レスポンスの受け取り方を修正

ABVJE_BL/src/jp/agentec/abook/abv/bl/acms/client/json/AgreementToTermsJSON.java

@@ -21,8 +21,8 @@ public class AgreementToTermsJSON extends AcmsCommonJSON {
     @Override
     protected void parse(JSONObject json) throws JSONValidationException, JSONException {
         super.parse(json);
-        termsVersion = json.getString(TERMS_VERSION);
-        terms = json.getString(TERMS);
+        termsVersion = json.has(TERMS_VERSION) ? json.getString(TERMS_VERSION) : "";
+        terms = json.has(TERMS) ? json.getString(TERMS) : "";
     }
 
     public String getTermsVersion() {