Example usage for org.springframework.util Assert isTrue

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

  1. HOME
  2. Java
  3. org.springframework
  4. org.springframework.util.*
  5. Assert
  6. 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:ru.anr.base.facade.ejb.mdb.AbstractMessageDrivenHandler.java

/**
 * {@inheritDoc}//from   w w  w  .  j  av a 2 s. c o  m
 */
@Override
public void onMessage(Message message) {

    Assert.isTrue(message instanceof TextMessage, "TextMessage only");
    MessageConverter converter = new MessagingMessageConverter();

    try {

        @SuppressWarnings("unchecked")
        org.springframework.messaging.Message<String> msg = (org.springframework.messaging.Message<String>) converter
                .fromMessage(message);

        logger.debug("Received a JMS message: {}", msg);
        onMessage(msg);

    } catch (JMSException ex) {
        throw new ApplicationException(ex);
    }
}

From source file:biz.c24.io.spring.integration.config.XPathSelectorParser.java

@Override
protected void doParse(Element element, ParserContext parserContext, BeanDefinitionBuilder builder) {

    String evaluationType = element.getAttribute("evaluation-result-type");

    String expression = element.getAttribute("xpath-statement");
    String expressionRef = element.getAttribute("xpath-statement-ref");

    boolean hasRef = StringUtils.hasText(expressionRef);
    Assert.isTrue(hasRef ^ StringUtils.hasText(expression),
            "Exactly one of the 'xpath-statement' or 'xpath-statement-ref' attributes is required.");
    if (hasRef) {
        builder.addConstructorArgReference(expressionRef);
    } else {//from  w ww  .j a  v  a 2 s .  c  om
        builder.addConstructorArgValue(expression);
    }

    String stringTestValue = element.getAttribute("string-test-value");

    if (evaluationType.equals("boolean")) {
        builder.getBeanDefinition()
                .setBeanClass(biz.c24.io.spring.integration.selector.C24BooleanTestXPathMessageSelector.class);
        Assert.state(!StringUtils.hasText(stringTestValue),
                "'string-test-value' should not be specified when 'evaluation-result-type' is boolean");
    } else if (evaluationType.equals("string")) {
        Assert.hasText(stringTestValue,
                "'string-test-value' must be specified when 'evaluation-result-type' is string");
        builder.addPropertyValue("valueToTestFor", stringTestValue);
        builder.getBeanDefinition().setBeanClass(
                biz.c24.io.spring.integration.selector.C24StringValueTestXPathMessageSelector.class);
    } else {
        throw new IllegalArgumentException("Unsupported value [" + evaluationType
                + "] for 'evaluation-result-type', expected boolean or string.");
    }
}

From source file:cn.bjfu.springdao.jpa.domain.order.LineItem.java

/**
 * Creates a new {@link LineItem} for the given {@link Product} and amount.
 * /* w  ww  .j  a  v  a  2 s.  c om*/
 * @param product must not be {@literal null}.
 * @param amount
 */
public LineItem(Product product, int amount) {

    Assert.notNull(product, "The given Product must not be null!");
    Assert.isTrue(amount > 0, "The amount of Products to be bought must be greater than 0!");

    this.product = product;
    this.amount = amount;
    this.price = product.getPrice();
}

From source file:com.azaptree.services.http.impl.ExecutorThreadPoolWithGracefulShutdown.java

public ExecutorThreadPoolWithGracefulShutdown(final ExecutorService executor, final int shutdownTimeoutSecs) {
    super(executor);
    Assert.notNull(executor);/*ww w.  j av  a2s . co m*/
    Assert.isTrue(shutdownTimeoutSecs > 0, "constraint failed: shutdownTimeoutSecs > 0");
    this.executor = executor;
    this.shutdownTimeoutSecs = shutdownTimeoutSecs;
}

