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event record factory

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git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/trunk@352913 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Andrew C. Oliver 2002-11-11 01:34:01 +00:00
parent d90d9ab19a
commit 8351737023
15 changed files with 795 additions and 11 deletions
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9
.classpath Normal file
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@ -0,0 +1,9 @@
<?xml version="1.0" encoding="UTF-8"?>
<classpath>
<classpathentry kind="src" path="src/testcases"/>
<classpathentry kind="src" path="src/java"/>
<classpathentry kind="src" path="src/examples/src"/>
<classpathentry kind="var" path="JRE_LIB" rootpath="JRE_SRCROOT" sourcepath="JRE_SRC"/>
<classpathentry exported="true" kind="lib" path="D:/cygwin/opt/eclipse/workspace/jakarta-poi/tools/cents/junit.cent/lib/junit-3.7.jar"/>
<classpathentry kind="output" path="build"/>
</classpath>

17
.project Normal file
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@ -0,0 +1,17 @@
<?xml version="1.0" encoding="UTF-8"?>
<projectDescription>
<name>jakarta-poi</name>
<comment></comment>
<projects>
</projects>
<buildSpec>
<buildCommand>
<name>org.eclipse.jdt.core.javabuilder</name>
<arguments>
</arguments>
</buildCommand>
</buildSpec>
<natures>
<nature>org.eclipse.jdt.core.javanature</nature>
</natures>
</projectDescription>

6
src/examples/src/org/apache/poi/hssf/usermodel/examples/EventExample.java
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@ -1,8 +1,8 @@
package org.apache.poi.hssf.usermodel.examples;
import org.apache.poi.hssf.eventmodel.HSSFEventFactory;
import org.apache.poi.hssf.eventmodel.HSSFListener;
import org.apache.poi.hssf.eventmodel.HSSFRequest;
import org.apache.poi.hssf.eventusermodel.HSSFEventFactory;
import org.apache.poi.hssf.eventusermodel.HSSFListener;
import org.apache.poi.hssf.eventusermodel.HSSFRequest;
import org.apache.poi.hssf.record.*;
import org.apache.poi.poifs.filesystem.POIFSFileSystem;

1
src/java/org/apache/poi/hssf/dev/EFBiffViewer.java
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@ -61,6 +61,7 @@ import java.io.IOException;
import org.apache.poi.poifs.filesystem.POIFSFileSystem;
import org.apache.poi.hssf.eventmodel.*;
import org.apache.poi.hssf.eventusermodel.*;
import org.apache.poi.hssf.record.Record;
/**

1
src/java/org/apache/poi/hssf/dev/EFHSSF.java
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@ -63,6 +63,7 @@ import java.io.IOException;
import org.apache.poi.poifs.filesystem.POIFSFileSystem;
import org.apache.poi.hssf.record.*;
import org.apache.poi.hssf.eventmodel.*;
import org.apache.poi.hssf.eventusermodel.*;
import org.apache.poi.hssf.usermodel.*;
/**

74
src/java/org/apache/poi/hssf/eventmodel/ERFListener.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.hssf.eventmodel;
import org.apache.poi.hssf.record.Record;
/**
* An ERFListener is registered with the EventRecordFactory.
* An ERFListener listens for Records coming from the stream
* via the EventRecordFactory
*
* @see EventRecordFactory
* @author Andrew C. Oliver acoliver@apache.org
*/
public interface ERFListener
{
/**
* Process a Record. This method is called by the
* EventRecordFactory when a record is returned.
* @return boolean specifying whether the effort was a success.
*/
public boolean processRecord(Record rec);
}

