Example usage for org.apache.commons.collections Predicate Predicate

Introduction

In this page you can find the example usage for org.apache.commons.collections Predicate Predicate.

Prototype

Predicate

Source Link

Usage

From source file:com.github.liyp.test.TestMain.java

@SuppressWarnings("unchecked")
public static void main(String[] args) {
    // add a shutdown hook to stop the server
    Runtime.getRuntime().addShutdownHook(new Thread(new Runnable() {
        @Override//ww  w  .ja  v a 2  s . c o m
        public void run() {
            System.out.println("########### shoutdown begin....");
            try {
                Thread.sleep(10000);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            System.out.println("########### shoutdown end....");
        }
    }));

    System.out.println(args.length);
    Iterator<String> iterator1 = IteratorUtils
            .arrayIterator(new String[] { "one", "two", "three", "11", "22", "AB" });
    Iterator<String> iterator2 = IteratorUtils.arrayIterator(new String[] { "a", "b", "c", "33", "ab", "aB" });

    Iterator<String> chainedIter = IteratorUtils.chainedIterator(iterator1, iterator2);

    System.out.println("==================");

    Iterator<String> iter = IteratorUtils.filteredIterator(chainedIter, new Predicate() {
        @Override
        public boolean evaluate(Object arg0) {
            System.out.println("xx:" + arg0.toString());
            String str = (String) arg0;
            return str.matches("([a-z]|[A-Z]){2}");
        }
    });
    while (iter.hasNext()) {
        System.out.println(iter.next());
    }

    System.out.println("===================");

    System.out.println("asas".matches("[a-z]{4}"));

    System.out.println("Y".equals(null));

    System.out.println(String.format("%02d", 1000L));

    System.out.println(ArrayUtils.toString(splitAndTrim(" 11, 21,12 ,", ",")));

    System.out.println(new ArrayList<String>().toString());

    JSONObject json = new JSONObject("{\"keynull\":null}");
    json.put("bool", false);
    json.put("keya", "as");
    json.put("key2", 2212222222222222222L);
    System.out.println(json);
    System.out.println(json.get("keynull").equals(null));

    String a = String.format("{\"id\":%d,\"method\":\"testCrossSync\"," + "\"circle\":%d},\"isEnd\":true", 1,
            1);
    System.out.println(a.getBytes().length);

    System.out.println(new String[] { "a", "b" });

    System.out.println(new JSONArray("[\"aa\",\"\"]"));

    String data = String.format("%9d %s", 1, RandomStringUtils.randomAlphanumeric(10));
    System.out.println(data.getBytes().length);

    System.out.println(ArrayUtils.toString("1|2| 3|  333||| 3".split("\\|")));

    JSONObject j1 = new JSONObject("{\"a\":\"11111\"}");
    JSONObject j2 = new JSONObject(j1.toString());
    j2.put("b", "22222");
    System.out.println(j1 + " | " + j2);

    System.out.println("======================");

    String regex = "\\d+(\\-\\d+){2} \\d+(:\\d+){2}";
    Pattern pattern = Pattern.compile(regex);
    Matcher matcher = pattern.matcher("2015-12-28 15:46:14  _NC250_MD:motion de\n");
    String eventDate = matcher.find() ? matcher.group() : "";

    System.out.println(eventDate);
}

---

From source file:com.utdallas.s3lab.smvhunter.monkey.MonkeyMe.java

/**
 * @param args/*from  www.  j a  va 2s  .c  om*/
 */
public static void main(String[] args) throws Exception {

    logger.info("start time ==== " + System.currentTimeMillis());

    try {
        //load the adb location from the props file
        Properties props = new Properties();
        props.load(new FileInputStream(new File("adb.props")));

        //set the adb location
        WindowUpdate.adbLocation = props.getProperty("adb_location");
        adbLocation = props.getProperty("adb_location");
        //set root dir
        ROOT_DIRECTORY = props.getProperty("root_dir");
        //completed txt
        completedFile = new File(ROOT_DIRECTORY + "tested.txt");
        //db location for static analysis
        dbLocation = props.getProperty("db_location");
        //location for smart input generation output
        smartInputLocation = props.getProperty("smart_input_location");

        //udp dump location
        udpDumpLocation = props.getProperty("udp_dump_location");
        //logcat dump location
        logCatLocation = props.getProperty("log_cat_location");
        //strace output location
        straceOutputLocation = props.getProperty("strace_output_location");
        //strace dump location
        straceDumpLocation = props.getProperty("strace_output_location");

