ヘイホ。HessianサーブレットとHessdroidの間で通信しているAndroidクライアントを作成しています。この自己実装型を送信するまで、すべてがうまくいきました。
- クライアントとサーバーはIUserService.javaインターフェース間で通信しています。
サーバ側:
odtObject.java:
import java.io.Serializable;
public class odtObject implements Serializable {
private String siteName;
private int siteId;
public odtObject(String siteName, int siteId) {
this.siteName = siteName;
this.siteId = siteId;
}
public String getSiteName() {
return siteName;
}
public int getSiteId() {
return siteId;
}
}
UserService.java:
public ArrayList<odtObject> getSiteList() {
ArrayList<odtObject> siteList = new ArrayList<odtObject>();
siteList.add(new odtObject("hello", 1));
System.out.println(siteList.get(0).getSiteName()); // out: hello
return siteList;
}
クライアント側
PageOne.java:
IUserService con = new IUserService();
ArrayList<odtObject> siteList = new ArrayList<odtObject>();
siteList = con.getSiteList();
System.out.println(siteList.get(0).getSiteName()); // 87: Exception
odtObject.java:..。
例外:
FATAL EXCEPTION: main
java.lang.RuntimeException: Unable to start activity ComponentInfo{com.testapp/com.testapp.PageOne}: java.lang.ClassCastException: java.util.HashMap cannot be cast to com.testapp.odtObject
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2180)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2230)
at android.app.ActivityThread.access$600(ActivityThread.java:141)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1234)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:137)
at android.app.ActivityThread.main(ActivityThread.java:5041)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:511)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:793)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:560)
at dalvik.system.NativeStart.main(Native Method)
Caused by: java.lang.ClassCastException: java.util.HashMap cannot be cast to com.testapp.odtObject
at com.testapp.PageOne.onCreate(PageOne.java:87)
at android.app.Activity.performCreate(Activity.java:5104)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1080)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2144)
助けてくれてありがとう!もっとコードを見たいのなら、言ってみてください...
編集:
RetrieveDataはIUserService関数を呼び出します...上記のPageOneコードは、理解しやすいように一種の擬似コードです。
protected void onCreate(Bundle savedInstanceState) {
Thread t = new Thread() {
public void run() {
Intent myIntent = getIntent();
String user = myIntent.getStringExtra("user");
String pass = myIntent.getStringExtra("pass");
RetrieveData r = new RetrieveData(context);
if(r.login(user, pass.toCharArray()) != null) {
siteList = r.getSiteList();
System.out.println("done");
} else {
System.out.println("error");
}
}
};
t.start();
super.onCreate(savedInstanceState);
setContentView(R.layout.page1);
inputSearch = (EditText) findViewById(R.id.inputSearch);
listView = (ListView) findViewById(R.id.mylist);
/* wait for networking thread */
try {
t.join();
} catch (InterruptedException e) {
e.printStackTrace();
}
adapter = new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, android.R.id.text1);
System.out.println(siteList.get(0).getSiteName()); // 87: Exception
for (odtObject d : siteList) {
adapter.add(d.getSiteName());
}
listView.setAdapter(adapter);
...
}
多分これも関連している可能性があります:
public String login(String username, char[] password) {
HessianProxyFactory factory = new HessianProxyFactory();
String url = "http://192.168.56.1:8080/hessianServerX";
factory.setHessian2Reply(false); // avoid hessian reply error
try {
userCon = (IUserService) factory.create(IUserService.class,
url+"/IUserService");
sessionId = userCon.login(username, password);
secureCon = (ISecureService) factory.create(ISecureService.class,
url+"/restrictedArea/ISecureService;jsessionid="+sessionId);
} catch (MalformedURLException e) {
e.printStackTrace();
}
return sessionId;
}
編集:
HessianProxyFactoryでDebugModeを設定すると、次のようになります。
03-26 16:07:06.909: W/SerializerFactory(6023): Hessian/Burlap: 'com.hessian.odtObject' is an unknown class in dalvik.system.PathClassLoader[dexPath=/data/app/tsch.serviceApp-1.apk,libraryPath=/data/app-lib/tsch.serviceApp-1]:
03-26 16:07:06.909: W/SerializerFactory(6023): java.lang.ClassNotFoundException: com.hessian.odtObject
03-26 16:07:06.909: W/dalvikvm(6023): threadid=10: thread exiting with uncaught exception (group=0x9e50d908)
03-26 16:07:06.909: E/AndroidRuntime(6023): FATAL EXCEPTION: Thread-527
03-26 16:07:06.909: E/AndroidRuntime(6023): java.lang.ClassCastException: java.util.HashMap cannot be cast to tsch.serviceApp.types.odtObject
03-26 16:07:06.909: E/AndroidRuntime(6023): at tsch.serviceApp.net.HessianConnect.<init>(HessianConnect.java:31)
03-26 16:07:06.909: E/AndroidRuntime(6023): at tsch.serviceApp.PageLogin$1.run(PageLogin.java:17)