Implemented GetBlock API call
Kostya Shpachenko
parent
ff856e7e2c
commit
74767f2d1d
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@ -25,6 +25,7 @@ public class RPC {
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public static final String GET_ACCOUNT_BALANCES = "get_account_balances";
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public static final String CALL_LOOKUP_ASSET_SYMBOLS = "lookup_asset_symbols";
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public static final String CALL_GET_BLOCK_HEADER = "get_block_header";
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public static final String CALL_GET_BLOCK = "get_block";
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public static final String CALL_GET_LIMIT_ORDERS = "get_limit_orders";
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public static final String CALL_GET_TRADE_HISTORY = "get_trade_history";
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public static final String CALL_GET_MARKET_HISTORY = "get_market_history";
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@ -0,0 +1,108 @@
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package cy.agorise.graphenej.api;
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import com.google.gson.Gson;
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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 cy.agorise.graphenej.AssetAmount;
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import cy.agorise.graphenej.RPC;
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import cy.agorise.graphenej.Transaction;
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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.BaseResponse;
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import cy.agorise.graphenej.models.Block;
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import cy.agorise.graphenej.models.WitnessResponse;
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import cy.agorise.graphenej.operations.TransferOperation;
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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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public class GetBlock extends BaseGrapheneHandler {
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private final static int LOGIN_ID = 1;
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private final static int GET_DATABASE_ID = 2;
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private final static int GET_BLOCK_ID = 3;
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private long blockNumber;
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private WitnessResponseListener mListener;
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private int currentId = LOGIN_ID;
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private boolean mOneTime;
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public GetBlock(long blockNumber, boolean oneTime, WitnessResponseListener listener){
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super(listener);
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this.blockNumber = blockNumber;
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this.mOneTime = oneTime;
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this.mListener = listener;
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}
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public GetBlock(long blockNumber, WitnessResponseListener listener){
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this(blockNumber, 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> loginParams = new ArrayList<>();
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loginParams.add(null);
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loginParams.add(null);
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ApiCall loginCall = new ApiCall(1, RPC.CALL_LOGIN, loginParams, RPC.VERSION, currentId);
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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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Gson gson = new Gson();
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BaseResponse baseResponse = gson.fromJson(response, BaseResponse.class);
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if(baseResponse.error != null){
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mListener.onError(baseResponse.error);
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if(mOneTime){
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websocket.disconnect();
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}
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} else {
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currentId++;
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ArrayList<Serializable> emptyParams = new ArrayList<>();
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if (baseResponse.id == LOGIN_ID) {
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ApiCall getDatabaseId = new ApiCall(1, RPC.CALL_DATABASE, emptyParams, RPC.VERSION, currentId);
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websocket.sendText(getDatabaseId.toJsonString());
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} else if (baseResponse.id == GET_DATABASE_ID) {
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Type ApiIdResponse = new TypeToken<WitnessResponse<Integer>>() {}.getType();
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WitnessResponse<Integer> witnessResponse = gson.fromJson(response, ApiIdResponse);
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Integer apiId = witnessResponse.result;
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ArrayList<Serializable> params = new ArrayList<>();
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String blockNum = String.format("%d", this.blockNumber);
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params.add(blockNum);
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ApiCall loginCall = new ApiCall(apiId, RPC.CALL_GET_BLOCK, params, RPC.VERSION, currentId);
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websocket.sendText(loginCall.toJsonString());
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} else if (baseResponse.id == GET_BLOCK_ID) {
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Type BlockResponse = new TypeToken<WitnessResponse<Block>>(){}.getType();
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gson = new GsonBuilder()
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.registerTypeAdapter(Transaction.class, new Transaction.TransactionDeserializer())
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.registerTypeAdapter(TransferOperation.class, new TransferOperation.TransferDeserializer())
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.registerTypeAdapter(AssetAmount.class, new AssetAmount.AssetAmountDeserializer())
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.create();
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WitnessResponse<Block> blockResponse = gson.fromJson(response, BlockResponse);
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mListener.onSuccess(blockResponse);
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if (mOneTime) {
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websocket.disconnect();
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}
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}
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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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@ -0,0 +1,71 @@
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package cy.agorise.graphenej.models;
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import cy.agorise.graphenej.Transaction;
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import java.util.List;
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public class Block {
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private String previous;
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private String timestamp;
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private String witness;
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private String transaction_merkle_root;
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private Object[] extensions;
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private String witness_signature;
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private List<Transaction> transactions;
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public String getPrevious() {
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return previous;
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}
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public void setPrevious(String previous) {
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this.previous = previous;
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}
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public String getTimestamp() {
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return timestamp;
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}
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public void setTimestamp(String timestamp) {
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this.timestamp = timestamp;
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}
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public String getWitness() {
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return witness;
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}
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public void setWitness(String witness) {
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this.witness = witness;
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}
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public String getTransaction_merkle_root() {
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return transaction_merkle_root;
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}
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public void setTransaction_merkle_root(String transaction_merkle_root) {
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this.transaction_merkle_root = transaction_merkle_root;
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}
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public Object[] getExtensions() {
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return extensions;
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}
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public void setExtensions(Object[] extensions) {
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this.extensions = extensions;
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}
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public String getWitness_signature() {
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return witness_signature;
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}
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public void setWitness_signature(String witness_signature) {
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this.witness_signature = witness_signature;
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}
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public List<Transaction> getTransactions() {
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return transactions;
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}
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public void setTransactions(List<Transaction> transactions) {
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this.transactions = transactions;
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}
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}
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