testsheet.java

java 读写word excel ppt

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   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
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   distributed under the License is distributed on an "AS IS" BASIS,
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package org.apache.poi.hslf.model;

import junit.framework.TestCase;

import java.io.FileInputStream;
import java.io.File;

import org.apache.poi.hslf.HSLFSlideShow;
import org.apache.poi.hslf.exceptions.EncryptedPowerPointFileException;
import org.apache.poi.hslf.record.ColorSchemeAtom;
import org.apache.poi.hslf.record.PPDrawing;
import org.apache.poi.hslf.usermodel.SlideShow;

/**
 * Test common functionality of the <code>Sheet</code> object.
 * For each ppt in the test directory check that all sheets are properly initialized
 *
 * @author Yegor Kozlov
 */
public class TestSheet extends TestCase{

    /**
     * For each ppt in the test directory check that all sheets are properly initialized
     */
    public void testSheet() throws Exception {
        File home = new File(System.getProperty("HSLF.testdata.path"));
        File[] files = home.listFiles();
        for (int i = 0; i < files.length; i++) {
            if(!files[i].getName().endsWith(".ppt")) continue;
            try {
                FileInputStream is = new FileInputStream(files[i]);
                HSLFSlideShow hslf = new HSLFSlideShow(is);
                is.close();

                SlideShow ppt = new SlideShow(hslf);
                doSlideShow(ppt);
            } catch (EncryptedPowerPointFileException e){
                ; //skip encrypted ppt
            }
        }
    }

    private void doSlideShow(SlideShow ppt) throws Exception {
        Slide[] slide = ppt.getSlides();
        for (int i = 0; i < slide.length; i++) {
            verify(slide[i]);

            Notes notes = slide[i].getNotesSheet();
            if(notes != null) verify(notes);

            MasterSheet master = slide[i].getMasterSheet();
            assertNotNull(master);
            verify(master);
        }
    }

    private void verify(Sheet sheet){
        assertNotNull(sheet.getSlideShow());

        ColorSchemeAtom colorscheme = sheet.getColorScheme();
        assertNotNull(colorscheme);

        PPDrawing ppdrawing = sheet.getPPDrawing();
        assertNotNull(ppdrawing);

        Background background = sheet.getBackground();
        assertNotNull(background);

        assertTrue(sheet._getSheetNumber() != 0);
        assertTrue(sheet._getSheetRefId() != 0);

        TextRun[] txt = sheet.getTextRuns();
        assertTrue(txt != null);
        for (int i = 0; i < txt.length; i++) {
            assertNotNull(txt[i].getSheet());
        }

        Shape[] shape = sheet.getShapes();
        assertTrue(shape != null);
        for (int i = 0; i < shape.length; i++) {
            assertNotNull(shape[i].getSpContainer());
            assertNotNull(shape[i].getSheet());
            assertNotNull(shape[i].getShapeName());
            assertNotNull(shape[i].getAnchor());
        }

    }
}