Example usage for java.lang Long longValue

List of usage examples for java.lang Long longValue

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Introduction

In this page you can find the example usage for java.lang Long longValue.

Prototype

@HotSpotIntrinsicCandidate
public long longValue()

Source Link

Document

Returns the value of this Long as a long value.

Usage

From source file:MainClass.java

public static void main(String[] args) {
    long l = 10000000l;
    Long l2 = new Long(l);
    System.out.println(l2.longValue());
}

From source file:Main.java

public static void main(String[] args) {
    Long longObject = new Long("1234567");

    long l = longObject.longValue();
    System.out.println("long:" + l);
}

From source file:Main.java

public static void main(String args[]) {
    Boolean b1 = new Boolean("TRUE");
    Boolean b2 = new Boolean("FALSE");
    System.out.println(b1.toString() + " or " + b2.toString());
    for (int j = 0; j < 16; ++j)
        System.out.print(Character.forDigit(j, 16));

    Integer i = new Integer(Integer.parseInt("ef", 16));
    Long l = new Long(Long.parseLong("abcd", 16));
    long m = l.longValue() * i.longValue();
    System.out.println(Long.toString(m, 8));

}

From source file:Main.java

public static void main(String args[]) {
    Boolean b1 = new Boolean("TRUE");
    Boolean b2 = new Boolean("FALSE");
    System.out.println(b1.toString() + " or " + b2.toString());
    for (int j = 0; j < 16; ++j)
        System.out.print(Character.forDigit(j, 16));

    Integer i = new Integer(Integer.parseInt("ef", 16));
    Long l = new Long(Long.parseLong("abcd", 16));
    long m = l.longValue() * i.longValue();
    System.out.println(Long.toString(m, 8));
    System.out.println(Float.MIN_VALUE);
    System.out.println(Double.MAX_VALUE);
}

From source file:WrappedClassApp.java

public static void main(String args[]) {
    Boolean b1 = new Boolean("TRUE");
    Boolean b2 = new Boolean("FALSE");
    System.out.println(b1.toString() + " or " + b2.toString());
    for (int j = 0; j < 16; ++j)
        System.out.print(Character.forDigit(j, 16));
    System.out.println();/*from  w ww.j  a  v a2 s. c o m*/
    Integer i = new Integer(Integer.parseInt("ef", 16));
    Long l = new Long(Long.parseLong("abcd", 16));
    long m = l.longValue() * i.longValue();
    System.out.println(Long.toString(m, 8));
    System.out.println(Float.MIN_VALUE);
    System.out.println(Double.MAX_VALUE);
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    Boolean refBoolean = new Boolean(true);
    boolean bool = refBoolean.booleanValue();

    Byte refByte = new Byte((byte) 123);
    byte b = refByte.byteValue();

    Character refChar = new Character('x');
    char c = refChar.charValue();

    Short refShort = new Short((short) 123);
    short s = refShort.shortValue();

    Integer refInt = new Integer(123);
    int i = refInt.intValue();

    Long refLong = new Long(123L);
    long l = refLong.longValue();

    Float refFloat = new Float(12.3F);
    float f = refFloat.floatValue();

    Double refDouble = new Double(12.3D);
    double d = refDouble.doubleValue();
}

From source file:com.linkedin.databus2.client.util.DbusClientClusterUtil.java

/**
 * @param args//from  w ww. ja v a2  s.  c  o m
 * DbusClientClusterUtil -s <serverList> -n <namespace> -g <group> -d <dir>     members
 *                                                     leader 
 *                                                    keys 
 *                                                    readSCN <key> 
 *                                                    writeSCN <key> SCN [OFFSET]
 *                                                 remove <key>
 *                                                 readLastTS
 *                                                 writeLastTS TIMESTAMP            
 */
public static void main(String[] args) {
    try {
        GnuParser cmdLineParser = new GnuParser();
        Options options = new Options();
        options.addOption("n", true, "Zookeeper namespace  [/DatabusClient")
                .addOption("g", true, "Groupname [default-group-name] ")
                .addOption("d", true, "Shared directory name [shareddata] ")
                .addOption("s", true, "Zookeeper server list [localhost:2181] ").addOption("h", false, "help");
        CommandLine cmdLineArgs = cmdLineParser.parse(options, args, false);

        if (cmdLineArgs.hasOption('h')) {
            usage();
            System.exit(0);
        }

