Example usage for java.util Comparator Comparator

Introduction

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

Prototype

Comparator

Source Link

Usage

From source file:net.sourceforge.fenixedu.presentationTier.validator.form.ValidateCompareTwoFields.java

/**
 * Compares two fields and checks if second field >= first field
 * /*from   ww w  .j  a  va  2  s.co  m*/
 * @param bean
 * @param va
 * @param field
 * @param errors
 * @param request
 * @param application
 * @return
 */
public static boolean validateGreaterThanOrEqual(Object bean, ValidatorAction va, Field field,
        ActionMessages errors, HttpServletRequest request, ServletContext application) {
    return validate(bean, va, field, errors, request, new Comparator() {
        @Override
        public int compare(Object o1, Object o2) {
            Double d1 = (Double) o1;
            Double d2 = (Double) o2;

            int result = d1.compareTo(d2);
            if (result <= 0) {
                result = VALUE;
            }
            return result;
        }
    });
}

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From source file:com.hmsinc.epicenter.webapp.dto.DataTypeDTO.java

public DataTypeDTO(final DataType dataType) {

    this.id = dataType.getId();
    this.name = dataType.getName();
    classifiers.add(new KeyValueDTO("TOTAL", "Total Counts"));

    final List<Classifier> ccs = new ArrayList<Classifier>();
    for (ClassificationTarget target : dataType.getTargets()) {
        ccs.add(target.getClassifier());
    }/*from  ww  w  .j a  v a  2 s .c om*/

    Collections.sort(ccs, new Comparator<Classifier>() {
        public int compare(Classifier o1, Classifier o2) {
            return new CompareToBuilder().append(o1.isBeta(), o2.isBeta()).append(o1.getName(), o2.getName())
                    .toComparison();
        }
    });

    for (Classifier cc : ccs) {

        if (cc.isEnabled()) {

            classifiers.add(new KeyValueDTO(cc.getId().toString(), cc.getName(),
                    cc.getName() + (cc.isBeta() ? " (BETA)" : "")));

            final Set<Classification> cls = cc.getClassifications();
            categories.put(cc.getId(), new TreeSet<KeyValueDTO>());
            for (Classification c : cls) {
                categories.get(cc.getId()).add(new KeyValueDTO(c.getId().toString(), c.getCategory()));
            }

            if (!cc.isBeta()) {
                allClassifiersBeta = false;
            }
        }
    }
}

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From source file:com.alibaba.cobar.manager.util.CobarStringUtil.java

/**
 * e.g. {"mysql_1","mysql_2","mysql_3","mysql_5"} will return
 * {"mysql_$1-3","mysql_5"}<br/>/*from  ww  w.ja v a  2s.co  m*/
 * only merge last number
 */
public static List<String> mergeListedString(String[] input) {
    if (input == null || input.length < 1)
        return Collections.emptyList();
    if (input.length == 1) {
        List<String> rst = new ArrayList<String>(1);
        rst.add(input[0]);
        return rst;
    }
    List<String> list = new ArrayList<String>(input.length);
    for (String str : input)
        list.add(str);
    Collections.sort(list, new Comparator<String>() {
        @Override
        public int compare(String o1, String o2) {
            if (StringUtils.equals(o1, o2))
                return 0;
            if (o1.length() == o2.length())
                return o1.compareTo(o2);
            return o1.length() < o2.length() ? -1 : 1;
        }
    });

    List<String> rst = new ArrayList<String>();

    String prefix = null;
    Integer from = null;
    Integer to = null;
    String last = list.get(0);
    for (int i = 1; i < list.size(); ++i) {
        String cur = list.get(i);
        if (StringUtils.equals(last, cur))
            continue;
        int commonInd = indexOfLastEqualCharacter(last, cur);

        boolean isCon = false;

        if (commonInd >= 0) {
            String suffixLast = last.substring(1 + commonInd);
            String suffixCur = cur.substring(1 + commonInd);
            try {
                int il = Integer.parseInt(suffixLast);
                int ic = Integer.parseInt(suffixCur);
                if (ic - il == 1)
                    isCon = true;
            } catch (Exception e) {
            }
        }

        if (isCon) {
            if (prefix == null)
                prefix = last.substring(0, commonInd + 1);
            if (from == null)
                from = Integer.parseInt(last.substring(commonInd + 1));
            to = Integer.parseInt(cur.substring(commonInd + 1));
        } else if (prefix != null) {
            rst.add(new StringBuilder(prefix).append('$').append(from).append('-').append(to).toString());
            prefix = null;
            from = to = null;
        } else {
            rst.add(last);
        }
        last = cur;
    }

