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Fixed the double spacing found in this file.

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git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/trunk@352860 13f79535-47bb-0310-9956-ffa450edef68
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Glen Stampoultzis 2002-09-29 23:50:35 +00:00
parent 65db2f30a7
commit e8d9d99d45
1 changed files with 251 additions and 228 deletions
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479
src/contrib/src/org/apache/poi/hssf/usermodel/contrib/HSSFCellUtil.java
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@ -1,72 +1,69 @@
/*
* ====================================================================
* The Apache Software License, Version 1.1
/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2002 The Apache Software Foundation. All rights
* reserved.
* 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:
* 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.
* 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.
* 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.
* 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.
* 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.
* 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 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/>.
* 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.hssf.usermodel.contrib;
import java.util.*;
import org.apache.poi.hssf.usermodel.HSSFCellStyle;
import org.apache.poi.hssf.usermodel.HSSFFont;
import org.apache.poi.hssf.usermodel.HSSFCell;
import org.apache.poi.hssf.usermodel.HSSFRow;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.commons.beanutils.PropertyUtils;
import org.apache.commons.lang.exception.NestableException;
import org.apache.commons.lang.StringUtils;
import org.apache.commons.lang.exception.NestableException;
import org.apache.poi.hssf.usermodel.*;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
/**
* Various utility functions that make working with a cells and rows easier. The various
* methods that deal with style's allow you to create your HSSFCellStyles as you need them.
@ -76,193 +73,219 @@ import org.apache.commons.lang.StringUtils;
* can be supported.
*
*@author Eric Pugh epugh@upstate.com
*@created July 29, 2002
*/
public class HSSFCellUtil {
private static HashMap unicodeMappings = new HashMap();
public class HSSFCellUtil
{
private static HashMap unicodeMappings = new HashMap();
/**
* Get a row from the spreadsheet, and create it if it doesn't exist.
*
*@param rowCounter The 0 based row number
*@param sheet The sheet that the row is part of.
*@return The row indicated by the rowCounter
*/
public static HSSFRow getRow( int rowCounter, HSSFSheet sheet ) {
HSSFRow row = sheet.getRow( (short) rowCounter );
if ( row == null ) {
row = sheet.createRow( (short) rowCounter );
}
return row;
}
/**
* Get a specific cell from a row. If the cell doesn't exist, then create it.
*
*@param row The row that the cell is part of
*@param column The column index that the cell is in.
*@return The cell indicated by the column.
*/
public static HSSFCell getCell( HSSFRow row, int column ) {
HSSFCell cell = row.getCell( (short) column );
if ( cell == null ) {
cell = row.createCell( (short) column );
}
return cell;
}
/**
* Creates a cell, gives it a value, and applies a style if provided
*
*@param row the row to create the cell in
*@param column the column index to create the cell in
*@param value The value of the cell
*@param style If the style is not null, then set
*@return A new HSSFCell
*/
public static HSSFCell createCell( HSSFRow row, int column, String value, HSSFCellStyle style ) {
HSSFCell cell = getCell( row, column );
cell.setCellValue( value );
if ( style != null ) {
cell.setCellStyle( style );
}
return cell;
}
/**
* Create a cell, and give it a value.
*
*@param row the row to create the cell in
*@param column the column index to create the cell in
*@param value The value of the cell
*@return A new HSSFCell.
*/
public static HSSFCell createCell( HSSFRow row, int column, String value ) {
return createCell( row, column, value, null );
}
/**
* Take a cell, and align it.
*
*@param cell the cell to set the alignment for
*@param workbook The workbook that is being worked with.
*@param align the column alignment to use.
*@return The HSSFCell aligned.
*@exception NestableException Thrown if an error happens.
*/
public static void setAlignment(HSSFCell cell, HSSFWorkbook workbook, short align) throws NestableException {
setCellStyleProperty(cell, workbook, "alignment", new Short(align) );
}
/**
* Take a cell, and apply a font to it
*
*@param cell the cell to set the alignment for
*@param workbook The workbook that is being worked with.
*@param font The HSSFFont that you want to set...
*@return The HSSFCell with the font
*@exception NestableException Thrown if an error happens.