        String namespace = cmdLineArgs.getOptionValue('n');
        if (namespace == null || namespace.isEmpty()) {
            namespace = "/DatabusClient";
        }
        String groupname = cmdLineArgs.getOptionValue('g');
        if (groupname == null || groupname.isEmpty()) {
            groupname = "default-group-name";
        }
        String sharedDir = cmdLineArgs.getOptionValue('d');
        if (sharedDir == null || sharedDir.isEmpty()) {
            sharedDir = "shareddata";
        }
        String serverList = cmdLineArgs.getOptionValue('s');
        if (serverList == null || serverList.isEmpty()) {
            serverList = "localhost:2181";
        }
        String[] fns = cmdLineArgs.getArgs();
        if (fns.length < 1) {
            usage();
            System.exit(1);
        }
        String function = fns[0];
        String arg1 = (fns.length > 1) ? fns[1] : null;
        String arg2 = (fns.length > 2) ? fns[2] : null;
        try {
            String memberName = "cmd-line-tool";
            DatabusClientNode clusterNode = new DatabusClientNode(new DatabusClientNode.StaticConfig(true,
                    serverList, 2000, 5000, namespace, groupname, memberName, false, sharedDir));
            DatabusClientGroupMember member = clusterNode.getMember(namespace, groupname, memberName);
            if (member == null || !member.joinWithoutLeadershipDuties()) {
                System.err.println("Initialization failed for: " + member);
                System.exit(1);
            }

            if (function.equals("members")) {
                List<String> mlist = member.getMembers();
                for (String m : mlist) {
                    System.out.println(m);
                }

            } else if (function.equals("leader")) {
                String leader = member.getLeader();
                System.out.println(leader);

            } else if (function.equals("keys")) {
                List<String> keyList = member.getSharedKeys();
                if (keyList != null) {
                    for (String m : keyList) {
                        System.out.println(m);
                    }
                }
            } else if (function.equals("readSCN")) {
                List<String> keyList;
                if (arg1 == null) {
                    keyList = member.getSharedKeys();
                } else {
                    keyList = new ArrayList<String>();
                    keyList.add(arg1);
                }
                if (keyList != null) {
                    for (String k : keyList) {
                        if (!k.equals(DatabusClientDSCUpdater.DSCKEY)) {
                            Checkpoint cp = (Checkpoint) member.readSharedData(k);
                            if (cp != null) {
                                System.out.println(k + " " + cp.getWindowScn() + " " + cp.getWindowOffset());
                            } else {
                                System.err.println(k + " null null");
                            }
                        }
                    }
                }

            } else if (function.equals("writeSCN")) {
                if (arg1 != null && arg2 != null) {
                    Checkpoint cp = new Checkpoint();
                    cp.setConsumptionMode(DbusClientMode.ONLINE_CONSUMPTION);
                    cp.setWindowScn(Long.parseLong(arg2));
                    if (fns.length > 3) {
                        cp.setWindowOffset(Integer.parseInt(fns[3]));
                    } else {
                        cp.setWindowOffset(-1);
                    }
                    if (member.writeSharedData(arg1, cp)) {
                        System.out.println(arg1 + " " + cp.getWindowScn() + " " + cp.getWindowOffset());
                    } else {
                        System.err.println("Write failed! " + member + " couldn't write key=" + arg1);
                        System.exit(1);
                    }
                } else {
                    usage();
                    System.exit(1);
                }
            } else if (function.equals("readLastTs")) {
                Long timeInMs = (Long) member.readSharedData(DatabusClientDSCUpdater.DSCKEY);
                if (timeInMs != null) {
                    System.out.println(DatabusClientDSCUpdater.DSCKEY + " " + timeInMs.longValue());
                } else {
                    System.err.println(DatabusClientDSCUpdater.DSCKEY + " null");
                }
            } else if (function.equals("writeLastTs")) {
                if (arg1 != null) {
                    Long ts = Long.parseLong(arg1);
                    if (member.writeSharedData(DatabusClientDSCUpdater.DSCKEY, ts)) {
                        System.out.println(DatabusClientDSCUpdater.DSCKEY + " " + ts);
                    } else {
                        System.err.println("Write failed! " + member + " couldn't write key="
                                + DatabusClientDSCUpdater.DSCKEY);
                        System.exit(1);
                    }

