Unity3D和Android交互

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unity项目/Assets/Plugins/Android目录下是一个android项目目录
把资源文件和所依赖的库文件放到相应的文件夹中，ps：这个目录需要首先run一次项目自动生成。
assets目录，libs目录，runtime目录等，bin下的class.jar文件是需要android功能导出主jar包。
1，
2，主activity继承UnityPlayerActivity

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package lisi.dktest;

import java.text.Format;
import java.text.SimpleDateFormat;
import java.util.Date;

import android.os.Bundle;
import android.os.Message;
import android.util.Log;
import android.widget.Toast;

import com.unicom.xiaowo.Pay;
import com.unicom.xiaowo.Pay.UnipayPayResultListener;
import com.unity3d.player.UnityPlayer;
import com.unity3d.player.UnityPlayerActivity;
public class InitActivity extends UnityPlayerActivity {
	static String[] testStr = new String[]{
		"渠道计费测试0.1元"
	};
    private final UIActivityHandler uiHandler = new UIActivityHandler(this);
	 public static class UIActivityHandler extends
     WeakHandler<InitActivity> {

		 public UIActivityHandler(InitActivity owner) {
			 super(owner);
		 }

 public void handleMessage(Message msg) {
	 InitActivity owner = getOwner();
     if (owner == null) {
         return;
     }
     	owner.handleUIMessage(msg);
 		}
	 }
	 
	 public void handleUIMessage(Message msg) {
		 PayDto payDto = (PayDto)msg.obj;
		 switch(msg.what){
		 case 1:
	          Toast.makeText(InitActivity.this, "道具购买成功!\n金额:" + payDto.getStrPrice() + "元", 1).show();
	          String resultDesc1 = "道具购买成功!\n金额:" + payDto.getStrPrice() + "元";
	          UnityPlayer.UnitySendMessage(payDto.getU3dObjName(), "OnBuySuccess",  "3010  " + resultDesc1);
			 break;
		 case 2:		 
			 Toast.makeText(InitActivity.this, "购买失败", 1).show();
	          String resultDesc2 = "购买失败";
	          UnityPlayer.UnitySendMessage(payDto.getU3dObjName(), "OnBuyFailed",  "3011  " + resultDesc2);
			 Toast.makeText(InitActivity.this, "支付失败", Toast.LENGTH_LONG).show();
			 break;
		 case 3:		
			 Toast.makeText(InitActivity.this, "玩家取消支付", 1).show();
	         String resultDesc3 = "玩家取消支付";
	         UnityPlayer.UnitySendMessage(payDto.getU3dObjName(), "OnBuyFailed",   "3012  " + resultDesc3);
			 break;
		 case 5:
			 pay(payDto);
			 break;
		 }
	}
	 
	 protected final void postMessage(int what, Object object) {
	        Message.obtain(uiHandler, what, object).sendToTarget();
	    }
	
	Format format = new SimpleDateFormat("yyMMddHHmmss");
	protected void onCreate(Bundle savedInstanceState) {
	    super.onCreate(savedInstanceState);
	}
	  
	public void Buy(String ItemID, String strPrice, String U3dObjName, String strCP, String strProductName){
		
		Log.v("Buy","ItemID:"+ItemID);
		Log.v("Buy","strPrice:"+strPrice);
		Log.v("Buy","U3dObjName:"+U3dObjName);
		Log.v("Buy","strCP:"+strCP);
		Log.v("Buy","strProductName:"+strProductName);
		
//		String orderid = format.format(new Date());
//		StringBuffer sb = new StringBuffer(orderid);
//		for(int i =0;i<36-orderid.length();i++){
//			sb.append('0');
//		}
		String productName ="";
	    productName = strProductName.replace("coins", "金币");
		String strProductNameStr = productName.replace(" ", "");
		
		PayDto payDto = new PayDto();
		payDto.setItemID(ItemID);
		payDto.setStrPrice(strPrice);
		payDto.setU3dObjName(U3dObjName);
		payDto.setStrCP(strCP);
		payDto.setStrProductName(strProductNameStr);
		
		postMessage(5,payDto);
	}
	
	public void pay(final PayDto payDto){
		StringBuffer priceBuffer = new StringBuffer(payDto.getStrPrice());
		String priceYuan = payDto.getStrPrice();	
		priceBuffer.append("00");
		Log.v("Buy","price:"+priceBuffer);
		
