BaseTestHyperlink.java

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   this work for additional information regarding copyright ownership.
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package org.apache.poi.ss.usermodel;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotEquals;
import static org.junit.Assert.assertNotSame;

import java.io.IOException;
import java.util.List;

import org.junit.Test;
import org.apache.poi.common.usermodel.HyperlinkType;
import org.apache.poi.ss.ITestDataProvider;

/**
 * Test diffrent types of Excel hyperlinks
 *
 * @author Yegor Kozlov
 */
public abstract class BaseTestHyperlink {

    private final ITestDataProvider _testDataProvider;

    protected BaseTestHyperlink(ITestDataProvider testDataProvider) {
        _testDataProvider = testDataProvider;
    }

    @Test
    public final void testBasicTypes() throws IOException {
        Workbook wb1 = _testDataProvider.createWorkbook();
        CreationHelper createHelper = wb1.getCreationHelper();

        Cell cell;
        Hyperlink link;
        Sheet sheet = wb1.createSheet("Hyperlinks");

        //URL
        cell = sheet.createRow(0).createCell((short) 0);
        cell.setCellValue("URL Link");
        link = createHelper.createHyperlink(HyperlinkType.URL);
        link.setAddress("http://poi.apache.org/");
        cell.setHyperlink(link);

        //link to a file in the current directory
        cell = sheet.createRow(1).createCell((short) 0);
        cell.setCellValue("File Link");
        link = createHelper.createHyperlink(HyperlinkType.FILE);
        link.setAddress("hyperinks-beta4-dump.txt");
        cell.setHyperlink(link);

        //e-mail link
        cell = sheet.createRow(2).createCell((short) 0);
        cell.setCellValue("Email Link");
        link = createHelper.createHyperlink(HyperlinkType.EMAIL);
        //note, if subject contains white spaces, make sure they are url-encoded
        link.setAddress("mailto:poi@apache.org?subject=Hyperlinks");
        cell.setHyperlink(link);

        //link to a place in this workbook

        //create a target sheet and cell
        Sheet sheet2 = wb1.createSheet("Target Sheet");
        sheet2.createRow(0).createCell((short) 0).setCellValue("Target Cell");

        cell = sheet.createRow(3).createCell((short) 0);
        cell.setCellValue("Worksheet Link");
        link = createHelper.createHyperlink(HyperlinkType.DOCUMENT);
        link.setAddress("'Target Sheet'!A1");
        cell.setHyperlink(link);

        Workbook wb2 = _testDataProvider.writeOutAndReadBack(wb1);
        wb1.close();

        sheet = wb2.getSheetAt(0);
        link = sheet.getRow(0).getCell(0).getHyperlink();

        assertEquals("http://poi.apache.org/", link.getAddress());
        link = sheet.getRow(1).getCell(0).getHyperlink();
        assertEquals("hyperinks-beta4-dump.txt", link.getAddress());
        link = sheet.getRow(2).getCell(0).getHyperlink();
        assertEquals("mailto:poi@apache.org?subject=Hyperlinks", link.getAddress());
        link = sheet.getRow(3).getCell(0).getHyperlink();
        assertEquals("'Target Sheet'!A1", link.getAddress());
        
        wb2.close();
    }
    
    // copy a hyperlink via the copy constructor
    @Test
    public void testCopyHyperlink() throws IOException {
        final Workbook wb = _testDataProvider.createWorkbook();
        final CreationHelper createHelper = wb.getCreationHelper();

        final Sheet sheet = wb.createSheet("Hyperlinks");
        final Row row = sheet.createRow(0);
        final Cell cell1, cell2;
        final Hyperlink link1, link2;

        //URL
        cell1 = row.createCell(0);
        cell2 = row.createCell(1);
        cell1.setCellValue("URL Link");
        link1 = createHelper.createHyperlink(HyperlinkType.URL);
        link1.setAddress("http://poi.apache.org/");
        cell1.setHyperlink(link1);
        
        link2 = copyHyperlink(link1);
        
        // Change address (type is not changeable)
        link2.setAddress("http://apache.org/");
        cell2.setHyperlink(link2);
        
        // Make sure hyperlinks were deep-copied, and modifying one does not modify the other. 
        assertNotSame(link1, link2);
        assertNotEquals(link1, link2);
        assertEquals("http://poi.apache.org/", link1.getAddress());
        assertEquals("http://apache.org/", link2.getAddress());
        assertEquals(link1, cell1.getHyperlink());
        assertEquals(link2, cell2.getHyperlink());
        
        // Make sure both hyperlinks were added to the sheet
        @SuppressWarnings("unchecked")
        final List<Hyperlink> actualHyperlinks = (List<Hyperlink>) sheet.getHyperlinkList();
        assertEquals(2, actualHyperlinks.size());
        assertEquals(link1, actualHyperlinks.get(0));
        assertEquals(link2, actualHyperlinks.get(1));
        
        wb.close();
    }
    
    public abstract Hyperlink copyHyperlink(Hyperlink link);
}