504
src/java/org/apache/poi/hssf/eventmodel/EventRecordFactory.java Normal file
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@ -0,0 +1,504 @@
/* ====================================================================
* 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.hssf.eventmodel;
import java.io.InputStream;
import java.io.IOException;
import java.util.*;
import java.lang.reflect.Constructor;
import org.apache.poi.hssf.record.BOFRecord;
import org.apache.poi.hssf.record.BackupRecord;
import org.apache.poi.hssf.record.BlankRecord;
import org.apache.poi.hssf.record.BookBoolRecord;
import org.apache.poi.hssf.record.BoolErrRecord;
import org.apache.poi.hssf.record.BottomMarginRecord;
import org.apache.poi.hssf.record.BoundSheetRecord;
import org.apache.poi.hssf.record.CalcCountRecord;
import org.apache.poi.hssf.record.CalcModeRecord;
import org.apache.poi.hssf.record.CodepageRecord;
import org.apache.poi.hssf.record.ColumnInfoRecord;
import org.apache.poi.hssf.record.ContinueRecord;
import org.apache.poi.hssf.record.CountryRecord;
import org.apache.poi.hssf.record.DBCellRecord;
import org.apache.poi.hssf.record.DSFRecord;
import org.apache.poi.hssf.record.DateWindow1904Record;
import org.apache.poi.hssf.record.DefaultColWidthRecord;
import org.apache.poi.hssf.record.DefaultRowHeightRecord;
import org.apache.poi.hssf.record.DeltaRecord;
import org.apache.poi.hssf.record.DimensionsRecord;
import org.apache.poi.hssf.record.EOFRecord;
import org.apache.poi.hssf.record.ExtSSTRecord;
import org.apache.poi.hssf.record.ExtendedFormatRecord;
import org.apache.poi.hssf.record.ExternSheetRecord;
import org.apache.poi.hssf.record.FnGroupCountRecord;
import org.apache.poi.hssf.record.FontRecord;
import org.apache.poi.hssf.record.FooterRecord;
import org.apache.poi.hssf.record.FormatRecord;
import org.apache.poi.hssf.record.FormulaRecord;
import org.apache.poi.hssf.record.GridsetRecord;
import org.apache.poi.hssf.record.GutsRecord;
import org.apache.poi.hssf.record.HCenterRecord;
import org.apache.poi.hssf.record.HeaderRecord;
import org.apache.poi.hssf.record.HideObjRecord;
import org.apache.poi.hssf.record.IndexRecord;
import org.apache.poi.hssf.record.InterfaceEndRecord;
import org.apache.poi.hssf.record.InterfaceHdrRecord;
import org.apache.poi.hssf.record.IterationRecord;
import org.apache.poi.hssf.record.LabelRecord;
import org.apache.poi.hssf.record.LabelSSTRecord;
import org.apache.poi.hssf.record.LeftMarginRecord;
import org.apache.poi.hssf.record.MMSRecord;
import org.apache.poi.hssf.record.MergeCellsRecord;
import org.apache.poi.hssf.record.MulBlankRecord;
import org.apache.poi.hssf.record.MulRKRecord;
import org.apache.poi.hssf.record.NameRecord;
import org.apache.poi.hssf.record.NumberRecord;
import org.apache.poi.hssf.record.PaletteRecord;
import org.apache.poi.hssf.record.PasswordRecord;
import org.apache.poi.hssf.record.PasswordRev4Record;
import org.apache.poi.hssf.record.PrecisionRecord;
import org.apache.poi.hssf.record.PrintGridlinesRecord;
import org.apache.poi.hssf.record.PrintHeadersRecord;
import org.apache.poi.hssf.record.PrintSetupRecord;
import org.apache.poi.hssf.record.ProtectRecord;
import org.apache.poi.hssf.record.ProtectionRev4Record;
import org.apache.poi.hssf.record.RKRecord;
import org.apache.poi.hssf.record.Record;
import org.apache.poi.hssf.record.RecordFormatException;
import org.apache.poi.hssf.record.RefModeRecord;
import org.apache.poi.hssf.record.RefreshAllRecord;
import org.apache.poi.hssf.record.RightMarginRecord;
import org.apache.poi.hssf.record.RowRecord;
import org.apache.poi.hssf.record.SSTRecord;
import org.apache.poi.hssf.record.SaveRecalcRecord;
import org.apache.poi.hssf.record.SelectionRecord;
import org.apache.poi.hssf.record.StringRecord;
import org.apache.poi.hssf.record.StyleRecord;
import org.apache.poi.hssf.record.TabIdRecord;
import org.apache.poi.hssf.record.TopMarginRecord;
import org.apache.poi.hssf.record.UnknownRecord;
import org.apache.poi.hssf.record.UseSelFSRecord;
import org.apache.poi.hssf.record.VCenterRecord;
import org.apache.poi.hssf.record.WSBoolRecord;
import org.apache.poi.hssf.record.WindowOneRecord;
import org.apache.poi.hssf.record.WindowProtectRecord;
