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From simonetrip...@apache.org
Subject svn commit: r897461 - /commons/sandbox/at-digester/trunk/src/java/org/apache/commons/digester/annotations/providers/SetPropertiesRuleProvider.java
Date Sat, 09 Jan 2010 14:34:26 GMT
Author: simonetripodi
Date: Sat Jan  9 14:34:25 2010
New Revision: 897461

URL: http://svn.apache.org/viewvc?rev=897461&view=rev
Log:
first checkin of SetPropertiesRuleProvider class

Added:
    commons/sandbox/at-digester/trunk/src/java/org/apache/commons/digester/annotations/providers/SetPropertiesRuleProvider.java
  (with props)

Added: commons/sandbox/at-digester/trunk/src/java/org/apache/commons/digester/annotations/providers/SetPropertiesRuleProvider.java
URL: http://svn.apache.org/viewvc/commons/sandbox/at-digester/trunk/src/java/org/apache/commons/digester/annotations/providers/SetPropertiesRuleProvider.java?rev=897461&view=auto
==============================================================================
--- commons/sandbox/at-digester/trunk/src/java/org/apache/commons/digester/annotations/providers/SetPropertiesRuleProvider.java
(added)
+++ commons/sandbox/at-digester/trunk/src/java/org/apache/commons/digester/annotations/providers/SetPropertiesRuleProvider.java
Sat Jan  9 14:34:25 2010
@@ -0,0 +1,82 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.apache.commons.digester.annotations.providers;
+
+import java.lang.reflect.Field;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Map.Entry;
+
+import org.apache.commons.digester.SetPropertiesRule;
+import org.apache.commons.digester.annotations.AnnotationRuleProvider;
+import org.apache.commons.digester.annotations.SetProperty;
+
+/**
+ * Provides instances of {@code SetPropertiesRule}.
+ *
+ * @version $Id$
+ * @since 2.1
+ */
+public final class SetPropertiesRuleProvider implements AnnotationRuleProvider<SetProperty,
Field, SetPropertiesRule> {
+
+    /**
+     * The data structure that stores the aliases.
+     */
+    private final Map<String, String> aliases = new HashMap<String, String>();
+
+    /**
+     * {@inheritDoc}
+     */
+    public void init(SetProperty annotation, Field element) {
+        this.addAlias(annotation, element);
+    }
+
+    /**
+     * Adds a new alias attribute/property name; if the attribute name is not
+     * specified, the alias will be considered as property name identity.
+     *
+     * @param annotation the {@link SetProperty} reference.
+     * @param element the annotated element reference.
+     */
+    public void addAlias(SetProperty annotation, Field element) {
+        String attributeName = annotation.attributeName();
+        String propertyName = element.getName();
+
+        if (attributeName.length() > 0) {
+            this.aliases.put(attributeName, propertyName);
+        } else {
+            this.aliases.put(propertyName, propertyName);
+        }
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    public SetPropertiesRule get() {
+        String[] attributeNames = new String[this.aliases.size()];
+        String[] propertyNames = new String[this.aliases.size()];
+
+        int i = 0;
+        for (Entry<String, String> alias : this.aliases.entrySet()) {
+            attributeNames[i] = alias.getKey();
+            propertyNames[i++] = alias.getValue();
+        }
+
+        return new SetPropertiesRule(attributeNames, propertyNames);
+    }
+
+}

Propchange: commons/sandbox/at-digester/trunk/src/java/org/apache/commons/digester/annotations/providers/SetPropertiesRuleProvider.java
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Propchange: commons/sandbox/at-digester/trunk/src/java/org/apache/commons/digester/annotations/providers/SetPropertiesRuleProvider.java
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Propchange: commons/sandbox/at-digester/trunk/src/java/org/apache/commons/digester/annotations/providers/SetPropertiesRuleProvider.java
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