        //set x and y coords
        UIEnumerator.screenX = props.getProperty("x");
        UIEnumerator.screenY = props.getProperty("y");

        DeviceOfflineMonitor.START_EMULATOR = props.getProperty("restart");

        //read output of static analysis
        readFromStaticAnalysisText();
        logger.info("Read static analysis output");

        readFromSmartInputText();
        logger.info("Read smart input generation output");

        //populate the queue with apps which are only present in the static analysis
        @SuppressWarnings("unchecked")
        final Set<? extends String> sslApps = new HashSet<String>(
                CollectionUtils.collect(FileUtils.readLines(new File(dbLocation)), new Transformer() {
                    @Override
                    public Object transform(Object input) {
                        //get app file name
                        String temp = StringUtils.substringBefore(input.toString(), " ");
                        return StringUtils.substringAfterLast(temp, "/");
                    }
                }));
        Collection<File> fileList = FileUtils.listFiles(new File(ROOT_DIRECTORY), new String[] { "apk" },
                false);
        CollectionUtils.filter(fileList, new Predicate() {
            @Override
            public boolean evaluate(Object object) {
                return sslApps.contains(StringUtils.substringAfterLast(object.toString(), "/"));
            }
        });
        apkQueue = new LinkedBlockingDeque<File>(fileList);

        logger.info("finished listing files from the root directory");

        try {
            //populate the tested apk list
            completedApps.addAll(FileUtils.readLines(completedFile));
        } catch (Exception e) {
            //pass except
            logger.info("No tested.txt file found");

            //create new file
            if (completedFile.createNewFile()) {
                logger.info("tested.txt created in root directory");
            } else {
                logger.info("tested.txt file could not be created");
            }

        }

        //get the executors for managing the emulators
        executors = Executors.newCachedThreadPool();

        //set the devicemonitor exec
        DeviceOfflineMonitor.exec = executors;

        final List<Future<?>> futureList = new ArrayList<Future<?>>();

        //start the offline device monitor (emulator management thread)
        logger.info("Starting Device Offline Monitor Thread");
        executors.submit(new DeviceOfflineMonitor());

        //get ADB backend object for device change listener
        AdbBackend adb = new AdbBackend();

        //register for device change and wait for events
        //once event is received, start the MonkeyMe thread
        MonkeyDeviceChangeListener deviceChangeListener = new MonkeyDeviceChangeListener(executors, futureList);
        AndroidDebugBridge.addDeviceChangeListener(deviceChangeListener);
        logger.info("Listening to changes in devices (emulators)");

        //wait for the latch to come down
        //this means that all the apks have been processed
        cdl.await();

        logger.info("Finished testing all apps waiting for threads to join");

        //now wait for every thread to finish
        for (Future<?> future : futureList) {
            future.get();
        }

        logger.info("All threads terminated");

        //stop listening for device update
        AndroidDebugBridge.removeDeviceChangeListener(deviceChangeListener);

        //stop the debug bridge
        AndroidDebugBridge.terminate();

        //stop offline device monitor
        DeviceOfflineMonitor.stop = true;

        logger.info("adb and listeners terminated");

    } finally {
        logger.info("Executing this finally");
        executors.shutdownNow();
    }

    logger.info("THE END!!");
}

---

From source file:com.nwea.samples.apachecommons.collections.SampleCollectionUtils.java

@SuppressWarnings("unchecked")
public static Collection<Student> findStudentsBySex(Collection<Student> students, final String sex) {
    return CollectionUtils.select(students, new Predicate() {
        public boolean evaluate(java.lang.Object s) {
            Student student = (Student) s;
            return student.getSex().equals(sex);
        }/*from   w w w. j  a  v  a  2  s  .  c o  m*/
    });
}

---

From source file:mondrian.spi.DataServicesLocator.java

public static DataServicesProvider getDataServicesProvider(final String className) {
    if (Util.isEmpty(className)) {
        return new DefaultDataServicesProvider();
    } else {//from  w w  w.j  a va  2 s.  c  o m
        ServiceDiscovery<DataServicesProvider> discovery = ServiceDiscovery
                .forClass(DataServicesProvider.class);
        List<Class<DataServicesProvider>> implementors = discovery.getImplementor();
        Predicate providerNamePredicate = new Predicate() {
            public boolean evaluate(Object o) {
                Class<DataServicesProvider> providerClass = (Class<DataServicesProvider>) o;
                return providerClass.getName().equals(className);
            }
        };
        Class<DataServicesProvider> provider = (Class<DataServicesProvider>) find(implementors,
                providerNamePredicate);
        if (provider != null) {
            try {
                return provider.newInstance();
            } catch (InstantiationException e) {
                throw new RuntimeException(e);
            } catch (IllegalAccessException e) {
                throw new RuntimeException(e);
            }
        }
        throw new RuntimeException("Unrecognized Service Provider: " + className);
    }
}