import org.apache.poi.hssf.record.WindowTwoRecord;
import org.apache.poi.hssf.record.WriteAccessRecord;
import org.apache.poi.util.LittleEndian;
/**
* Event-based record factory. As opposed to RecordFactory
* this refactored version throws record events as it comes
* accross the records. I throws the "lazily" one record behind
* to ensure that ContinueRecords are processed first.
*
* @author Andrew C. Oliver acoliver@apache.org
*/
public class EventRecordFactory
{
private static int NUM_RECORDS = 10000;
private static final Class[] records;
static {
records = new Class[]
{
BOFRecord.class, InterfaceHdrRecord.class, MMSRecord.class,
InterfaceEndRecord.class, WriteAccessRecord.class,
CodepageRecord.class, DSFRecord.class, TabIdRecord.class,
FnGroupCountRecord.class, WindowProtectRecord.class,
ProtectRecord.class, PasswordRecord.class, ProtectionRev4Record.class,
PasswordRev4Record.class, WindowOneRecord.class, BackupRecord.class,
HideObjRecord.class, DateWindow1904Record.class,
PrecisionRecord.class, RefreshAllRecord.class, BookBoolRecord.class,
FontRecord.class, FormatRecord.class, ExtendedFormatRecord.class,
StyleRecord.class, UseSelFSRecord.class, BoundSheetRecord.class,
CountryRecord.class, SSTRecord.class, ExtSSTRecord.class,
EOFRecord.class, IndexRecord.class, CalcModeRecord.class,
CalcCountRecord.class, RefModeRecord.class, IterationRecord.class,
DeltaRecord.class, SaveRecalcRecord.class, PrintHeadersRecord.class,
PrintGridlinesRecord.class, GridsetRecord.class, GutsRecord.class,
DefaultRowHeightRecord.class, WSBoolRecord.class, HeaderRecord.class,
FooterRecord.class, HCenterRecord.class, VCenterRecord.class,
PrintSetupRecord.class, DefaultColWidthRecord.class,
DimensionsRecord.class, RowRecord.class, LabelSSTRecord.class,
RKRecord.class, NumberRecord.class, DBCellRecord.class,
WindowTwoRecord.class, SelectionRecord.class, ContinueRecord.class,
LabelRecord.class, BlankRecord.class, ColumnInfoRecord.class,
MulRKRecord.class, MulBlankRecord.class, MergeCellsRecord.class,
BoolErrRecord.class, ExternSheetRecord.class, NameRecord.class,
LeftMarginRecord.class, RightMarginRecord.class,
TopMarginRecord.class, BottomMarginRecord.class,
PaletteRecord.class, StringRecord.class
};
}
private static Map recordsMap = recordsToMap(records);
private static short[] sidscache;
private List listeners;
private boolean abortable;
public EventRecordFactory() {
this(true);
}
public EventRecordFactory(boolean abortable) {
this.abortable = abortable;
listeners = new ArrayList(recordsMap.size());
if (sidscache == null) {
sidscache = getAllKnownRecordSIDs();
}
}
/**
* Register a listener for records. These can be for all records
* or just a subset.
*
* @param sids an array of Record.sid values identifying the records
* the listener will work with. Alternatively if this is "null" then
* all records are passed.
*/
public void registerListener(ERFListener listener, short[] sids) {
if (sids == null)
sids = sidscache;
ERFListener wrapped = new ListenerWrapper(listener, sids, abortable);
listeners.add(wrapped);
}
/**
* used for unit tests to test the registration of record listeners.
* @return Iterator of ERFListeners
*/
protected Iterator listeners() {
return listeners.iterator();
}
/**
* sends the record event to all registered listeners.
* @param record the record to be thrown.
* @return boolean abort. If exitability is turned on this aborts
* out of the event loop should any listener specify to do so.
*/
private boolean throwRecordEvent(Record record)
{
Iterator i = listeners.iterator();
while (i.hasNext()) {
((ERFListener) i.next()).processRecord(record);
}
return false;
}
/**
* Create an array of records from an input stream
*
* @param in the InputStream from which the records will be
* obtained
*
* @return an array of Records created from the InputStream
*
* @exception RecordFormatException on error processing the
* InputStream
*/
public void processRecords(InputStream in)
throws RecordFormatException
{
Record last_record = null;
try
{
short rectype = 0;
do
{
rectype = LittleEndian.readShort(in);
if (rectype != 0)
{
short recsize = LittleEndian.readShort(in);
byte[] data = new byte[ ( int ) recsize ];
in.read(data);
Record[] recs = createRecord(rectype, recsize,
data); // handle MulRK records
