testole2embeding.java

介绍java核心技术的pio编程方法以及基本概念

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package org.apache.poi.hssf.usermodel;

import java.io.File;
import java.io.FileInputStream;
import java.util.List;

import junit.framework.TestCase;

public class TestOLE2Embeding extends TestCase {
    public void testEmbeding() throws Exception {
        String dirname = System.getProperty("HSSF.testdata.path");
        String filename = dirname + "/ole2-embedding.xls";

        File file = new File(filename);
        FileInputStream in = new FileInputStream(file);
        HSSFWorkbook workbook;

        // This used to break, until bug #43116 was fixed
        workbook = new HSSFWorkbook(in);

        in.close();

        // Check we can get at the Escher layer still
        workbook.getAllPictures();
    }

    public void testEmbeddedObjects() throws Exception {
        String dirname = System.getProperty("HSSF.testdata.path");
        String filename = dirname + "/ole2-embedding.xls";

        File file = new File(filename);
        HSSFWorkbook workbook = new HSSFWorkbook(new FileInputStream(file));
        List objects = workbook.getAllEmbeddedObjects();
        assertEquals("Wrong number of objects", 2, objects.size());
        assertEquals("Wrong name for first object", "MBD06CAB431",
                ((HSSFObjectData)
                objects.get(0)).getDirectory().getName());
        assertEquals("Wrong name for second object", "MBD06CAC85A",
                ((HSSFObjectData)
                objects.get(1)).getDirectory().getName());
    }

}