*/
public static void setFont(HSSFCell cell, HSSFWorkbook workbook, HSSFFont font) throws NestableException {
setCellStyleProperty(cell, workbook, "font", font );
}
/**
* This method attempt to find an already existing HSSFCellStyle that matches
* what you want the style to be. If it does not find the style, then it
* creates a new one. If it does create a new one, then it applyies the
* propertyName and propertyValue to the style. This is nessasary because
* Excel has an upper limit on the number of Styles that it supports.
*
*@param workbook The workbook that is being worked with.
*@param propertyName The name of the property that is to be
* changed.
*@param propertyValue The value of the property that is to be
* changed.
*@param cell The cell that needs it's style changes
*@exception NestableException Thrown if an error happens.
*/
public static void setCellStyleProperty( HSSFCell cell, HSSFWorkbook workbook, String propertyName, Object propertyValue )
throws NestableException {
try {
HSSFCellStyle originalStyle = cell.getCellStyle();
HSSFCellStyle newStyle = null;
Map values = PropertyUtils.describe( originalStyle );
values.put( propertyName, propertyValue );
values.remove( "index" );
// index seems like what index the cellstyle is in the list of styles for a workbook.
// not good to compare on!
short numberCellStyles = workbook.getNumCellStyles();
for ( short i = 0; i < numberCellStyles; i++ ) {
HSSFCellStyle wbStyle = workbook.getCellStyleAt( i );
Map wbStyleMap = PropertyUtils.describe( wbStyle );
wbStyleMap.remove( "index" );
if ( wbStyleMap.equals( values ) ) {
newStyle = wbStyle;
break;
/**
* Get a row from the spreadsheet, and create it if it doesn't exist.
*
*@param rowCounter The 0 based row number
*@param sheet The sheet that the row is part of.
*@return The row indicated by the rowCounter
*/
public static HSSFRow getRow( int rowCounter, HSSFSheet sheet )
{
HSSFRow row = sheet.getRow( (short) rowCounter );
if ( row == null )
{
row = sheet.createRow( (short) rowCounter );
}
}
if ( newStyle == null ) {
newStyle = workbook.createCellStyle();
newStyle.setFont( workbook.getFontAt( originalStyle.getFontIndex() ) );
PropertyUtils.copyProperties( newStyle, originalStyle );
PropertyUtils.setProperty( newStyle, propertyName, propertyValue );
}
cell.setCellStyle( newStyle );
}
catch ( Exception e ) {
e.printStackTrace();
throw new NestableException( "Couldn't setCellStyleProperty.", e );
}
}
/**
* Looks for text in the cell that should be unicode, like &alpha; and provides the
* unicode version of it.
*
*@param cell The cell to check for unicode values
*@return transalted to unicode
*/
public static HSSFCell translateUnicodeValues( HSSFCell cell ) {
String s = cell.getStringCellValue();
boolean foundUnicode = false;
for ( Iterator i = unicodeMappings.entrySet().iterator(); i.hasNext(); ) {
Map.Entry entry = (Map.Entry) i.next();
String key = (String) entry.getKey();
if ( s.toLowerCase().indexOf( key ) != -1 ) {
s = StringUtils.replace( s, key, "" + entry.getValue().toString() + "" );
foundUnicode = true;
}
return row;
}
if ( foundUnicode ) {
cell.setEncoding( HSSFCell.ENCODING_UTF_16 );
cell.setCellValue( s );
/**
* Get a specific cell from a row. If the cell doesn't exist, then create it.
*
*@param row The row that the cell is part of
*@param column The column index that the cell is in.
*@return The cell indicated by the column.
*/
public static HSSFCell getCell( HSSFRow row, int column )
{
HSSFCell cell = row.getCell( (short) column );
if ( cell == null )
{
cell = row.createCell( (short) column );
}
return cell;
}
return cell;
}
static {
unicodeMappings.put( "&alpha;", "\u03B1" );
unicodeMappings.put( "&gamma;", "\u03B3" );
unicodeMappings.put( "&theta;", "\u03B8" );
/**
* Creates a cell, gives it a value, and applies a style if provided
*
* @param row the row to create the cell in
* @param column the column index to create the cell in
* @param value The value of the cell
* @param style If the style is not null, then set
* @return A new HSSFCell
*/
}
public static HSSFCell createCell( HSSFRow row, int column, String value, HSSFCellStyle style )
{
HSSFCell cell = getCell( row, column );
cell.setCellValue( value );
if ( style != null )
{
cell.setCellStyle( style );
}
return cell;
}
/**
* Create a cell, and give it a value.