                } else {
                    usage();
                    System.exit(1);
                }
            } else if (function.equals("remove")) {
                if (!member.removeSharedData(arg1)) {
                    System.err.println("Remove failed! " + arg1);
                    System.exit(1);
                }
            } else if (function.equals("create")) {
                if (!member.createPaths()) {
                    System.err.println("Create path failed!");
                    System.exit(1);
                }

            } else {
                usage();
                System.exit(1);
            }
        } catch (InvalidConfigException e) {
            e.printStackTrace();
            usage();
            System.exit(1);
        }

    } catch (ParseException e) {
        usage();
        System.exit(1);
    }

}

From source file:de.unisb.cs.st.javaslicer.traceResult.TraceResult.java

public static void main(final String[] args) {
    Options options = createOptions();//www .  j  a  va2s.c  o  m
    CommandLineParser parser = new GnuParser();
    CommandLine cmdLine;

    try {
        cmdLine = parser.parse(options, args, true);
    } catch (ParseException e) {
        System.err.println("Error parsing the command line arguments: " + e.getMessage());
        return;
    }

    if (cmdLine.hasOption('h')) {
        printHelp(options, System.out);
        System.exit(0);
    }

    InstanceFilter<InstructionInstance> filter;
    if (cmdLine.hasOption("filter")) {
        if ("labels".equals(cmdLine.getOptionValue("filter"))) {
            filter = InstanceFilter.LabelFilter.instance;
        } else if ("additionals".equals(cmdLine.getOptionValue("filter"))) {
            filter = InstanceFilter.AdditionalLabelFilter.instance;
        } else if ("none".equals(cmdLine.getOptionValue("filter"))) {
            filter = null;
        } else {
            System.err.println("Illegal argument for filter: " + cmdLine.getOptionValue("filter"));
            return;
        }
    } else {
        // default:
        filter = InstanceFilter.AdditionalLabelFilter.instance;
    }

    String[] additionalArgs = cmdLine.getArgs();
    if (additionalArgs.length != 1) {
        System.err.println("Error: No input file given.");
        printHelp(options, System.err);
        System.exit(-1);
    }

    final File traceFile = new File(additionalArgs[0]);
    Long threadToTrace = null;
    if (cmdLine.hasOption('t')) {
        try {
            threadToTrace = Long.parseLong(cmdLine.getOptionValue('t'));
        } catch (final NumberFormatException e) {
            System.err.println("Illegal thread id: " + cmdLine.getOptionValue('t'));
            System.exit(-1);
        }
    }

    System.out.println("Opening and reading trace file...");
    TraceResult tr = null;
    try {
        tr = readFrom(traceFile);
    } catch (final IOException e) {
        System.err.println("Error opening trace file: " + e);
        System.exit(-1);
        return;
    }

    final List<ThreadId> threads = tr.getThreads();
    if (threads.size() == 0) {
        System.err.println("The trace file contains no tracing information.");
        System.exit(-1);
    }

    System.out.println("The trace file contains traces for these threads:");
    ThreadId tracing = null;
    for (final ThreadId t : threads) {
        if (threadToTrace == null) {
            if ("main".equals(t.getThreadName())
                    && (tracing == null || t.getJavaThreadId() < tracing.getJavaThreadId()))
                tracing = t;
        } else if (t.getJavaThreadId() == threadToTrace.longValue()) {
            tracing = t;
        }
        System.out.format("%15d: %s%n", t.getJavaThreadId(), t.getThreadName());
    }
    System.out.println();

    if (tracing == null) {
        System.out.println(threadToTrace == null ? "Couldn't find a main thread."
                : "The thread you selected was not found.");
        System.exit(-1);
        return;
    }

