initial validation constraint spi commit

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

@@ -13,14 +13,8 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-
 package org.springframework.ui.validation;
 
-/**
- * TODO Document ValidateResults.
- * @author Keith Donald
- * @since 3.0
- */
-public interface ValidationResults {
+public interface ValidationResults extends Iterable<ValidationResult> {
 
 }

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

@@ -13,25 +13,10 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-
 package org.springframework.ui.validation;
 
 import java.util.List;
 
-/**
- * TODO Document Validator.
- * @author Keith Donald
- * @since 3.0
- */
-public interface Validator {
-
-	/**
-	 * TODO Document validate().
-	 *
-	 * @param model
-	 * @param properties
-	 * @return
-	 */
-	ValidationResults validate(Object model, List<String> properties);
-
+public interface Validator<M> {
+	ValidationResults validate(M model, List<String> properties);
 }

org.springframework.context/src/main/java/org/springframework/ui/validation/constraint/Impact.java

@@ -0,0 +1,33 @@
+/*
+ * Copyright 2004-2009 the original author or authors.
+ *
+ * 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.
+ */
+package org.springframework.ui.validation.constraint;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+import org.springframework.ui.alert.Severity;
+
+@Target({ElementType.TYPE})
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+public @interface Impact {
+
+	Severity value();
+
+}

org.springframework.context/src/main/java/org/springframework/ui/validation/constraint/Message.java

@@ -0,0 +1,31 @@
+/*
+ * Copyright 2004-2009 the original author or authors.
+ *
+ * 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.
+ */
+package org.springframework.ui.validation.constraint;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@Target({ElementType.TYPE})
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+public @interface Message {
+
+	String[] value();
+
+}

org.springframework.context/src/main/java/org/springframework/ui/validation/constraint/ValidationConstraint.java

@@ -0,0 +1,20 @@
+/*
+ * Copyright 2004-2009 the original author or authors.
+ *
+ * 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.
+ */
+package org.springframework.ui.validation.constraint;
+
+public interface ValidationConstraint<T> {
+	boolean validate(T value);
+}