DATAJPA-1054 - Remove references to Assert single-arg methods.

Replace references to Assert single-arg methods with references to methods accepting the test object and message.

Related ticket: SPR-15196.

Author: mp911de

src/main/java/org/springframework/data/jpa/repository/cdi/JpaRepositoryBean.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2011 the original author or authors.
+ * Copyright 2011-2017 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.
@@ -25,7 +25,7 @@
 
 import org.springframework.data.jpa.repository.support.JpaRepositoryFactory;
 import org.springframework.data.repository.cdi.CdiRepositoryBean;
-import org.springframework.data.repository.config.CustomRepositoryImplementationDetector;
+import org.springframework.data.repository.config.CustomRepositoryImplementationDetector;
 import org.springframework.util.Assert;
 
 /**
@@ -47,14 +47,14 @@ class JpaRepositoryBean<T> extends CdiRepositoryBean<T> {
 	 * @param entityManagerBean must not be {@literal null}.
 	 * @param qualifiers must not be {@literal null}.
 	 * @param repositoryType must not be {@literal null}.
-	 * @param detector can be {@literal null}.
+	 * @param detector can be {@literal null}.
 	 */
 	JpaRepositoryBean(BeanManager beanManager, Bean<EntityManager> entityManagerBean, Set<Annotation> qualifiers,
-			Class<T> repositoryType, CustomRepositoryImplementationDetector detector) {
+			Class<T> repositoryType, CustomRepositoryImplementationDetector detector) {
 
-		super(qualifiers, repositoryType, beanManager, detector);
+		super(qualifiers, repositoryType, beanManager, detector);
 
-		Assert.notNull(entityManagerBean);
+		Assert.notNull(entityManagerBean, "EntityManager bean must not be null!");
 		this.entityManagerBean = entityManagerBean;
 	}
 

src/main/java/org/springframework/data/jpa/repository/query/AbstractJpaQuery.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2008-2016 the original author or authors.
+ * Copyright 2008-2017 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.
@@ -48,6 +48,7 @@
  * 
  * @author Oliver Gierke
  * @author Thomas Darimont
+ * @author Mark Paluch
  */
 public abstract class AbstractJpaQuery implements RepositoryQuery {
 
@@ -59,13 +60,12 @@ public abstract class AbstractJpaQuery implements RepositoryQuery {
 	 * Creates a new {@link AbstractJpaQuery} from the given {@link JpaQueryMethod}.
 	 * 
 	 * @param method
-	 * @param resultFactory
 	 * @param em
 	 */
 	public AbstractJpaQuery(JpaQueryMethod method, EntityManager em) {
 
-		Assert.notNull(method);
-		Assert.notNull(em);
+		Assert.notNull(method, "JpaQueryMethod must not be null!");
+		Assert.notNull(em, "EntityManager must not be null!");
 
 		this.method = method;
 		this.em = em;

src/main/java/org/springframework/data/jpa/repository/query/CriteriaQueryParameterBinder.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2013 the original author or authors.
+ * Copyright 2011-2017 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.
@@ -32,6 +32,7 @@
  * 
  * @author Oliver Gierke
  * @author Thomas Darimont
+ * @author Mark Paluch
  */
 class CriteriaQueryParameterBinder extends ParameterBinder {
 
@@ -41,14 +42,15 @@ class CriteriaQueryParameterBinder extends ParameterBinder {
 	 * Creates a new {@link CriteriaQueryParameterBinder} for the given {@link Parameters}, values and some
 	 * {@link javax.persistence.criteria.ParameterExpression}.
 	 * 
-	 * @param parameters
-	 * @param values
-	 * @param expressions
+	 * @param parameters must not be {@literal null}.
+	 * @param values must not be {@literal null}.
+	 * @param expressions must not be {@literal null}.
 	 */
 	CriteriaQueryParameterBinder(JpaParameters parameters, Object[] values, Iterable<ParameterMetadata<?>> expressions) {
 
 		super(parameters, values);
-		Assert.notNull(expressions);
+
+		Assert.notNull(expressions, "Iterable of ParameterMetadata must not be null!");
 		this.expressions = expressions.iterator();
 	}
 

src/main/java/org/springframework/data/jpa/repository/query/JpaQueryCreator.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2008-2016 the original author or authors.
+ * Copyright 2008-2017 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.
@@ -229,8 +229,8 @@ private class PredicateBuilder {
 		 */
 		public PredicateBuilder(Part part, Root<?> root) {
 
