--- a/gnv-artifacts/src/main/java/de/intevation/gnv/artifacts/services/requestobjects/DefaultFIS.java	Wed Mar 31 09:30:34 2010 +0000
+++ b/gnv-artifacts/src/main/java/de/intevation/gnv/artifacts/services/requestobjects/DefaultFIS.java	Wed Mar 31 10:52:34 2010 +0000
@@ -4,6 +4,8 @@
 import java.util.Iterator;
 
 /**
+ * The default implementation of <code>Fis</code>.
+ *
  * @author <a href="mailto:tim.englich@intevation.de">Tim Englich</a>
  *
  */
@@ -14,14 +16,19 @@
 
     private Collection<Parameter> parameter = null;
 
+    /**
+     * Constructor
+     * 
+     * @param id The id for this fis.
+     */
     public DefaultFIS(String id){
         super();
         this.id = id;
     }
     /**
      * Constructor
-     * @param id
-     * @param parameter
+     * @param id The id for this fis.
+     * @param parameter A collection of parameters.
      */
     public DefaultFIS(String id, Collection<Parameter> parameter) {
         this(id);
@@ -29,19 +36,25 @@
     }
 
     /**
-     * @see de.intevation.gnv.artifacts.services.requestobjects.FIS#getID()
+     * @return the id.
      */
     public String getID() {
         return this.id;
     }
 
     /**
-     * @see de.intevation.gnv.artifacts.services.requestobjects.FIS#getParameter()
+     * @return the parameter collection.
      */
     public Collection<Parameter> getParameter() {
         return this.parameter;
     }
 
+    /**
+     * Two objects are equal if they have the same id.
+     *
+     * @param arg0 Object which is checked for equality.
+     * @return True, if both objects are equal, otherwise false.
+     */
     @Override
     public boolean equals(Object arg0) {
         boolean returnValue = false;
@@ -50,8 +63,21 @@
         }
         return returnValue;
     }
+
     /**
-     * @see de.intevation.gnv.artifacts.services.requestobjects.FIS#addParameter(java.util.Collection)
+     * Creates a hash code using the id and the given parameters.
+     *
+     * @return A hash code.
+     */
+    @Override
+    public int hashCode() {
+        int hash = 7;
+        hash = 47 * hash + (this.id != null ? this.id.hashCode() : 0);
+        hash = 47 * hash + (this.parameter != null ? this.parameter.hashCode() : 0);
+        return hash;
+    }
+    /**
+     * @param parameter Collection of parameters.
      */
     public void addParameter(Collection<Parameter> parameter) {
         if (this.parameter != null){
@@ -70,3 +96,4 @@
 
 
 }
+// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
\ No newline at end of file