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/** @file
This file is to define nested element which is meant for specifying section file
Copyright (c) 2006, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
package org.tianocore.framework.tasks;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.File;
import java.io.FileInputStream;
import org.apache.tools.ant.BuildException;
/**
Class SectFile is to define a class corresponding to ANT nested element. It's
used to specify section file(s) when used with GenFfsFile task
**/
public class SectFile implements Section {
private String fileName = ""; /// section file name
private int alignment = 0;
/**
Get method of ANT task/datatype for "FileName" attribute
@returns The name of section file
**/
public String getFileName() {
return fileName;
}
/**
Set method of ANT task/datatype for "FileName" attribute
@param fileName The name of section file
**/
public void setFileName(String fileName) {
this.fileName = fileName;
}
public int getAlignment() {
return alignment;
}
public void setAlignment(int alignment) {
if (alignment > 7) {
this.alignment = 7;
} else {
this.alignment = alignment;
}
}
public SectFile (){
}
/**
Put the content of section file into specified buffer with extra bytes for
alignment requirement.
@param Buffer buffer to contain the section file content with alignment
**/
public void toBuffer (DataOutputStream buffer){
File sectFile;
int fileLen;
///
/// open file
///
sectFile = new File (this.fileName);
///
/// check if file exist.
///
if (! sectFile.exists()) {
throw new BuildException("The file " + this.fileName + " is not exist!\n");
}
///
/// Read section file and add it's contains to buffer.
///
try {
FileInputStream fs = new FileInputStream (sectFile.getAbsoluteFile());
DataInputStream In = new DataInputStream (fs);
fileLen = (int)sectFile.length();
byte[] sectBuffer = new byte[fileLen];
In.read(sectBuffer);
buffer.write(sectBuffer);
///
/// 4 byte alignment
///
while ((fileLen & 0x03)!= 0) {
fileLen ++;
buffer.writeByte(0);
}
///
/// close inputStream
///
In.close();
} catch (Exception e) {
System.out.print(e.getMessage());
throw new BuildException("SectFile, toBuffer failed!\n");
}
}
}
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