Example usage for java.util SortedSet isEmpty

Introduction

In this page you can find the example usage for java.util SortedSet isEmpty.

Prototype

boolean isEmpty();

Source Link

Document

Returns true if this set contains no elements.

Usage

From source file:Main.java

public static <T> T findLastItemAtPosition(SortedSet<T> queryResult, int itemPosition) {
    if (queryResult == null || queryResult.isEmpty())
        throw new IllegalArgumentException("Provided result set is 'null' or empty.");

    Iterator<T> resultSetIterator = queryResult.iterator();
    int nbItemInList = 0;
    T lastItem = null;//from  ww  w .  j  a  va  2  s  .c o m
    while (resultSetIterator.hasNext() && nbItemInList++ < itemPosition)
        lastItem = resultSetIterator.next();
    return lastItem;
}

From source file:Main.java

public static <T> T findLastItem(SortedSet<T> queryResult, int lastItemPosition) {
    if (queryResult == null || queryResult.isEmpty())
        throw new IllegalArgumentException("Provided result set is 'null' or empty.");

    Iterator<T> resultSetIterator = queryResult.iterator();
    int nbItemInList = 0;
    T lastItem = null;/*  ww  w .j  av a  2  s.co  m*/
    while (resultSetIterator.hasNext() && nbItemInList++ < lastItemPosition)
        lastItem = resultSetIterator.next();
    return lastItem;
}

From source file:org.archive.util.PrefixFinder.java

private static String last(SortedSet<String> set) {
    return set.isEmpty() ? null : set.last();
}

From source file:com.cyberway.issue.net.PublicSuffixes.java

protected static void buildRegex(String stem, StringBuilder regex, SortedSet<String> prefixes) {
    if (prefixes.isEmpty()) {
        return;//from   www .  ja v  a2s  .c om
    }
    if (prefixes.size() == 1 && prefixes.first().equals(stem)) {
        // avoid unnecessary "(?:)"
        return;
    }
    regex.append("(?:");
    if (stem.length() == 0) {
        regex.append("\n "); // linebreak-space before first character
    }
    Iterator<String> iter = prefixes.iterator();
    char c = 0;
    while (iter.hasNext()) {
        String s = iter.next();
        if (s.length() > stem.length()) {
            char d = s.charAt(stem.length());

            if (d == '+') {
                // convert exception to zero-width-positive-lookahead
                regex.append("(?=" + s.substring(stem.length() + 1) + ")");
            } else {
                if (d == c) {
                    continue;
                }
                c = d;
                regex.append(c);
                String newStem = s.substring(0, stem.length() + 1);
                SortedSet<String> tail = prefixes.tailSet(newStem);
                SortedSet<String> range = null;
                successor: for (String candidate : tail) {
                    if (!candidate.equals(newStem)) {
                        range = prefixes.subSet(s, candidate);
                        break successor;
                    }
                }
                if (range == null) {
                    range = prefixes.tailSet(s);
                }
                buildRegex(newStem, regex, range);
            }
            regex.append('|');
        } else {
            // empty suffix; insert dummy to be eaten when loop exits
            regex.append('@');
        }
    }
    // eat the trailing '|' (if no empty '@') or dummy
    regex.deleteCharAt(regex.length() - 1);
    regex.append(')');
    if (stem.length() == 1) {
        regex.append('\n'); // linebreak for TLDs
    }
}

From source file:io.wcm.devops.conga.plugins.sling.util.ProvisioningUtil.java

/**
 * Get the relative path for a configuration
 *///from   www .  j a v  a2s.  c  o  m
private static String getPathForConfiguration(Configuration configuration, RunMode runMode) {
    SortedSet<String> runModesList = new TreeSet<>();
    if (runMode.getNames() != null) {
        runModesList.addAll(ImmutableList.copyOf(runMode.getNames()));
    }

    // run modes directory
    StringBuilder path = new StringBuilder();
    if (!runModesList.isEmpty() && !runMode.isSpecial()) {
        path.append(StringUtils.join(runModesList, ".")).append("/");
    }

    // main name
    if (configuration.getFactoryPid() != null) {
        path.append(configuration.getFactoryPid()).append("-");
    }
    path.append(configuration.getPid()).append(".config");

    return path.toString();
}

From source file:com.espertech.esper.schedule.ScheduleComputeHelper.java

private static int nextValue(SortedSet<Integer> valueSet, int startValue) {
    if (valueSet == null) {
        return startValue;
    }/*  www.  ja v a2  s. com*/

    if (valueSet.contains(startValue)) {
        return startValue;
    }

    SortedSet<Integer> tailSet = valueSet.tailSet(startValue + 1);

    if (tailSet.isEmpty()) {
        return -1;
    } else {
        return tailSet.first();
    }
}

From source file:org.ardverk.gibson.EventUtils.java

public static Set<String> keywords(Event event) {
    if (event == null) {
        throw new NullPointerException("event");
    }// www .  j  a va  2s.  c  o m

    SortedSet<String> keywords = new TreeSet<String>();

    String message = event.getMessage();
    if (message != null) {
        keywords(message, keywords);
    }

    Condition condition = event.getCondition();
    if (condition != null) {
        keywords(condition, keywords);
    }

    String marker = event.getMarker();
    if (marker != null) {
        keywords(marker, keywords);
    }

    if (keywords.isEmpty()) {
        return null;
    }

    return keywords;
}

From source file:gov.nih.nci.cananolab.util.StringUtils.java

public static String sortJoin(Collection<String> strings, String delimiter) {
    SortedSet<SortableName> sortableNames = new TreeSet<SortableName>();
    for (String str : strings) {
        sortableNames.add(new SortableName(str));
    }/*  www. ja v  a2  s  .  c  o m*/
    String joinedStr = "";
    if (sortableNames == null || sortableNames.isEmpty()) {
        return joinedStr;
    }
    StringBuilder sb = new StringBuilder();
    int i = 0;
    for (SortableName sortableName : sortableNames) {
        if (i < sortableNames.size() - 1) {
            if (!StringUtils.isEmpty(sortableName.getName()))
                // joinedStr += sortableName.getName() + delimiter;
                sb.append(sortableName.getName());
            sb.append(delimiter);
        } else {
            if (!StringUtils.isEmpty(sortableName.getName()))
                // joinedStr += sortableName.getName();
                sb.append(sortableName.getName());
        }
        i++;
    }
    joinedStr = sb.toString();
    return joinedStr;
}

From source file:net.sf.json.test.JSONAssert.java

private static String missingExpectedNames(JSONObject expected, JSONObject actual) {
    SortedSet keysInExpectedButNotInActual = new TreeSet(expected.keySet());
    keysInExpectedButNotInActual.removeAll(actual.keySet());
    if (keysInExpectedButNotInActual.isEmpty()) {
        return null;
    } else {/*from  www .j  a  va  2s  .c  o  m*/
        return "missing expected names: [" + StringUtils.join(keysInExpectedButNotInActual, ", ") + "]";
    }
}

From source file:net.sf.json.test.JSONAssert.java

private static String unexpectedNames(JSONObject expected, JSONObject actual) {
    SortedSet keysInActualButNotInExpected = new TreeSet(actual.keySet());
    keysInActualButNotInExpected.removeAll(expected.keySet());
    if (keysInActualButNotInExpected.isEmpty()) {
        return null;
    } else {//  w  w  w .  jav  a 2 s.  co m
        return "unexpected names: [" + StringUtils.join(keysInActualButNotInExpected, ", ") + "]";
    }
}