指昂平板 指纹识别接口

基于厂家提供的例子 android060demo.rar

// FingerPrintFeature.java      
//依赖 demo 的 andriod060.java 和 za_finger.java；引入库 libandroid_060.so；把demo中的权限,加入项目  
//另 closeDevice方法 调用时发现有问题并没有调用，只open然后读取指纹发现没有问题  

package com.renhe.za.fingerPrintApi;  
import io.dcloud.DHInterface.IWebview;  
import io.dcloud.DHInterface.StandardFeature;  
import io.dcloud.util.JSUtil;  
import org.json.JSONArray;  
import org.json.JSONException;  
import org.json.JSONObject;  
import com.za.android060;  
import com.zafinger.ZA_finger;  
public class FingerPrintFeature extends StandardFeature{  

    public void openDevice(IWebview pWebview, JSONArray array){       
        int DEV_ADDR = 0xffffffff;  
        android060 a6= new android060();  
        try{  
            //a6.card_power_off(60, 3);  
            ZA_finger.fppower(1);  
            //ZA_finger.cardpower(1);  
            android.os.SystemClock.sleep(1000);  
            int status = a6.ZAZOpenDeviceEx(-1,2, 3, 12, 0, 0);  
            if(status!=1){  
                JSUtil.execCallback(pWebview, array.optString(0), "打开设备失败", JSUtil.ERROR, false);  
                return;  
            }  
            JSUtil.execCallback(pWebview, array.optString(0), "打开设备成功", JSUtil.OK, false);  
        }catch(Exception ex){  
            JSUtil.execCallback(pWebview, array.optString(0), "打开设备异常", JSUtil.ERROR, false);  
            return;  
        }  
    }  

    public void closeDevice(IWebview pWebview, JSONArray array)  
    {  
        int DEV_ADDR = 0xffffffff;  
        android060 a6= new android060();  
        try{  
            a6.ZAZCloseDeviceEx();  
            ZA_finger.fppower(0);  
            //ZA_finger.cardpower(0);  
            JSUtil.execCallback(pWebview, array.optString(0), "关闭设备成功", JSUtil.OK, false);  
        }catch(Exception ex){  
            JSUtil.execCallback(pWebview, array.optString(0), "关闭设备失败", JSUtil.ERROR, false);  
        }  
    }  

    public void doFingerPrint(IWebview pWebview, JSONArray array){  

        int DEV_ADDR = 0xffffffff;  
        android060 a6= new android060();  
        try{  
            int nRet = 0;  
            nRet = a6.ZAZGetImage(DEV_ADDR);  
            if(nRet == 0){  
                int[] len = { 0, 0 };  
                char[] Image = new char[256 * 288];  
                a6.ZAZUpImage(DEV_ADDR, Image, len);   
                String fingerPrintPath = android.os.Environment.getExternalStorageDirectory().getPath()+"/fingerPrint.bmp";  
                a6.ZAZImgData2BMP(Image, fingerPrintPath);  

                nRet= a6.ZAZGenChar(DEV_ADDR, a6.CHAR_BUFFER_A);  
                if(nRet ==a6.PS_OK){  
                    int[] iTempletLength = { 0, 0 };  
                    byte[] pTemplet = new byte[512];  
                    nRet=a6.ZAZUpChar(DEV_ADDR,a6.CHAR_BUFFER_A, pTemplet, iTempletLength);  
                    if(nRet ==a6.PS_OK){  
                        JSONObject obj = new JSONObject();  
                        obj.put("fingerPrintCode", charToHexString(pTemplet));  
                        obj.put("fingerPrintPath", fingerPrintPath);  
                        JSUtil.execCallback(pWebview, array.optString(0), obj, JSUtil.OK, false);  
                    }else{  
                        JSUtil.execCallback(pWebview, array.optString(0), "生成指纹特征码失败", JSUtil.ERROR, false);  
                    }  
                }else{  
                    JSUtil.execCallback(pWebview, array.optString(0), "指纹特征太差,重新录入", JSUtil.ERROR, false);  
                }     
            }else if(nRet==a6.PS_NO_FINGER){  
                JSUtil.execCallback(pWebview, array.optString(0), "未按手指", JSUtil.ERROR, false);  
            }else {  
                JSUtil.execCallback(pWebview, array.optString(0), "读取指纹失败", JSUtil.ERROR, false);  
            }  

        }catch(Exception ex){  
            JSUtil.execCallback(pWebview, array.optString(0), "读取指纹异常", JSUtil.ERROR, false);  
        }     
    }  

    private String charToHexString(byte[] val) {  
        String temp="";  
        for(int i=0;i<val.length;i++)  
        {   
            String hex = Integer.toHexString(0xff & val[i]);  
            if (hex.length() == 1) {   
                hex = '0' + hex;   
            }   
            temp += hex.toUpperCase();     
        }  
        return temp;  
    }  
}