1 files changed, 112 insertions, 0 deletions
diff --git a/java/perftests/src/main/java/org/apache/qpid/disttest/ResultsFileWriter.java b/java/perftests/src/main/java/org/apache/qpid/disttest/ResultsFileWriter.java
new file mode 100644
index 0000000000..81b717403d
--- /dev/null
+++ b/java/perftests/src/main/java/org/apache/qpid/disttest/ResultsFileWriter.java
@@ -0,0 +1,112 @@
+/*
+ * 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.qpid.disttest;
+
+import java.io.File;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.util.List;
+
+import org.apache.qpid.disttest.controller.ResultsForAllTests;
+import org.apache.qpid.disttest.results.aggregation.TestResultAggregator;
+import org.apache.qpid.disttest.results.formatting.CSVFormatter;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class ResultsFileWriter
+{
+    private static final Logger LOGGER = LoggerFactory.getLogger(ResultsFileWriter.class);
+
+    static final String TEST_SUMMARY_FILE_NAME = "test-summary.csv";
+
+    private final File _outputDir;
+
+    private CSVFormatter _csvFormater = new CSVFormatter();
+
+    private TestResultAggregator _testResultAggregator = new TestResultAggregator();
+
+    public ResultsFileWriter(File outputDir)
+    {
+        _outputDir = outputDir;
+    }
+
+    public void writeResultsToFile(ResultsForAllTests resultsForAllTests, String testConfigFile)
+    {
+        final String outputFile = generateOutputCsvNameFrom(testConfigFile);
+        writeResultsToOutputFile(resultsForAllTests, outputFile);
+    }
+
+    public void writeResultsSummary(List<ResultsForAllTests> allResultsList)
+    {
+        ResultsForAllTests combinedResults = _testResultAggregator.aggregateTestResults(allResultsList);
+        writeResultsToOutputFile(combinedResults, new File(_outputDir, TEST_SUMMARY_FILE_NAME).getAbsolutePath());
+    }
+
+    /**
+     * generateOutputCsvNameFrom("/config/testConfigFile.js", "/output") returns /output/testConfigFile.csv
+     */
+    private String generateOutputCsvNameFrom(String testConfigFile)
+    {
+        final String filenameOnlyWithExtension = new File(testConfigFile).getName();
+        final String cvsFile = filenameOnlyWithExtension.replaceFirst(".?\\w*$", ".csv");
+
+        return new File(_outputDir, cvsFile).getAbsolutePath();
+    }
+
+    private void writeResultsToOutputFile(ResultsForAllTests resultsForAllTests, String outputFile)
+    {
+        FileWriter writer = null;
+        try
+        {
+            final String outputCsv = _csvFormater.format(resultsForAllTests);
+            writer = new FileWriter(outputFile);
+            writer.write(outputCsv);
+            LOGGER.info("Wrote " + resultsForAllTests.getTestResults().size() + " test result(s) to output file " + outputFile);
+        }
+        catch (IOException e)
+        {
+            throw new DistributedTestException("Unable to write output file " + outputFile, e);
+        }
+        finally
+        {
+            if (writer != null)
+            {
+                try
+                {
+                    writer.close();
+                }
+                catch (IOException e)
+                {
+                    LOGGER.error("Failed to close stream for file " + outputFile, e);
+                }
+            }
+        }
+    }
+
+    void setCsvFormater(CSVFormatter csvFormater)
+    {
+        _csvFormater = csvFormater;
+    }
+
+    void setTestResultAggregator(TestResultAggregator testResultAggregator)
+    {
+        _testResultAggregator = testResultAggregator;
+    }
+
+}