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:org.shareok.data.redis.RedisUtil.java

public static void sortJobList(List<RedisJob> jobList) {
    jobList.sort(new Comparator<RedisJob>() {
        @Override/* w ww .jav a2 s  .  c o m*/
        public int compare(RedisJob o1, RedisJob o2) {
            int result = 0;
            try {
                if (null != o1 && null != o2) {
                    result = Math.toIntExact(o1.getJobId() - o2.getJobId());
                }
            } catch (UnsupportedOperationException uoex) {
                logger.error("Cannot compare the tow job objects", uoex);
            }
            return result;
        }
    });
}

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From source file:org.openmrs.module.accounting.web.controller.account.AccountFormController.java

@ModelAttribute("listParents")
public List<Account> registerListParents() {
    List<Account> listParents = new ArrayList<Account>(
            Context.getService(AccountingService.class).getListParrentAccount());
    Collections.sort(listParents, new Comparator<Account>() {

        public int compare(Account o1, Account o2) {
            return o1.getName().compareToIgnoreCase(o2.getName());
        }/*from  w ww.  j av  a2  s.c  o  m*/
    });
    return listParents;
}

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From source file:eu.larkc.RDFPig.optimizers.strategies.SamplePruneOptimizationStrategy.java

@Override
public void prune(ArrayList<Set<TupleCostPair>> searchSpace, Executor executor, CostCalculator calculator) {

    // Only sample up to MAXSAMPLINGCYCLES steps
    int maxSamplingCycles = Configuration.getInstance().getPropertyInt(Configuration.MAXSAMPLINGCYCLES);
    if (searchSpace.size() > maxSamplingCycles) {
        return;/*from  w  w  w.  ja va  2s  .  c  o m*/
    }

    logger.info("Calling SamplePrune for cycle: " + searchSpace.size());

    // Sort last calculated expressions by cost
    Set<TupleCostPair> currentLevel = searchSpace.get(searchSpace.size() - 1);

    if (currentLevel.isEmpty()) {
        logger.warn("Empty current level, searchSpace sizes: ");
        for (Set<TupleCostPair> s : searchSpace) {
            logger.warn(Integer.toString(s.size()));
        }
        return;
    }

    List<TupleCostPair> sortedByCost = new ArrayList<TupleCostPair>(currentLevel);
    Collections.sort(sortedByCost, new Comparator<TupleCostPair>() {
        @Override
        public int compare(TupleCostPair o1, TupleCostPair o2) {
            if (o1.cost == o2.cost)
                return 0;
            else
                return o1.cost > o2.cost ? 1 : -1;
        }
    });

    // TODO adapt pruning to stddev?

    // Prune the bottom part
    double staticPruneRatio = Configuration.getInstance()
            .getPropertyDouble(Configuration.DYNAMICPROGRAMMINGSTATICPRUNEBEFORE);
    int staticPruneIndex = (int) Math.ceil(sortedByCost.size() / staticPruneRatio);
    if (staticPruneIndex == sortedByCost.size())
        staticPruneIndex--;
    sortedByCost = sortedByCost.subList(0, staticPruneIndex);

    // Sample the remaining ones
    Set<TupleExpr> candidates = new HashSet<TupleExpr>();
    for (TupleCostPair t : sortedByCost) {
        candidates.add(t.tuple);
    }
    try {
        executor.execute(candidates, Configuration.getInstance().getPropertyDouble(Configuration.SAMPLE_RATE));
    } catch (Exception e) {
        throw new RuntimeException("Could not sample", e);
    }

    // Update costs and remove the unsampled ones from the search space
    Iterator<TupleCostPair> it = currentLevel.iterator();
    while (it.hasNext()) {
        TupleCostPair c = it.next();
        if (candidates.contains(c.tuple))
            c.cost = calculator.getCost(c.tuple);
        else
            it.remove();
    }

    logger.info("Sample-Prune done for level " + (searchSpace.size() - 1) + " current level size = "
            + currentLevel.size());

}

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From source file:com.chinamobile.bcbsp.bspcontroller.HRNQueue.java

@Override
public void resortQueue() {
    // TODO Auto-generated method stub
    Comparator<JobInProgress> comp = new Comparator<JobInProgress>() {
        @Override//from   w ww .  ja v a  2 s .co m
        public int compare(JobInProgress o1, JobInProgress o2) {
            int res;
            if (o1.getHRN() > o2.getHRN()) {
                res = -1;
            } else if (o1.getHRN() == o2.getHRN()) {
                res = 0;
            } else {
                res = 1;
            }
            return res;
        }
    };
    synchronized (queue) {
        try {
            resort_tmp.clear();
            int wait_count = queue.size();
            int i = 0;
            for (i = 0; i < wait_count; i++) {
                resort_tmp.add(queue.take());
            }
            Collections.sort(resort_tmp, comp);
            for (i = 0; i < wait_count; i++) {
                queue.put(resort_tmp.get(i));
            }
        } catch (Exception e) {
            //LOG.error("resort error: " + e.toString());
            throw new RuntimeException("resort error: ", e);
        }
    }
}

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From source file:net.chrissearle.flickrvote.web.vote.ShowVoteChartAction.java

public String stats() throws Exception {
    initializeChallengeInfo();//  w  w w .  j ava2 s.  c om

    ChallengeItem challenge = photographyService.getChallengeImages(challengeInfo.getChallengeTag());

    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 o2.getVoteCount().compareTo(o1.getVoteCount());
        }
    });

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

    return SUCCESS;
}

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From source file:gov.nih.nci.caintegrator.web.ajax.StudyDeploymentAjaxUpdater.java

