added validation result

org.springframework.context/src/main/java/org/springframework/ui/validation/ValidationResult.java

@@ -0,0 +1,23 @@
+package org.springframework.ui.validation;
+
+import org.springframework.ui.alert.Alert;
+
+public interface ValidationResult {
+
+	/**
+	 * The name of the model property associated with this validation result.
+	 */
+	String getProperty();
+	
+	/**
+	 * Indicates if the validation failed.
+	 */
+	boolean isFailure();
+
+	/**
+	 * Gets the alert for this validation result, appropriate for rendering the result to the user.
+	 * An alert describing a successful validation will have info severity.
+	 * An alert describing a failed validation will have either warning or error severity.
+	 */
+	Alert getAlert();
+}