*
*@param row the row to create the cell in
*@param column the column index to create the cell in
*@param value The value of the cell
*@return A new HSSFCell.
*/
public static HSSFCell createCell( HSSFRow row, int column, String value )
{
return createCell( row, column, value, null );
}
/**
* Take a cell, and align it.
*
*@param cell the cell to set the alignment for
*@param workbook The workbook that is being worked with.
*@param align the column alignment to use.
*@exception NestableException Thrown if an error happens.
*/
public static void setAlignment( HSSFCell cell, HSSFWorkbook workbook, short align ) throws NestableException
{
setCellStyleProperty( cell, workbook, "alignment", new Short( align ) );
}
/**
* Take a cell, and apply a font to it
*
*@param cell the cell to set the alignment for
*@param workbook The workbook that is being worked with.
*@param font The HSSFFont that you want to set...
*@exception NestableException Thrown if an error happens.
*/
public static void setFont( HSSFCell cell, HSSFWorkbook workbook, HSSFFont font ) throws NestableException
{
setCellStyleProperty( cell, workbook, "font", font );
}
/**
* This method attempt to find an already existing HSSFCellStyle that matches
* what you want the style to be. If it does not find the style, then it
* creates a new one. If it does create a new one, then it applyies the
* propertyName and propertyValue to the style. This is nessasary because
* Excel has an upper limit on the number of Styles that it supports.
*
*@param workbook The workbook that is being worked with.
*@param propertyName The name of the property that is to be
* changed.
*@param propertyValue The value of the property that is to be
* changed.
*@param cell The cell that needs it's style changes
*@exception NestableException Thrown if an error happens.
*/
public static void setCellStyleProperty( HSSFCell cell, HSSFWorkbook workbook, String propertyName, Object propertyValue )
throws NestableException
{
try
{
HSSFCellStyle originalStyle = cell.getCellStyle();
HSSFCellStyle newStyle = null;
Map values = PropertyUtils.describe( originalStyle );
values.put( propertyName, propertyValue );
values.remove( "index" );
// index seems like what index the cellstyle is in the list of styles for a workbook.
// not good to compare on!
short numberCellStyles = workbook.getNumCellStyles();
for ( short i = 0; i < numberCellStyles; i++ )
{
HSSFCellStyle wbStyle = workbook.getCellStyleAt( i );
Map wbStyleMap = PropertyUtils.describe( wbStyle );
wbStyleMap.remove( "index" );
if ( wbStyleMap.equals( values ) )
{
newStyle = wbStyle;
break;
}
}
if ( newStyle == null )
{
newStyle = workbook.createCellStyle();
newStyle.setFont( workbook.getFontAt( originalStyle.getFontIndex() ) );
PropertyUtils.copyProperties( newStyle, originalStyle );
PropertyUtils.setProperty( newStyle, propertyName, propertyValue );
}
cell.setCellStyle( newStyle );
}
catch ( Exception e )
{
e.printStackTrace();
throw new NestableException( "Couldn't setCellStyleProperty.", e );
}
}
/**
* Looks for text in the cell that should be unicode, like &alpha; and provides the
* unicode version of it.
*
*@param cell The cell to check for unicode values
*@return transalted to unicode
*/
public static HSSFCell translateUnicodeValues( HSSFCell cell )
{
String s = cell.getStringCellValue();
boolean foundUnicode = false;
for ( Iterator i = unicodeMappings.entrySet().iterator(); i.hasNext(); )
{
Map.Entry entry = (Map.Entry) i.next();
String key = (String) entry.getKey();
if ( s.toLowerCase().indexOf( key ) != -1 )
{
s = StringUtils.replace( s, key, "" + entry.getValue().toString() + "" );
foundUnicode = true;
}
}
if ( foundUnicode )
{
cell.setEncoding( HSSFCell.ENCODING_UTF_16 );
cell.setCellValue( s );
}
return cell;
}
static
{
unicodeMappings.put( "&alpha;", "\u03B1" );
unicodeMappings.put( "&gamma;", "\u03B3" );
unicodeMappings.put( "&theta;", "\u03B8" );
}
}