1 files changed, 187 insertions, 0 deletions
diff --git a/testsuites/performance/performance-context-metrics/src/main/java/org/onap/policy/apex/plugins/context/metrics/ConcurrentContextMetricsJVMThread.java b/testsuites/performance/performance-context-metrics/src/main/java/org/onap/policy/apex/plugins/context/metrics/ConcurrentContextMetricsJVMThread.java
new file mode 100644
index 000000000..64bc0cab6
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+++ b/testsuites/performance/performance-context-metrics/src/main/java/org/onap/policy/apex/plugins/context/metrics/ConcurrentContextMetricsJVMThread.java
@@ -0,0 +1,187 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2016-2018 Ericsson. All rights reserved.
+ * ================================================================================
+ * 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.
+ * 
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.apex.plugins.context.metrics;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.io.PrintWriter;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map.Entry;
+
+import org.onap.policy.apex.model.basicmodel.concepts.ApexException;
+import org.onap.policy.apex.model.basicmodel.service.AbstractParameters;
+import org.onap.policy.apex.model.basicmodel.service.ParameterService;
+import org.slf4j.ext.XLogger;
+import org.slf4j.ext.XLoggerFactory;
+
+import com.google.gson.Gson;
+
+/**
+ * The Class ConcurrentContextMetricsJVMThread gets metrics for concurrent use of context.
+ *
+ * @author Liam Fallon (liam.fallon@ericsson.com)
+ */
+public class ConcurrentContextMetricsJVMThread implements Runnable {
+    // Logger for this class
+    private static final XLogger LOGGER = XLoggerFactory.getXLogger(ConcurrentContextMetricsJVMThread.class);
+
+    private final String testType;
+    private final int jvm;
+    private final int threadCount;
+    private final int threadLoops;
+    private final int longArraySize;
+    private final int lockType;
+
+    private boolean readyToGo = false;
+    private boolean allFinished = false;
+
+    private PrintWriter processWriter;
+
+    /**
+     * The Constructor.
+     *
+     * @param testType the test type
+     * @param jvm the jvm
+     * @param threadCount the thread count
+     * @param threadLoops the thread loops
+     * @param longArraySize the long array size
+     * @param lockType the lock type
+     * @throws ApexException the apex exception
+     */
+    public ConcurrentContextMetricsJVMThread(final String testType, final int jvm, final int threadCount,
+            final int threadLoops, final int longArraySize, final int lockType) throws ApexException {
+        this.testType = testType;
+        this.jvm = jvm;
+        this.threadCount = threadCount;
+        this.threadLoops = threadLoops;
+        this.longArraySize = longArraySize;
+        this.lockType = lockType;
+    }
+
+    /*
+     * (non-Javadoc)
+     *
+     * @see java.lang.Runnable#run()
+     */
+    @Override
+    public void run() {
+        final List<String> commandList = new ArrayList<>();
+        commandList.add(System.getProperty("java.home") + System.getProperty("file.separator") + "bin"
+                + System.getProperty("file.separator") + "java");
+        commandList.add("-cp");
+        commandList.add(System.getProperty("java.class.path"));
+        for (final Entry<Object, Object> property : System.getProperties().entrySet()) {
+            if (property.getKey().toString().startsWith("APEX")
+                    || property.getKey().toString().equals("java.net.preferIPv4Stack")
+                    || property.getKey().toString().equals("jgroups.bind_addr")) {
+                commandList.add("-D" + property.getKey().toString() + "=" + property.getValue().toString());
+            }
+        }
+        commandList.add("org.onap.policy.apex.plugins.context.metrics.ConcurrentContextMetricsJVM");
+        commandList.add(testType);
+        commandList.add(new Integer(jvm).toString());
+        commandList.add(new Integer(threadCount).toString());
+        commandList.add(new Integer(threadLoops).toString());
+        commandList.add(new Integer(longArraySize).toString());
+        commandList.add(new Integer(lockType).toString());
+
+        for (final Entry<Class<?>, AbstractParameters> parameterServiceEntry : ParameterService.getAll()) {
+            commandList.add(parameterServiceEntry.getKey().getCanonicalName());
+            commandList.add(new Gson().toJson(parameterServiceEntry.getValue()));
+        }
+
+        LOGGER.info("starting JVM " + jvm);
+
+        // Run the JVM
+        final ProcessBuilder processBuilder = new ProcessBuilder(commandList);
+        processBuilder.redirectErrorStream(true);
+        Process process;
+
+        try {
+            process = processBuilder.start();
+
+            final InputStream is = process.getInputStream();
+            processWriter = new PrintWriter(process.getOutputStream());
+            final InputStreamReader isr = new InputStreamReader(is);
+            final BufferedReader br = new BufferedReader(isr);
+
+            String line;
+
+            LOGGER.info("JVM Output for command " + commandList + "\n");
+            while ((line = br.readLine()) != null) {
+                LOGGER.info(line);
+
+                if (line.trim().equals("ReadyToGo")) {
+                    readyToGo = true;
+                } else if (line.trim().equals("AllFinished")) {
+                    allFinished = true;
+                }
+            }
+
+            // Wait to get exit value
+            try {
+                final int exitValue = process.waitFor();
+                LOGGER.info("\n\nJVM " + jvm + " finished, exit value is " + exitValue);
+            } catch (final InterruptedException e) {
+                e.printStackTrace();
+            }
+        } catch (final IOException e1) {
+            e1.printStackTrace();
+        }
+    }
+
+    /**
+     * Checks if is ready to go.
+     *
+     * @return true, if checks if is ready to go
+     */
+    public boolean isReadyToGo() {
+        return readyToGo;
+    }
+
+    /**
+     * Checks if is all finished.
+     *
+     * @return true, if checks if is all finished
+     */
+    public boolean isAllFinished() {
+        return allFinished;
+    }
+
+    /**
+     * Off you go.
+     */
+    public void offYouGo() {
+        processWriter.println("OffYouGo");
+        processWriter.flush();
+    }
+
+    /**
+     * Finish it out.
+     */
+    public void finishItOut() {
+        processWriter.println("FinishItOut");
+        processWriter.flush();
+    }
+}