package org.eclipse.debug.internal.ui;

/*
 * (c) Copyright IBM Corp. 2000, 2001.
 * All Rights Reserved.
 */

import org.eclipse.jface.text.ITextStore;

public class ConsoleOutputTextStore implements ITextStore {

	private StringBuffer fBuffer;

	public ConsoleOutputTextStore(int bufferSize) {
		fBuffer= new StringBuffer(bufferSize);
	}

	/**
	 * @see ITextStore#get(int)
	 */
	public char get(int pos) {
		return fBuffer.charAt(pos);
	}

	/**
	 * @see ITextStore#get(int, int)
	 */
	public String get(int pos, int length) {
		return fBuffer.substring(pos, pos + length);
	}

	/**
	 * @see ITextStore#getLength()
	 */
	 public int getLength() {
		return fBuffer.length();
	}

	/**
	 * @see ITextStore#replace(int, int, String)
	 */
	 public void replace(int pos, int length, String text) {
		if (text == null) {
			text= ""; //$NON-NLS-1$
		}
		fBuffer.replace(pos, pos + length, text);
	}

	/**
	 * @see ITextStore#set(String)
	 */
	 public void set(String text) {
		fBuffer= new StringBuffer(text);
	}

	/**
	 * @see StringBuffer#ensureCapacity(int)
	 */
	public void setMinimalBufferSize(int bufferSize) {
		fBuffer.ensureCapacity(bufferSize);
	}
}