---

From source file:find.FindFile.java

private static Collection find(Collection files, final String name) {
    return CollectionUtils.select(files, new Predicate() {
        public boolean evaluate(Object o) {
            return ((File) o).getName().indexOf(name) != -1;
        }/*from  ww w  .j av  a 2  s. c om*/
    });
}

---

From source file:net.sourceforge.fenixedu.domain.messaging.AnnouncementCategoryType.java

public static AnnouncementCategory getAnnouncementCategoryByType(final AnnouncementCategoryType type) {

    return (AnnouncementCategory) CollectionUtils.find(Bennu.getInstance().getCategoriesSet(), new Predicate() {

        @Override/*from w  w  w  .j  av  a 2  s.  com*/
        public boolean evaluate(Object arg0) {
            return ((AnnouncementCategory) arg0).getType().equals(type);
        }

    });
}

---

From source file:com.codenjoy.dojo.tetris.model.TestUtils.java

public static void assertContainsPlot(final int x, final int y, final PlotColor color, List<Plot> plots) {
    Object foundPlot = CollectionUtils.find(plots, new Predicate() {
        @Override//from  w  w w  .jav a  2 s.com
        public boolean evaluate(Object object) {
            Plot plot = (Plot) object;
            return plot.getColor() == color && plot.getX() == x && plot.getY() == y;
        }
    });
    assertNotNull("Plot with coordinates (" + x + "," + y + ") color: " + color + " not found", foundPlot);
}

---

From source file:com.nwea.samples.apachecommons.collections.SampleCollectionUtils.java

@SuppressWarnings("unchecked")
public static void setDefaultHomeroomsBySex(Collection<Student> students, final String femaleHomeroom,
        final String maleHomeroom) {
    // predicate returns true if student sex is "F"
    Predicate ifStatement = new Predicate() {
        public boolean evaluate(Object obj) {
            Student student = (Student) obj;
            return student.getSex().equals("F");
        }//www  .ja  v a  2  s .  co m
    };

    // closure calls setHomeroom() on Student refs.
    // allows to set "homeRoom" var in instance initializer
    class SetHomeroom implements Closure {
        String homeRoom;

        public void execute(Object obj) {
            Student student = (Student) obj;
            student.setHomeroom(homeRoom);
        }
    }

    CollectionUtils.forAllDo(students, ClosureUtils.ifClosure(ifStatement, new SetHomeroom() {
        {
            homeRoom = femaleHomeroom;
        }
    }, new SetHomeroom() {
        {
            homeRoom = maleHomeroom;
        }
    })); // crazy braces/parens!
}

---

From source file:com.cognifide.cq.cqsm.core.scripts.ScriptFilters.java

public static Predicate filterExecutionEnabled(final boolean flag) {
    return new Predicate() {
        @Override//  ww  w  .j av a  2  s  .  c  om
        public boolean evaluate(Object o) {
            return ((Script) o).isExecutionEnabled() == flag;
        }
    };
}

---

From source file:net.shopxx.service.impl.ParameterValueServiceImpl.java

public void filter(List<ParameterValue> parameterValues) {
    CollectionUtils.filter(parameterValues, new Predicate() {
        public boolean evaluate(Object object) {
            ParameterValue parameterValue = (ParameterValue) object;
            if (parameterValue == null || StringUtils.isEmpty(parameterValue.getGroup())) {
                return false;
            }//  w w  w .jav a 2 s .c  o m
            CollectionUtils.filter(parameterValue.getEntries(), new Predicate() {
                private Set<String> set = new HashSet<String>();

                public boolean evaluate(Object object) {
                    ParameterValue.Entry entry = (ParameterValue.Entry) object;
                    return entry != null && StringUtils.isNotEmpty(entry.getName())
                            && StringUtils.isNotEmpty(entry.getValue()) && set.add(entry.getName());
                }
            });
            return CollectionUtils.isNotEmpty(parameterValue.getEntries());
        }
    });
}

---

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