Provide a common ole2 implementation of POITextExtractor, which gives access to the document metadata

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@646312 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Nick Burch 2008-04-09 12:46:42 +00:00
parent 08802e667e
commit 3a7871a2dd
5 changed files with 61 additions and 8 deletions

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@ -0,0 +1,53 @@
/* ====================================================================
Licensed to the Apache Software Foundation (ASF) under one or more
contributor license agreements. See the NOTICE file distributed with
this work for additional information regarding copyright ownership.
The ASF licenses this file to You under the Apache License, Version 2.0
(the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
==================================================================== */
package org.apache.poi;
import org.apache.poi.hpsf.DocumentSummaryInformation;
import org.apache.poi.hpsf.SummaryInformation;
/**
* Common Parent for OLE2 based Text Extractors
* of POI Documents, such as .doc, .xls
* You will typically find the implementation of
* a given format's text extractor under
* org.apache.poi.[format].extractor .
* @see org.apache.poi.hssf.extractor.ExcelExtractor
* @see org.apache.poi.hslf.extractor.PowerPointExtractor
* @see org.apache.poi.hdgf.extractor.VisioTextExtractor
* @see org.apache.poi.hwpf.extractor.WordExtractor
*/
public abstract class POIOLE2TextExtractor extends POITextExtractor {
/**
* Creates a new text extractor for the given document
*/
public POIOLE2TextExtractor(POIDocument document) {
super(document);
}
/**
* Returns the document information metadata for the document
*/
public DocumentSummaryInformation getDocSummaryInformation() {
return document.getDocumentSummaryInformation();
}
/**
* Returns the summary information metadata for the document
*/
public SummaryInformation getSummaryInformation() {
return document.getSummaryInformation();
}
}

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@ -18,7 +18,7 @@ package org.apache.poi.hssf.extractor;
import java.io.IOException;
import org.apache.poi.POITextExtractor;
import org.apache.poi.POIOLE2TextExtractor;
import org.apache.poi.hssf.usermodel.HSSFCell;
import org.apache.poi.hssf.usermodel.HSSFRichTextString;
import org.apache.poi.hssf.usermodel.HSSFRow;
@ -35,7 +35,7 @@ import org.apache.poi.poifs.filesystem.POIFSFileSystem;
* the XLS2CSVmra example
* @see org.apache.poi.hssf.eventusermodel.examples.XLS2CSVmra
*/
public class ExcelExtractor extends POITextExtractor{
public class ExcelExtractor extends POIOLE2TextExtractor {
private HSSFWorkbook wb;
private boolean includeSheetNames = true;
private boolean formulasNotResults = false;

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@ -21,7 +21,7 @@ import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import org.apache.poi.POITextExtractor;
import org.apache.poi.POIOLE2TextExtractor;
import org.apache.poi.hdgf.HDGFDiagram;
import org.apache.poi.hdgf.chunks.Chunk;
import org.apache.poi.hdgf.chunks.Chunk.Command;
@ -35,7 +35,7 @@ import org.apache.poi.poifs.filesystem.POIFSFileSystem;
* Can opperate on the command line (outputs to stdout), or
* can return the text for you (eg for use with Lucene).
*/
public class VisioTextExtractor extends POITextExtractor {
public class VisioTextExtractor extends POIOLE2TextExtractor {
private HDGFDiagram hdgf;
private POIFSFileSystem fs;

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@ -23,7 +23,7 @@ package org.apache.poi.hslf.extractor;
import java.io.*;
import java.util.HashSet;
import org.apache.poi.POITextExtractor;
import org.apache.poi.POIOLE2TextExtractor;
import org.apache.poi.poifs.filesystem.POIFSFileSystem;
import org.apache.poi.hslf.*;
import org.apache.poi.hslf.model.*;
@ -36,7 +36,7 @@ import org.apache.poi.hslf.usermodel.*;
* @author Nick Burch
*/
public class PowerPointExtractor extends POITextExtractor
public class PowerPointExtractor extends POIOLE2TextExtractor
{
private HSLFSlideShow _hslfshow;
private SlideShow _show;

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@ -22,7 +22,7 @@ import java.io.FileInputStream;
import java.io.UnsupportedEncodingException;
import java.util.Iterator;
import org.apache.poi.POITextExtractor;
import org.apache.poi.POIOLE2TextExtractor;
import org.apache.poi.hwpf.HWPFDocument;
import org.apache.poi.hwpf.model.TextPiece;
import org.apache.poi.hwpf.usermodel.Paragraph;
@ -37,7 +37,7 @@ import org.apache.poi.poifs.filesystem.POIFSFileSystem;
*
* @author Nick Burch (nick at torchbox dot com)
*/
public class WordExtractor extends POITextExtractor {
public class WordExtractor extends POIOLE2TextExtractor {
private POIFSFileSystem fs;
private HWPFDocument doc;