graphenej/src/main/java/de/bitsharesmunich/graphenej/api/LookupAccounts.java

88 lines
3.3 KiB
Java

package de.bitsharesmunich.graphenej.api;
import com.google.gson.GsonBuilder;
import com.google.gson.reflect.TypeToken;
import de.bitsharesmunich.graphenej.RPC;
import de.bitsharesmunich.graphenej.UserAccount;
import de.bitsharesmunich.graphenej.interfaces.WitnessResponseListener;
import de.bitsharesmunich.graphenej.models.ApiCall;
import de.bitsharesmunich.graphenej.models.BaseResponse;
import de.bitsharesmunich.graphenej.models.WitnessResponse;
import com.neovisionaries.ws.client.WebSocket;
import com.neovisionaries.ws.client.WebSocketAdapter;
import com.neovisionaries.ws.client.WebSocketException;
import com.neovisionaries.ws.client.WebSocketFrame;
import java.io.Serializable;
import java.lang.reflect.Type;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
/**
* Created by henry on 07/12/16.
*/
public class LookupAccounts extends WebSocketAdapter {
public static final int DEFAULT_MAX = 1000;
private final String accountName;
private int maxAccounts = DEFAULT_MAX;
private final WitnessResponseListener mListener;
public LookupAccounts(String accountName, WitnessResponseListener listener){
this.accountName = accountName;
this.maxAccounts = DEFAULT_MAX;
this.mListener = listener;
}
public LookupAccounts(String accountName, int maxAccounts, WitnessResponseListener listener){
this.accountName = accountName;
this.maxAccounts = maxAccounts;
this.mListener = listener;
}
@Override
public void onConnected(WebSocket websocket, Map<String, List<String>> headers) throws Exception {
ArrayList<Serializable> accountParams = new ArrayList<>();
accountParams.add(this.accountName);
accountParams.add(this.maxAccounts);
ApiCall getAccountByName = new ApiCall(0, RPC.CALL_LOOKUP_ACCOUNTS, accountParams, RPC.VERSION, 1);
websocket.sendText(getAccountByName.toJsonString());
}
@Override
public void onTextFrame(WebSocket websocket, WebSocketFrame frame) throws Exception {
System.out.println("<<< "+frame.getPayloadText());
String response = frame.getPayloadText();
Type LookupAccountsResponse = new TypeToken<WitnessResponse<List<UserAccount>>>(){}.getType();
GsonBuilder builder = new GsonBuilder();
builder.registerTypeAdapter(UserAccount.class, new UserAccount.UserAccountDeserializer());
WitnessResponse<List<UserAccount>> witnessResponse = builder.create().fromJson(response, LookupAccountsResponse);
if(witnessResponse.error != null){
this.mListener.onError(witnessResponse.error);
}else{
this.mListener.onSuccess(witnessResponse);
}
websocket.disconnect();
}
@Override
public void onFrameSent(WebSocket websocket, WebSocketFrame frame) throws Exception {
if(frame.isTextFrame())
System.out.println(">>> "+frame.getPayloadText());
}
@Override
public void onError(WebSocket websocket, WebSocketException cause) throws Exception {
mListener.onError(new BaseResponse.Error(cause.getMessage()));
websocket.disconnect();
}
@Override
public void handleCallbackError(WebSocket websocket, Throwable cause) throws Exception {
mListener.onError(new BaseResponse.Error(cause.getMessage()));
websocket.disconnect();
}
}