    System.out.println(threadToTrace == null ? "Selected:" : "You selected:");
    System.out.format("%15d: %s%n", tracing.getJavaThreadId(), tracing.getThreadName());

    try {
        if (cmdLine.hasOption("length")) {
            final BackwardTraceIterator<AbstractInstructionInstance> it = tr.getBackwardIterator(tracing,
                    filter, new AbstractInstructionInstanceFactory());
            ProgressMonitor monitor = null;
            if (cmdLine.hasOption("--progress")) {
                monitor = new ConsoleProgressMonitor(System.out, "Computing trace length", true, 100, true,
                        true);
                monitor.start(it);
            }
            try {
                while (it.hasNext())
                    it.next();
            } finally {
                if (monitor != null)
                    monitor.end();
            }

            System.out.format(
                    "%nNumber of instructions: %d  (+ %d additional = %d total instructions)%nReady%n",
                    it.getNumInstructions(), it.getNumFilteredInstructions(),
                    it.getNumInstructions() + it.getNumFilteredInstructions());
        } else {
            System.out.println();
            System.out.println("The backward trace:");
            BackwardTraceIterator<AbstractInstructionInstance> it = tr.getBackwardIterator(tracing, filter,
                    new AbstractInstructionInstanceFactory());
            long nr = 0;
            String format = "%8d (%8d)  %-100s -> %3d %7d %s%n";
            System.out.format("%19s  %-100s    %3s %7s %s%n", "Nr (  intern)", "Location", "Dep", "OccNr",
                    "Instruction");
            while (it.hasNext()) {
                InstructionInstance inst = it.next();
                ReadMethod method = inst.getInstruction().getMethod();
                ReadClass class0 = method.getReadClass();
                System.out.format(format, nr++, inst.getInstanceNr(),
                        class0.getName() + "." + method.getName() + ":" + inst.getInstruction().getLineNumber(),
                        inst.getStackDepth(), inst.getOccurrenceNumber(), inst.toString());
            }

            System.out.format(
                    "%nNumber of instructions: %d  (+ %d additional = %d total instructions)%nReady%n",
                    it.getNumInstructions(), it.getNumFilteredInstructions(),
                    it.getNumInstructions() + it.getNumFilteredInstructions());
        }
    } catch (final TracerException e) {
        System.err.print("Error while tracing: ");
        e.printStackTrace(System.err);
        System.exit(-1);
    }
}

From source file:de.unisb.cs.st.javaslicer.slicing.DirectSlicer.java

public static void main(String[] args) {
    Options options = createOptions();// w  w  w  .j ava  2  s.co  m
    CommandLineParser parser = new GnuParser();
    CommandLine cmdLine;

    try {
        cmdLine = parser.parse(options, args, true);
    } catch (ParseException e) {
        System.err.println("Error parsing the command line arguments: " + e.getMessage());
        return;
    }

    if (cmdLine.hasOption('h')) {
        printHelp(options, System.out);
        System.exit(0);
    }

    String[] additionalArgs = cmdLine.getArgs();
    if (additionalArgs.length != 2) {
        printHelp(options, System.err);
        System.exit(-1);
    }
    File traceFile = new File(additionalArgs[0]);
    String slicingCriterionString = additionalArgs[1];

    Long threadId = null;
    if (cmdLine.hasOption('t')) {
        try {
            threadId = Long.parseLong(cmdLine.getOptionValue('t'));
        } catch (NumberFormatException e) {
            System.err.println("Illegal thread id: " + cmdLine.getOptionValue('t'));
            System.exit(-1);
        }
    }

    TraceResult trace;
    try {
        trace = TraceResult.readFrom(traceFile);
    } catch (IOException e) {
        System.err.format("Could not read the trace file \"%s\": %s%n", traceFile, e);
        System.exit(-1);
        return;
    }

    List<SlicingCriterion> sc = null;
    try {
        sc = StaticSlicingCriterion.parseAll(slicingCriterionString, trace.getReadClasses());
    } catch (IllegalArgumentException e) {
        System.err.println("Error parsing slicing criterion: " + e.getMessage());
        System.exit(-1);
        return;
    }

