1 files changed, 37 insertions, 1 deletions
diff --git a/src/main/java/nu/xss/jpa/query/filter/AbstractFilter.java b/src/main/java/nu/xss/jpa/query/filter/AbstractFilter.java
index f2d2bbf..c522759 100644
--- a/src/main/java/nu/xss/jpa/query/filter/AbstractFilter.java
+++ b/src/main/java/nu/xss/jpa/query/filter/AbstractFilter.java
@@ -1,3 +1,23 @@
+/**
+ * This file is part of xss-jpa.
+ *
+ * Copyright 2012 Sebastian Schmelzer
+ * http://xss.nu/
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with library. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
 package nu.xss.jpa.query.filter;
 
 import java.util.HashSet;
@@ -5,14 +25,30 @@ import java.util.Set;
 
 import javax.persistence.criteria.Predicate;
 
+/**
+ * The Class AbstractFilter.
+ * 
+ * @param <E>
+ *            the element type
+ */
 public abstract class AbstractFilter<E> implements Filter {
 
+	/** The predicates. */
 	private Set<Predicate> predicates = new HashSet<Predicate>();
 
-	protected void addPredicate(Predicate predicate) {
+	/**
+	 * Adds the predicate.
+	 * 
+	 * @param predicate
+	 *            the predicate
+	 */
+	protected void addPredicate(final Predicate predicate) {
 		predicates.add(predicate);
 	}
 
+	/* (non-Javadoc)
+	 * @see nu.xss.jpa.query.filter.Filter#getPredicates()
+	 */
 	@Override
 	public Set<Predicate> getPredicates() {
 		return predicates;