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java/javax/security/auth/message/callback/PasswordValidationCallback.java

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+/**
+ *  Licensed to the Apache Software Foundation (ASF) under one or more
+ *  contributor license agreements.  See the NOTICE file distributed with
+ *  this work for additional information regarding copyright ownership.
+ *  The ASF licenses this file to You 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.
+ */
+package javax.security.auth.message.callback;
+
+import java.util.Arrays;
+
+import javax.security.auth.Subject;
+import javax.security.auth.callback.Callback;
+
+/**
+ * Callback that enables an authentication module to supply a user name and
+ * password (to a runtime?) and determine if the result of validation.
+ */
+public class PasswordValidationCallback implements Callback {
+
+    private final Subject subject;
+    private final String username;
+    private char[] password;
+    private boolean result;
+
+    public PasswordValidationCallback(Subject subject, String username, char[] password) {
+        this.subject = subject;
+        this.username = username;
+        this.password = password;
+    }
+
+    public Subject getSubject() {
+        return subject;
+    }
+
+    public String getUsername() {
+        return username;
+    }
+
+    public char[] getPassword() {
+        return password;
+    }
+
+    public void clearPassword() {
+        Arrays.fill(password, (char) 0);
+        password = new char[0];
+    }
+
+    public void setResult(boolean result) {
+        this.result = result;
+    }
+
+    public boolean getResult() {
+        return result;
+    }
+}