Java Mock Example (#24)

* added intercept example for java

* rm desired capabilities from the java example

Author: LoveSoni

docs/commands.md

@@ -251,3 +251,29 @@ stopListening command will retunrs an array of network details in the below JSON
 ]
 ```
 
+### Java Example
+```
+JSONObject customObject = new JSONObject();
+    customObject.put("url","/api/users?.*");
+    customObject.put("responseBody","{\n" +
+                "  \"page\": 2,\n" +
+                "  \"per_page\": 6,\n" +
+                "  \"total\": 12,\n" +
+                "  \"total_pages\": 2,\n" +
+                "  \"data\": [\n" +
+                "    {\n" +
+                "      \"id\": 7,\n" +
+                "      \"email\": \"michael.test@reqres.in\",\n" +
+                "      \"first_name\": \"Michael\",\n" +
+                "      \"last_name\": \"Lawson\",\n" +
+                "      \"avatar\": \"https://reqres.in/img/faces/7-image.jpg\"\n" +
+                "    }\n" +
+                "  ]\n" +
+                "}");
+JSONObject parentJson = new JSONObject();
+parentJson.put("config", customObject);
+driver.executeScript("interceptor: addMock",new JSONObject(parentJson));
+driver.findElement(By.xpath("//android.widget.TextView[contains(@text,'List')]")).click();
+```
+
+