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Introducing node hop feature to some blockchain API handler classes (GetRequiredFees, GetTradeHistory, ListAssets, LookupAccounts, LookupAssetSymbols and TransactionBroadcastSequence)

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This commit is contained in:
Vinícius 2017-07-19 02:39:15 -03:00
parent 7313279f95
commit 5a58cf5579
7 changed files with 177 additions and 22 deletions
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13
graphenej/src/main/java/de/bitsharesmunich/graphenej/api/GetRequiredFees.java
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@ -31,12 +31,19 @@ public class GetRequiredFees extends WebSocketAdapter {
private List<BaseOperation> operations;
private Asset asset;
public GetRequiredFees(List<BaseOperation> operations, Asset asset, WitnessResponseListener listener){
private boolean mOneTime;
public GetRequiredFees(List<BaseOperation> operations, Asset asset, boolean oneTime, WitnessResponseListener listener){
this.operations = operations;
this.asset = asset;
this.mOneTime = oneTime;
this.mListener = listener;
}
public GetRequiredFees(List<BaseOperation> operations, Asset asset, WitnessResponseListener listener){
this(operations, asset, true, listener);
}
@Override
public void onConnected(WebSocket websocket, Map<String, List<String>> headers) throws Exception {
ArrayList<Serializable> accountParams = new ArrayList<>();
@ -66,12 +73,16 @@ public class GetRequiredFees extends WebSocketAdapter {
@Override
public void onError(WebSocket websocket, WebSocketException cause) throws Exception {
mListener.onError(new BaseResponse.Error(cause.getMessage()));
if(mOneTime){
websocket.disconnect();
}
}
@Override
public void handleCallbackError(WebSocket websocket, Throwable cause) throws Exception {
mListener.onError(new BaseResponse.Error(cause.getMessage()));
if(mOneTime){
websocket.disconnect();
}
}
}

11
graphenej/src/main/java/de/bitsharesmunich/graphenej/api/GetTradeHistory.java
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@ -29,16 +29,23 @@ public class GetTradeHistory extends BaseGrapheneHandler {
private int limit;
private WitnessResponseListener mListener;
public GetTradeHistory(String a, String b, String toTime, String fromTime,int limit, WitnessResponseListener mListener) {
private boolean mOneTime;
public GetTradeHistory(String a, String b, String toTime, String fromTime,int limit, boolean oneTime, WitnessResponseListener mListener) {
super(mListener);
this.a = a;
this.b = b;
this.toTime = toTime;
this.fromTime = fromTime;
this.limit = limit;
this.mOneTime = oneTime;
this.mListener = mListener;
}
public GetTradeHistory(String a, String b, String toTime, String fromTime,int limit, WitnessResponseListener mListener) {
this(a, b, toTime, fromTime, limit, true, mListener);
}
@Override
public void onConnected(WebSocket websocket, Map<String, List<String>> headers) throws Exception {
ArrayList<Serializable> accountParams = new ArrayList<>();
@ -72,8 +79,10 @@ public class GetTradeHistory extends BaseGrapheneHandler {
} catch (Exception e) {
e.printStackTrace();
}
if(mOneTime){
websocket.disconnect();
}
}
@Override
public void onFrameSent(WebSocket websocket, WebSocketFrame frame) throws Exception {

21
graphenej/src/main/java/de/bitsharesmunich/graphenej/api/ListAssets.java
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@ -45,16 +45,29 @@ public class ListAssets extends BaseGrapheneHandler {
private int limit;
private int requestCounter = 0;
private boolean mOneTime;
/**
* Constructor
* @param lowerBoundSymbol: Lower bound of symbol names to retrieve
* @param limit: Maximum number of assets to fetch, if the constant LIST_ALL
* is passed, all existing assets will be retrieved.
*/
public ListAssets(String lowerBoundSymbol, int limit, WitnessResponseListener listener){
public ListAssets(String lowerBoundSymbol, int limit, boolean oneTime, WitnessResponseListener listener){
super(listener);
this.lowerBound = lowerBoundSymbol;
this.limit = limit;
this.mOneTime = oneTime;
}
/**
* Constructor with oneTime = true for compatibility issue.
* @param lowerBoundSymbol: Lower bound of symbol names to retrieve
* @param limit: Maximum number of assets to fetch, if the constant LIST_ALL
* is passed, all existing assets will be retrieved.
*/
public ListAssets(String lowerBoundSymbol, int limit, WitnessResponseListener listener){
this(lowerBoundSymbol, limit, true, listener);
}
@Override
@ -81,7 +94,9 @@ public class ListAssets extends BaseGrapheneHandler {
// If the requested number of assets was below
// the limit, we just call the listener.
mListener.onSuccess(witnessResponse);
if(mOneTime){
websocket.disconnect();
}
}else{
// Updating counter to keep track of how many batches we already retrieved.
requestCounter++;
@ -96,12 +111,16 @@ public class ListAssets extends BaseGrapheneHandler {
// we got less than the requested amount.
witnessResponse.result = this.assets;
mListener.onSuccess(witnessResponse);
if(mOneTime){
websocket.disconnect();
}
}else if(this.assets.size() == this.limit){
// We already have the required amount of assets
witnessResponse.result = this.assets;
mListener.onSuccess(witnessResponse);
if(mOneTime){
websocket.disconnect();
}
}else{
// We still need to fetch some more assets
this.lowerBound = this.assets.get(this.assets.size() - 1).getSymbol();