/**
 * {@inheritDoc}/*from   w ww .  ja  v  a  2s.c  o m*/
 */
@Override
protected void initializeDynamicTable(DisplayableUserWorkspace workspace) {
    int counter = 0;
    List<StudyConfiguration> studyConfigurationList = new ArrayList<StudyConfiguration>();
    studyConfigurationList.addAll(workspace.getManagedStudies());
    Comparator<StudyConfiguration> nameComparator = new Comparator<StudyConfiguration>() {
        public int compare(StudyConfiguration configuration1, StudyConfiguration configuration2) {
            return configuration1.getStudy().getShortTitleText()
                    .compareToIgnoreCase(configuration2.getStudy().getShortTitleText());
        }
    };
    Collections.sort(studyConfigurationList, nameComparator);
    String username = workspace.getUserWorkspace().getUsername();
    for (StudyConfiguration studyConfiguration : studyConfigurationList) {
        getDwrUtil(username).addRows(STATUS_TABLE, createRow(studyConfiguration), retrieveRowOptions(counter));
        updateJobStatus(username, studyConfiguration);
        counter++;
    }
}

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From source file:org.motechproject.server.omod.web.model.JSONLocationSerializer.java

public JSONLocationSerializer() {
    communityNameComparator = new Comparator<Community>() {
        public int compare(Community c1, Community c2) {
            return c1.getName().compareTo(c2.getName());
        }/*from   w w  w.java 2s. co m*/
    };
}

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From source file:com.clustercontrol.accesscontrol.viewer.RoleSettingTreeContentProvider.java

/**
 * ??????/*  w  w w.  j a v a2  s .co m*/
 * 
 * @param parentElement 
 * @return ??
 * 
 * @see org.eclipse.jface.viewers.ITreeContentProvider#getChildren(java.lang.Object)
 */
@Override
public Object[] getChildren(Object parentElement) {
    List<RoleTreeItem> ret = ((RoleTreeItem) parentElement).getChildren();
    Collections.sort(ret, new Comparator<RoleTreeItem>() {
        @Override
        public int compare(RoleTreeItem o1, RoleTreeItem o2) {
            if (o1.getData() instanceof RoleInfo && o2.getData() instanceof RoleInfo) {
                RoleInfo r1 = (RoleInfo) o1.getData();
                RoleInfo r2 = (RoleInfo) o2.getData();
                String s1 = r1.getRoleType();
                String s2 = r2.getRoleType();
                m_log.trace("s1=" + s1 + ", s2=" + s2);
                if (s1 == null || s2 == null) {
                    // ??
                    return r1.getRoleName().compareTo(r2.getRoleName());
                } else if (s1.equals(s2)) {
                    return r1.getRoleId().compareTo(r2.getRoleId());
                } else {
                    return r1.getRoleType().compareTo(r2.getRoleType()) * -1;
                }
            } else if (o1.getData() instanceof UserInfo && o2.getData() instanceof UserInfo) {
                UserInfo u1 = (UserInfo) o1.getData();
                UserInfo u2 = (UserInfo) o2.getData();
                m_log.trace("u1=" + u1 + ", u2=" + u2);
                return u1.getUserId().compareTo(u2.getUserId());
            }
            m_log.warn("unknown error");
            return -1; // ??????????
        }
    });
    return ret.toArray();
}

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From source file:controllers.user.UserDetailApp.java

/**
 * ???????? ?//from w w  w.  ja v  a2 s  .com
 */
private static void sortJobExpList(List<JobExp> jobExps) {
    Collections.sort(jobExps, new Comparator<JobExp>() {
        public int compare(JobExp o1, JobExp o2) {
            if (o1 != null && o2 != null && o1.getEndYear() != null && o2.getEndYear() != null
                    && o1.getEndMonth() != null && o2.getEndMonth() != null) {
                if (StringUtils.isBlank(o2.getEndYear()) || StringUtils.equals(o2.getEndYear(), "")) {
                    return 1;
                }
                if (StringUtils.isBlank(o1.getEndYear()) || StringUtils.equals(o1.getEndYear(), "")) {
                    return -1;
                }

                int result = Integer.valueOf(o2.getEndYear()) - Integer.valueOf(o1.getEndYear());
                if (result == 0) {
                    if (StringUtils.isBlank(o2.getEndMonth())) {
                        return 1;
                    }
                    if (StringUtils.isBlank(o1.getEndMonth())) {
                        return -1;
                    }
                    int result2 = Integer.valueOf(o2.getEndMonth()) - Integer.valueOf(o1.getEndMonth());
                    if (result2 == 0) {
                        int result3 = Integer.valueOf(o2.getBeginYear()) - Integer.valueOf(o1.getBeginYear());
                        if (result3 == 0) {
                            return Integer.valueOf(o2.getBeginMonth()) - Integer.valueOf(o1.getBeginMonth());
                        } else {
                            return result3;
                        }
                    } else {
                        return result2;
                    }
                } else {
                    return result;
                }
            }
            return 0;
        }

    });
}

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From source file:com.indeed.iupload.core.domain.IndexRepository.java

public List<Index> getIndexList() throws IOException {
    List<Index> indexList = new ArrayList<Index>();
    for (String name : getIndexNameList()) {
        Index index = getIndexObjectFromName(name);
        indexList.add(index);//from   ww w.  ja  v a  2  s .  c  om
    }
    Collections.sort(indexList, new Comparator<Index>() {
        @Override
        public int compare(Index o1, Index o2) {
            return o1.getName().compareTo(o2.getName());
        }
    });
    return indexList;
}

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