96 lines
3.7 KiB
Java
96 lines
3.7 KiB
Java
package cy.agorise.graphenej.api;
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import com.google.gson.GsonBuilder;
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import com.google.gson.reflect.TypeToken;
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import com.neovisionaries.ws.client.WebSocket;
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import com.neovisionaries.ws.client.WebSocketFrame;
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import java.io.Serializable;
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import java.lang.reflect.Type;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Map;
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import cy.agorise.graphenej.Asset;
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import cy.agorise.graphenej.RPC;
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import cy.agorise.graphenej.interfaces.WitnessResponseListener;
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import cy.agorise.graphenej.models.ApiCall;
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import cy.agorise.graphenej.models.WitnessResponse;
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/**
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* Class that implements lookup_asset_symbols request handler.
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*
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* Get the assets corresponding to the provided IDs.
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*
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* The response returns the assets corresponding to the provided symbols or IDs.
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*
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* @see <a href="https://goo.gl/WvREGV">lookup_asset_symbols API doc</a>
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*/
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public class LookupAssetSymbols extends BaseGrapheneHandler {
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private WitnessResponseListener mListener;
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private List<Asset> assets;
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private boolean mOneTime;
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/**
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* Default Constructor
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*
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* @param assets list of the assets to retrieve
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* @param oneTime boolean value indicating if WebSocket must be closed (true) or not
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* (false) after the response
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* @param listener A class implementing the WitnessResponseListener interface. This should
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* be implemented by the party interested in being notified about the
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* success/failure of the operation.
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*/
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public LookupAssetSymbols(List<Asset> assets, boolean oneTime, WitnessResponseListener listener){
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super(listener);
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this.assets = assets;
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this.mOneTime = oneTime;
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this.mListener = listener;
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}
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/**
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* Using this constructor the WebSocket connection closes after the response.
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*
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* @param assets list of the assets to retrieve
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* @param listener A class implementing the WitnessResponseListener interface. This should
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* be implemented by the party interested in being notified about the
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* success/failure of the operation.
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*/
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public LookupAssetSymbols(List<Asset> assets, WitnessResponseListener listener){
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this(assets, true, listener);
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}
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@Override
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public void onConnected(WebSocket websocket, Map<String, List<String>> headers) throws Exception {
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ArrayList<Serializable> params = new ArrayList<>();
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ArrayList<String> subArray = new ArrayList<>();
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for(Asset asset : this.assets){
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subArray.add(asset.getObjectId());
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params.add(subArray);
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}
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ApiCall loginCall = new ApiCall(0, RPC.CALL_LOOKUP_ASSET_SYMBOLS, params, RPC.VERSION, 0);
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websocket.sendText(loginCall.toJsonString());
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}
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@Override
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public void onTextFrame(WebSocket websocket, WebSocketFrame frame) throws Exception {
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String response = frame.getPayloadText();
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System.out.println("<<< "+response);
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GsonBuilder gsonBuilder = new GsonBuilder();
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Type LookupAssetSymbolsResponse = new TypeToken<WitnessResponse<List<Asset>>>(){}.getType();
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gsonBuilder.registerTypeAdapter(Asset.class, new Asset.AssetDeserializer());
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WitnessResponse<List<Asset>> witnessResponse = gsonBuilder.create().fromJson(response, LookupAssetSymbolsResponse);
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mListener.onSuccess(witnessResponse);
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if(mOneTime){
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websocket.disconnect();
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}
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}
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@Override
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public void onFrameSent(WebSocket websocket, WebSocketFrame frame) throws Exception {
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if(frame.isTextFrame())
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System.out.println(">>> "+frame.getPayloadText());
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}
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}
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