    List<ThreadId> threads = trace.getThreads();
    if (threads.size() == 0) {
        System.err.println("The trace file contains no tracing information.");
        System.exit(-1);
    }

    ThreadId tracing = null;
    for (ThreadId t : threads) {
        if (threadId == null) {
            if ("main".equals(t.getThreadName())
                    && (tracing == null || t.getJavaThreadId() < tracing.getJavaThreadId()))
                tracing = t;
        } else if (t.getJavaThreadId() == threadId.longValue()) {
            tracing = t;
        }
    }

    if (tracing == null) {
        System.err.println(threadId == null ? "Couldn't find the main thread."
                : "The thread you specified was not found.");
        System.exit(-1);
        return;
    }

    long startTime = System.nanoTime();
    DirectSlicer slicer = new DirectSlicer(trace);
    if (cmdLine.hasOption("--progress"))
        slicer.addProgressMonitor(new ConsoleProgressMonitor());
    Set<Instruction> slice = slicer.getDynamicSlice(tracing, sc);
    long endTime = System.nanoTime();

    List<Instruction> sliceList = new ArrayList<Instruction>(slice);
    Collections.sort(sliceList);

    System.out.println("The dynamic slice for criterion " + sc + ":");
    for (Instruction insn : sliceList) {
        System.out.format((Locale) null, "%s.%s:%d %s%n", insn.getMethod().getReadClass().getName(),
                insn.getMethod().getName(), insn.getLineNumber(), insn.toString());
    }
    System.out.format((Locale) null, "%nSlice consists of %d bytecode instructions.%n", sliceList.size());
    System.out.format((Locale) null, "Computation took %.2f seconds.%n", 1e-9 * (endTime - startTime));
}

From source file:de.unisb.cs.st.javaslicer.jung.ShowJungGraph.java

public static void main(String[] args) throws InterruptedException {
    Options options = createOptions();//from w w w. j a v  a  2 s  .  c  o  m
    CommandLineParser parser = new GnuParser();
    CommandLine cmdLine;

    try {
        cmdLine = parser.parse(options, args, true);
    } catch (ParseException e) {
        System.err.println("Error parsing the command line arguments: " + e.getMessage());
        return;
    }

    if (cmdLine.hasOption('h')) {
        printHelp(options, System.out);
        System.exit(0);
    }

    String[] additionalArgs = cmdLine.getArgs();
    if (additionalArgs.length != 2) {
        printHelp(options, System.err);
        System.exit(-1);
    }
    File traceFile = new File(additionalArgs[0]);
    String slicingCriterionString = additionalArgs[1];

    Long threadId = null;
    if (cmdLine.hasOption('t')) {
        try {
            threadId = Long.parseLong(cmdLine.getOptionValue('t'));
        } catch (NumberFormatException e) {
            System.err.println("Illegal thread id: " + cmdLine.getOptionValue('t'));
            System.exit(-1);
        }
    }

    TraceResult trace;
    try {
        trace = TraceResult.readFrom(traceFile);
    } catch (IOException e) {
        System.err.format("Could not read the trace file \"%s\": %s%n", traceFile, e);
        System.exit(-1);
        return;
    }

    List<SlicingCriterion> sc = null;
    try {
        sc = StaticSlicingCriterion.parseAll(slicingCriterionString, trace.getReadClasses());
    } catch (IllegalArgumentException e) {
        System.err.println("Error parsing slicing criterion: " + e.getMessage());
        System.exit(-1);
        return;
    }

    List<ThreadId> threads = trace.getThreads();
    if (threads.size() == 0) {
        System.err.println("The trace file contains no tracing information.");
        System.exit(-1);
    }

    ThreadId tracing = null;
    for (ThreadId t : threads) {
        if (threadId == null) {
            if ("main".equals(t.getThreadName())
                    && (tracing == null || t.getJavaThreadId() < tracing.getJavaThreadId()))
                tracing = t;
        } else if (t.getJavaThreadId() == threadId.longValue()) {
            tracing = t;
        }
    }

    if (tracing == null) {
        System.err.println(threadId == null ? "Couldn't find the main thread."
                : "The thread you specified was not found.");
        System.exit(-1);
        return;
    }