    if (prefix != null) {
        rst.add(new StringBuilder(prefix).append('$').append(from).append('-').append(to).toString());
        prefix = null;
        from = to = null;
    } else {
        rst.add(last);
    }

    return rst;
}

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From source file:com.myee.tarot.core.web.form.entity.FieldGroup.java

public Set<Field> getFields() {
    List<Field> myFields = new ArrayList<Field>();
    myFields.addAll(fields);//from w ww.j a  v a  2 s. c om
    Collections.sort(myFields, new Comparator<Field>() {
        @Override
        public int compare(Field o1, Field o2) {
            return new CompareToBuilder().append(o1.getOrder(), o2.getOrder())
                    .append(o1.getFriendlyName(), o2.getFriendlyName()).append(o1.getName(), o2.getName())
                    .toComparison();
        }
    });
    if (!alternateOrderedFields.isEmpty()) {
        List<Field> mapFieldsList = new ArrayList<Field>(alternateOrderedFields);
        Collections.sort(mapFieldsList, new Comparator<Field>() {
            @Override
            public int compare(Field o1, Field o2) {
                return new CompareToBuilder().append(o1.getOrder(), o2.getOrder())
                        .append(o1.getFriendlyName(), o2.getFriendlyName()).append(o1.getName(), o2.getName())
                        .toComparison();
            }
        });
        /*
        alternate ordered fields whose order is less or equal to zero appear first and are
        prepended to the response list in order
         */
        List<Field> smallOrderFields = new ArrayList<Field>();
        for (Field mapField : mapFieldsList) {
            if (mapField.getOrder() <= 0) {
                smallOrderFields.add(mapField);
            }
        }
        myFields.addAll(0, smallOrderFields);
        /*
        Alternate ordered fields (specifically custom fields) have a different ordering rule than regular fields. For example,
        if a user enters 3 for the field order value for a custom field, that custom field should be the third
        on the form. Regular BLC AdminPresentation fields tends to have orders like 1000, 2000, etc..., so this
        distinction is necessary.
         */
        for (Field mapField : mapFieldsList) {
            if (mapField.getOrder() <= 0) {
                continue;
            }
            if (mapField.getOrder() < myFields.size() + 1) {
                myFields.add(mapField.getOrder() - 1, mapField);
                continue;
            }
            myFields.add(mapField);
        }
    }

    //don't allow any modification of the fields
    return Collections.unmodifiableSet(new LinkedHashSet<Field>(myFields));
}

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From source file:org.eclipse.virgo.ide.runtime.internal.core.DefaultServerDeployer.java

/**
 * {@inheritDoc}//from  w w  w  .  j ava 2 s  .  c  om
 */
public void deploy(IModule... modules) {
    List<IModule> orderedModules = Arrays.asList(modules);

    // make sure we honor the user configured order
    final List<String> orderedArtefacts = getArtefactOrder();

    // sort the modules according the order defined in the server configuration
    Collections.sort(orderedModules, new Comparator<IModule>() {

        public int compare(IModule o1, IModule o2) {
            Integer m1 = (orderedArtefacts.contains(o1.getId()) ? orderedArtefacts.indexOf(o1.getId())
                    : Integer.MAX_VALUE);
            Integer m2 = (orderedArtefacts.contains(o2.getId()) ? orderedArtefacts.indexOf(o2.getId())
                    : Integer.MAX_VALUE);
            return m1.compareTo(m2);
        }
    });

    for (IModule module : orderedModules) {
        DeploymentIdentity identity = executeDeployerCommand(getServerDeployCommand(module));
        if (behaviour instanceof ServerBehaviour) {
            ((ServerBehaviour) behaviour).tail(identity);
        }
        behaviour.onModulePublishStateChange(new IModule[] { module }, IServer.PUBLISH_STATE_NONE);
        // if (identity != null) {
        // behaviour.onModuleStateChange(new IModule[] { module }, IServer.STATE_STARTED);
        // }
        // else {
        // behaviour.onModuleStateChange(new IModule[] { module }, IServer.STATE_STOPPED);
        // }
    }
}

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From source file:net.sourceforge.vulcan.spring.jdbc.JdbcSchemaMigrator.java

public void setMigrationScripts(Resource[] migrationScripts) {
    this.migrationScripts = migrationScripts;
    Arrays.sort(this.migrationScripts, new Comparator<Resource>() {
        public int compare(Resource o1, Resource o2) {
            return o1.getFilename().compareTo(o2.getFilename());
        }//w w  w . j  a va2 s . c  o m
    });
}

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From source file:com.sketchy.server.action.GetImageFiles.java

