Added Readme

README.md

@@ -0,0 +1,54 @@
+# Accounts Java Client
+
+## Normal usage
+```java
+import de.interaapps.accounts.apiclient.AccountsClient;
+
+class Example {
+    public static void main(String[] args) {
+        AccountsClient accountsClient = new AccountsClient("API-CLIENT");
+        System.out.println("Users Username: "+accountsClient.getProfile().getName());
+
+        // Example fetch for accepting all contacts
+        accountsClient.getContactRequests().forEach(contactRequest -> {
+            System.out.println("Username: "+contactRequest.getName());
+            contactRequest.accept();
+        });
+    }
+}
+```
+
+## OAuth2 usage
+
+```java
+import de.interaapps.accounts.apiclient.AccountsClient;
+import de.interaapps.accounts.apiclient.oauth2.OAuth2Client;
+import de.interaapps.accounts.apiclient.responses.oauth2.OAuth2TokenExchangeResponse;
+
+class OAuth2Example {
+    public static void main(String[] args) {
+        OAuth2Client oAuth2Client = new OAuth2Client("CLIENT_ID", "CLIENT_SECRET");
+
+        // Send user to this url
+        String url = oAuth2Client.createAuthorizationURL()
+                .addScopes("user.description:read")
+                .setRedirectUrl("https://myapp/authentication/interaapps")
+                .build();
+
+        // When the user comes back, get the code query parameter and:
+
+        // You may check the scopes before using it.
+        if (oAuth2Client.checkScopes(scopes)) {
+
+            OAuth2TokenExchangeResponse response = oAuth2Client.exchangeToken(code);
+
+            System.out.println("Access-Token: "+response.getAccessToken());
+            // You can use the refresh token by just using exchangeToken(refreshtoken)
+            System.out.println("Refresh-Token: "+response.getRefreshToken());
+
+            System.out.println("Users Name: "+response.getAccountsClient().getProfile().getName());
+        }
+
+    }
+}
+```

pom.xml

@@ -6,7 +6,7 @@
 
     <groupId>de.interaapps.accounts.apiclient</groupId>
     <artifactId>accounts-api-client</artifactId>
-    <version>1.0-SNAPSHOT</version>
+    <version>1.0</version>
 
     <properties>
         <maven.compiler.source>8</maven.compiler.source>

src/main/java/de/interaapps/accounts/apiclient/oauth2/OAuth2Client.java

@@ -73,6 +73,14 @@ public AuthorizationURLBuilder addScopes(String ...scope){
             return this;
         }
 
+        public AuthorizationURLBuilder setRedirectUrl(String redirectUrl) {
+            this.redirectUrl = redirectUrl;
+            return this;
+        }
+        public AuthorizationURLBuilder setState(String state) {
+            this.state = state;
+            return this;
+        }
         public List<String> getScopes() {
             return scopes;
         }