Example usage for java.util Set iterator

Introduction

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

Prototype

Iterator<E> iterator();

Source Link

Document

Returns an iterator over the elements in this set.

Usage

From source file:Main.java

private static Set<Method> findMethodsCompatibleWith(boolean staticMethod, Set<Method> methods,
        String methodName, Class<?>[] argTypes) {
    final Set<Method> list = new HashSet<Method>(methods);
    for (final Iterator<Method> it = list.iterator(); it.hasNext();) {
        final Method method = it.next();
        if (!methodName.equals(method.getName())) {
            it.remove();//from  w w  w .  j  a  v  a2s. c  o m
            continue;
        }
        if (argTypes.length != method.getParameterTypes().length) {
            it.remove();
            continue;
        }
        if (Modifier.isAbstract(method.getModifiers())
                || Modifier.isStatic(method.getModifiers()) != staticMethod) {
            it.remove();
            continue;
        }
        if (!isMethodArgCompatible(method, argTypes)) {
            it.remove();
            continue;
        }

    }
    return list;
}

From source file:mml.handler.json.Dialect.java

private static boolean compareObjects(JSONObject o1, JSONObject o2) {
    boolean res = true;
    Set<String> keys = o1.keySet();
    Iterator<String> iter = keys.iterator();
    while (iter.hasNext() && res) {
        String key = iter.next();
        Object obj1 = o1.get(key);
        Object obj2 = o2.get(key);
        if (obj1 != null && obj2 != null && obj1.getClass().equals(obj2.getClass())) {
            if (obj1 instanceof String)
                res = obj1.equals(obj2);
            else if (obj1 instanceof Number)
                return obj1.equals(obj2);
            else if (obj1 instanceof JSONArray)
                res = compareArrays((JSONArray) obj1, (JSONArray) obj2);
            else if (obj1 instanceof JSONObject)
                res = compareObjects((JSONObject) obj1, (JSONObject) obj2);
            else if (obj1 instanceof Boolean)
                res = obj1.equals(obj2);
            else//from  w  ww. j  a va2s  .  c o m
                res = false;
        } else
            res = false;
    }
    return res;
}

From source file:Main.java

public static <T> Set<T> toImmutableSet(Set<T> set) {
    switch (set.size()) {
    case 0:/*from w  w  w.  ja va  2s.co m*/
        return Collections.emptySet();
    case 1:
        return Collections.singleton(set.iterator().next());
    default:
        return Collections.unmodifiableSet(set);
    }
}

From source file:tv.icntv.log.crawl2.commons.HttpClientUtil.java

public static String getContentPost(String url, Map<String, String> params) throws IOException {
    HttpPost httpPost = new HttpPost(url);
    List<NameValuePair> formParams = new ArrayList<NameValuePair>();
    if (params != null) {
        Set set = params.keySet();
        Iterator iterator = set.iterator();
        while (iterator.hasNext()) {
            Object key = iterator.next();
            Object value = params.get(key);
            formParams.add(new BasicNameValuePair(key.toString(), value.toString()));
        }//from   w ww .j a  va2 s . c o m
    }
    httpPost.setHeader(new BasicHeader("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8"));
    httpPost.setEntity(new UrlEncodedFormEntity(formParams, HTTP.UTF_8));

    // execute
    CloseableHttpClient client = HttpClientHolder.getClient();
    return EntityUtils.toString(client.execute(httpPost).getEntity(), "utf-8");
}

From source file:edu.cmu.sv.modelinference.common.Util.java

public static String getSupportedHandlersString(Set<? extends LogHandler<?>> supportedHandlers) {
    StringBuilder sb = new StringBuilder();
    Iterator<? extends LogHandler<?>> logIter = supportedHandlers.iterator();
    while (logIter.hasNext()) {
        sb.append(logIter.next().getHandlerName());
        if (logIter.hasNext())
            sb.append(" | ");
    }/*from   w w  w .j a  v a 2 s  .com*/
    return sb.toString();
}

From source file:com.appnexus.opensdk.PBImplementation.java

private static void trimBuffer() {
    if (buffer.size() > PB_BUFFER_LIMIT) {
        Set<String> keys = buffer.keySet();
        String key = keys.iterator().next();
        buffer.remove(key);//from   w  w w. ja v  a2  s  . c  o m
    }
}

From source file:Main.java

/**
 * Returns a {@link Collection} containing the union of the given
 * {@link Collection}s./*  w  w w.ja  v  a2  s  . c  o m*/
 * <p>
 * The cardinality of each element in the returned {@link Collection} will
 * be equal to the maximum of the cardinality of that element in the two
 * given {@link Collection}s.
 * 
 * @see Collection#addAll
 */
public static Collection union(final Collection a, final Collection b) {
    ArrayList list = new ArrayList();
    Map mapa = getCardinalityMap(a);
    Map mapb = getCardinalityMap(b);
    Set elts = new HashSet(a);
    elts.addAll(b);
    Iterator it = elts.iterator();
    while (it.hasNext()) {
        Object obj = it.next();
        for (int i = 0, m = Math.max(getFreq(obj, mapa), getFreq(obj, mapb)); i < m; i++) {
            list.add(obj);
        }
    }
    return list;
}

From source file:com.hybridbpm.ui.component.chart.util.DiagrammeUtil.java

public static String[] getCategoriesNames(Set columnValues) {
    String[] categoriesNames = new String[columnValues.size()];
    Iterator it = columnValues.iterator();
    int i = 0;//  ww w  .jav  a2  s. c  om
    while (it.hasNext()) {
        categoriesNames[i] = it.next().toString();
        i++;
    }
    return categoriesNames;
}

From source file:com.sonicle.webtop.core.app.util.ClassHelper.java

public static Annotation getClassAnnotation(Class clazz, Class annotationClass) {
    if (clazz == null)
        return null;
    Set<Annotation> annotations = getClassAnnotations(clazz, annotationClass);
    return annotations.isEmpty() ? null : annotations.iterator().next();
}

From source file:Main.java

/**
 * Returns a {@link Collection} containing the exclusive disjunction
 * (symmetric difference) of the given {@link Collection}s.
 * <p>/*w  w  w  .  j  a  v  a 2  s .  c om*/
 * The cardinality of each element <i>e</i> in the returned
 * {@link Collection} will be equal to
 * <tt>max(cardinality(<i>e</i>,<i>a</i>),cardinality(<i>e</i>,<i>b</i>)) - min(cardinality(<i>e</i>,<i>a</i>),cardinality(<i>e</i>,<i>b</i>))</tt>.
 * <p>
 * This is equivalent to
 * <tt>{@link #subtract subtract}({@link #union union(a,b)},{@link #intersection intersection(a,b)})</tt>
 * or
 * <tt>{@link #union union}({@link #subtract subtract(a,b)},{@link #subtract subtract(b,a)})</tt>.
 */
public static Collection disjunction(final Collection a, final Collection b) {
    ArrayList list = new ArrayList();
    Map mapa = getCardinalityMap(a);
    Map mapb = getCardinalityMap(b);
    Set elts = new HashSet(a);
    elts.addAll(b);
    Iterator it = elts.iterator();
    while (it.hasNext()) {
        Object obj = it.next();
        for (int i = 0, m = ((Math.max(getFreq(obj, mapa), getFreq(obj, mapb)))
                - (Math.min(getFreq(obj, mapa), getFreq(obj, mapb)))); i < m; i++) {
            list.add(obj);
        }
    }
    return list;
}