void writeRow(Object[] data, Table t);

    void writeData(Object[] data, Table t);

    void writeData(int l, int[] types, Object[] data, HashMappedList cols,
                   int[] primarykeys);

    // independent of the this object, calls only a static method
    int getSize(CachedRow row);

    // returns the underlying HsqlByteArrayOutputStream
    HsqlByteArrayOutputStream getOutputStream();

    // resets the byte[] buffer, ready for processing new row
    void reset();

    // returns the current size
    int size();
}