/** 生成签名 */
private String genPackageSign(List<NameValuePair> params) {
StringBuilder sb = new StringBuilder();
for (int i = 0; i < params.size(); i++) {
sb.append(params.get(i).getName());
sb.append('=');
sb.append(params.get(i).getValue());
sb.append('&');
}
sb.append("key=");
sb.append(Constants.API_KEY);
String packageSign = MD5.getMessageDigest(sb.toString().getBytes()).toUpperCase();
Log.e("orion", packageSign);
return packageSign;
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.pay);
show = (TextView) findViewById(R.id.editText_prepay_id);
req = new PayReq();
sb = new StringBuffer();
msgApi.registerApp(Constants.APP_ID);
// 生成prepay_id
Button payBtn = (Button) findViewById(R.id.unifiedorder_btn);
payBtn.setOnClickListener(
new View.OnClickListener() {
@Override
public void onClick(View v) {
GetPrepayIdTask getPrepayId = new GetPrepayIdTask();
getPrepayId.execute();
}
});
Button appayBtn = (Button) findViewById(R.id.appay_btn);
appayBtn.setOnClickListener(
new View.OnClickListener() {
@Override
public void onClick(View v) {
sendPayReq();
}
});
// 生成签名参数
Button appay_pre_btn = (Button) findViewById(R.id.appay_pre_btn);
appay_pre_btn.setOnClickListener(
new View.OnClickListener() {
@Override
public void onClick(View v) {
genPayReq();
}
});
String packageSign = MD5.getMessageDigest(sb.toString().getBytes()).toUpperCase();
}
private String genNonceStr() {
Random random = new Random();
return MD5.getMessageDigest(String.valueOf(random.nextInt(10000)).getBytes());
}