if (recs.length > 1)
{
for (int k = 0; k < recs.length; k++)
{
if ( last_record != null ) {
if (throwRecordEvent(last_record) == false && abortable == true) {
last_record = null;
break;
}
}
// records.add(
// recs[ k ]); // these will be number records
last_record =
recs[ k ]; // do to keep the algorythm homogenous...you can't
} // actually continue a number record anyhow.
}
else
{
Record record = recs[ 0 ];
if (record != null)
{
if (rectype == ContinueRecord.sid)
{
if (last_record == null)
{
throw new RecordFormatException(
"First record is a ContinueRecord??");
}
last_record.processContinueRecord(data);
}
else
{
if (last_record != null) {
if (throwRecordEvent(last_record) == false && abortable == true) {
last_record = null;
break;
}
}
last_record = record;
//records.add(record);
}
}
}
}
}
while (rectype != 0);
if (last_record != null) {
throwRecordEvent(last_record);
}
}
catch (IOException e)
{
throw new RecordFormatException("Error reading bytes");
}
// Record[] retval = new Record[ records.size() ];
// retval = ( Record [] ) records.toArray(retval);
}
public static Record [] createRecord(short rectype, short size,
byte [] data)
{
Record retval = null;
Record[] realretval = null;
try
{
Constructor constructor =
( Constructor ) recordsMap.get(new Short(rectype));
if (constructor != null)
{
retval = ( Record ) constructor.newInstance(new Object[]
{
new Short(rectype), new Short(size), data
});
}
else
{
retval = new UnknownRecord(rectype, size, data);
}
}
catch (Exception introspectionException)
{
introspectionException.printStackTrace();
throw new RecordFormatException(
"Unable to construct record instance, the following exception occured: " + introspectionException.getMessage());
}
if (retval instanceof RKRecord)
{
RKRecord rk = ( RKRecord ) retval;
NumberRecord num = new NumberRecord();
num.setColumn(rk.getColumn());
num.setRow(rk.getRow());
num.setXFIndex(rk.getXFIndex());
num.setValue(rk.getRKNumber());
retval = num;
}
else if (retval instanceof DBCellRecord)
{
retval = null;
}
else if (retval instanceof MulRKRecord)
{
MulRKRecord mrk = ( MulRKRecord ) retval;
realretval = new Record[ mrk.getNumColumns() ];
for (int k = 0; k < mrk.getNumColumns(); k++)
{
NumberRecord nr = new NumberRecord();
nr.setColumn(( short ) (k + mrk.getFirstColumn()));
nr.setRow(mrk.getRow());
nr.setXFIndex(mrk.getXFAt(k));
nr.setValue(mrk.getRKNumberAt(k));
realretval[ k ] = nr;
}
}
else if (retval instanceof MulBlankRecord)
{
MulBlankRecord mb = ( MulBlankRecord ) retval;
realretval = new Record[ mb.getNumColumns() ];
for (int k = 0; k < mb.getNumColumns(); k++)
{
BlankRecord br = new BlankRecord();
br.setColumn(( short ) (k + mb.getFirstColumn()));
br.setRow(mb.getRow());
br.setXFIndex(mb.getXFAt(k));
realretval[ k ] = br;
}
}
if (realretval == null)
{
realretval = new Record[ 1 ];
realretval[ 0 ] = retval;
}
return realretval;
}
public static short [] getAllKnownRecordSIDs()
{
short[] results = new short[ recordsMap.size() ];
int i = 0;
for (Iterator iterator = recordsMap.keySet().iterator();
iterator.hasNext(); )
{
Short sid = ( Short ) iterator.next();
results[ i++ ] = sid.shortValue();
}
return results;
}
private static Map recordsToMap(Class [] records)
{
Map result = new HashMap();
Constructor constructor;
for (int i = 0; i < records.length; i++)
{
Class record = null;
short sid = 0;
record = records[ i ];
try
{
sid = record.getField("sid").getShort(null);
constructor = record.getConstructor(new Class[]
{
short.class, short.class, byte [].class
});
}
catch (Exception illegalArgumentException)
{
throw new RecordFormatException(
"Unable to determine record types");
}
result.put(new Short(sid), constructor);
}
return result;
}
}
class ListenerWrapper implements ERFListener {
private ERFListener listener;
private short[] sids;
private boolean abortable;
ListenerWrapper(ERFListener listener, short[] sids, boolean abortable) {
this.listener = listener;
this.sids = sids;
this.abortable = abortable;
}
public boolean processRecord(Record rec)
{
boolean result = false;
for (int k = 0; k < sids.length; k++) {
if (sids[k] == rec.getSid()) {
result = listener.processRecord(rec);
if (abortable == true && result == false) {
break;
}
}
}
return result;
}
}

