Added balance and ledger module to V1 Apis

Author: bitsnacker

README.md

@@ -271,3 +271,33 @@ List Transfers:
 HashMap <String,Object> params = new HashMap<String,Object>();
 JsonObject response = transferService.list( params );
 ```
+
+### Balance Module 
+
+```java
+com.ost.services.v1.Balances balanceService = ostObj.services.balances;
+```
+
+Get user balance:
+
+```java
+HashMap <String,Object> params = new HashMap<String,Object>();
+params.put("id", "38895b82-737e-4b23-b111-fec96e52f3b2");
+JsonObject response = balanceService.get( params );
+System.out.println("response: " + response.toString() );
+```
+
+### Ledger Module 
+
+```java
+com.ost.services.v1.Ledger ledgerService = ostObj.services.ledger;
+```
+
+Get transaction ledger for user:
+
+```java
+HashMap <String,Object> params = new HashMap<String,Object>();
+params.put("id", "38895b82-737e-4b23-b111-fec96e52f3b2");
+JsonObject response = ledgerService.get( params );
+System.out.println("response: " + response.toString() );
+```

src/main/java/com/ost/services/v1/Balances.java

@@ -0,0 +1,27 @@
+package com.ost.services.v1;
+
+import com.google.gson.JsonObject;
+import com.ost.lib.OSTRequestClient;
+import com.ost.services.OSTAPIService;
+
+import java.io.IOException;
+import java.util.Map;
+
+
+public class Balances extends OSTAPIService {
+	private static String servicePrefix = "/balances";
+
+	public Balances(OSTRequestClient ostRequestClient) {
+		super(ostRequestClient, servicePrefix);
+	}
+
+	/**
+     * Get balance of user
+     * @param params Request Params
+     * @return API Response
+     */
+    public JsonObject get( Map<String,Object> params ) throws MissingParameter, IOException {
+        String resource = this.urlPrefix + "/" + this.getId( params ) + "/";
+        return this.request.get(resource, params);
+    }
+}

src/main/java/com/ost/services/v1/Ledger.java

@@ -0,0 +1,27 @@
+package com.ost.services.v1;
+
+import com.google.gson.JsonObject;
+import com.ost.lib.OSTRequestClient;
+import com.ost.services.OSTAPIService;
+
+import java.io.IOException;
+import java.util.Map;
+
+
+public class Ledger extends OSTAPIService {
+	private static String servicePrefix = "/ledger";
+
+	public Ledger(OSTRequestClient ostRequestClient) {
+		super(ostRequestClient, servicePrefix);
+	}
+
+	/**
+     * Get ledger for user
+     * @param params Request Params
+     * @return API Response
+     */
+    public JsonObject get( Map<String,Object> params ) throws MissingParameter, IOException {
+        String resource = this.urlPrefix + "/" + this.getId( params ) + "/";
+        return this.request.get(resource, params);
+    }
+}

src/main/java/com/ost/services/v1/Manifest.java

@@ -12,6 +12,8 @@ public class Manifest extends OSTServiceManifest {
     public Transactions transactions;
     public Transfers transfers;
     public Users users;
+    public Balances balances;
+    public Ledger ledger;
 
     public Manifest( Map<String, Object> params) {
         super(params);
@@ -25,6 +27,8 @@ private void init() {
         this.transactions = new Transactions( this.request );
         this.transfers = new Transfers( this.request );
         this.users = new Users( this.request );
+        this.balances = new Balances( this.request );
+        this.ledger = new Ledger( this.request );
     }
 
     public String getApiVersion() {