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[utils] / crawler / basic / src / org / wamblee / crawler / impl / ConfigItem.java

diff --git a/crawler/basic/src/org/wamblee/crawler/impl/ConfigItem.java b/crawler/basic/src/org/wamblee/crawler/impl/ConfigItem.java
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+/*
+ * Copyright 2005 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.
+ * 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.wamblee.crawler.impl;
+
+import java.util.regex.Pattern;
+
+/**
+ * 
+ */
+class ConfigItem<ValueType> {
+    
+    private Pattern _pattern;
+    private ValueType _value; 
+    
+    protected ConfigItem(String aPattern, ValueType aValue) { 
+        _pattern = Pattern.compile(aPattern);
+        _value = aValue;
+    }
+    
+    protected ValueType match(String aValue) { 
+        if ( !_pattern.matcher(aValue).matches() ) { 
+            return null; 
+        }
+        return _value;
+    }
+
+}