AT&T 2.0.19 Code drop, stage 2

[aaf/authz.git] / cadi / client / src / main / java / org / onap / aaf / cadi / client / Result.java

diff --git a/cadi/client/src/main/java/org/onap/aaf/cadi/client/Result.java b/cadi/client/src/main/java/org/onap/aaf/cadi/client/Result.java
new file mode 100644 (file)
index 0000000..fecb847
--- /dev/null
+++ b/cadi/client/src/main/java/org/onap/aaf/cadi/client/Result.java
@@ -0,0 +1,60 @@
+/**
+ * ============LICENSE_START====================================================
+ * org.onap.aaf
+ * ===========================================================================
+ * Copyright (c) 2018 AT&T Intellectual Property. All rights reserved.
+ * ===========================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END====================================================
+ *
+ */
+
+package org.onap.aaf.cadi.client;
+
+public class Result<T> {
+       public final int code;
+       public final T value;
+       public final String error;
+
+       private Result(int code, T value, String error) {
+               this.code = code;
+               this.value = value;
+               this.error = error;
+       }
+
+       public static<T> Result<T> ok(int code,T t) {
+               return new Result<T>(code,t,null);
+       }
+       
+       public static<T> Result<T> err(int code,String body) {
+               return new Result<T>(code,null,body);
+       }
+
+       public static<T> Result<T> err(Result<?> r) {
+               return new Result<T>(r.code,null,r.error);
+       }
+
+       public boolean isOK() {
+               return error==null;
+       }
+       
+       public String toString() {
+               StringBuilder sb = new StringBuilder("Code: ");
+               sb.append(code);
+               if(error!=null) {
+                       sb.append(" = ");
+                       sb.append(error);
+               }
+               return sb.toString();
+       }
+}
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