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

Example 11 with JavaRuntime

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

the class DTFJKickTyres method main.

/**
 * @param args
 */
public static void main(String[] args) throws Exception {
    boolean useJExtract = false;
    if (args.length > 1) {
        if (args[1].toLowerCase().trim().equals("jextract")) {
            useJExtract = true;
        }
    }
    ImageFactory factory = null;
    if (useJExtract) {
        try {
            Class<?> jxfactoryclass = Class.forName("com.ibm.dtfj.image.j9.ImageFactory");
            factory = (ImageFactory) jxfactoryclass.newInstance();
        } catch (Exception e) {
            System.out.println("Could not create a jextract based implementation of ImageFactory");
            e.printStackTrace();
            System.exit(1);
        }
    } else {
        factory = new J9DDRImageFactory();
    }
    Image img = factory.getImage(new File(args[0]));
    Iterator<?> addressSpaceIt = img.getAddressSpaces();
    while (addressSpaceIt.hasNext()) {
        ImageAddressSpace as = (ImageAddressSpace) addressSpaceIt.next();
        Iterator<?> processIt = as.getProcesses();
        while (processIt.hasNext()) {
            ImageProcess process = (ImageProcess) processIt.next();
            System.err.println("Got process " + process);
            try {
                System.err.println("Command line was " + process.getCommandLine());
            } catch (Throwable t) {
                t.printStackTrace();
            }
            try {
                System.err.println("Executable was: " + process.getExecutable());
            } catch (Throwable t) {
                t.printStackTrace();
            }
            try {
                System.err.println("Modules were:");
                Iterator<?> it = process.getLibraries();
                if (!it.hasNext()) {
                    System.err.println("No modules!");
                }
                while (it.hasNext()) {
                    ImageModule module = (ImageModule) it.next();
                    System.err.println("* " + module.getName());
                    Iterator<?> symIt = module.getSymbols();
                    while (symIt.hasNext()) {
                        Object symObj = symIt.next();
                        if (symObj instanceof ImageSymbol) {
                            ImageSymbol sym = (ImageSymbol) symObj;
                            if (sym.getName().toLowerCase().contains("environ")) {
                                System.err.println("X sym " + sym.getName() + " = " + sym.getAddress());
                            }
                        }
                    }
                }
            } catch (Throwable t) {
                t.printStackTrace();
            }
            try {
                Properties env = process.getEnvironment();
                System.err.println("Environment");
                for (Object key : env.keySet()) {
                    System.err.println(key + " = " + env.getProperty((String) key));
                }
            } catch (Throwable t) {
                t.printStackTrace();
            }
            Iterator<?> runtimeIt = process.getRuntimes();
            while (runtimeIt.hasNext()) {
                JavaRuntime runtime = (JavaRuntime) runtimeIt.next();
                System.err.println("Got runtime: " + runtime);
                JavaVMInitArgs initArgs = runtime.getJavaVMInitArgs();
                Iterator<?> optionsIt = initArgs.getOptions();
                System.err.println("Options:");
                while (optionsIt.hasNext()) {
                    Object optionObj = optionsIt.next();
                    if (optionObj instanceof JavaVMOption) {
                        JavaVMOption option = (JavaVMOption) optionObj;
                        System.err.println("* " + option.getOptionString());
                    }
                }
            }
        }
    }
}

Example 12 with JavaRuntime

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

the class DTFJTest method getRuntime.

