    001package net.minecraft.server.gui;
    002
    003import cpw.mods.fml.relauncher.Side;
    004import cpw.mods.fml.relauncher.SideOnly;
    005import java.util.logging.Formatter;
    006import java.util.logging.Handler;
    007import java.util.logging.LogRecord;
    008import javax.swing.JTextArea;
    009
    010@SideOnly(Side.SERVER)
    011public class GuiLogOutputHandler extends Handler
    012{
    013    private int[] field_79023_b = new int[1024];
    014    private int field_79024_c = 0;
    015    Formatter field_79025_a = new GuiLogFormatter(this);
    016    private JTextArea field_79022_d;
    017
    018    public GuiLogOutputHandler(JTextArea par1JTextArea)
    019    {
    020        this.setFormatter(this.field_79025_a);
    021        this.field_79022_d = par1JTextArea;
    022    }
    023
    024    public void close() {}
    025
    026    public void flush() {}
    027
    028    public void publish(LogRecord par1LogRecord)
    029    {
    030        int var2 = this.field_79022_d.getDocument().getLength();
    031        this.field_79022_d.append(this.field_79025_a.format(par1LogRecord));
    032        this.field_79022_d.setCaretPosition(this.field_79022_d.getDocument().getLength());
    033        int var3 = this.field_79022_d.getDocument().getLength() - var2;
    034
    035        if (this.field_79023_b[this.field_79024_c] != 0)
    036        {
    037            this.field_79022_d.replaceRange("", 0, this.field_79023_b[this.field_79024_c]);
    038        }
    039
    040        this.field_79023_b[this.field_79024_c] = var3;
    041        this.field_79024_c = (this.field_79024_c + 1) % 1024;
    042    }
    043}