Implemented Crypto Coin Network Manager and Verifier

app/src/main/java/cy/agorise/crystalwallet/network/BitsharesCryptoNetVerifier.java

@@ -0,0 +1,46 @@
+package cy.agorise.crystalwallet.network;
+
+import cy.agorise.crystalwallet.enums.CryptoNet;
+import cy.agorise.graphenej.interfaces.WitnessResponseListener;
+import cy.agorise.graphenej.models.BaseResponse;
+import cy.agorise.graphenej.models.WitnessResponse;
+
+/**
+ *
+ * Created by henry on 28/2/2018.
+ */
+
+public class BitsharesCryptoNetVerifier extends CryptoNetVerifier {
+
+    /**
+     * TODO We need to change this to a type of subCryptoNet
+     */
+    private final CryptoNet cryptoNet = CryptoNet.BITSHARES;
+    /**
+     * Todo info need to be on the SubCryptoNet
+     */
+    private final String CHAIN_ID = "9cf6f255a208100d2bb275a3c52f4b1589b7ec9c9bfc2cb2a5fe6411295106d8";//testnet
+
+
+    @Override
+    public void checkURL(final String url) {
+        final long startTime = System.currentTimeMillis();
+        WebSocketThread thread = new WebSocketThread(new GetChainId(new WitnessResponseListener() {
+            @Override
+            public void onSuccess(WitnessResponse response) {
+                if(response.result instanceof String) {
+                    if(response.result.equals(CHAIN_ID)) {
+                        CryptoNetManager.verifiedCryptoNetURL(cryptoNet, url, System.currentTimeMillis() - startTime);
+                    }else{
+                        System.out.println("Error we are not in the net current chain id " + response.result + " excepted " + CHAIN_ID);
+                    }
+                }
+            }
+
+            @Override
+            public void onError(BaseResponse.Error error) {
+
+            }
+        }),url);
+    }
+}

app/src/main/java/cy/agorise/crystalwallet/network/CryptoNetManager.java

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+package cy.agorise.crystalwallet.network;
+
+import android.support.annotation.NonNull;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Comparator;
+import java.util.HashMap;
+import java.util.HashSet;
+
+import cy.agorise.crystalwallet.enums.CryptoNet;
+
+/**
+ * Created by henry on 6/3/2018.
+ */
+
+public abstract class CryptoNetManager {
+    /**
+     * This map contains the list of the urls to be tested
+     */
+    private static HashMap<CryptoNet,HashSet<String>> CryptoNetURLs = new  HashMap<>();
+
+    /**
+     * This map contains the list of urls been tested and ordered by the fastests
+     */
+    private static HashMap<CryptoNet,ArrayList<TestedURL>> TestedURLs = new  HashMap<>();
+
+    public static String getURL(CryptoNet crypto, int index){
+        if(TestedURLs.containsKey(crypto) && TestedURLs.get(crypto).size()<index){
+            return TestedURLs.get(crypto).get(index).getUrl();
+        }
+
+        if(CryptoNetURLs.containsKey(crypto) && !CryptoNetURLs.get(crypto).isEmpty()){
+
+        }
+        return null;
+    }
+
+    public static int getURLSize(CryptoNet crypto){
+        if(TestedURLs.containsKey(crypto)){
+            return TestedURLs.get(crypto).size();
+        }
+        return 0;
+    }
+
+    public static void addCryptoNetURL(CryptoNet crypto, String url){
+        if(!CryptoNetURLs.containsKey(crypto)){
+            CryptoNetURLs.put(crypto,new HashSet<String>());
+        }
+
+        CryptoNetURLs.get(crypto).add(url);
+    }
+
+    public static void removeCryptoNetURL(CryptoNet crypto, String url){
+        if(CryptoNetURLs.containsKey(crypto)){
+            CryptoNetURLs.get(crypto).remove(url);
+        }
+    }
+
+    public static void verifiedCryptoNetURL(CryptoNet crypto, String url, long time){
+        if(CryptoNetURLs.containsKey(crypto) && CryptoNetURLs.get(crypto).contains(url)){
+            if(!TestedURLs.containsKey(crypto)){
+                TestedURLs.put(crypto,new ArrayList<TestedURL>());
+            }
+            TestedURL testedUrl = new TestedURL(time,url);
+            if(!TestedURLs.get(crypto).contains(testedUrl)){
+                TestedURLs.get(crypto).add(testedUrl);
+                Collections.reverse(TestedURLs.get(crypto));
+            }
+        }
+    }
+
+    private static class TestedURL implements Comparable{
+        private long time;
+        private String url;
+
+        public TestedURL(long time, String url) {
+            this.time = time;
+            this.url = url;
+        }
+
+        public long getTime() {
+            return time;
+        }
+
+        String getUrl() {
+            return url;
+        }
+
+        @Override
+        public boolean equals(Object o) {
+            if (this == o) return true;
+            if (!(o instanceof TestedURL)) return false;
+
+            TestedURL testedURL = (TestedURL) o;
+
+            return getUrl().equals(testedURL.getUrl());
+        }
+
+        @Override
+        public int hashCode() {
+            return getUrl().hashCode();
+        }
+
+        @Override
+        public int compareTo(@NonNull Object o) {
+            if (this == o) return 0;
+            if (!(o instanceof TestedURL)) return 0;
+
+            TestedURL testedURL = (TestedURL) o;
+            return (int) (this.getTime() - testedURL.getTime());
+        }
+    }
+
+}

app/src/main/java/cy/agorise/crystalwallet/network/CryptoNetVerifier.java

@@ -0,0 +1,21 @@
+package cy.agorise.crystalwallet.network;
+
+import cy.agorise.crystalwallet.enums.CryptoNet;
+
+/**
+ * This is used to check if the connection is stable and fast.
+ *
+ * Also verifies if the connection with the server is valid.
+ *
+ * Created by henry on 28/2/2018.
+ */
+
+public abstract class CryptoNetVerifier {
+
+    public static CryptoNetVerifier getNetworkVerify(CryptoNet cryptoNet){
+
+        return null;
+    }
+
+    public abstract void checkURL(String url);
+}

app/src/main/java/cy/agorise/crystalwallet/network/GetChainId.java

@@ -0,0 +1,61 @@
+package cy.agorise.crystalwallet.network;
+
+import com.google.gson.GsonBuilder;
+import com.google.gson.reflect.TypeToken;
+import com.neovisionaries.ws.client.WebSocket;
+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;
+
+import cy.agorise.graphenej.RPC;
+import cy.agorise.graphenej.api.BaseGrapheneHandler;
+import cy.agorise.graphenej.interfaces.WitnessResponseListener;
+import cy.agorise.graphenej.models.ApiCall;
+import cy.agorise.graphenej.models.WitnessResponse;
+
+/**
+ * Created by henry on 28/2/2018.
+ */
+
+public class GetChainId extends BaseGrapheneHandler {
+
+    private final WitnessResponseListener mListener;
+
+    public GetChainId(WitnessResponseListener listener) {
+        super(listener);
+        this.mListener = listener;
+    }
+
+    @Override
+    public void onConnected(WebSocket websocket, Map<String, List<String>> headers) throws Exception {
+        ApiCall getAccountByName = new ApiCall(0, "Get_Chain_Id", new ArrayList<Serializable>(), 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 GetChainIdResponse = new TypeToken<WitnessResponse<String>>(){}.getType();
+        GsonBuilder builder = new GsonBuilder();
+        WitnessResponse<List<String>> witnessResponse = builder.create().fromJson(response, GetChainIdResponse);
+        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());
+    }
+}