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:org.apache.hadoop.hbase.zookeeper.lock.ZKInterProcessReadLock.java

/**
 * {@inheritDoc}//  w w  w  .  j  av  a 2  s. c o m
 */
@Override
protected String getLockPath(String createdZNode, List<String> children) throws IOException {
    TreeSet<String> writeChildren = new TreeSet<String>(ZNodeComparator.COMPARATOR);
    for (String child : children) {
        if (isChildWriteLock(child)) {
            writeChildren.add(child);
        }
    }
    if (writeChildren.isEmpty()) {
        return null;
    }
    SortedSet<String> lowerChildren = writeChildren.headSet(createdZNode);
    if (lowerChildren.isEmpty()) {
        return null;
    }
    String pathToWatch = lowerChildren.last();
    String nodeHoldingLock = lowerChildren.first();
    String znode = ZKUtil.joinZNode(parentLockNode, nodeHoldingLock);
    handleLockMetadata(znode);

    return pathToWatch;
}

From source file:org.apache.hadoop.hbase.zookeeper.lock.HReadLockImpl.java

/**
 * {@inheritDoc}/*w ww. ja v  a  2  s .co m*/
 */
@Override
protected String getLockPath(String createdZNode, List<String> children)
        throws IOException, InterruptedException {
    TreeSet<String> writeChildren = new TreeSet<String>(new ZNodeComparator(zkWrapper.getIdentifier()));
    for (String child : children) {
        if (isWriteChild(child)) {
            writeChildren.add(child);
        }
    }
    if (writeChildren.isEmpty()) {
        return null;
    }
    SortedSet<String> lowerChildren = writeChildren.headSet(createdZNode);
    if (lowerChildren.isEmpty()) {
        return null;
    }
    String pathToWatch = lowerChildren.last();
    String nodeHoldingLock = lowerChildren.first();
    try {
        handleLockMetadata(nodeHoldingLock);
    } catch (IOException e) {
        LOG.warn("Error processing lock metadata in " + nodeHoldingLock, e);
    }
    return pathToWatch;
}

From source file:uk.co.unclealex.process.spring.PackageCheckingPostProcessor.java

/**
 * {@inheritDoc}/* ww  w .  j a va2 s .  co m*/
 */
@Override
public Object postProcessBeforeInitialization(Object bean, String beanName) throws BeansException {
    SortedSet<String> missingPackages = getPackageChecker().listMissingPackages(bean);
    if (!missingPackages.isEmpty()) {
        throw new BeanDefinitionValidationException(
                String.format("Bean %s requires the following missing packages: %s", beanName,
                        Joiner.on(", ").join(missingPackages)));
    }
    return bean;
}

From source file:org.sakuli.services.forwarder.database.DatabaseResultServiceImpl.java

@Override
public void saveAllResults() {
    LOGGER.info("======= SAVE RESULTS TO DATABASE ======");
    ;/*from   w  ww  .j  a  v a2s  .c o m*/
    try {
        daoTestSuite.saveTestSuiteResult();
        daoTestSuite.saveTestSuiteToSahiJobs();

        if (!CollectionUtils.isEmpty(testSuite.getTestCases())) {
            for (TestCase tc : testSuite.getTestCasesAsSortedSet()) {
                //write testcase and steps to DB
                daoTestCase.saveTestCaseResult(tc);

                LOGGER.info("... try to save all STEPS for test case '" + tc.getId() + "'!");
                SortedSet<TestCaseStep> steps = tc.getStepsAsSortedSet();
                if (!steps.isEmpty()) {
                    daoTestCaseStep.saveTestCaseSteps(steps, tc.getDbPrimaryKey());
                    LOGGER.info("all STEPS for '" + tc.getId() + "' saved!");
                } else {
                    LOGGER.info("no STEPS for '\" + tc.getId() +\"'found => no STEPS saved in DB!");
                }
            }
        }
        LOGGER.info("======= FINISHED: SAVE RESULTS TO DATABASE ======");
    } catch (Throwable e) {
        exceptionHandler.handleException(new SakuliForwarderException(e,
                String.format("error by saving the results to the database [%s]", testSuite.toString())), true);
    }
}

From source file:org.apache.hadoop.hbase.regionserver.MutableCellSetSegment.java

@Override
public Cell getFirstAfter(Cell cell) {
    SortedSet<Cell> snTailSet = tailSet(cell);
    if (!snTailSet.isEmpty()) {
        return snTailSet.first();
    }//from   w w w .j av a  2 s.com
    return null;
}