    Transformer<InstructionInstance, Object> transformer;
    Transformer<Object, String> vertexLabelTransformer;
    Transformer<Object, String> vertexTooltipTransformer;

    String granularity = cmdLine.getOptionValue("granularity");
    if (granularity == null || "instance".equals(granularity)) {
        transformer = new Transformer<InstructionInstance, Object>() {
            @Override
            public InstructionInstance transform(InstructionInstance inst) {
                return inst;
            }
        };
        vertexLabelTransformer = new Transformer<Object, String>() {
            @Override
            public String transform(Object inst) {
                return getShortInstructionText(((InstructionInstance) inst).getInstruction());
            }
        };
        vertexTooltipTransformer = new Transformer<Object, String>() {
            @Override
            public String transform(Object inst) {
                return getInstructionTooltip(((InstructionInstance) inst).getInstruction());
            }
        };
    } else if ("instruction".equals(granularity)) {
        transformer = new Transformer<InstructionInstance, Object>() {
            @Override
            public Instruction transform(InstructionInstance inst) {
                return inst.getInstruction();
            }
        };
        vertexLabelTransformer = new Transformer<Object, String>() {
            @Override
            public String transform(Object inst) {
                return getShortInstructionText(((Instruction) inst));
            }
        };
        vertexTooltipTransformer = new Transformer<Object, String>() {
            @Override
            public String transform(Object inst) {
                return getInstructionTooltip(((Instruction) inst));
            }
        };
    } else if ("line".equals(granularity)) {
        transformer = new Transformer<InstructionInstance, Object>() {
            @Override
            public Line transform(InstructionInstance inst) {
                return new Line(inst.getInstruction().getMethod(), inst.getInstruction().getLineNumber());
            }
        };
        vertexLabelTransformer = new Transformer<Object, String>() {
            @Override
            public String transform(Object inst) {
                Line line = (Line) inst;
                return line.getMethod().getName() + ":" + line.getLineNr();
            }
        };
        vertexTooltipTransformer = new Transformer<Object, String>() {
            @Override
            public String transform(Object inst) {
                Line line = (Line) inst;
                return "Line " + line.getLineNr() + " in method " + line.getMethod().getReadClass().getName()
                        + "." + line.getMethod();
            }
        };
    } else {
        System.err.println("Illegal granularity specification: " + granularity);
        System.exit(-1);
        return;
    }

    int maxLevel = Integer.MAX_VALUE;
    if (cmdLine.hasOption("maxlevel")) {
        try {
            maxLevel = Integer.parseInt(cmdLine.getOptionValue("maxlevel"));
        } catch (NumberFormatException e) {
            System.err.println("Argument to \"maxlevel\" must be an integer.");
            System.exit(-1);
            return;
        }
    }

    long startTime = System.nanoTime();
    ShowJungGraph<Object> showGraph = new ShowJungGraph<Object>(trace, transformer);
    showGraph.setMaxLevel(maxLevel);
    showGraph.setVertexLabelTransformer(vertexLabelTransformer);
    showGraph.setVertexTooltipTransformer(vertexTooltipTransformer);
    if (cmdLine.hasOption("progress"))
        showGraph.addProgressMonitor(new ConsoleProgressMonitor());
    boolean multithreaded;
    if (cmdLine.hasOption("multithreaded")) {
        String multithreadedStr = cmdLine.getOptionValue("multithreaded");
        multithreaded = ("1".equals(multithreadedStr) || "true".equals(multithreadedStr));
    } else {
        multithreaded = Runtime.getRuntime().availableProcessors() > 1;
    }

    DirectedGraph<Object, SliceEdge<Object>> graph = showGraph.getGraph(tracing, sc, multithreaded);
    long endTime = System.nanoTime();

    System.out.format((Locale) null, "%nSlice graph consists of %d nodes.%n", graph.getVertexCount());
    System.out.format((Locale) null, "Computation took %.2f seconds.%n", 1e-9 * (endTime - startTime));

    showGraph.displayGraph(graph);
}