/*
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* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership. Some portions may be licensed
* to Red Hat, Inc. under one or more contributor license agreements.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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*/
package org.teiid.core.types;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import javax.sql.rowset.serial.SerialBlob;
import org.teiid.core.types.BlobType;
import org.teiid.core.util.UnitTestUtil;
import junit.framework.TestCase;
public class TestBlobValue extends TestCase {
public void testBlobValue() throws Exception {
String testString = "this is test blob"; //$NON-NLS-1$
SerialBlob blob = new SerialBlob(testString.getBytes());
BlobType bv = new BlobType(blob);
assertEquals(testString, new String(bv.getBytes(1L, (int)bv.length())));
}
public void testBlobValuePersistence() throws Exception {
String testString = "this is test clob"; //$NON-NLS-1$
SerialBlob blob = new SerialBlob(testString.getBytes());
BlobType bv = new BlobType(blob);
String key = bv.getReferenceStreamId();
// now force to serialize
File saved = new File(UnitTestUtil.getTestScratchPath()+"/blobassaved.bin"); //$NON-NLS-1$
ObjectOutputStream out = new ObjectOutputStream(new FileOutputStream(saved));
out.writeObject(bv);
out.close();
// now read back the object from serilized state
ObjectInputStream in = new ObjectInputStream(new FileInputStream(saved));
BlobType read = (BlobType)in.readObject();
// make sure we have kept the reference stream id
assertEquals(key, read.getReferenceStreamId());
// and lost the original object
assertNull(read.getReference());
saved.delete();
}
}