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Created these so I could add HDF specific functionality to the RecordGenerator 

git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/trunk@352444 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Said Ryan Ackley 2002-04-18 12:03:58 +00:00
parent 820b7e1b0b
commit 793c0e64c5
2 changed files with 266 additions and 0 deletions
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95
src/scratchpad/src/org/apache/poi/hdf/generator/HDFFieldIterator.java Normal file
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/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2002 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. 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.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Apache" and "Apache Software Foundation" and
* "Apache POI" must not be used to endorse or promote products
* derived from this software without prior written permission. For
* written permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache",
* "Apache POI", nor may "Apache" appear in their name, without
* prior written permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
package org.apache.poi.hdf.generator;
import org.apache.poi.generator.FieldIterator;
/**
* This class overrides FieldIterator to handle HDF specific types
*/
public class HDFFieldIterator extends FieldIterator
{
public HDFFieldIterator()
{
}
public String fillDecoder(String size, String type)
{
String result = "";
if (type.equals("short[]"))
result = "LittleEndian.getSimpleShortArray(data, 0x" + Integer.toHexString(offset) + " + offset, size)";
else if (type.equals("byte[]"))
result = "LittleEndian.getByteArray(data, 0x" + Integer.toHexString(offset) + " + offset, size)";
if (size.equals("2"))
result = "LittleEndian.getShort(data, 0x" + Integer.toHexString(offset) + " + offset)";
else if (size.equals("4"))
result = "LittleEndian.getInt(data, 0x" + Integer.toHexString(offset) + " + offset)";
else if (size.equals("1"))
result = "data[ 0x" + Integer.toHexString(offset) + " + offset ]";
else if (type.equals("double"))
result = "LittleEndian.getDouble(data, 0x" + Integer.toHexString(offset) + " + offset)";
try
{
offset += Integer.parseInt(size);
}
catch (NumberFormatException ignore)
{
}
return result;
}
}

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src/scratchpad/src/org/apache/poi/hdf/generator/HDFRecordUtil.java Normal file
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/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2002 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. 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.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Apache" and "Apache Software Foundation" and
* "Apache POI" must not be used to endorse or promote products
* derived from this software without prior written permission. For
* written permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache",
* "Apache POI", nor may "Apache" appear in their name, without
* prior written permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
package org.apache.poi.hdf.generator;
import org.apache.poi.generator.RecordUtil;
/**
* This class overrides RecordUtil to handle HDF specific types
*/
public class HDFRecordUtil extends RecordUtil
{
public HDFRecordUtil()
{
}
public static String getType(String size, String type, int padTo)
{
return type;
}
public static String getType1stCap(String size, String type, int padTo)
{
StringBuffer result = new StringBuffer();
result.append(type);
result = pad(result, padTo);
result.setCharAt(0, Character.toUpperCase(result.charAt(0)));
return result.toString();
}
public static String getBitFieldFunction(String name, String bitMask, String parentType, String withType)
{
String type = getBitFieldType(name, bitMask, parentType);
String retVal = new String();
if(withType.equals("true"))
{
retVal = type + " ";
}
if(type.equals("boolean"))
{
retVal += "is" + getFieldName1stCap(name, 0);
}
else
{
retVal +="get" + getFieldName1stCap(name, 0);
}
return retVal;
}
public static String getBitFieldGet(String name, String bitMask, String parentType, String parentField)
{
String type = getBitFieldType(name, bitMask, parentType);
String retVal = null;
if(type.equals("boolean"))
retVal = name + ".isSet(" + parentField + ");";
else
retVal = "( " + type + " )" + name + ".getValue(" + parentField + ");";
return retVal;
}
public static String getBitFieldSet(String name, String bitMask, String parentType, String parentField)
{
String type = getBitFieldType(name, bitMask, parentType);
String retVal = null;
if(type.equals("boolean"))
retVal = "(" + parentType + ")" + getFieldName(name, 0) + ".setBoolean(" + parentField + ", value)";
else
retVal = "(" + parentType + ")" + getFieldName(name, 0) + ".setValue(" + parentField + ", value)";
return retVal;
}
public static String getBitFieldType(String name, String bitMask, String parentType)
{
byte parentSize = 0;
byte numBits = 0;
int mask = (int)Long.parseLong(bitMask.substring(2), 16);
if (parentType.equals("byte"))
parentSize = 8;
else if (parentType.equals("short"))
parentSize = 16;
else if (parentType.equals("int"))
parentSize = 32;
for (int x = 0; x < parentSize; x++)
{
int temp = mask;
numBits += (temp >> x) & 0x1;
}
if(numBits == 1)
{
return "boolean";
}
else if (numBits < 8)
{
return "byte";
}
else if (numBits < 16)
{
return "short";
}
else
{
return "int";
}
}
}