Example usage for org.springframework.util Assert state

List of usage examples for org.springframework.util Assert state

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Introduction

In this page you can find the example usage for org.springframework.util Assert state.

Prototype

public static void state(boolean expression, Supplier<String> messageSupplier)

Source Link

Document

Assert a boolean expression, throwing an IllegalStateException if the expression evaluates to false .

Usage

From source file:org.wallride.autoconfigure.WebGuestComponentScanRegistrar.java

private Set<String> getPackagesToScan(AnnotationMetadata metadata) {
    AnnotationAttributes attributes = AnnotationAttributes
            .fromMap(metadata.getAnnotationAttributes(WebGuestComponentScan.class.getName()));
    String[] value = attributes.getStringArray("value");
    String[] basePackages = attributes.getStringArray("basePackages");
    Class<?>[] basePackageClasses = attributes.getClassArray("basePackageClasses");
    if (!ObjectUtils.isEmpty(value)) {
        Assert.state(ObjectUtils.isEmpty(basePackages),
                "@WebGuestComponentScan basePackages and value attributes are mutually exclusive");
    }//from   w  w w .  j av  a 2s . c om
    Set<String> packagesToScan = new LinkedHashSet<String>();
    packagesToScan.addAll(Arrays.asList(value));
    packagesToScan.addAll(Arrays.asList(basePackages));
    for (Class<?> basePackageClass : basePackageClasses) {
        packagesToScan.add(ClassUtils.getPackageName(basePackageClass));
    }
    if (packagesToScan.isEmpty()) {
        return Collections.singleton(ClassUtils.getPackageName(metadata.getClassName()));
    }
    return packagesToScan;
}

From source file:com.joshlong.esb.springintegration.modules.social.twitter.TwitterMessageSource.java

public Message<Tweet> receive() {
    Assert.state(this.twitterMessageType != null, "the twitterMessageType can't be null!");
    Assert.state(cachedStatuses != null, "the cachedStatuses can't be null!");

    if (cachedStatuses.peek() == null) {
        Paging paging = new Paging();
        paging.setCount(getPagingCount());

        if (-1 != lastStatusIdRetreived) {
            paging.sinceId(lastStatusIdRetreived);
        }/*w ww.  j  a  va 2s .c  om*/

        try {
            List<Status> statuses = new ArrayList<Status>();

            switch (getTwitterMessageType()) {
            case DM:
                throw new UnsupportedOperationException("we don't support receiving direct mentions yet!");

            case FRIENDS:
                statuses = twitter.getFriendsTimeline(paging);

                break;

            case MENTIONS:
                statuses = twitter.getMentions(paging);

                break;
            }

            if (cachedStatuses.peek() == null) {
                for (Status status : statuses) {
                    this.cachedStatuses.add(buildTweetFromStatus(status));
                }
            }
        } catch (TwitterException e) {
            logger.info(ExceptionUtils.getFullStackTrace(e));
            throw new RuntimeException(e);
        }
    }

    if (cachedStatuses.peek() != null) {
        // size() == 0 would be more obvious a test, but size() isn't constant time
        Tweet cachedStatus = cachedStatuses.poll();
        lastStatusIdRetreived = cachedStatus.getTweetId();

        return MessageBuilder.withPayload(cachedStatus).build();
    }

    return null;
}

From source file:net.sf.gazpachoquest.services.core.impl.QuestionnaireAnswersServiceImpl.java

@Transactional
@Override/*from   ww w  . ja  v a  2s  .  co m*/
public Map<String, Object> findByQuestionnaire(Questionnaire questionnaire) {
    Assert.state(!questionnaire.isNew(), "Persist the questionnaire before saving answers");
    Questionnaire fetched = questionnaireRepository.findOne(questionnaire.getId());
    Integer questionnairDefinitionId = fetched.getQuestionnaireDefinition().getId();
    Integer answersId = fetched.getAnswersId();
    if (fetched.getAnswersId() == null) {
        return null;
    }
    QuestionnaireAnswers answers = repository.findByOne(questionnairDefinitionId, answersId);
    return answers.getAnswers();
}

From source file:fr.mby.portal.coreimpl.message.AbstractMimeReply.java

@Override
public synchronized OutputStream getOutputStream() throws IOException, IllegalStateException {
    Assert.state(!this.writerUsed, "getWriter() has previously been called !");

    this.outputStreamUsed = true;

    if (this.outputStream == null) {
        this.outputStream = new OutputStreamProxy();
    }/* w  w w .  j a  v  a  2  s  .c om*/

    return this.outputStream;
}

From source file:example.app.model.Person.java

@Transient
@SuppressWarnings("all")
public int getAge() {
    LocalDate birthDate = getBirthDate();
    Assert.state(birthDate != null, String.format("birth date of person [%s] is unknown", getName()));
    Period period = Period.between(birthDate, LocalDate.now());
    return period.getYears();
}