@Override
public JSONServletResult execute(HttpServletRequest request) throws Exception {
    JSONServletResult jsonServletResult = new JSONServletResult(Status.SUCCESS);
    try {/*www . j av a2  s .c  om*/
        File[] files = HttpServer.IMAGE_UPLOAD_DIRECTORY.listFiles(new FilenameFilter() {
            @Override
            public boolean accept(File arg0, String filename) {
                return (StringUtils.endsWithIgnoreCase(filename, ".dat")
                        && (!StringUtils.endsWithIgnoreCase(filename, "rendered.dat")));
            }
        });

        Arrays.sort(files, new Comparator<File>() {
            @Override
            public int compare(File f1, File f2) {
                if ((f1 == null) || (f2 == null))
                    return 0; // Shouldn't ever be null, but if so if either is null, then just return 0; 
                return f1.getName().compareToIgnoreCase(f2.getName());
            }
        });

        List<Object> rows = new ArrayList<Object>();
        for (File file : files) {

            Map<String, Object> row = new HashMap<String, Object>();
            File dimFile = new File(file.getPath());
            if (dimFile.exists()) {
                String json = FileUtils.readFileToString(dimFile);
                SourceImageAttributes sourceImageAttributes = (SourceImageAttributes) ImageAttributes
                        .fromJson(json);
                row.put("imageSize", Integer.toString(sourceImageAttributes.getWidth()) + " x "
                        + Integer.toString(sourceImageAttributes.getHeight()));
                row.put("imageName", sourceImageAttributes.getImageName());
                row.put("filename", sourceImageAttributes.getImageFilename());
            }

            rows.add(row);
        }

        jsonServletResult.put("rows", rows);
    } catch (Throwable t) {
        jsonServletResult = new JSONServletResult(Status.ERROR, "Error! " + t.getMessage());
    }

    return jsonServletResult;
}

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From source file:org.agiso.tempel.core.provider.CoreTemplateProvider.java

@Autowired(required = false)
public void setTemplateProviderElements(List<ITemplateProviderElement> providers) {
    this.elements = new ArrayList<ITemplateProviderElement>(providers);

    Collections.sort(this.elements, new Comparator<ITemplateProviderElement>() {
        @Override/*from   w w  w .  j  a  v  a2 s .  c o m*/
        public int compare(ITemplateProviderElement e1, ITemplateProviderElement e2) {
            int o1 = e1.getOrder(), o2 = e2.getOrder();
            return ((o1 < o2) ? -1 : ((o1 == o2) ? 0 : 1));
        }
    });

    for (ITemplateProviderElement provider : elements) {
        if (coreLogger.isDebugEnabled())
            coreLogger.debug(Logs.LOG_01, ansiString(GREEN, provider.getClass().getSimpleName()),
                    ansiString(GREEN, provider.getOrder()));
    }
}

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From source file:net.chrissearle.flickrvote.web.stats.ShowChallengeChartAction.java

public String stats() throws Exception {
    initializeChallengeInfo();// w w w  . j  a  v a  2 s  .  co  m

    ChallengeItem challenge = photographyService.getChallengeImages(tag);

    images = new ArrayList<Image>(challenge.getImages().size());

    for (ImageItem image : challenge.getImages()) {
        final DisplayImage displayImage = new DisplayImage(image);

        images.add(displayImage);

        if (logger.isLoggable(Level.FINE)) {
            logger.info("Saw " + displayImage.toString());
        }
    }

    Collections.sort(images, new Comparator<Image>() {
        public int compare(Image o1, Image o2) {
            return o1.getRank().compareTo(o2.getRank());
        }
    });

    if (small) {
        height = (long) (18 * images.size()) + 20;
    } else {
        height = (long) (30 * images.size()) + 140;
    }

    return SUCCESS;
}

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From source file:com.tech.utils.CustomCollectionUtil.java

/**
 * Method used to sort map by values//from   w w w .j a v a  2 s.com
 * 
 * @param <K>
 *            Map Key
 * @param <V>
 *            Map Value
 * @param map
 *            Map
 * @return sorted Map
 */
public static <K, V extends Comparable<V>> Map<K, V> sortByValues(final Map<K, V> map) {
    Comparator<K> valueComparator = new Comparator<K>() {
        public int compare(final K k1, final K k2) {
            int compare = map.get(k1).compareTo(map.get(k2));

            if (compare == 0) {
                return 1;
            } else {
                return compare;
            }
        }
    };

    Map<K, V> sortedByValues = new TreeMap<K, V>(valueComparator);
    sortedByValues.putAll(map);

    return sortedByValues;
}

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