package com.de22.javabytecode.attribute;

import com.de22.javabytecode.*;

/**
 * Copyright Wynne Crisman 1999,2006<p>
 * A reference to the source file name associated with the class file.
 */
public class SourceFile extends CodeAttribute {
	private short sourceFileIndex = 0;
	public static final String DEFAULT_NAME = "SourceFile";
/**
 * SourceFile constructor.
 * @param type The class this constant is a member of.
 */
public SourceFile(Type type) {
	super(type);
}//SourceFile()//
/**
 * Gets the index in the constant pool of the source file's name.
 * @return The index to the source file name constant (UTF8) in the constant pool.
 */
public short getSourceFileIndex() {
	return sourceFileIndex;
}//getSourceFileIndex()//
/**
 * Sets the index in the constant pool of the source file's name.
 * @param sourceFileIndex The index to the source file name constant (UTF8) in the constant pool.
 */
public void setSourceFileIndex(short sourceFileIndex) {
	this.sourceFileIndex = sourceFileIndex;
}//setSourceFileIndex()//
/**
 * Gets the attribute's default name as it is stored in the class bytes.
 * @return The default name identifying the attribute's type.
 */
public String getDefaultName() {
	return DEFAULT_NAME;
}//getDefaultName()//
/**
 * Gets the size in number of bytes of the component and all subcomponents.
 * @return The number of bytes required to represent the component and all subcomponents.
 */
public int getSize() {
	return 2;
}//getSize()//
/**
 * Reads this object from the given stream.
 * @param in The input stream to read this object from.
 */
public void readExternal(java.io.ObjectInput in) throws java.io.IOException, ClassNotFoundException {
	super.readExternal(in);

	in.readInt();  //Read the size of the attribute.//
	sourceFileIndex = in.readShort();
}//readExternal()//
/**
 * @see Component.toString(StringBuffer, int)
 */
public void toString(StringBuffer buffer, int tabCount) {
	appendTabs(buffer, tabCount);
	buffer.append("Source File Reference CodeAttribute (sourceFileIndex=");
	buffer.append(sourceFileIndex);
	buffer.append(" fileName='");
	buffer.append(getType().getConstant(sourceFileIndex));
	buffer.append("')");
	appendEndOfLine(buffer);
}//toString()//
/**
 * Writes this object to the given stream.
 * @param out The output stream to write this object to.
 */
public void writeExternal(java.io.ObjectOutput out) throws java.io.IOException {
	super.writeExternal(out);

	out.writeShort(sourceFileIndex);
}//writeExternal()//
}//SourceFile//