From source file:egovframework.rte.bat.core.item.file.transform.EgovFixedLengthLineAggregator.java

/**
 * Object     fixedLength ?  String ./*from ww  w .j a va  2  s  .  c o m*/
 * @param fieldValueLength item?   ??? length
 * @param fields field  
 * @return String ? 
 */
private String aggregateFixedLength(int[] fieldValueLength, Object[] fields) {

    int fieldsLength = fields.length;

    //1. XML?  field  ? (ranges) field (fields) ?  .
    if (fieldsLength != fieldRanges.length) {
        Assert.state(fieldsLength == fieldRanges.length, "The number of field's ranges: " + fieldRanges.length
                + " is must match the number of field: " + fieldsLength);
    }
    StringBuilder value = new StringBuilder();
    for (int k = 0; k < fieldsLength; k++) {
        if (fieldRanges[k] >= fieldValueLength[k]) {
            value.append(fields[k].toString());
            if (fieldRanges[k] > fieldValueLength[k]) {
                int needPaddingSize = fieldRanges[k] - fieldValueLength[k];

                if (needPaddingSize <= paddingListSize) {
                    value.append(paddingList.get(needPaddingSize - 1));
                } else {
                    int addMaxPaddingCount = needPaddingSize / paddingListSize;
                    int remainderPaddingSize = needPaddingSize % paddingListSize;

                    for (int i = 0; i < addMaxPaddingCount; i++) {
                        value.append(paddingList.get(paddingListSize - 1));
                    }
                    if (remainderPaddingSize != 0) {
                        value.append(paddingList.get(remainderPaddingSize - 1));
                    }
                }
            }
        } else {
            //2. VO? field ? XML?  field  ?   ?. 
            Assert.state(fieldRanges[k] >= fieldValueLength[k],
                    "Supplied text: " + fields[k] + " is longer than defined length: " + fieldRanges[k]);
        }
    }

    return value.toString();
}

From source file:org.opennms.ng.dao.support.RrdStatisticAttributeVisitor.java

/**
 * <p>afterPropertiesSet</p>
 *
 * @see org.springframework.beans.factory.InitializingBean#afterPropertiesSet()
 *//*from  w w  w .j ava2 s.  c  om*/
@Override
public void afterPropertiesSet() {
    Assert.state(m_rrdDao != null, "property rrdDao must be set to a non-null value");
    Assert.state(m_consolidationFunction != null,
            "property consolidationFunction must be set to a non-null value");
    Assert.state(m_startTime != null, "property startTime must be set to a non-null value");
    Assert.state(m_endTime != null, "property endTime must be set to a non-null value");
    Assert.state(m_statisticVisitor != null, "property statisticVisitor must be set to a non-null value");
}

From source file:net.sf.gazpachoquest.services.core.impl.SectionServiceImpl.java

@Override
@Transactional(readOnly = false)/*w w  w. j  ava2  s  .com*/
public Section save(final Section section) {
    Assert.state(!section.isNew(),
            "Section must be already persisted. Try by adding to QuestionnaireDefinition first.");

    Section existing = repository.findOne(section.getId());
    existing.setLanguageSettings(section.getLanguageSettings());
    existing.setRandomizationEnabled(section.isRandomizationEnabled());

    for (Question question : section.getQuestions()) {
        if (!question.isNew()) {
            continue;
        }
        if (question.getLanguage() == null) {
            question.setLanguage(section.getLanguage());
        }
        for (Question subquestion : question.getSubquestions()) {
            if (subquestion.getLanguage() == null) {
                subquestion.setLanguage(question.getLanguage());
            }
        }
        existing.addQuestion(question);
    }
    return existing;
}

From source file:org.pivotal.gemfire.cache.GemFireBasedParallelAsyncEventQueueTest.java

protected AsyncEventQueue getEventQueue() {
    Assert.state(eventQueue != null, "The 'AsyncEventQueue' was not properly initialized!");
    return eventQueue;
}

From source file:com.springdeveloper.data.jdbc.batch.JdbcTasklet.java

public void afterPropertiesSet() throws Exception {
    Assert.state(jdbcTemplate != null, "A DataSource must be provided");
    Assert.state(sql != null, "A SQL query must be provided");
}