hvtt1984 2010-02-08 11:29
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import com.search.code.Index 需要导入哪些jar包

哪位大侠 能告诉小弟,需要导入import com.search.code.Index;的话需要加入哪个jar包,该文件时用于读取PDF的谢谢

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  • yinyun594230 2010-02-08 23:53
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    你是在分析别人的代码吧!
    [code="java"]--JAVA读取WORD,EXCEL,POWERPOINT,PDF文件的方法
    --OFFICE文档使用POI控件,PDF可以使用PDFBOX0.7.3控件,完全支持中文,用--XPDF也行,不过感觉PDFBOX比较好,而且作者也在更新。水平有限,万望各位指正
    WORD:
    import org.apache.lucene.document.Document;
    import org.apache.lucene.document.Field;
    import org.apache.poi.hwpf.extractor.WordExtractor;
    import java.io.File;
    import java.io.InputStream;
    import java.io.FileInputStream;
    import com.search.code.Index;
    public Document getDocument(Index index, String url, String title, InputStream is) throws DocCenterException {
    String bodyText = null;
    try {
    WordExtractor ex = new WordExtractor(is);//is是WORD文件的InputStream
    bodyText = ex.getText();
    if(!bodyText.equals("")){
    index.AddIndex(url, title, bodyText);
    }
    }catch (DocCenterException e) {
    throw new DocCenterException("无法从该Mocriosoft Word文档中提取内容", e);
    }catch(Exception e){
    e.printStackTrace();
    }
    }
    return null;
    }
    Excel:
    import org.apache.lucene.document.Document;
    import org.apache.lucene.document.Field;
    import org.apache.poi.hwpf.extractor.WordExtractor;
    import org.apache.poi.hssf.usermodel.HSSFWorkbook;
    import org.apache.poi.hssf.usermodel.HSSFSheet;
    import org.apache.poi.hssf.usermodel.HSSFRow;
    import org.apache.poi.hssf.usermodel.HSSFCell;
    import java.io.File;
    import java.io.InputStream;
    import java.io.FileInputStream;
    import com.search.code.Index;
    public Document getDocument(Index index, String url, String title, InputStream is) throws DocCenterException {
    StringBuffer content = new StringBuffer();
    try{
    HSSFWorkbook workbook = new HSSFWorkbook(is);//创建对Excel工作簿文件的引用
    for (int numSheets = 0; numSheets < workbook.getNumberOfSheets(); numSheets++) {
    if (null != workbook.getSheetAt(numSheets)) {
    HSSFSheet aSheet = workbook.getSheetAt(numSheets);//获得一个sheet
    for (int rowNumOfSheet = 0; rowNumOfSheet <= aSheet.getLastRowNum(); rowNumOfSheet++) {
    if (null != aSheet.getRow(rowNumOfSheet)) {
    HSSFRow aRow = aSheet.getRow(rowNumOfSheet); //获得一个行
    for (short cellNumOfRow = 0; cellNumOfRow <= aRow.getLastCellNum(); cellNumOfRow++) {
    if (null != aRow.getCell(cellNumOfRow)) {
    HSSFCell aCell = aRow.getCell(cellNumOfRow);//获得列值
    content.append(aCell.getStringCellValue());
    }
    }
    }
    }
    }
    }
    if(!content.equals("")){
    index.AddIndex(url, title, content.toString());
    }
    }catch (DocCenterException e) {
    throw new DocCenterException("无法从该Mocriosoft Word文档中提取内容", e);
    }catch(Exception e) {
    System.out.println("已运行xlRead() : " + e );
    }
    return null;
    }
    PowerPoint:
    import java.io.InputStream;
    import org.apache.lucene.document.Document;
    import org.apache.poi.hslf.HSLFSlideShow;
    import org.apache.poi.hslf.model.TextRun;
    import org.apache.poi.hslf.model.Slide;
    import org.apache.poi.hslf.usermodel.SlideShow;
    public Document getDocument(Index index, String url, String title, InputStream is)
    throws DocCenterException {
    StringBuffer content = new StringBuffer("");
    try{
    SlideShow ss = new SlideShow(new HSLFSlideShow(is));//is 为文件的InputStream,建立SlideShow
    Slide[] slides = ss.getSlides();//获得每一张幻灯片
    for(int i=0;i<slides.length;i++){
    TextRun[] t = slides[i].getTextRuns();//为了取得幻灯片的文字内容,建立TextRun
    for(int j=0;j<t.length;j++){
    content.append(t[j].getText());//这里会将文字内容加到content中去
    }
    content.append(slides[i].getTitle());
    }
    index.AddIndex(url, title, content.toString());
    }catch(Exception ex){
    System.out.println(ex.toString());
    }
    return null;
    }
    PDF:
    import java.io.InputStream;
    import java.io.IOException;
    import org.apache.lucene.document.Document;
    import org.pdfbox.cos.COSDocument;
    import org.pdfbox.pdfparser.PDFParser;
    import org.pdfbox.pdmodel.PDDocument;
    import org.pdfbox.pdmodel.PDDocumentInformation;
    import org.pdfbox.util.PDFTextStripper;
    import com.search.code.Index;
    public Document getDocument(Index index, String url, String title, InputStream is)throws DocCenterException {
    COSDocument cosDoc = null;
    try {
    cosDoc = parseDocument(is);
    } catch (IOException e) {
    closeCOSDocument(cosDoc);
    throw new DocCenterException("无法处理该PDF文档", e);
    }
    if (cosDoc.isEncrypted()) {
    if (cosDoc != null)
    closeCOSDocument(cosDoc);
    throw new DocCenterException("该PDF文档是加密文档,无法处理");
    }
    String docText = null;
    try {
    PDFTextStripper stripper = new PDFTextStripper();
    docText = stripper.getText(new PDDocument(cosDoc));
    } catch (IOException e) {
    closeCOSDocument(cosDoc);
    throw new DocCenterException("无法处理该PDF文档", e);
    }
    PDDocument pdDoc = null;
    try {
    pdDoc = new PDDocument(cosDoc);
    PDDocumentInformation docInfo = pdDoc.getDocumentInformation();
    if(docInfo.getTitle()!=null && !docInfo.getTitle().equals("")){
    title = docInfo.getTitle();
    }
    } catch (Exception e) {
    closeCOSDocument(cosDoc);
    closePDDocument(pdDoc);
    System.err.println("无法取得该PDF文档的元数据" + e.getMessage());
    } finally {
    closeCOSDocument(cosDoc);
    closePDDocument(pdDoc);
    }
    return null;
    }
    private static COSDocument parseDocument(InputStream is) throws IOException {
    PDFParser parser = new PDFParser(is);
    parser.parse();
    return parser.getDocument();
    }
    private void closeCOSDocument(COSDocument cosDoc) {
    if (cosDoc != null) {
    try {
    cosDoc.close();
    } catch (IOException e) {
    }
    }
    }
    private void closePDDocument(PDDocument pdDoc) {
    if (pdDoc != null) {
    try {
    pdDoc.close();
    } catch (IOException e) {
    }
    }
    }
    [/code]
    com.search.code.Index类不属于开源社区包也不属于j2ee6相关包,是作者自己写的,具体功能是创建索引

    本回答被题主选为最佳回答 , 对您是否有帮助呢?
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