1 添加了 1 个 jar API 文件。这是示例代码的其余部分
我收到错误:
06-01 18:22:31.900: E/AndroidRuntime(24713): java.lang.RuntimeException: 无法实例化 Activity ComponentInfo{com.samsungapps.plasma.plasmatester/com.samsungapps.plasma.plasmaster.PlasmaTesterActivity}: java.lang.ClassNotFoundException: com.samsungapps.plasma.plasmatester.PlasmaTesterActivity 在加载程序 dalvik.system.PathClassLoader[/data/app/com.samsungapps.plasma.plasmatester-1.apk]
public class PlasmaTesterActivity extends Activity implements PlasmaListener {
private class ItemInformationListAdapter extends
ArrayAdapter<ItemInformation> {
public ItemInformationListAdapter(Context context,
int textViewResourceId, ArrayList<ItemInformation> objects) {
super(context, textViewResourceId, objects);
__itemInformationList = objects;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
View v = convertView;
if (v == null) {
LayoutInflater inflater = PlasmaTesterActivity.this
.getLayoutInflater();
v = inflater.inflate(R.layout.row, null);
}
final ItemInformation pi = __itemInformationList.get(position);
if (pi != null) {
TextView tv1 = (TextView) v.findViewById(R.id.textView1);
tv1.setText(pi.getItemName());
TextView tv2 = (TextView) v.findViewById(R.id.textView2);
tv2.setText(getPriceStringWithCurrencyUnit(pi));
TextView tv3 = (TextView) v.findViewById(R.id.textView3);
tv3.setText(pi.getItemDescription());
Button b = (Button) v.findViewById(R.id.button1);
b.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
__plasma.requestPurchaseItem(__transactionId++,
pi.getItemId());
}
});
}
return v;
}
private ArrayList<ItemInformation> __itemInformationList = null;
}
private class PurchasedItemInformationListAdapter extends
ArrayAdapter<PurchasedItemInformation> {
public PurchasedItemInformationListAdapter(Context context,
int textViewResourceId,
ArrayList<PurchasedItemInformation> objects) {
super(context, textViewResourceId, objects);
__purchasedItemInformationList = objects;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
View v = convertView;
if (v == null) {
LayoutInflater inflater = PlasmaTesterActivity.this
.getLayoutInflater();
v = inflater.inflate(R.layout.row, null);
}
final PurchasedItemInformation pi = __purchasedItemInformationList
.get(position);
if (pi != null) {
TextView tv1 = (TextView) v.findViewById(R.id.textView1);
tv1.setText(pi.getItemName());
TextView tv2 = (TextView) v.findViewById(R.id.textView2);
tv2.setText(getPriceStringWithCurrencyUnit(pi));
TextView tv3 = (TextView) v.findViewById(R.id.textView3);
tv3.setText(pi.getPaymentId());
Button b = (Button) v.findViewById(R.id.button1);
b.setVisibility(View.GONE);
}
return v;
}
private ArrayList<PurchasedItemInformation> __purchasedItemInformationList = null;
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
__plasma = new Plasma(__ITEM_GROUP_ID, this);
__plasma.setPlasmaListener(this);
__plasma.setDeveloperFlag(1);
ArrayList<ItemInformation> itemInformationList = new ArrayList<ItemInformation>();
__itemInformationListAdapter = new ItemInformationListAdapter(this,
R.layout.row, itemInformationList);
ArrayList<PurchasedItemInformation> purchasedItemInformationList = new ArrayList<PurchasedItemInformation>();
__purchasedItemInformationListAdapter = new PurchasedItemInformationListAdapter(
this, R.layout.row, purchasedItemInformationList);
ListView itemList = (ListView) findViewById(R.id.listView1);
itemList.setAdapter(__itemInformationListAdapter);
ListView purchaseList = (ListView) findViewById(R.id.listView2);
purchaseList.setAdapter(__purchasedItemInformationListAdapter);
Button getItemListButton = (Button) findViewById(R.id.button1);
getItemListButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
__plasma.requestItemInformationList(__transactionId++, 1,
__ITEM_LIST_REQUEST_COUNT);
}
});
Button getPurchaseListButton = (Button) findViewById(R.id.button2);
getPurchaseListButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
__plasma.requestPurchasedItemInformationList(__transactionId++,
1, __ITEM_LIST_REQUEST_COUNT);
}
});
}
@Override
public void onItemInformationListReceived(int transactionId,
int statusCode, ArrayList<ItemInformation> itemInformationList) {
switch (statusCode) {
case Plasma.STATUS_CODE_SUCCESS:
__itemInformationListAdapter.clear();
for (int i = 0; i < itemInformationList.size(); i++) {
ItemInformation itemInformation = itemInformationList.get(i);
__itemInformationListAdapter.add(itemInformation);
}
__itemInformationListAdapter.notifyDataSetChanged();
break;
default:
String errorMessage = "Failed to retrieve the item list";
showErrorDialog(statusCode, errorMessage);
break;
}
}
@Override
