Example usage for java.util Set toString

Introduction

In this page you can find the example usage for java.util Set toString.

Prototype

public String toString()

Source Link

Document

Returns a string representation of the object.

Usage

From source file:com.ikanow.aleph2.data_model.utils.ProcessUtils.java

/**
 * Finds all a processes children, kills the process then recursively calls this on the children.
 * // ww  w  .j a v a  2 s . c  om
 * @param pid
 * @param kill_signal
 * @return
 * @throws IOException 
 */
private static boolean killProcessAndChildren(final String pid, final Optional<Integer> kill_signal)
        throws IOException {
    //first find any children via pgrep -P pid
    final ProcessBuilder pb_children = new ProcessBuilder("pgrep", "-P", pid.toString());
    final BufferedReader br = new BufferedReader(new InputStreamReader(pb_children.start().getInputStream()));
    final Set<String> child_pids = new HashSet<String>();
    String line;
    while ((line = br.readLine()) != null) {
        child_pids.add(line);
    }
    logger.debug("children of pid: " + pid + " are: " + child_pids.toString());
    //kill pid w/ signal
    killProcess(pid, kill_signal);

    //if still alive kill with -9, give it 5s to try and die the old way
    for (int i = 0; i < 5; i++) {
        try {
            Thread.sleep(1000L);
        } catch (Exception e) {
        }
        if (!isProcessRunning(pid)) {
            break;
        }
    }
    if (isProcessRunning(pid)) {
        killProcess(pid, Optional.of(9));
    }

    //call this on all children
    return !child_pids.stream().filter(child_pid -> {
        try {
            return killProcessAndChildren(child_pid, kill_signal);
        } catch (Exception ex) {
            return false;
        }
    }).anyMatch(result -> false);
}

From source file:de.citec.sc.matoll.utils.visualizeSPARQL.java

private static String findRoot(List<List<String>> relations) {
    String head = "";
    Set<String> subj_list = new HashSet<>();
    Set<String> obj_list = new HashSet<>();
    relations.stream().map((list) -> {
        subj_list.add(list.get(0));//  w ww.j a va  2  s  .  c  om
        return list;
    }).forEach((list) -> {
        obj_list.add(list.get(1));
    });
    obj_list.removeAll(subj_list);
    if (obj_list.size() == 1) {
        return obj_list.toString().replace("[", "").replace("]", "");
    } else {
        return null;
    }
}

From source file:Main.java

/**
 * Finds a set of constant static byte field declarations in the class that have the given value
 * and whose name match the given pattern
 * @param cl class to search in// ww w  . jav  a2 s  .c  o m
 * @param value value of constant static byte field declarations to match
 * @param regexPattern pattern to match against the name of the field     
 * @return a set of the names of fields, expressed as a string
 */
private static String findConstByteInClass(Class<?> cl, byte value, String regexPattern) {
    Field[] fields = cl.getDeclaredFields();
    Set<String> fieldSet = new HashSet<String>();
    for (Field f : fields) {
        try {
            if (f.getType() == Byte.TYPE && (f.getModifiers() & Modifier.STATIC) != 0
                    && f.getName().matches(regexPattern) && f.getByte(null) == value) {
                fieldSet.add(f.getName());
            }
        } catch (IllegalArgumentException e) {
            //  ignore
        } catch (IllegalAccessException e) {
            //  ignore
        }
    }
    return fieldSet.toString();
}

From source file:org.apache.camel.maven.DocumentGeneratorMojo.java

private static String convertSetToString(Set<String> values) {
    if (values != null && !values.isEmpty()) {
        final String result = values.toString();
        return result.substring(1, result.length() - 1);
    } else {//  w  w w  .  ja  v a 2 s. co  m
        return "";
    }
}

From source file:org.talend.designer.hdfsbrowse.manager.HadoopServerUtil.java

/**
 * DOC ycbai Comment method "testConnection".
 * /*from w  ww . ja  v  a 2 s .  co m*/
 * Test whether can connect to HDFS.
 * 
 * @return
 */
public static ConnectionStatus testConnection(HDFSConnectionBean connection) {
    ConnectionStatus connectionStatus = new ConnectionStatus();
    connectionStatus.setResult(false);
    String errorMsg = "Cannot connect to HDFS \"" + connection.getNameNodeURI()
            + "\". Please check the connection parameters. ";
    Object dfs = null;
    ClassLoader oldClassLoaderLoader = Thread.currentThread().getContextClassLoader();
    try {
        ClassLoader classLoader = getClassLoader(connection);
        Thread.currentThread().setContextClassLoader(classLoader);
        dfs = getDFS(connection, classLoader);
        if (dfs != null) {
            // Check if we can access the HDFS file content.
            Object pathObj = ReflectionUtils.newInstance("org.apache.hadoop.fs.Path", classLoader,
                    new Object[] { ROOT_PATH });
            ReflectionUtils.invokeMethod(dfs, "listStatus", new Object[] { pathObj });

