pylucene 3.5.0-3

[pylucene.git] / lucene-java-3.5.0 / lucene / contrib / benchmark / src / java / org / apache / lucene / benchmark / byTask / tasks / NewLocaleTask.java

diff --git a/lucene-java-3.5.0/lucene/contrib/benchmark/src/java/org/apache/lucene/benchmark/byTask/tasks/NewLocaleTask.java b/lucene-java-3.5.0/lucene/contrib/benchmark/src/java/org/apache/lucene/benchmark/byTask/tasks/NewLocaleTask.java
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+package org.apache.lucene.benchmark.byTask.tasks;
+
+/**
+ * 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.
+ */
+
+import java.util.Locale;
+import java.util.StringTokenizer;
+
+import org.apache.lucene.benchmark.byTask.PerfRunData;
+
+/**
+ * Set a {@link java.util.Locale} for use in benchmarking.
+ * <p>
+ * Locales can be specified in the following ways:
+ * <ul>
+ *  <li><code>de</code>: Language "de"
+ *  <li><code>en,US</code>: Language "en", country "US"
+ *  <li><code>no,NO,NY</code>: Language "no", country "NO", variant "NY" 
+ *  <li><code>ROOT</code>: The root (language-agnostic) Locale
+ *  <li>&lt;empty string&gt;: Erase the Locale (null)
+ * </ul>
+ * </p>
+ */
+public class NewLocaleTask extends PerfTask {
+  private String language;
+  private String country;
+  private String variant;
+  
+  /**
+   * Create a new {@link java.util.Locale} and set it it in the getRunData() for
+   * use by all future tasks.
+   */
+  public NewLocaleTask(PerfRunData runData) {
+    super(runData);
+  }
+
+  static Locale createLocale(String language, String country, String variant) {
+    if (language == null || language.length() == 0) 
+      return null;
+    
+    String lang = language;
+    if (lang.equalsIgnoreCase("ROOT"))
+      lang = ""; // empty language is the root locale in the JDK
+      
+    return new Locale(lang, country, variant);
+  }
+  
+  @Override
+  public int doLogic() throws Exception {
+    Locale locale = createLocale(language, country, variant);
+    getRunData().setLocale(locale);
+    System.out.println("Changed Locale to: " + 
+        (locale == null ? "null" : 
+        (locale.getDisplayName().length() == 0) ? "root locale" : locale));
+    return 1;
+  }
+  
+  @Override
+  public void setParams(String params) {
+    super.setParams(params);
+    language = country = variant = "";
+    StringTokenizer st = new StringTokenizer(params, ",");
+    if (st.hasMoreTokens())
+      language = st.nextToken();
+    if (st.hasMoreTokens())
+      country = st.nextToken();
+    if (st.hasMoreTokens())
+      variant = st.nextToken();
+  }
+
+  @Override
+  public boolean supportsParams() {
+    return true;
+  }
+}