Example usage for org.springframework.util Assert isTrue

Introduction

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

Prototype

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

Source Link

Document

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

Usage

From source file:com.skymobi.monitor.action.AdminAction.java

@RequestMapping(value = "/admin/views/save")
public @ResponseBody WebResult createView(HttpEntity<View> entity, ModelMap map) {
    WebResult result = new WebResult();
    try {//from  w w w  .j a v  a2 s .  c o  m
        View view = entity.getBody();
        Assert.isTrue(view.getName().length() > 0, "name should not be null");
        logger.debug("save view ={}", view);
        viewService.saveView(view);
    } catch (Exception e) {
        result.setSuccess(false);
        result.setMessage(e.getMessage());
    }

    return result;
}

From source file:com.athena.peacock.engine.action.ConfigurationAction.java

@Override
public void perform() {
    Assert.notNull(fileName, "filename cannot be null.");
    Assert.notNull(properties, "properties cannot be null.");

    File file = new File(fileName);

    Assert.isTrue(file.exists(), fileName + " does not exist.");
    Assert.isTrue(file.isFile(), fileName + " is not a file.");

    logger.debug("[{}] file's configuration will be changed.", fileName);

    try {//w ww.  j a  va  2s . co m
        String fileContents = IOUtils.toString(file.toURI());

        for (Property property : properties) {
            logger.debug("\"${{}}\" will be changed to \"{}\".", property.getKey(),
                    property.getValue().replaceAll("\\\\", ""));
            fileContents = fileContents.replaceAll("\\$\\{" + property.getKey() + "\\}", property.getValue());
        }

        FileOutputStream fos = new FileOutputStream(file);
        IOUtils.write(fileContents, fos);
        IOUtils.closeQuietly(fos);
    } catch (IOException e) {
        logger.error("IOException has occurred.", e);
    }
}

From source file:com.aeg.ims.ftp.SftpOutboundTransferSample.java

@Test
public void testOutbound() throws Exception {

    final String sourceFileName = "README.md";
    final String destinationFileName = sourceFileName + "_foo";

    final ClassPathXmlApplicationContext ac = new ClassPathXmlApplicationContext(
            "/META-INF/spring/integration/SftpOutboundTransferSample-context.xml",
            SftpOutboundTransferSample.class);
    @SuppressWarnings("unchecked")
    SessionFactory<LsEntry> sessionFactory = ac.getBean(CachingSessionFactory.class);
    RemoteFileTemplate<LsEntry> template = new RemoteFileTemplate<LsEntry>(sessionFactory);
    //SftpTestUtils.createTestFiles(template); // Just the directory

    try {/*from www. ja  v  a2s . c  om*/
        final File file = new File(sourceFileName);

        Assert.isTrue(file.exists(), String.format("File '%s' does not exist.", sourceFileName));

        final Message<File> message = MessageBuilder.withPayload(file).build();
        final MessageChannel inputChannel = ac.getBean("inputChannel", MessageChannel.class);

        inputChannel.send(message);
        Thread.sleep(2000);

        Assert.isTrue(SftpTestUtils.fileExists(template, destinationFileName));

        System.out.println(String.format(
                "Successfully transferred '%s' file to a " + "remote location under the name '%s'",
                sourceFileName, destinationFileName));
    } finally {
        //SftpTestUtils.cleanUp(template, destinationFileName);
        ac.close();
    }
}

From source file:com.berwickheights.spring.svc.SendEmailSvcImpl.java

/**
 * Check that properties have been set correctly in bean definition
 *//*from w  ww .  j  av  a2 s.c  o  m*/
public void afterPropertiesSet() throws Exception {
    Assert.notNull(emailSender, "emailSender must be set");
    Assert.notNull(from, "from must be set");
    Assert.isTrue(numWorkerThreads > 0, "numWorkerThreads must be greater than 0");

    // Set up thread pool to send email messages asynchronously
    threadPool = Executors.newFixedThreadPool(numWorkerThreads);
}