public void onPurchasedItemInformationListReceived(int transactionId,
int statusCode,
ArrayList<PurchasedItemInformation> purchasedItemInformationList) {
switch (statusCode) {
case Plasma.STATUS_CODE_SUCCESS:
__purchasedItemInformationListAdapter.clear();
for (int i = 0; i < purchasedItemInformationList.size(); i++) {
PurchasedItemInformation purchasedItemInformation = purchasedItemInformationList
.get(i);
__purchasedItemInformationListAdapter
.add(purchasedItemInformation);
}
__purchasedItemInformationListAdapter.notifyDataSetChanged();
break;
default:
String errorMessage = "Failed to retrieve the purchase list";
showErrorDialog(statusCode, errorMessage);
break;
}
}
@Override
public void onPurchaseItemFinished(int transactionId, int statusCode,
PurchasedItemInformation purchasedItemInformation) {
AlertDialog.Builder alertDialogBuilder = new AlertDialog.Builder(this);
switch (statusCode) {
case Plasma.STATUS_CODE_SUCCESS:
StringBuilder purchasedItemInformationStringBuilder = new StringBuilder();
purchasedItemInformationStringBuilder.append("Item name: ");
purchasedItemInformationStringBuilder
.append(purchasedItemInformation.getItemName());
purchasedItemInformationStringBuilder.append(__CR_LF);
purchasedItemInformationStringBuilder.append("Item ID: ");
purchasedItemInformationStringBuilder
.append(purchasedItemInformation.getItemId());
purchasedItemInformationStringBuilder.append(__CR_LF);
purchasedItemInformationStringBuilder.append("Payment ID: ");
purchasedItemInformationStringBuilder
.append(purchasedItemInformation.getPaymentId());
purchasedItemInformationStringBuilder.append(__CR_LF);
purchasedItemInformationStringBuilder.append("Purchase date: ");
purchasedItemInformationStringBuilder
.append(purchasedItemInformation.getPurchaseDate());
purchasedItemInformationStringBuilder.append(__CR_LF);
purchasedItemInformationStringBuilder.append("Price: ");
purchasedItemInformationStringBuilder
.append(getPriceStringWithCurrencyUnit(purchasedItemInformation));
alertDialogBuilder.setTitle("Purchase information");
alertDialogBuilder.setMessage(purchasedItemInformationStringBuilder
.toString());
alertDialogBuilder.show();
break;
case Plasma.STATUS_CODE_CANCEL:
break;
default:
String errorMessage = "Failed to purchase the item";
showErrorDialog(statusCode, errorMessage);
break;
}
}
private void showErrorDialog(int errorCode, String errorMessage) {
String errorMessageWithCode = String.format("%s (%d)", errorMessage,
errorCode);
AlertDialog.Builder alertDialogBuilder = new AlertDialog.Builder(this);
alertDialogBuilder.setTitle("Error");
alertDialogBuilder.setMessage(errorMessageWithCode);
alertDialogBuilder.show();
}
private String getPriceStringWithCurrencyUnit(
ItemInformation itemInformation) {
String priceStringFormatString = null;
if (itemInformation.getCurrencyUnitHasPenny()) {
priceStringFormatString = "%.2f";
} else {
priceStringFormatString = "%.0f";
}
String priceString = String.format(priceStringFormatString,
itemInformation.getItemPrice());
StringBuffer priceStringWithCurrencyUnitBuffer = new StringBuffer();
if (itemInformation.getCurrencyUnitPrecedes()) {
priceStringWithCurrencyUnitBuffer.append(itemInformation
.getCurrencyUnit());
priceStringWithCurrencyUnitBuffer.append(priceString);
} else {
priceStringWithCurrencyUnitBuffer.append(priceString);
priceStringWithCurrencyUnitBuffer.append(itemInformation
.getCurrencyUnit());
}
return priceStringWithCurrencyUnitBuffer.toString();
}
private ItemInformationListAdapter __itemInformationListAdapter = null;
private PurchasedItemInformationListAdapter __purchasedItemInformationListAdapter = null;
private int __transactionId = 0;
private Plasma __plasma = null;
private static final String __ITEM_GROUP_ID = "100000008752";
private static final int __ITEM_LIST_REQUEST_COUNT = 15;
private static final String __CR_LF = "\n";
}
和 list 文件
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.samsungapps.plasma.plasmatester" android:versionCode="1"
android:versionName="1.5">
<uses-sdk android:minSdkVersion="7" />
<uses-permission android:name="android.permission.INTERNET"></uses-permission>
<uses-permission android:name="android.permission.READ_PHONE_STATE"></uses-permission>
<application android:icon="@drawable/icon" android:label="@string/app_name">
<activity android:name=".PlasmaTesterActivity" android:label="@string/app_name"
android:configChanges="orientation|keyboardHidden">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>
最佳答案
您是否将 jar 放在您的 libs 文件夹中？ (你说你添加了它但不是在哪里/如何)。
他们最近更改了要求，他们现在需要进入我上面提到的 libs 文件夹。
关于android - 三星 android 应用程序内代码不起作用，我们在Stack Overflow上找到一个类似的问题： https://stackoverflow.com/questions/10851332/