java很容易被反编译，开发个java混淆器

java很容易被反编译，开发个java混淆器，混淆后的结果如下
结构

package1
  --Class1.java
  --Class2.java
  --Class3.java

java代码：

public class Class3 extends Dialog{

	public MessageBox field77 = null;
	public MessageBox field78 = null;
	public Type122(Shell localVariable79) {
		super(localVariable79);
		field77 = new MessageBox(localVariable79, SWT.ICON_INFORMATION);
		field78 = new MessageBox(localVariable79, SWT.OK|SWT.CANCEL);
	}
	public static final int field80=33;
	public static final int field81=10;
	public static final int field82=15;
	public static final int field83=2;
	public static final int field84=8;
	public static final int field85=60;
	public static final int field86=20;
	public static final int field87=20;
	public static final int field88= 6;
	public static final int field89=5;
	public static final int field90=20;
	public static final int method93(MouseEvent e, Table localVariable91) {
		int localVariable92=localVariable91.getHeaderHeight();
		System.out.println(localVariable91.getHeaderHeight());
		int rowIndex = -1;
		localVariable91.getItem(new Point(e.x, e.y));
		System.out.println(localVariable91.getItems()[0].getBounds().height);
		for (int i = 0; i < localVariable91.getItems().length; i++) {
			TableItem tableItem = localVariable91.getItems()[i];
			localVariable92 += tableItem.getBounds().height;
			if (e.y > tableItem.getBounds().y&&
					e.y <= tableItem.getBounds().y+tableItem.getBounds().height) {
				rowIndex = i;
				break;
			}
		}
		return rowIndex;
	}

	static public void method98(Table localVariable94,String[] localVariable95, int[] localVariable96) {
		for (int localVariable97 = 0; localVariable97 < localVariable96.length; localVariable97++) {

			TableColumn tc1 = new TableColumn(localVariable94, SWT.CENTER);
			tc1.setText(localVariable95[localVariable97]);
			tc1.setWidth(localVariable96[localVariable97]);
			tc1.setAlignment(SWT.LEFT);
		}
	}
	static public void method105(int localVariable99,Label[] localVariable100,Text[] localVariable101,  String[] localVariable102, int[] localVariable103) {
		for (int localVariable104 = 0; localVariable104 < localVariable100.length; localVariable104++) {
			localVariable100[localVariable104].setText(localVariable102[localVariable104]);
			int i = method115(localVariable100[localVariable104]);
			localVariable100[localVariable104].setBounds(localVariable104 == 0 ? field81 : (localVariable101[localVariable104 - 1].getBounds().x + field84 + localVariable101[localVariable104 - 1].getBounds().width), localVariable99 + field89, i, field87);
			localVariable101[localVariable104].setBounds(localVariable100[localVariable104].getBounds().x + field83 + localVariable100[localVariable104].getBounds().width, localVariable99, localVariable103[localVariable104], field87);
		}
	}

	static public void method112(int localVariable106,Label[] localVariable107,Text[] localVariable108,  String[] localVariable109, int[] localVariable110) {
		int localVariable111=0;
		for (int i = 0; i < localVariable109.length; i++) {
			localVariable111=(localVariable111>localVariable109[i].length())?localVariable111:localVariable109[i].length();
		}
		for (int j = 0; j < localVariable107.length; j++) {
			localVariable107[j].setText(localVariable109[j]);
			localVariable107[j].setBounds(field81 ,j == 0 ? localVariable106: (localVariable108[j - 1].getBounds().y + field84 + localVariable108[j - 1].getBounds().height), localVariable111* field88, field87);
			localVariable108[j].setBounds(localVariable107[j].getBounds().x + field83 + localVariable107[j].getBounds().width, localVariable107[j].getBounds().y, localVariable110[j], field87);
		}
	}
	public static int method115(Label localVariable113) {
		int localVariable114 = localVariable113.getText().length()* field88;
		return localVariable114;
	}

	static public int method118(Control localVariable116) {
		int localVariable117 = localVariable116.getBounds().x+localVariable116.getBounds().width+field84;
		return localVariable117;
	}
	static public int method121(Control localVariable119) {
		int localVariable120 = localVariable119.getBounds().y+localVariable119.getBounds().height+field89;
		return localVariable120;
	}
}