- fixed 1.7 java to 1.6 in gradle

- update gradle wrapper
- fixed 1.6 compatibility

build.gradle

@@ -12,8 +12,8 @@ applicationDefaultJvmArgs = ["-Dfile.encoding=UTF=8"]
 
 idea {
     project {
-        jdkName = "1.7"
-        languageLevel = "1.7"
+        jdkName = "1.6"
+        languageLevel = "1.6"
     }
 }
 
@@ -106,7 +106,7 @@ dependencies {
 }
 
 task wrapper(type: Wrapper) {
-    gradleVersion = "1.7"
+    gradleVersion = "1.8"
 }
 
 jar {

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
-#Wed Sep 18 21:59:57 MSK 2013
+#Fri Sep 27 18:44:44 SAMT 2013
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=http\://services.gradle.org/distributions/gradle-1.7-bin.zip
+distributionUrl=http\://services.gradle.org/distributions/gradle-1.8-bin.zip

src/main/java/com/twocheckout/model/Sale.java

@@ -77,7 +77,7 @@ public TwocheckoutResponse stop() throws Exception {
         Lineitem[] lineitems = invoice.getLineitems();
         String stopped_lineitems = null;
         StringBuffer stopped_lineitems_buffer = new StringBuffer();
-        HashMap<String, String> params = new HashMap<>();
+        HashMap<String, String> params = new HashMap<String, String>();
         for(int i = 0;i< lineitems.length; i++){
             if (lineitems[i].getBilling().getRecurringStatus() != null) {
                 if (lineitems[i].getBilling().getRecurringStatus().equals("active")) {
@@ -104,7 +104,7 @@ public TwocheckoutResponse stop() throws Exception {
     }
 
     public Sale refresh() throws Exception {
-        HashMap<String, String> args = new HashMap<>();
+        HashMap<String, String> args = new HashMap<String, String>();
         args.put("sale_id", String.valueOf(sale_id));
         String urlSuffix = "sales/detail_sale";
         String response = TwocheckoutApi.get(urlSuffix, args);