pylucene 3.5.0-3

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

diff --git a/lucene-java-3.5.0/lucene/contrib/benchmark/src/java/org/apache/lucene/benchmark/byTask/tasks/ForceMergeTask.java b/lucene-java-3.5.0/lucene/contrib/benchmark/src/java/org/apache/lucene/benchmark/byTask/tasks/ForceMergeTask.java
new file mode 100644 (file)
index 0000000..07a355e
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+++ b/lucene-java-3.5.0/lucene/contrib/benchmark/src/java/org/apache/lucene/benchmark/byTask/tasks/ForceMergeTask.java
@@ -0,0 +1,56 @@
+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 org.apache.lucene.benchmark.byTask.PerfRunData;
+import org.apache.lucene.index.IndexWriter;
+
+/**
+ * Runs forceMerge on the index.
+ * <br>Other side effects: none.
+ */
+public class ForceMergeTask extends PerfTask {
+
+  public ForceMergeTask(PerfRunData runData) {
+    super(runData);
+  }
+
+  int maxNumSegments = -1;
+
+  @Override
+  public int doLogic() throws Exception {
+    if (maxNumSegments == -1) {
+      throw new IllegalStateException("required argument (maxNumSegments) was not specified");
+    }
+    IndexWriter iw = getRunData().getIndexWriter();
+    iw.forceMerge(maxNumSegments);
+    //System.out.println("forceMerge called");
+    return 1;
+  }
+
+  @Override
+  public void setParams(String params) {
+    super.setParams(params);
+    maxNumSegments = Double.valueOf(params).intValue();
+  }
+
+  @Override
+  public boolean supportsParams() {
+    return true;
+  }
+}