testexhyperlink.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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       http://www.apache.org/licenses/LICENSE-2.0

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   distributed under the License is distributed on an "AS IS" BASIS,
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   See the License for the specific language governing permissions and
   limitations under the License.
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package org.apache.poi.hslf.record;


import junit.framework.TestCase;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;

import org.apache.poi.hslf.HSLFSlideShow;
import org.apache.poi.hslf.usermodel.SlideShow;

/**
 * Tests that ExHyperlink works properly.
 *
 * @author Nick Burch (nick at torchbox dot com)
 */
public class TestExHyperlink extends TestCase {
	// From a real file
	private byte[] data_a = new byte[] {
		0x0F, 00, 0xD7-256, 0x0F, 0xA8-256, 00, 00, 00,
		
		00, 00, 0xD3-256, 0x0F, 04, 00, 00, 00, 
		03, 00, 00, 00,
		
		00, 00, 0xBA-256, 0x0F, 0x46, 00, 00, 00, 
		0x68, 00, 0x74, 00, 0x74, 00, 0x70, 00,
		0x3A, 00, 0x2F, 00, 0x2F, 00, 0x6A, 00, 
		0x61, 00, 0x6B, 00, 0x61, 00, 0x72, 00,
		0x74, 00, 0x61, 00, 0x2E, 00, 0x61, 00,
		0x70, 00, 0x61, 00, 0x63, 00, 0x68, 00,
		0x65, 00, 0x2E, 00, 0x6F, 00, 0x72, 00,
		0x67, 00, 0x2F, 00, 0x70, 00, 0x6F, 00,
		0x69, 00, 0x2F, 00, 0x68, 00, 0x73, 00, 
		0x73, 00, 0x66, 00, 0x2F, 00, 
		
		0x10, 00, 0xBA-256, 0x0F, 0x46, 00, 00, 00,
		0x68, 00, 0x74, 00, 0x74, 00, 0x70, 00,
		0x3A, 00, 0x2F, 00, 0x2F, 00, 0x6A, 00, 
		0x61, 00, 0x6B, 00, 0x61, 00, 0x72, 00,
		0x74, 00, 0x61, 00, 0x2E, 00, 0x61, 00,
		0x70, 00, 0x61, 00, 0x63, 00, 0x68, 00,
		0x65, 00, 0x2E, 00, 0x6F, 00, 0x72, 00,
		0x67, 00, 0x2F, 00, 0x70, 00, 0x6F, 00,
		0x69, 00, 0x2F, 00, 0x68, 00, 0x73, 00, 
		0x73, 00, 0x66, 00, 0x2F, 00 
	};
	
    public void testRecordType() throws Exception {
    	ExHyperlink eh = new ExHyperlink(data_a, 0, data_a.length);
		assertEquals(4055l, eh.getRecordType());
	}
    
    public void testNumber() throws Exception {
    	ExHyperlink eh = new ExHyperlink(data_a, 0, data_a.length);
		assertEquals(3, eh.getExHyperlinkAtom().getNumber());
    }
    
	public void testLinkURL() throws Exception {
    	ExHyperlink eh = new ExHyperlink(data_a, 0, data_a.length);
    	assertEquals("http://jakarta.apache.org/poi/hssf/", eh.getLinkURL());
	}
	public void testDetails() throws Exception {
    	ExHyperlink eh = new ExHyperlink(data_a, 0, data_a.length);
    	assertEquals("http://jakarta.apache.org/poi/hssf/", eh._getDetailsA());
    	assertEquals("http://jakarta.apache.org/poi/hssf/", eh._getDetailsB());
	}

	public void testWrite() throws Exception {
    	ExHyperlink eh = new ExHyperlink(data_a, 0, data_a.length);
		ByteArrayOutputStream baos = new ByteArrayOutputStream();
		eh.writeOut(baos);
		byte[] b = baos.toByteArray();

		assertEquals(data_a.length, b.length);
		for(int i=0; i<data_a.length; i++) {
			assertEquals(data_a[i],b[i]);
		}
	}
	
	public void testRealFile() throws Exception {
		String dirname = System.getProperty("HSLF.testdata.path");
		HSLFSlideShow hss = new HSLFSlideShow(dirname + File.separator + "WithLinks.ppt");
		SlideShow ss = new SlideShow(hss);
		
		// Get the document
		Document doc = ss.getDocumentRecord();
		// Get the ExObjList
		ExObjList exObjList = null;
		for(int i=0; i<doc._children.length; i++) {
			if(doc._children[i] instanceof ExObjList) {
				exObjList = (ExObjList)doc._children[i];
			}
		}
		assertNotNull(exObjList);
		
		// Within that, grab out the Hyperlink atoms
		ArrayList linksA = new ArrayList();
		for(int i=0; i<exObjList._children.length; i++) {
			if(exObjList._children[i] instanceof ExHyperlink) {
				linksA.add(exObjList._children[i]);
			}
		}
		
		// Should be 4 of them
		assertEquals(4, linksA.size());
		ExHyperlink[] links = new ExHyperlink[linksA.size()];
		linksA.toArray(links);
		
		assertEquals(4, exObjList.getExHyperlinks().length);
		
		// Check the other way
		
		// Check they have what we expect in them
		assertEquals(1, links[0].getExHyperlinkAtom().getNumber());
		assertEquals("http://jakarta.apache.org/poi/", links[0].getLinkURL());
		
		assertEquals(2, links[1].getExHyperlinkAtom().getNumber());
		assertEquals("http://slashdot.org/", links[1].getLinkURL());
		
		assertEquals(3, links[2].getExHyperlinkAtom().getNumber());
		assertEquals("http://jakarta.apache.org/poi/hssf/", links[2].getLinkURL());
		
		assertEquals(4, links[3].getExHyperlinkAtom().getNumber());
		assertEquals("http://jakarta.apache.org/hslf/", links[3].getLinkURL());
		
	}
}