-			Assert.notNull(part);
-			Assert.notNull(root);
+			Assert.notNull(part, "Part must not be null!");
+			Assert.notNull(root, "Root must not be null!");
 			this.part = part;
 			this.root = root;
 		}

src/main/java/org/springframework/data/jpa/repository/query/JpaQueryExecution.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2008-2016 the original author or authors.
+ * Copyright 2008-2017 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.
@@ -71,13 +71,13 @@ public abstract class JpaQueryExecution {
 	 * Executes the given {@link AbstractStringBasedJpaQuery} with the given {@link ParameterBinder}.
 	 * 
 	 * @param query must not be {@literal null}.
-	 * @param binder must not be {@literal null}.
+	 * @param values must not be {@literal null}.
 	 * @return
 	 */
 	public Object execute(AbstractJpaQuery query, Object[] values) {
 
-		Assert.notNull(query);
-		Assert.notNull(values);
+		Assert.notNull(query, "AbstractJpaQuery must not be null!");
+		Assert.notNull(values, "Values must not be null!");
 
 		Object result;
 

src/main/java/org/springframework/data/jpa/repository/query/ParameterBinder.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2008-2014 the original author or authors.
+ * Copyright 2008-2017 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.
@@ -33,6 +33,7 @@
  * 
  * @author Oliver Gierke
  * @author Thomas Darimont
+ * @author Mark Paluch
  */
 public class ParameterBinder {
 
@@ -48,8 +49,8 @@ public class ParameterBinder {
 	 */
 	public ParameterBinder(JpaParameters parameters, Object[] values) {
 
-		Assert.notNull(parameters);
-		Assert.notNull(values);
+		Assert.notNull(parameters, "JpaParameters must not be null!");
+		Assert.notNull(values, "Values must not be null!");
 
 		Assert.isTrue(parameters.getNumberOfParameters() == values.length, "Invalid number of parameters given!");
 

src/main/java/org/springframework/data/jpa/repository/query/ParameterMetadataProvider.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2016 the original author or authors.
+ * Copyright 2011-2017 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.
@@ -41,6 +41,7 @@
  * 
  * @author Oliver Gierke
  * @author Thomas Darimont
+ * @author Mark Paluch
  */
 class ParameterMetadataProvider {
 
@@ -144,12 +145,12 @@ public <T> ParameterMetadata<? extends T> next(Part part, Class<T> type) {
 	 * @param <T>
 	 * @param part must not be {@literal null}.
 	 * @param type must not be {@literal null}.
-	 * @param name
+	 * @param parameter
 	 * @return
 	 */
 	private <T> ParameterMetadata<T> next(Part part, Class<T> type, Parameter parameter) {
 
-		Assert.notNull(type);
+		Assert.notNull(type, "Type must not be null!");
 
 		/*
 		 * We treat Expression types as Object vales since the real value to be bound as a parameter is determined at query time.
@@ -221,7 +222,7 @@ public boolean isIsNullParameter() {
 		 */
 		public Object prepare(Object value) {
 
-			Assert.notNull(value);
+			Assert.notNull(value, "Value must not be null!");
 
 			Class<? extends T> expressionType = expression.getJavaType();
 

src/main/java/org/springframework/data/jpa/repository/query/QueryUtils.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2008-2016 the original author or authors.
+ * Copyright 2008-2017 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.
@@ -69,6 +69,7 @@
  * @author Thomas Darimont
  * @author Komi Innocent
  * @author Christoph Strobl
+ * @author Mark Paluch
  */
 public abstract class QueryUtils {
 
@@ -221,14 +222,14 @@ public static String applySorting(String query, Sort sort) {
 	/**
 	 * Adds {@literal order by} clause to the JPQL query.
 	 * 
-	 * @param query
+	 * @param query must not be {@literal null} or empty.
 	 * @param sort
 	 * @param alias
 	 * @return
 	 */
 	public static String applySorting(String query, Sort sort, String alias) {
 
-		Assert.hasText(query);
+		Assert.hasText(query, "Query must not be null or empty!");
 
 		if (null == sort || !sort.iterator().hasNext()) {
 			return query;
@@ -356,16 +357,16 @@ public static String detectAlias(String query) {
 	 * entities to the query.
 	 * 
 	 * @param <T>
-	 * @param queryString
-	 * @param entities
-	 * @param entityManager
+	 * @param queryString must not be {@literal null}.
+	 * @param entities must not be {@literal null}.
+	 * @param entityManager must not be {@literal null}.
 	 * @return
 	 */
 	public static <T> Query applyAndBind(String queryString, Iterable<T> entities, EntityManager entityManager) {
 
