关于repaint();类在多个线程里面无法调用paintComponent类

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关于repaint();类在多个线程里面无法调用paintComponent类5

小弟在这里给各位前辈鞠躬了
父类继承jpanel,第一个子类开始线程后调用this.repaint();有效第二个子类开始线程后调用this.repaint();无效 ,上无效子类代码package com.yuanye.role;

import java.awt.AlphaComposite;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.util.ArrayList;
import java.util.List;
import java.util.Random;

import javax.swing.JPanel;

import com.yuanye.util.ImageConst;
import com.yuanye.util.Particle;

public class Effect extends BaseRole implements Runnable{
private static List<Effect> bombList = new ArrayList<Effect>();
private int x;
private int y;
private WolfRole wolf;
private int spark_Idx;
private int wolf_fly_idx;
private int wolf_fly_idy;
private static int isEffect = 0;
private static int RCOK = 1;
private static int ICEEFFECT = 2;
private float i = 0.0f;
AlphaComposite alpha = AlphaComposite.SrcOver.derive(i);// 获得表示透明度的AlphaComposite对象
public Effect() {
new Thread(this).start();
}

public void paintSpark(Graphics g) {
g.drawImage(ImageConst.SPARK[spark_Idx], x, y, this);
}
public void paintComponent(Graphics g) {
System.out.println("1");
super.paintComponent(g);
/**
* 效果类List
*/
for (int i = 0; i < bombList.size(); i++) {
bombList.get(i).paintActoin(g);
}
}
// public void Run(){
// new Thread(this).start();
// }
public void paintIceEffect(Graphics g) {
g.drawImage(ImageConst.WOLF_FLY[wolf_fly_idx][wolf_fly_idy], x, y, this);
Graphics2D g2 = (Graphics2D) g;// 获得Graphics2D对象
g2.setComposite(alpha);// 指定AlphaComposite对象
g.drawImage(ImageConst.ICE_WOLF, x, y, this);
}

public void paintActoin(Graphics g) {
if (isEffect == RCOK) {
paintSpark(g);
}
if (isEffect == ICEEFFECT) {
paintIceEffect(g);
}
}

public Effect(int x, int y, int idx, int idy, int isspark, WolfRole wolf) {
this.x = x;
this.y = y;
this.wolf_fly_idx = idx;
this.wolf_fly_idy = idy;
isEffect = isspark;
this.wolf = wolf;
}

public void action() {
if (isEffect == RCOK) {
this.Spark();
}
if (isEffect == ICEEFFECT) {
this.IceWolf();
}
}

private void IceWolf() {
if (y < 500) {
if (i < 1.0f) {
System.out.println(i);
y -= 2;
i += 0.1f;
if(i > 1.0f){
i = 1.0f;
}
} else {
i = 1.0f;
this.y += 5;
}
} else {
bombList.remove(this);
}
alpha = AlphaComposite.SrcOver.derive(i);
}

private void Spark() {
if (spark_Idx < 2) {
this.spark_Idx++;
} else {
// this.bombList.remove(this);
isEffect = 0;
spark_Idx = 0;
}
}

public static List<Effect> getBombList() {
return bombList;
}

public static void setBombList(List<Effect> bombList) {
Effect.bombList = bombList;
}

@Override
public void run() {
while (true) {
for (int i = 0; i < Effect.getBombList().size(); i++) {
Effect.getBombList().get(i).action();
// bombList.get(i).repaint();
}
this.repaint();//就是这里
super.repaint();
try {
Thread.sleep(100);// 休眠150毫秒
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
}
小弟给各位前辈鞠躬了,感激不尽

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