public JavaRuntime getRuntime(File core) throws Exception {
    ImageFactory factory = getImageFactory();
    Image image = factory.getImage(core);
    log.finest("Image returned: " + image);
    @SuppressWarnings("unchecked") Iterator addressSpaceIt = image.getAddressSpaces();
    while (addressSpaceIt.hasNext()) {
        Object asObj = addressSpaceIt.next();
        if (asObj instanceof CorruptData) {
            log.warning("Corrupt AddressSpace returned: " + asObj);
        } else if (asObj instanceof ImageAddressSpace) {
            ImageAddressSpace as = (ImageAddressSpace) asObj;
            log.finest("Address Space: " + as + " found");
            @SuppressWarnings("unchecked") Iterator processIterator = as.getProcesses();
            while (processIterator.hasNext()) {
                Object processObj = processIterator.next();
                if (processObj instanceof CorruptData) {
                    log.warning("Corrupt ImageProcess returned: " + asObj);
                } else if (processObj instanceof ImageProcess) {
                    ImageProcess process = (ImageProcess) processObj;
                    log.finest("ImageProcess: " + process + " found");
                    @SuppressWarnings("unchecked") Iterator runtimeIterator = process.getRuntimes();
                    while (runtimeIterator.hasNext()) {
                        Object runtimeObj = runtimeIterator.next();
                        if (runtimeObj instanceof CorruptData) {
                            log.warning("Corrupt ImageProcess returned: " + asObj);
                        } else if (runtimeObj instanceof JavaRuntime) {
                            JavaRuntime runtime = (JavaRuntime) runtimeObj;
                            log.finer("JavaRuntime found: " + runtime + ", was loaded by " + runtime.getClass().getClassLoader());
                            return runtime;
                        } else {
                            throw new ClassCastException("Unexpected type from Runtime iterator: " + runtimeObj.getClass() + ": " + runtimeObj);
                        }
                    }
                } else {
                    throw new ClassCastException("Unexpected type from Process iterator: " + processObj.getClass() + ": " + processObj);
                }
            }
        } else {
            throw new ClassCastException("Unexpected type from AddressSpace iterator: " + asObj.getClass() + ": " + asObj);
        }
    }
    throw new RuntimeException("Could not find a Java Runtime");
}

Example 13 with JavaRuntime

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

the class DTFJHeapSectionUnitTest 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 14 with JavaRuntime

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

the class ImageCreator method createJavaRuntime.

public JavaRuntime createJavaRuntime(TCKConfiguration conf) throws IOException {
    Image image = createProcessImage(conf);
    Iterator<?> it = image.getAddressSpaces();
    while (it.hasNext()) {
        Object addressSpaceObj = it.next();
        if (addressSpaceObj instanceof ImageAddressSpace) {
            ImageAddressSpace as = (ImageAddressSpace) addressSpaceObj;
            Iterator<?> processesIt = as.getProcesses();
            while (processesIt.hasNext()) {
                Object processObj = processesIt.next();
                if (processObj instanceof ImageProcess) {
                    ImageProcess process = (ImageProcess) processObj;
                    Iterator<?> runtimeIterator = process.getRuntimes();
                    while (runtimeIterator.hasNext()) {
                        Object runtimeObj = runtimeIterator.next();
                        if (runtimeObj instanceof JavaRuntime) {
                            return (JavaRuntime) runtimeObj;
                        } else {
                            throw new IOException("Unexpected runtime object: " + runtimeObj + ", class = " + runtimeObj.getClass());
                        }
                    }
                } else {
                    throw new IOException("Unexpected process object: " + processObj + ", class = " + processObj.getClass());
                }
            }
        } else {
            throw new IOException("Unexpected address space object: " + addressSpaceObj + ", class = " + addressSpaceObj.getClass());
        }
    }
    return null;
}

Example 15 with JavaRuntime

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

the class JExtractXMLGenerator method getRuntime.

@SuppressWarnings("unchecked")
private JavaRuntime getRuntime() throws Exception {
    ImageFactory factory = new J9DDRImageFactory();
    File core = new File(opts.get(OPT_CORE_FILE));
    if (core.exists()) {
        Image image = factory.getImage(core);
        for (Iterator spaces = image.getAddressSpaces(); spaces.hasNext(); ) {
            Object space = spaces.next();
            if (!(space instanceof CorruptData)) {
                for (Iterator processes = ((ImageAddressSpace) space).getProcesses(); processes.hasNext(); ) {
                    Object process = processes.next();
                    if (!(process instanceof CorruptData)) {
                        for (Iterator runtimes = ((ImageProcess) process).getRuntimes(); runtimes.hasNext(); ) {
                            Object runtime = runtimes.next();
                            if (runtime instanceof JavaRuntime) {
                                return (JavaRuntime) runtime;
                            }
                        }
                    }
                }
            }
        }
        writeComment("Could not find Java runtime in core file");
        throw new IllegalArgumentException("Could not find Java runtime");
    } else {
        throw new IllegalArgumentException("The specified core file : " + core.getAbsolutePath() + " does not exist");
    }
}