From source file:org.apache.cayenne.access.loader.filters.TableFilter.java

/**
 * Includes can contain only One includetable
 *
 * @param includes//from   w  ww  .  j a va 2 s .c  o  m
 * @param excludes
 */
public TableFilter(SortedSet<IncludeTableFilter> includes, SortedSet<Pattern> excludes) {
    if (includes.isEmpty()) {
        throw new IllegalArgumentException("TableFilter should contain at least one IncludeTableFilter always "
                + "and it is builder responsibility. If you need table filter without includes, use EmptyTableFilter");
    }

    this.includes = includes;
    this.excludes = excludes;
}

From source file:com.migratebird.script.executedscriptinfo.impl.DefaultExecutedScriptInfoSourceMarkErrorScriptsAsSuccessfulTest.java

@Test
public void noScripts() {
    SortedSet<ExecutedScript> before = executedScriptInfoSource.getExecutedScripts();
    assertTrue(before.isEmpty());

    executedScriptInfoSource.markErrorScriptsAsSuccessful();

    SortedSet<ExecutedScript> after = executedScriptInfoSource.getExecutedScripts();
    assertTrue(after.isEmpty());//from w w  w  . j a v a  2 s.co  m
}

From source file:com.migratebird.script.executedscriptinfo.impl.DefaultExecutedScriptInfoSourceRemoveErrorScriptsTest.java

@Test
public void failedScripts() throws Exception {
    registerFailedScripts();/*w  w  w  .  j a v a 2 s  .  c om*/
    SortedSet<ExecutedScript> before = executedScriptInfoSource.getExecutedScripts();
    AssertUtils.assertPropertyLenientEquals("successful", asList(false, false, false), before);

    executedScriptInfoSource.removeErrorScripts();

    SortedSet<ExecutedScript> after = executedScriptInfoSource.getExecutedScripts();
    assertTrue(after.isEmpty());
}

From source file:com.migratebird.script.executedscriptinfo.impl.DefaultExecutedScriptInfoSourceRemoveErrorScriptsTest.java

@Test
public void noScripts() {
    SortedSet<ExecutedScript> before = executedScriptInfoSource.getExecutedScripts();
    assertTrue(before.isEmpty());

    executedScriptInfoSource.removeErrorScripts();

    SortedSet<ExecutedScript> after = executedScriptInfoSource.getExecutedScripts();
    assertTrue(after.isEmpty());/*from   w w w . j av a 2 s.c  o m*/
}

From source file:org.eclipse.skalli.view.ext.impl.internal.infobox.ProjectIssuesBox.java

@Override
@SuppressWarnings("nls")
public Component getContent(Project project, ExtensionUtil util) {
    Layout layout = new CssLayout();
    layout.addStyleName(STYLE_ISSUES_INFOBOX);
    layout.setSizeFull();/*  w  w w .  j a  v a  2s.  c o  m*/

    IssuesService issuesService = Services.getService(IssuesService.class);
    if (issuesService != null) {
        Issues issues = issuesService.loadEntity(Issues.class, project.getUuid());
        StringBuilder sb = new StringBuilder();
        if (issues != null) {
            if (issues.isStale()) {
                sb.append("<ul><li class=\"STALE\">No information about issues available.</li></ul>");
            } else {
                SortedSet<Issue> issueSet = issues.getIssues();
                if (!issueSet.isEmpty()) {
                    sb.append(Issue.asHTMLList(null, issueSet));
                    if (util.isUserProjectAdmin(project)) {
                        sb.append("<p>Click <a href=\"").append(Consts.URL_PROJECTS).append("/")
                                .append(project.getProjectId()).append("?").append(Consts.PARAM_ACTION)
                                .append("=").append(Consts.PARAM_VALUE_EDIT).append("\">here</a> to correct ");
                        sb.append((issueSet.size() == 1) ? "this issue" : "these issues");
                        sb.append(".</p>");
                    }
                }
            }
            if (util.isUserProjectAdmin(project)) {
                sb.append("<p>Click <a href=\"").append(Consts.URL_PROJECTS).append("/");
                sb.append(project.getProjectId()).append("?").append(Consts.PARAM_ACTION).append("=");
                sb.append(Consts.PARAM_VALUE_VALIDATE).append("\">here</a> to validate the project now.</p>");
            }
            createLabel(layout, sb.toString(), STYLE_ISSUES);
        }
    }

    return layout;
}