18
graphenej/src/main/java/de/bitsharesmunich/graphenej/api/LookupAccounts.java
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@ -27,20 +27,32 @@ public class LookupAccounts extends BaseGrapheneHandler {
private int maxAccounts = DEFAULT_MAX;
private final WitnessResponseListener mListener;
public LookupAccounts(String accountName, WitnessResponseListener listener){
private boolean mOneTime;
public LookupAccounts(String accountName, boolean oneTime, WitnessResponseListener listener){
super(listener);
this.accountName = accountName;
this.maxAccounts = DEFAULT_MAX;
this.mOneTime = oneTime;
this.mListener = listener;
}
public LookupAccounts(String accountName, int maxAccounts, WitnessResponseListener listener){
public LookupAccounts(String accountName, int maxAccounts, boolean oneTime, WitnessResponseListener listener){
super(listener);
this.accountName = accountName;
this.maxAccounts = maxAccounts;
this.mOneTime = oneTime;
this.mListener = listener;
}
public LookupAccounts(String accountName, WitnessResponseListener listener){
this(accountName, true, listener);
}
public LookupAccounts(String accountName, int maxAccounts, WitnessResponseListener listener){
this(accountName, maxAccounts, true, listener);
}
@Override
public void onConnected(WebSocket websocket, Map<String, List<String>> headers) throws Exception {
ArrayList<Serializable> accountParams = new ArrayList<>();
@ -65,8 +77,10 @@ public class LookupAccounts extends BaseGrapheneHandler {
this.mListener.onSuccess(witnessResponse);
}
if(mOneTime){
websocket.disconnect();
}
}
@Override
public void onFrameSent(WebSocket websocket, WebSocketFrame frame) throws Exception {

9
graphenej/src/main/java/de/bitsharesmunich/graphenej/api/LookupAssetSymbols.java
View file

@ -24,12 +24,19 @@ public class LookupAssetSymbols extends BaseGrapheneHandler {
private WitnessResponseListener mListener;
private List<Asset> assets;
public LookupAssetSymbols(List<Asset> assets, WitnessResponseListener listener){
private boolean mOneTime;
public LookupAssetSymbols(List<Asset> assets, boolean oneTime, WitnessResponseListener listener){
super(listener);
this.assets = assets;
this.mOneTime = oneTime;
this.mListener = listener;
}
public LookupAssetSymbols(List<Asset> assets, WitnessResponseListener listener){
this(assets, true, listener);
}
@Override
public void onConnected(WebSocket websocket, Map<String, List<String>> headers) throws Exception {
ArrayList<Serializable> params = new ArrayList<>();

31
graphenej/src/main/java/de/bitsharesmunich/graphenej/api/TransactionBroadcastSequence.java
View file

@ -43,18 +43,33 @@ public class TransactionBroadcastSequence extends BaseGrapheneHandler {
private int currentId = 1;
private int broadcastApiId = -1;
private boolean mOneTime;
/**
* Constructor of this class. The ids required
* @param transaction: The transaction to be broadcasted.
* @param oneTime Boolean value indicating if websocket must be closed or not after request
* @param listener: A class implementing the WitnessResponseListener interface. This should
* be implemented by the party interested in being notified about the success/failure
* of the transaction broadcast operation.
*/
public TransactionBroadcastSequence(Transaction transaction, Asset feeAsset, boolean oneTime, WitnessResponseListener listener){
super(listener);
this.transaction = transaction;
this.feeAsset = feeAsset;
this.mOneTime = oneTime;
this.mListener = listener;
}
/**
* Constructor of this class with oneTime=true
* @param transaction: The transaction to be broadcasted.
* @param listener: A class implementing the WitnessResponseListener interface. This should
* be implemented by the party interested in being notified about the success/failure
* of the transaction broadcast operation.
*/
public TransactionBroadcastSequence(Transaction transaction, Asset feeAsset, WitnessResponseListener listener){
super(listener);
this.transaction = transaction;
this.feeAsset = feeAsset;
this.mListener = listener;
this(transaction, feeAsset, true, listener);
}
@Override
@ -77,7 +92,9 @@ public class TransactionBroadcastSequence extends BaseGrapheneHandler {
BaseResponse baseResponse = gson.fromJson(response, BaseResponse.class);
if(baseResponse.error != null){
mListener.onError(baseResponse.error);
if(mOneTime){
websocket.disconnect();
}
}else{
currentId++;
ArrayList<Serializable> emptyParams = new ArrayList<>();
@ -140,10 +157,12 @@ public class TransactionBroadcastSequence extends BaseGrapheneHandler {
Type WitnessResponseType = new TypeToken<WitnessResponse<String>>(){}.getType();
WitnessResponse<String> witnessResponse = gson.fromJson(response, WitnessResponseType);
mListener.onSuccess(witnessResponse);
if(mOneTime){
websocket.disconnect();
}
}
}
}
@Override
public void onFrameSent(WebSocket websocket, WebSocketFrame frame) throws Exception {
@ -156,8 +175,10 @@ public class TransactionBroadcastSequence extends BaseGrapheneHandler {
public void onError(WebSocket websocket, WebSocketException cause) throws Exception {
System.out.println("onError. cause: "+cause.getMessage());
mListener.onError(new BaseResponse.Error(cause.getMessage()));
if(mOneTime){
websocket.disconnect();
}
}
@Override
public void handleCallbackError(WebSocket websocket, Throwable cause) throws Exception {
@ -166,6 +187,8 @@ public class TransactionBroadcastSequence extends BaseGrapheneHandler {
System.out.println(element.getFileName()+"#"+element.getClassName()+":"+element.getLineNumber());
}
mListener.onError(new BaseResponse.Error(cause.getMessage()));
if(mOneTime){
websocket.disconnect();
}
}
}

