Example usage for org.apache.commons.lang ObjectUtils compare

Introduction

In this page you can find the example usage for org.apache.commons.lang ObjectUtils compare.

Prototype

public static <T extends Comparable<? super T>> int compare(T c1, T c2)

Source Link

Document

Null safe comparison of Comparables.

Usage

From source file:org.openhab.binding.ebus.tools.EBusJsonConfTool.java

private void writeMarkdownIdTable(List<Map<String, ?>> configurationMap, PrintStream out) {

    if (configurationMap == null || configurationMap.isEmpty()) {
        return;// w  w  w.ja  v a  2 s .  c o  m
    }

    List<List<String>> table = createTelegramIdTable(configurationMap);

    // set sort order by column number
    final int sortColumns[] = new int[] { 1, 0 };
    Collections.sort(table, new Comparator<List<String>>() {
        @Override
        public int compare(List<String> line1, List<String> line2) {
            int compareTo = 0;
            for (int i : sortColumns) {
                compareTo = ObjectUtils.compare(line1.get(i), line2.get(i));
                if (compareTo != 0) {
                    return compareTo;
                }
            }
            return compareTo;
        }
    });

    // Add headers
    ArrayList<String> arrayList = new ArrayList<String>();
    arrayList.add("ID");
    // arrayList.add("Class");
    // arrayList.add("Command");
    arrayList.add("Item type");
    arrayList.add("Description");
    table.add(0, arrayList);

    // Add Markdown header delimiters
    arrayList = new ArrayList<String>();
    for (int i = 0; i < table.get(0).size(); i++) {
        arrayList.add("---");
    }
    table.add(1, arrayList);

    // compute max colum width
    int columnWidth[] = new int[arrayList.size()];
    for (List<String> column : table) {
        for (int i = 0; i < column.size(); i++) {
            String elm = column.get(i);
            if (elm != null && elm.length() > columnWidth[i]) {
                columnWidth[i] = elm.length();
            }
        }
    }

    for (List<String> column : table) {
        for (int i = 0; i < column.size(); i++) {
            String elm = column.get(i);
            out.print(String.format("%-" + columnWidth[i] + "s", elm));
            if (i < column.size() - 1) {
                out.print(" | ");
            }
        }

        // line end
        out.print("\n");
    }
}

From source file:org.sakaiproject.scorm.entity.ScormEntity.java

@Override
public int compareTo(ScormEntity entity) {
    return ObjectUtils.compare(entity.getID(), this.getID());
}

From source file:org.sakaiproject.scorm.model.api.comparator.LearnerExperienceComparator.java

@Override
public int compare(LearnerExperience le1, LearnerExperience le2) {
    // Perform different comparison depending on which comparison type has been selected
    switch (compType) {
    case Learner: {
        return le1.getLearnerName().compareTo(le2.getLearnerName());
    }/*from  ww w . ja  v  a 2s  .  co  m*/
    case AttemptDate: {
        return ObjectUtils.compare(le1.getLastAttemptDate(), le2.getLastAttemptDate());
    }
    case Status: {
        return Integer.compare(le1.getStatus(), le2.getStatus());
    }
    case NumberOfAttempts: {
        return Integer.compare(le1.getNumberOfAttempts(), le2.getNumberOfAttempts());
    }
    }

    return 0;
}