            connectionStatus.setResult(true);
            connectionStatus.setMessageException("Connection successful");
        } else {
            connectionStatus.setMessageException(errorMsg);
        }
    } catch (Exception e) {
        Set<String> jars = getMissingJars(connection);
        String missJarMsg = "";
        if (jars.size() > 0) {
            missJarMsg = "Missing jars:" + jars.toString() + "; " + "Need to check them in modules view.";
            connectionStatus.setMessageException(missJarMsg);
        } else {
            connectionStatus.setMessageException(ExceptionUtils.getFullStackTrace(e));
        }
        ExceptionHandler.process(e);
    } finally {
        if (dfs != null) {
            try {
                ReflectionUtils.invokeMethod(dfs, "close", new Object[0]);
            } catch (Exception e) {
            }
        }
        Thread.currentThread().setContextClassLoader(oldClassLoaderLoader);
    }

    return connectionStatus;
}

From source file:org.apache.hadoop.mapreduce.lib.input.TestFileInputFormat.java

public static void verifyFileStatuses(List<Path> expectedPaths, List<FileStatus> fetchedStatuses,
        final FileSystem localFs) {
    Assert.assertEquals(expectedPaths.size(), fetchedStatuses.size());

    Iterable<Path> fqExpectedPaths = Iterables.transform(expectedPaths, new Function<Path, Path>() {
        @Override/*from ww w .ja v a2  s.  co  m*/
        public Path apply(Path input) {
            return localFs.makeQualified(input);
        }
    });

    Set<Path> expectedPathSet = Sets.newHashSet(fqExpectedPaths);
    for (FileStatus fileStatus : fetchedStatuses) {
        if (!expectedPathSet.remove(localFs.makeQualified(fileStatus.getPath()))) {
            Assert.fail("Found extra fetched status: " + fileStatus.getPath());
        }
    }
    Assert.assertEquals("Not all expectedPaths matched: " + expectedPathSet.toString(), 0,
            expectedPathSet.size());
}

From source file:edu.umass.cs.utils.Util.java

public static Object getOtherThanString(Set<?> set, Object exclude) {
    return new Object() {
        public String toString() {
            @SuppressWarnings({ "rawtypes", "unchecked" })
            Set<?> copy = new HashSet(set);
            copy.remove(exclude);/*from  ww w . j ava  2s  .  co m*/
            return copy.toString();
        }
    };
}

From source file:Main.java

static <E> Set<E> ungrowableSet(final Set<E> s) {
    return new Set<E>() {

        @Override//from   w  w w . j  a  v  a2 s.c o  m
        public int size() {
            return s.size();
        }

        @Override
        public boolean isEmpty() {
            return s.isEmpty();
        }

        @Override
        public boolean contains(Object o) {
            return s.contains(o);
        }

        @Override
        public Object[] toArray() {
            return s.toArray();
        }

        @Override
        public <T> T[] toArray(T[] a) {
            return s.toArray(a);
        }

        @Override
        public String toString() {
            return s.toString();
        }

        @Override
        public Iterator<E> iterator() {
            return s.iterator();
        }

        @Override
        public boolean equals(Object o) {
            return s.equals(o);
        }

        @Override
        public int hashCode() {
            return s.hashCode();
        }

        @Override
        public void clear() {
            s.clear();
        }

        @Override
        public boolean remove(Object o) {
            return s.remove(o);
        }

        @Override
        public boolean containsAll(Collection<?> coll) {
            return s.containsAll(coll);
        }

        @Override
        public boolean removeAll(Collection<?> coll) {
            return s.removeAll(coll);
        }

        @Override
        public boolean retainAll(Collection<?> coll) {
            return s.retainAll(coll);
        }

        @Override
        public boolean add(E o) {
            throw new UnsupportedOperationException();
        }

        @Override
        public boolean addAll(Collection<? extends E> coll) {
            throw new UnsupportedOperationException();
        }

    };

}

From source file:moan.moan.controller.CallController.java

@RequestMapping(method = RequestMethod.GET)
public Set<Call> getCalls() {
    SessionFactory sf = getSessionFactory();
    Session s = sf.openSession();/*  ww  w.j a  va  2 s. co  m*/
    Transaction tx = s.beginTransaction();
    Criteria criteria = s.createCriteria(Call.class);
    List calls = criteria.list();
    Set<Call> allCalls = new HashSet<>(calls);
    System.out.println("Llamadas---->" + allCalls.toString());
    return allCalls;

}

From source file:pl.itrack.client.local.dal.UserSettingsDao.java

public void storeFavouriteCameras(Set<Integer> cameraIds) {
    String cameraIdsString = cameraIds.toString();
    UserSettings settings = createOrUpdateCamerasSettings(cameraIdsString);
    entityManager.persist(settings);//from  w  w w .  j a va 2 s.c  om
    entityManager.flush(); // TODO: could be flushed once in different place on page transition or leaving...
}