72
graphenej/src/test/java/de/bitsharesmunich/graphenej/api/android/NodeConnectionTest.java
View file

@ -3,6 +3,7 @@ package de.bitsharesmunich.graphenej.api.android;
import org.junit.Test;
import java.util.ArrayList;
import java.util.List;
import java.util.Timer;
import java.util.TimerTask;
@ -12,11 +13,14 @@ import de.bitsharesmunich.graphenej.api.GetAccountBalances;
import de.bitsharesmunich.graphenej.api.GetAccountByName;
import de.bitsharesmunich.graphenej.api.GetAllAssetHolders;
import de.bitsharesmunich.graphenej.api.GetBlockHeader;
import de.bitsharesmunich.graphenej.api.GetKeyReferences;
import de.bitsharesmunich.graphenej.errors.RepeatedRequestIdException;
import de.bitsharesmunich.graphenej.errors.MalformedAddressException;
import de.bitsharesmunich.graphenej.interfaces.WitnessResponseListener;
import de.bitsharesmunich.graphenej.models.BaseResponse;
import de.bitsharesmunich.graphenej.models.WitnessResponse;
import de.bitsharesmunich.graphenej.UserAccount;
import de.bitsharesmunich.graphenej.Address;
/**
* Created by nelson on 6/26/17.
@ -223,6 +227,74 @@ public class NodeConnectionTest {
}
}
@Test
public void testGetKeyReferencesRequest(){
nodeConnection = NodeConnection.getInstance();
nodeConnection.addNodeUrl(BLOCK_PAY_DE);
nodeConnection.connect("", "", false, mErrorListener);
Address address1 = null;
Address address2 = null;
Address address3 = null;
try {
address1 = new Address("BTS8RiFgs8HkcVPVobHLKEv6yL3iXcC9SWjbPVS15dDAXLG9GYhnY");
address2 = new Address("BTS8RiFgs8HkcVPVobHLKEv6yL3iXcC9SWjbPVS15dDAXLG9GYhnY");
address3 = new Address("BTS8RiFgs8HkcVPVobHLKEv6yL3iXcC9SWjbPVS15dDAXLG9GYp00");
} catch (MalformedAddressException e) {
System.out.println("MalformedAddressException. Msg: " + e.getMessage());
}
ArrayList<Address> addresses = new ArrayList<>();
addresses.add(address1);
addresses.add(address2);
addresses.add(address3);
// Test with the one address constructor
System.out.println("Adding GetKeyReferences one address request (One address)");
try{
nodeConnection.addRequestHandler(new GetKeyReferences(address1, false, new WitnessResponseListener(){
@Override
public void onSuccess(WitnessResponse response) {
System.out.println("GetKeyReferences.onSuccess");
}
@Override
public void onError(BaseResponse.Error error) {
System.out.println("GetKeyReferences.onError. Msg: "+ error.message);
}
}));
}catch(RepeatedRequestIdException e){
System.out.println("RepeatedRequestIdException. Msg: "+e.getMessage());
}
// Test with the list of addresses constructor
System.out.println("Adding GetKeyReferences address request (List of Addresses)");
try{
nodeConnection.addRequestHandler(new GetKeyReferences(addresses, false, new WitnessResponseListener(){
@Override
public void onSuccess(WitnessResponse response) {
System.out.println("GetKeyReferences.onSuccess");
}
@Override
public void onError(BaseResponse.Error error) {
System.out.println("GetKeyReferences.onError. Msg: "+ error.message);
}
}));
}catch(RepeatedRequestIdException e){
System.out.println("RepeatedRequestIdException. Msg: "+e.getMessage());
}
try{
// Holding this thread while we get update notifications
synchronized (this){
wait();
}
}catch(InterruptedException e){
System.out.println("InterruptedException. Msg: "+e.getMessage());
}
}
private WitnessResponseListener mErrorListener = new WitnessResponseListener() {