/*
* Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source 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, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package com.caucho.amber.type;
import com.caucho.java.JavaWriter;
import com.caucho.util.L10N;
import java.io.IOException;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
/**
* The type of a property.
*/
public class ByteArrayType extends AmberArrayType {
private static final L10N L = new L10N(ByteArrayType.class);
private ByteArrayType()
{
}
/**
* Returns the singleton ByteArray type.
*/
public static ByteArrayType create()
{
return new ByteArrayType();
}
/**
* Returns the type name.
*/
public String getName()
{
return "java.lang.Byte[]";
}
/**
* Returns the java type.
*/
public String getJavaTypeName()
{
return "java.lang.Byte[]";
}
/**
* Returns the java type for a single entry.
*/
public String getJavaObjectTypeName()
{
return "java.lang.Byte";
}
/**
* Returns the corresponding primitive array
* type name.
*/
public String getPrimitiveArrayTypeName()
{
return "byte[]";
}
/**
* Generates a string to load the property.
*/
public int generateLoad(JavaWriter out, String rs,
String indexVar, int index)
throws IOException
{
out.print(rs + ".getBytes(" + indexVar + " + " + index + ")");
return index + 1;
}
/**
* Generates a string to load the property.
*/
public int generateLoadNative(JavaWriter out, int index)
throws IOException
{
out.print("rs.getBytes(columnNames[" + index + "])");
return index + 1;
}
/**
* Generates a string to set the property.
*/
public void generateSet(JavaWriter out, String pstmt,
String index, String value)
throws IOException
{
out.println("if (" + value + " == null)");
out.println(" " + pstmt + ".setNull(" + index + "++, java.sql.Types.LONGVARBINARY);");
out.println("else {");
out.println(" java.lang.Byte[] super_temp_" + index + " = " + value + ";");
out.println(" byte[] temp_" + index + " = new byte[super_temp_" + index + ".length];");
out.println(" for (int i=0; i < temp_" + index + ".length; i++)");
out.println(" temp_" + index + "[i] = super_temp_" + index + "[i].byteValue();");
out.println(" " + pstmt + ".setBytes(" + index + "++, temp_" + index + ");");
out.println("}");
}
/**
* Sets the value.
*/
public void setParameter(PreparedStatement pstmt, int index, Object value)
throws SQLException
{
Byte[] wrapperByte = (Byte []) value;
byte[] primitiveByte = new byte[wrapperByte.length];
for (int i=0; i<wrapperByte.length; i++)
primitiveByte[i] = wrapperByte[i].byteValue();
pstmt.setBytes(index, primitiveByte);
}
/**
* Gets the value.
*/
public Object getObject(ResultSet rs, int index)
throws SQLException
{
byte[] primitiveByte = rs.getBytes(index);
if (rs.wasNull())
return null;
Byte[] wrapperByte = new Byte[primitiveByte.length];
for (int i=0; i < primitiveByte.length; i++)
wrapperByte[i] = new Byte(primitiveByte[i]);
return wrapperByte;
}
}