4
src/java/org/apache/poi/hssf/eventmodel/AbortableHSSFListener.java → src/java/org/apache/poi/hssf/eventusermodel/AbortableHSSFListener.java
View File

@ -53,10 +53,10 @@
* <http://www.apache.org/>.
*/
package org.apache.poi.hssf.eventmodel;
package org.apache.poi.hssf.eventusermodel;
import org.apache.poi.hssf.record.Record;
import org.apache.poi.hssf.eventmodel.HSSFUserException;
import org.apache.poi.hssf.eventusermodel.HSSFUserException;
/**
* Interface for use with the HSSFRequest and HSSFEventFactory. Users should create

4
src/java/org/apache/poi/hssf/eventmodel/HSSFEventFactory.java → src/java/org/apache/poi/hssf/eventusermodel/HSSFEventFactory.java
View File

@ -53,13 +53,13 @@
* <http://www.apache.org/>.
*/
package org.apache.poi.hssf.eventmodel;
package org.apache.poi.hssf.eventusermodel;
import java.io.InputStream;
import java.io.IOException;
import org.apache.poi.util.LittleEndian;
import org.apache.poi.hssf.eventmodel.HSSFUserException;
import org.apache.poi.hssf.eventusermodel.HSSFUserException;
import org.apache.poi.hssf.record.RecordFormatException;
import org.apache.poi.hssf.record.Record;
import org.apache.poi.hssf.record.RecordFactory;

4
src/java/org/apache/poi/hssf/eventmodel/HSSFListener.java → src/java/org/apache/poi/hssf/eventusermodel/HSSFListener.java
View File

@ -53,7 +53,7 @@
* <http://www.apache.org/>.
*/
package org.apache.poi.hssf.eventmodel;
package org.apache.poi.hssf.eventusermodel;
import org.apache.poi.hssf.record.Record;
@ -64,7 +64,7 @@ import org.apache.poi.hssf.record.Record;
*
* @see org.apache.poi.hssf.eventmodel.HSSFEventFactory
* @see org.apache.poi.hssf.eventmodel.HSSFRequest
* @author andy
* @author acoliver@apache.org
*/
public interface HSSFListener

2
src/java/org/apache/poi/hssf/eventmodel/HSSFRequest.java → src/java/org/apache/poi/hssf/eventusermodel/HSSFRequest.java
View File

@ -53,7 +53,7 @@
* <http://www.apache.org/>.
*/
package org.apache.poi.hssf.eventmodel;
package org.apache.poi.hssf.eventusermodel;
import java.util.HashMap;
import java.util.List;

2
src/java/org/apache/poi/hssf/eventmodel/HSSFUserException.java → src/java/org/apache/poi/hssf/eventusermodel/HSSFUserException.java
View File

@ -56,7 +56,7 @@
* University of Illinois, Urbana-Champaign.
*/
package org.apache.poi.hssf.eventmodel;
package org.apache.poi.hssf.eventusermodel;
/**
* <p>This exception is provided as a way for API users to throw

0
src/java/org/apache/poi/hssf/eventmodel/package.html → src/java/org/apache/poi/hssf/eventusermodel/package.html Executable file → Normal file
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src/java/org/apache/poi/hssf/record/RecordFactory.java
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@ -68,6 +68,8 @@ import org.apache.poi.util.LittleEndian;
* Title: Record Factory<P>
* Description: Takes a stream and outputs an array of Record objects.<P>
*
* @deprecated use EventRecordFactory instead
* @see org.apache.poi.hssf.record.EventRecordFactory
* @author Andrew C. Oliver (acoliver at apache dot org)
* @author Marc Johnson (mjohnson at apache dot org)
* @author Glen Stampoultzis (glens at apache.org)