		String code = "";
		String payTypeStr = "";
		String price = priceBuffer.toString();
		String strPrice="";
		if("100".equals(price)){
			code = "161226568158";
		}else if("200".equals(price)){
			code = "161226568159";
			strPrice = "0200";
			payTypeStr = PayType.PAY_TYPE_002;
		}else if("300".equals(price)){
			code = "161226568160";
		}else if("400".equals(price)){
			code = "161226568161";
			strPrice = "0400";
			payTypeStr = PayType.PAY_TYPE_004;
		}else if("500".equals(price)){
			code = "161226568162";
		}else if("600".equals(price)){
			code = "161226568163";
		}else if("700".equals(price)){
			code = "161226568164";
		}else if("800".equals(price)){
			code = "161226568165";
			strPrice = "0800";
			payTypeStr = PayType.PAY_TYPE_008;
		}else if("900".equals(price)){
			code = "161226568166";
		}else if("1000".equals(price)){
			code = "161226568167";
			strPrice = "1100";
			payTypeStr = PayType.PAY_TYPE_010;
		}else if("1100".equals(price)){
			code = "161226568168";
		}else if("1200".equals(price)){
			code = "161226568169";
		}else if("1300".equals(price)){
			code = "161226568170";
		}else if("1400".equals(price)){
			code = "161226568171";
		}else if("1500".equals(price)){
			code = "161226568172";
		}else if("1600".equals(price)){
			code = "161226568173";
		}else if("1700".equals(price)){
			code = "161226568174";
		}else if("1800".equals(price)){
			code = "161226568175";
		}else if("1900".equals(price)){
			code = "161226568176";
		}else if("2000".equals(price)){
			code = "161226568177";
			strPrice = "2000";
			//这里有可能是1200金币，也有可能是2200金币
//			payTypeStr = PayType.PAY_TYPE_020;
		}else if("2100".equals(price)){
			code = "161226568178";
		}else if("2200".equals(price)){
			code = "161226568179";
		}else if("2300".equals(price)){
			code = "161226568180";
		}else if("2400".equals(price)){
			code = "161226568181";
		}else if("2500".equals(price)){
			code = "161226568182";
		}else if("2600".equals(price)){
			code = "161226568183";
		}else if("2700".equals(price)){
			code = "161226568184";
		}else if("2800".equals(price)){
			code = "161226568185";
		}else if("2900".equals(price)){
			code = "161226568186";
		}else if("3000".equals(price)){
			code = "161226568187";
		}
		
		String productName = payDto.getStrProductName();
		if(productName!=null){
			if("1200金币".equals(productName)){
				payTypeStr = PayType.PAY_TYPE_020;
			}else if ("2200金币".equals(productName)){
				payTypeStr = PayType.PAY_TYPE_120;
			}
		}
		Log.v("tag","code:"+code);
		Log.v("tag","productName:"+payDto.getStrProductName());
		Log.v("tag","priceYuan:"+priceYuan);
		Log.v("tag","payDto.getOrderId():"+payDto.getOrderId());
		
		String  orderid =new SimpleDateFormat("yyyyMMddHHmmss").format(new Date())+strPrice+"609"+payTypeStr;
//		Pay.getInstance().payChannel(ChannelPayActivity.this ,
//				"游戏测试", "小沃科技有限公司", "130201102727","沃VAC短代测试-0.1元","0.1", sb.toString(), new UnipayPayResultListener() {
		
		Log.v("tag Pay","code:"+code);
		Log.v("tag Pay","productName:"+productName);
		Log.v("tag Pay","priceYuan:"+priceYuan);
		Log.v("tagPay","orderid:"+orderid);	
		
		if("2200金币".equals(productName)){
			postMessage(1,payDto);
		}else{
		Pay.getInstance().payChannel(InitActivity.this,
				"天天萌萌推", "北京凤凰互动娱乐网络技术有限公司",code,productName,priceYuan, orderid, new UnipayPayResultListener() {
					@Override
					public void PayResult(String arg0, int arg1, int arg2, String arg3) {
						Log.v("Buy","arg1:"+arg1);
						Log.v("Buy","arg3:"+arg3);
						if(arg1 == 1){
							postMessage(1,payDto);
						}else if(arg1 == 2){
							postMessage(2,payDto);
						}else if(arg1 == 3){
							postMessage(3,payDto);
						}
					}
				});
		}
	}
}

调用

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using (AndroidJavaClass jc = new AndroidJavaClass("com.unity3d.player.UnityPlayer"))
       {
           using (AndroidJavaClass unityPlayer = new AndroidJavaClass("com.unity3d.player.UnityPlayer"))
           {
               using (AndroidJavaObject curActivity = unityPlayer.GetStatic<AndroidJavaObject>("currentActivity"))
               {
                   pay(curActivity.GetRawObject(), strAppleShopItemID, "Main Camera", "PayResult");
                   //TCPClient.AddLog("Andriod_YiJie OnBuy (2):" + Time.time);
               }
           }
       }