-		Assert.notNull(queryString);
-		Assert.notNull(entities);
-		Assert.notNull(entityManager);
+		Assert.notNull(queryString, "Querystring must not be null!");
+		Assert.notNull(entities, "Iterable of entities must not be null!");
+		Assert.notNull(entityManager, "EntityManager must not be null!");
 
 		Iterator<T> iterator = entities.iterator();
 
@@ -489,8 +490,8 @@ public static List<javax.persistence.criteria.Order> toOrders(Sort sort, Root<?>
 			return orders;
 		}
 
-		Assert.notNull(root);
-		Assert.notNull(cb);
+		Assert.notNull(root, "Root must not be null!");
+		Assert.notNull(cb, "CriteriaBuilder must not be null!");
 
 		for (org.springframework.data.domain.Sort.Order order : sort) {
 			orders.add(toJpaOrder(order, root, cb));

src/main/java/org/springframework/data/jpa/repository/query/StringQuery.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2016 the original author or authors.
+ * Copyright 2013-2017 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.
@@ -37,6 +37,7 @@
  * @author Oliver Gierke
  * @author Thomas Darimont
  * @author Oliver Wehrens
+ * @author Mark Paluch
  */
 class StringQuery {
 
@@ -729,7 +730,7 @@ public String toString() {
 		 */
 		private static Type getLikeTypeFrom(String expression) {
 
-			Assert.hasText(expression);
+			Assert.hasText(expression, "Expression must not be null or empty!");
 
 			if (expression.matches("%.*%")) {
 				return Type.CONTAINING;

src/main/java/org/springframework/data/jpa/repository/support/JpaEntityInformationSupport.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2011 the original author or authors.
+ * Copyright 2011-2017 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.
@@ -30,6 +30,7 @@
  * Base class for {@link JpaEntityInformation} implementations to share common method implementations.
  * 
  * @author Oliver Gierke
+ * @author Mark Paluch
  */
 public abstract class JpaEntityInformationSupport<T, ID extends Serializable> extends AbstractEntityInformation<T, ID>
 		implements JpaEntityInformation<T, ID> {
@@ -56,8 +57,8 @@ public JpaEntityInformationSupport(Class<T> domainClass) {
 	@SuppressWarnings({ "rawtypes", "unchecked" })
 	public static <T> JpaEntityInformation<T, ?> getEntityInformation(Class<T> domainClass, EntityManager em) {
 
-		Assert.notNull(domainClass);
-		Assert.notNull(em);
+		Assert.notNull(domainClass, "Domain class must not be null!");
+		Assert.notNull(em, "EntityManager must not be null!");
 
 		Metamodel metamodel = em.getMetamodel();
 

src/main/java/org/springframework/data/jpa/repository/support/JpaMetamodelEntityInformation.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2011-2016 the original author or authors.
+ * Copyright 2011-2017 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.
@@ -64,7 +64,7 @@ public JpaMetamodelEntityInformation(Class<T> domainClass, Metamodel metamodel)
 
 		super(domainClass);
 
-		Assert.notNull(metamodel);
+		Assert.notNull(metamodel, "Metamodel must not be null!");
 		this.metamodel = metamodel;
 
 		ManagedType<T> type = metamodel.managedType(domainClass);
@@ -210,7 +210,9 @@ public Iterable<String> getIdAttributeNames() {
 	 * @see org.springframework.data.jpa.repository.support.JpaEntityInformation#getCompositeIdAttributeValue(java.io.Serializable, java.lang.String)
 	 */
 	public Object getCompositeIdAttributeValue(Serializable id, String idAttribute) {
-		Assert.isTrue(hasCompositeId());
+		
+		Assert.isTrue(hasCompositeId(), "Model must have a composite Id!");
+		
 		return new DirectFieldAccessFallbackBeanWrapper(id).getPropertyValue(idAttribute);
 	}
 

src/main/java/org/springframework/data/jpa/repository/support/JpaRepositoryFactory.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2008-2015 the original author or authors.
+ * Copyright 2008-2017 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.
@@ -38,6 +38,7 @@
  * JPA specific generic repository factory.
  * 
  * @author Oliver Gierke
+ * @author Mark Paluch
  */
 public class JpaRepositoryFactory extends RepositoryFactorySupport {
 
@@ -52,7 +53,7 @@ public class JpaRepositoryFactory extends RepositoryFactorySupport {
 	 */
 	public JpaRepositoryFactory(EntityManager entityManager) {
 
-		Assert.notNull(entityManager);
+		Assert.notNull(entityManager, "EntityManager must not be null!");
 
 		this.entityManager = entityManager;
 		this.extractor = PersistenceProvider.fromEntityManager(entityManager);