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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with 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 the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.tuscany.das.rdb.test.data;
import java.io.IOException;
import java.io.InputStream;
import java.lang.reflect.Constructor;
import java.sql.Blob;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import org.apache.tuscany.das.rdb.test.framework.TestDataWithExplicitColumns;
public class DocumentsImagesData extends TestDataWithExplicitColumns {
public DocumentsImagesData(Connection connection) {
super(connection, null, null, null);
}
public String getTableName() {
return "DOCUMENTS_IMAGES";
}
//Due to special processing, not using superclass methods.
protected void insertRows() throws SQLException {
try{
InputStream fileAsciiStream = this.getClass().getClassLoader().getResourceAsStream("asciifile.txt");
PreparedStatement ps = this.connection.prepareStatement("INSERT INTO DOCUMENTS_IMAGES VALUES (?, ?, ?)");
ps.setInt(1, 100);
// - set the value of the input parameter to the input stream
ps.setAsciiStream(2, fileAsciiStream, fileAsciiStream.available());
//Blob
InputStream fileImgStream = this.getClass().getClassLoader().getResourceAsStream("moin-www.png");
byte[] imgBytes = new byte[fileImgStream.available()];
int i=0;
while(fileImgStream.available()>0){
imgBytes[i] = (byte)fileImgStream.read();
i++;
}
Blob blob = createBlob(imgBytes);
ps.setBlob(3, blob);
ps.execute();
ps.close();
}catch(IOException ioe){
ioe.printStackTrace();
throw new RuntimeException("Could not insert data for Blob/Clob..Please check resources!"+ioe.getMessage());
}
}
private Blob createBlob(byte[] bytes) {
Blob blob = null;
Class blobClazz;
try {
blobClazz = Class.forName("javax.sql.rowset.serial.SerialBlob", true, Thread.currentThread().getContextClassLoader());
Constructor blobConstructor = blobClazz.getConstructor(new Class[] { bytes.getClass() });
blob = (Blob) blobConstructor.newInstance(new Object[] { bytes });
} catch (Exception e) {
throw new RuntimeException(e);
}
return blob;
}
}
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