143 lines
3.7 KiB
Java
143 lines
3.7 KiB
Java
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/* ====================================================================
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==================================================================== */
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package org.apache.poi.hssf.record;
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import org.apache.poi.util.LittleEndian;
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/**
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* Title: Continue Record - Helper class used primarily for SST Records <P>
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* Description: handles overflow for prior record in the input
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* stream; content is tailored to that prior record<P>
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* @author Marc Johnson (mjohnson at apache dot org)
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* @author Andrew C. Oliver (acoliver at apache dot org)
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* @author Csaba Nagy (ncsaba at yahoo dot com)
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* @version 2.0-pre
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*/
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public class ContinueRecord
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extends Record
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{
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public final static short sid = 0x003C;
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private byte[] field_1_data;
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/**
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* default constructor
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*/
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public ContinueRecord()
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{
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}
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/**
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* Main constructor -- kinda dummy because we don't validate or fill fields
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*
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* @param in the RecordInputstream to read the record from
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*/
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public ContinueRecord(RecordInputStream in)
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{
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super(in);
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}
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/**
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* USE ONLY within "processContinue"
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*/
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public byte [] serialize()
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{
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byte[] retval = new byte[ field_1_data.length + 4 ];
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serialize(0, retval);
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return retval;
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}
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public int serialize(int offset, byte [] data)
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{
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LittleEndian.putShort(data, offset, sid);
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LittleEndian.putShort(data, offset + 2, ( short ) field_1_data.length);
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System.arraycopy(field_1_data, 0, data, offset + 4, field_1_data.length);
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return field_1_data.length + 4;
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// throw new RecordFormatException(
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// "You're not supposed to serialize Continue records like this directly");
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}
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/*
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* @param data raw data
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*/
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public void setData(byte [] data)
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{
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field_1_data = data;
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}
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/**
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* get the data for continuation
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* @return byte array containing all of the continued data
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*/
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public byte [] getData()
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{
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return field_1_data;
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}
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/**
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* Debugging toString
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*
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* @return string representation
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*/
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public String toString()
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{
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StringBuffer buffer = new StringBuffer();
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buffer.append("[CONTINUE RECORD]\n");
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buffer.append(" .id = ").append(Integer.toHexString(sid))
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.append("\n");
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buffer.append("[/CONTINUE RECORD]\n");
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return buffer.toString();
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}
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public short getSid()
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{
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return sid;
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}
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/**
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* Fill the fields. Only thing is, this record has no fields --
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*
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* @param in the RecordInputstream to read the record from
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*/
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protected void fillFields(RecordInputStream in)
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{
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field_1_data = in.readRemainder();
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}
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/**
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* Clone this record.
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*/
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public Object clone() {
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ContinueRecord clone = new ContinueRecord();
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clone.setData(field_1_data);
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return clone;
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}
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}
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