From source file:org.twinkql.context.JenaHttpQueryExecutionProvider.java

public void afterPropertiesSet() throws Exception {
    Assert.isTrue(this.sparqlEndpointUrl != null, "A SPARQL Endpoint URL is required.");
}

From source file:com.nortal.petit.orm.statement.InsertStatement.java

public InsertStatement(JdbcOperations jdbcTemplate, StatementBuilder statementBuilder, Class<B> beanClass) {
    Assert.isTrue(beanClass != null, "InsertStatement.construct: beanClass is mandatory");
    init(jdbcTemplate, statementBuilder, beanClass);
}

From source file:com.cxplonka.feature.service.controller.CustomerController.java

@RequestMapping(value = "/{id}", method = RequestMethod.DELETE)
public void delete(@PathVariable long id) {
    Assert.isTrue(id > 0, "No valid primary key.");

    repository.delete(id);/*ww  w.  j  a v a 2s .co m*/
}

From source file:com.vladmihalcea.concurrent.aop.OptimisticConcurrencyControlAspect.java

private Object proceed(ProceedingJoinPoint pjp, Retry retryAnnotation) throws Throwable {
    int times = retryAnnotation.times();
    Class<? extends Throwable>[] retryOn = retryAnnotation.on();
    Assert.isTrue(times > 0, "@Retry{times} should be greater than 0!");
    Assert.isTrue(retryOn.length > 0, "@Retry{on} should have at least one Throwable!");
    if (retryAnnotation.failInTransaction() && TransactionSynchronizationManager.isActualTransactionActive()) {
        throw new IllegalTransactionStateException(
                "You shouldn't retry an operation from withing an existing Transaction."
                        + "This is because we can't retry if the current Transaction was already rollbacked!");
    }//from  w ww.ja va2  s.c  om
    LOGGER.info("Proceed with {} retries on {}", times, Arrays.toString(retryOn));
    return tryProceeding(pjp, times, retryOn);
}

From source file:de.extra.client.core.builder.impl.components.TransportBodyCharSequenceBuilder.java

@Override
public Object buildXmlFragment(final IInputDataContainer senderData, final IExtraProfileConfiguration config) {
    logger.debug("CharSequenceType aufbauen");
    final CharSequenceType charSequence = new CharSequenceType();
    final IContentInputDataContainer fileInputdata = senderData.cast(IContentInputDataContainer.class);
    final List<ISingleContentInputData> inputDataList = fileInputdata.getInputData();
    // Es kann nicht in RequestTransport mehrere Datenstze bertragen werden!!
    Assert.isTrue(inputDataList.size() != 1, "Unexpected InputData size.");
    final ISingleContentInputData singleFileInputData = inputDataList.get(0);
    final String inpurDataString = singleFileInputData.getInputDataAsString();

    charSequence.setValue(inpurDataString);

    return charSequence;
}

From source file:net.abhinavsarkar.spelhelper.ExtensionFunctions.java

/**
 * Creates an unmodifiable {@link Map} using the {@link List} of keys
 * provided as the first argument and the {@link List} of values provided
 * as the second argument./*ww  w  .j  av a  2  s .co  m*/
 *
 * Example use: `"#map(#list('one', 'two', 'three'), #list(1, 2, 3))"`
 * @param <K>   Type of the keys of the map.
 * @param <V>   Type of the values of map.
 * @param keys  List of the keys.
 * @param values    List of the values.
 * @return  A unmodifiable map created from the key and value lists.
 * @throws  IllegalArgumentException if the number of keys and the number of
 * values is not equal.
 */
public static <K, V> Map<K, V> map(final List<? extends K> keys, final List<? extends V> values) {
    Assert.isTrue(keys.size() == values.size(), "There should be equal number of keys and values");
    Map<K, V> map = new HashMap<K, V>();
    int length = keys.size();
    for (int i = 0; i < length; i++) {
        map.put(keys.get(i), values.get(i));
    }
    return unmodifiableMap(map);
}