Examples with JavaRuntime com.ibm.dtfj.java.JavaRuntime used on opensource projects

Example 1 with JavaRuntime

use of com.ibm.dtfj.java.JavaRuntime in project openj9 by eclipse.

the class DTFJHeapUnitTest method setUp.

@Before
public void setUp() throws Exception {
    File core = parseCoreFilePath(getSystemProperty(PROPERTY_CORE_FILE_PATH));
    File output = new File(getSystemProperty(PROPERTY_OUTPUT_PATH));
    if (!output.exists()) {
        output.mkdirs();
    }
    JavaRuntime rt = getRuntime(core);
    File jxoutput = new File(output, "dtfj.xml");
    filesToCompare[0] = jxoutput.getPath();
    generateXML(jxoutput, rt);
    testJ9DDR = true;
    rt = getRuntime(core);
    File ddroutput = new File(output, "ddr.xml");
    filesToCompare[1] = ddroutput.getPath();
    generateXML(ddroutput, rt);
}

Example 2 with JavaRuntime

use of com.ibm.dtfj.java.JavaRuntime in project openj9 by eclipse.

the class JExtractXMLGenerator method generate.

/**
 * Generate a JExtract compatible XML file
 */
public void generate() {
    try {
        xml.append("<j9dump>\n");
        JavaRuntime rt = getRuntime();
        generateJavaVM(rt);
        xml.append("</j9dump>\n");
    } catch (Exception e) {
        // catch all errors and write out what data we have so far
        System.err.println("Error generating XML : " + e.getMessage());
        e.printStackTrace();
    }
    createOutputFile();
}

Example 3 with JavaRuntime

use of com.ibm.dtfj.java.JavaRuntime in project openj9 by eclipse.

the class ImageFactory method hasJavaRuntime.

/**
 * Checks to see if the supplied image has an available DTFJ Java Runtime. This is to force the parsing of the jextract XML
 * for legacy DTFJ and blob parsing for DDR. It does not make any guarantees about the quality and availability of the
 * run time data.
 * @return true if a non-corrupt runtime is returned
 */
private static boolean hasJavaRuntime(ImageReference imageReference) {
    if (null == imageReference || null == imageReference.image) {
        return false;
    }
    Iterator<?> spaces = imageReference.image.getAddressSpaces();
    while ((null != spaces) && spaces.hasNext()) {
        // search address spaces
        Object obj = spaces.next();
        if ((null != obj) && (obj instanceof ImageAddressSpace)) {
            ImageAddressSpace space = (ImageAddressSpace) obj;
            Iterator<?> procs = space.getProcesses();
            while ((null != procs) && procs.hasNext()) {
                // search processes
                Object procobj = procs.next();
                if ((null != procobj) && (procobj instanceof ImageProcess)) {
                    ImageProcess proc = (ImageProcess) procobj;
                    Iterator<?> runtimes = proc.getRuntimes();
                    while ((null != runtimes) && runtimes.hasNext()) {
                        Object rtobj = runtimes.next();
                        if ((null != rtobj) && (rtobj instanceof JavaRuntime)) {
                            // found a non-corrupt java runtime
                            return true;
                        }
                    }
                }
            }
        }
    }
    return false;
}

Example 4 with JavaRuntime

use of com.ibm.dtfj.java.JavaRuntime in project openj9 by eclipse.

the class InfoThreadCommand method getJavaThreads.

private Map getJavaThreads(String id) {
    Map threads = new HashMap();
    ManagedRuntime mr = ctx.getRuntime();
    if (mr instanceof JavaRuntime) {
        JavaRuntime jr = (JavaRuntime) mr;
        Iterator itThread = jr.getThreads();
        while (itThread.hasNext()) {
            Object next = itThread.next();
            // skip any corrupt threads
            if (next instanceof CorruptData)
                continue;
            JavaThread jt = (JavaThread) next;
            // Obtain the native thread ID for this thread, and for zOS also obtain the TCB
            String currentTID = null;
            String currentTCB = null;
            try {
                ImageThread it = jt.getImageThread();
                currentTID = it.getID();
                if (_is_zOS) {
                    currentTCB = it.getProperties().getProperty("TCB");
                }
            } catch (DTFJException e) {
            // Continue with what we have obtained so far
            }
            if (null == id) {
                // save all orphaned java threads in a list within the hashmap
                if (null == currentTID) {
                    if (threads.containsKey(null)) {
                        ArrayList ta = (ArrayList) threads.get(null);
                        ta.add(new ThreadData(jt, jr));
                    } else {
                        ArrayList ta = new ArrayList(1);
                        ta.add(new ThreadData(jt, jr));
                        threads.put(null, ta);
                    }
                } else {
                    threads.put(currentTID, new ThreadData(jt, jr));
                }
            } else if (id.equalsIgnoreCase(currentTID) || id.equalsIgnoreCase(currentTCB)) {
                // We just want the specific Java thread that matches the native thread ID or zOS TCB
                threads.put(currentTID, new ThreadData(jt, jr));
            }
        }
    }
    return threads;
}

Example 5 with JavaRuntime

use of com.ibm.dtfj.java.JavaRuntime in project openj9 by eclipse.

the class JavaRuntimeComparator method testEquals.

// getCompiledMethods()
// getHeapRoots()
// getHeaps()
// getJavaClassLoaders()
// getJavaVM()
// getJavaVMInitArgs()
// getMonitors()
// getThreads()
public void testEquals(Object ddrObject, Object jextractObject, int members) {
    JavaRuntime ddrJavaRuntime = (JavaRuntime) ddrObject;
    JavaRuntime jextractJavaRuntime = (JavaRuntime) jextractObject;
    // getCompiledMethods()
    if ((COMPILED_METHODS & members) != 0)
        new JavaMethodComparator().testComparatorIteratorEquals(ddrJavaRuntime, jextractJavaRuntime, "getCompiledMethods", JavaMethod.class);
    // getHeaps()
    if ((HEAPS & members) != 0)
        new JavaHeapComparator().testComparatorIteratorEquals(ddrJavaRuntime, jextractJavaRuntime, "getHeaps", JavaHeap.class);
    // getJavaClassLoaders()
    if ((JAVA_CLASS_LOADERS & members) != 0)
        new JavaClassLoaderComparator().testComparatorIteratorEquals(ddrJavaRuntime, jextractJavaRuntime, "getJavaClassLoaders", JavaClassLoader.class);
    // getJavaVM()
    if ((JAVA_VM & members) != 0)
        new ImagePointerComparator().testComparatorEquals(ddrJavaRuntime, jextractJavaRuntime, "getJavaVM");
    // getJavaVMInitArgs()
    if ((JAVA_VM_INIT_ARGS & members) != 0)
        new JavaVMInitArgsComparator().testComparatorEquals(ddrJavaRuntime, jextractJavaRuntime, "getJavaVMInitArgs");
    // getMonitors()
    if ((MONITORS & members) != 0)
        new JavaMonitorComparator().testComparatorIteratorEquals(ddrJavaRuntime, jextractJavaRuntime, "getMonitors", JavaMonitor.class);
    // getThreads()
    if ((THREADS & members) != 0)
        new JavaThreadComparator().testComparatorIteratorEquals(ddrJavaRuntime, jextractJavaRuntime, "getThreads", JavaThread.class);
}