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src/testcases/org/apache/poi/hssf/eventmodel/TestEventRecordFactory.java Normal file
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@ -0,0 +1,176 @@
package org.apache.poi.hssf.eventmodel;
import java.io.ByteArrayInputStream;
import java.io.EOFException;
import java.util.Iterator;
import org.apache.poi.hssf.record.BOFRecord;
import org.apache.poi.hssf.record.EOFRecord;
import org.apache.poi.hssf.record.Record;
import junit.framework.TestCase;
/**
* enclosing_type describe the purpose here
*
* @author Andrew C. Oliver acoliver@apache.org
*/
public class TestEventRecordFactory extends TestCase
{
boolean wascalled;
private EventRecordFactory factory;
/**
* Constructor for TestEventRecordFactory.
* @param arg0
*/
public TestEventRecordFactory(String arg0)
{
super(arg0);
}
public static void main(String[] args)
{
junit.textui.TestRunner.run(TestEventRecordFactory.class);
}
protected void setUp() throws Exception
{
super.setUp();
factory = new EventRecordFactory();
}
protected void tearDown() throws Exception
{
super.tearDown();
}
/**
* tests that a listener can be registered and that once
* registered can be returned as expected.
*/
public void testRegisterListener()
{
factory.registerListener(new ERFListener() {
public boolean processRecord(Record rec) {
return true;
}
},null);
Iterator i = factory.listeners();
assertTrue("iterator must have one",i.hasNext());
factory.registerListener(new ERFListener() {
public boolean processRecord(Record rec) {
return true;
}
},null);
i = factory.listeners();
i.next();
assertTrue("iterator must have two",i.hasNext());
factory = new EventRecordFactory();
}
/**
* tests that the records can be processed and properly return
* values.
*/
public void testProcessRecords()
{
byte[] bytes = null;
int offset = 0;
//boolean wascalled = false;
factory.registerListener(new ERFListener() {
public boolean processRecord(Record rec) {
wascalled = true;
assertTrue("must be BOFRecord got SID="+rec.getSid(),
(rec.getSid() == BOFRecord.sid));
return true;
}
}, new short[] {BOFRecord.sid});
BOFRecord bof = new BOFRecord();
bof.setBuild((short)0);
bof.setBuildYear((short)1999);
bof.setRequiredVersion(123);
bof.setType(BOFRecord.TYPE_WORKBOOK);
bof.setVersion((short)0x06);
bof.setHistoryBitMask(BOFRecord.HISTORY_MASK);
EOFRecord eof = new EOFRecord();
bytes = new byte[bof.getRecordSize() + eof.getRecordSize()];
offset = bof.serialize(offset,bytes);
offset = eof.serialize(offset,bytes);
factory.processRecords(new ByteArrayInputStream(bytes));
assertTrue("The record listener must be called",wascalled);
}
/**
* tests that the create record function returns a properly
* constructed record in the simple case.
*/
public void testCreateRecord()
{
byte[] bytes = null;
byte[] nbytes = null;
Record[] records = null;
BOFRecord bof = new BOFRecord();
bof.setBuild((short)0);
bof.setBuildYear((short)1999);
bof.setRequiredVersion(123);
bof.setType(BOFRecord.TYPE_WORKBOOK);
bof.setVersion((short)0x06);
bof.setHistoryBitMask(BOFRecord.HISTORY_MASK);
bytes = bof.serialize();
nbytes = new byte[bytes.length - 4];
System.arraycopy(bytes,4,nbytes,0,nbytes.length);
records = factory.createRecord(bof.getSid(),(short)nbytes.length,nbytes);
assertTrue("record.length must be 1, was ="+records.length,records.length == 1);
assertTrue("record is the same", compareRec(bof,records[0]));
}
/**
* Compare the serialized bytes of two records are equal
* @param first the first record to compare
* @param second the second record to compare
* @return boolean whether or not the record where equal
*/
private boolean compareRec(Record first, Record second)
{
boolean retval = true;
byte[] rec1 = first.serialize();
byte[] rec2 = second.serialize();
if (rec1.length == rec2.length) {
for (int k=0; k<rec1.length; k++) {
if (rec1[k] != rec2[k]) {
retval = false;
break;
}
}
} else {
retval = false;
}
return retval;
}
/**
* tests that the create record function returns a properly
* constructed record in the case of a continued record.
* @todo - need a real world example to put in a unit test
*/
public void testCreateContinuedRecord()
{
// fail("not implemented");
}
}