X-Git-Url: https://git.mdrn.pl/pylucene.git/blobdiff_plain/a2e61f0c04805cfcb8706176758d1283c7e3a55c..aaeed5504b982cf3545252ab528713250aa33eed:/lucene-java-3.5.0/lucene/contrib/queryparser/src/java/org/apache/lucene/queryParser/core/config/ConfigurationKey.java

diff --git a/lucene-java-3.5.0/lucene/contrib/queryparser/src/java/org/apache/lucene/queryParser/core/config/ConfigurationKey.java b/lucene-java-3.5.0/lucene/contrib/queryparser/src/java/org/apache/lucene/queryParser/core/config/ConfigurationKey.java
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--- /dev/null
+++ b/lucene-java-3.5.0/lucene/contrib/queryparser/src/java/org/apache/lucene/queryParser/core/config/ConfigurationKey.java
@@ -0,0 +1,42 @@
+package org.apache.lucene.queryParser.core.config;
+
+/**
+ * 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.
+ */
+
+/**
+ * An instance of this class represents a key that is used to retrieve a value
+ * from {@link AbstractQueryConfig}. It also holds the value's type, which is
+ * defined in the generic argument.
+ * 
+ * @see AbstractQueryConfig
+ */
+final public class ConfigurationKey<T> {
+  
+  private ConfigurationKey() {}
+  
+  /**
+   * Creates a new instance.
+   * 
+   * @param <T> the value's type
+   * 
+   * @return a new instance
+   */
+  public static <T> ConfigurationKey<T> newInstance() {
+    return new ConfigurationKey<T>();
+  }
+  
+}