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From simonetrip...@apache.org
Subject svn commit: r1066240 - /commons/sandbox/digester3/trunk/src/main/java/org/apache/commons/digester3/DigesterLoader.java
Date Tue, 01 Feb 2011 21:58:18 GMT
Author: simonetripodi
Date: Tue Feb  1 21:58:18 2011
New Revision: 1066240

URL: http://svn.apache.org/viewvc?rev=1066240&view=rev
Log:
started implementing the DigesterLoader class

Added:
    commons/sandbox/digester3/trunk/src/main/java/org/apache/commons/digester3/DigesterLoader.java
  (with props)

Added: commons/sandbox/digester3/trunk/src/main/java/org/apache/commons/digester3/DigesterLoader.java
URL: http://svn.apache.org/viewvc/commons/sandbox/digester3/trunk/src/main/java/org/apache/commons/digester3/DigesterLoader.java?rev=1066240&view=auto
==============================================================================
--- commons/sandbox/digester3/trunk/src/main/java/org/apache/commons/digester3/DigesterLoader.java
(added)
+++ commons/sandbox/digester3/trunk/src/main/java/org/apache/commons/digester3/DigesterLoader.java
Tue Feb  1 21:58:18 2011
@@ -0,0 +1,76 @@
+/* $Id$
+ *
+ * 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.digester3;
+
+import java.util.Arrays;
+import java.util.Collection;
+
+/**
+ * This class manages the creation of Digester instances from digester rules modules.
+ */
+public final class DigesterLoader {
+
+    /**
+     * Creates a new {@link DigesterLoader} instance given one or more {@link RulesModule}
instance.
+     *
+     * @param rulesModules The modules containing the {@code Rule} binding
+     * @return A new {@link DigesterLoader} instance
+     */
+    public static DigesterLoader newLoader(RulesModule...rulesModules) {
+        if (rulesModules == null || rulesModules.length == 0) {
+            throw new DigesterLoadingException("At least one RulesModule has to be specified");
+        }
+        return newLoader(Arrays.asList(rulesModules));
+    }
+
+    /**
+     * Creates a new {@link DigesterLoader} instance given a collection of {@link RulesModule}
instance.
+     *
+     * @param rulesModules The modules containing the {@code Rule} binding
+     * @return A new {@link DigesterLoader} instance
+     */
+    public static DigesterLoader newLoader(Collection<RulesModule> rulesModules) {
+        if (rulesModules == null || rulesModules.isEmpty()) {
+            throw new DigesterLoadingException("At least one RulesModule has to be specified");
+        }
+
+        return new DigesterLoader(rulesModules);
+    }
+
+    /**
+     * The concrete {@link RulesBinder} implementation.
+     */
+    private final RulesBinderImpl rulesBinder = new RulesBinderImpl();
+
+    /**
+     * Creates a new {@link DigesterLoader} instance given a collection of {@link RulesModule}
instance.
+     *
+     * @param rulesModules The modules containing the {@code Rule} binding
+     */
+    private DigesterLoader(Collection<RulesModule> rulesModules) {
+        for (RulesModule rulesModule : rulesModules) {
+            rulesModule.configure(this.rulesBinder);
+        }
+
+        // check if there were errors while binding rules
+        if (this.rulesBinder.containsErrors()) {
+            throw new DigesterLoadingException(this.rulesBinder.getErrors());
+        }
+    }
+
+}

Propchange: commons/sandbox/digester3/trunk/src/main/java/org/apache/commons/digester3/DigesterLoader.java
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Propchange: commons/sandbox/digester3/trunk/src/main/java/org/apache/commons/digester3/DigesterLoader.java
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Propchange: commons/sandbox/digester3/trunk/src/main/java/org/apache/commons/digester3/DigesterLoader.java
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