From source file:org.sharetask.security.WorkspaceMemberOrOwnerPermission.java

@Override
public boolean isAllowed(final Authentication authentication, final Object targetDomainObject) {
    boolean result;
    Assert.isTrue(isAuthenticated(authentication), "UserAuthentication is not authenticated!");
    Assert.isTrue(targetDomainObject instanceof Long);
    final Long workspaceId = (Long) targetDomainObject;
    final String userName = authentication.getName();
    final Workspace workspace = workspaceRepository.read(workspaceId);
    if (isWorkspaceOwner(workspace, userName)) {
        result = true;//from   w  w  w  .j a  v  a  2s. c o m
    } else if (isWorkspaceMember(workspace, userName)) {
        result = true;
    } else {
        result = false;
    }
    return result;
}

From source file:com.gemstone.gemfire.rest.internal.web.swagger.config.RestApiPathProvider.java

public RestApiPathProvider(final String docsLocation) {
    Assert.isTrue(!StringUtils.isBlank(docsLocation), "The docs location must be specified!");

    DistributionConfig config = InternalDistributedSystem.getAnyInstance().getConfig();
    String scheme = config.getHttpServiceSSLEnabled() ? "https" : "http";

    this.docsLocation = scheme + "://" + getBindAddressForHttpService() + ":" + config.getHttpServicePort();
}

From source file:org.cleverbus.core.throttling.ThrottleProcessorImpl.java

@Override
public void throttle(ThrottleScope throttleScope) {
    if (!configuration.isThrottlingDisabled()) {
        Assert.notNull(throttleScope, "throttleScope must not be null");

        Assert.isTrue(
                !throttleScope.getSourceSystem().equals(ThrottleScope.ANY_SOURCE_SYSTEM)
                        || !throttleScope.getServiceName().equals(ThrottleScope.ANY_SERVICE),
                "throttle scope must define source system or service name (one of them at least)");

        ThrottleProps throttleProps = configuration.getThrottleProps(throttleScope);
        if (throttleProps == null) {
            Log.warn("no throttling for input request: " + throttleScope);
            return;
        }//from  w  w  w .  ja  v  a2  s  .co m

        int reqCount = counter.count(throttleScope, throttleProps.getInterval());

        if (reqCount > throttleProps.getLimit()) {
            String errMsg = "Actual count of requests for source system '" + throttleScope.getSourceSystem()
                    + "' and service '" + throttleScope.getServiceName() + "' exceeded limit (interval="
                    + throttleProps.getInterval() + "sec, limit=" + throttleProps.getLimit() + ", actual count="
                    + reqCount + ")";

            Log.warn(errMsg);

            throw new ThrottlingExceededException(errMsg);
        }
    }
}

From source file:org.geowebcache.grid.GridSetFactory.java

/**
 * Note that you should provide EITHER resolutions or scales. Providing both will cause a
 * precondition violation exception./* w  ww . j a  va2 s.  com*/
 * 
 * @param name
 * @param srs
 * @param extent
 * @param resolutions
 * @param scales
 * @param tileWidth
 * @param tileHeight
 * @param pixelSize
 * @param yCoordinateFirst
 * @return
 */
public static GridSet createGridSet(final String name, final SRS srs, final BoundingBox extent,
        boolean alignTopLeft, double[] resolutions, double[] scaleDenoms, Double metersPerUnit,
        double pixelSize, String[] scaleNames, int tileWidth, int tileHeight, boolean yCoordinateFirst) {

    Assert.notNull(name, "name is null");
    Assert.notNull(srs, "srs is null");
    Assert.notNull(extent, "extent is null");
    Assert.isTrue(!extent.isNull() && extent.isSane(), "Extent is invalid: " + extent);
    Assert.isTrue(resolutions != null || scaleDenoms != null);
    Assert.isTrue(resolutions == null || scaleDenoms == null,
            "Only one of resolutions or scaleDenoms should be provided, not both");

    for (int i = 1; resolutions != null && i < resolutions.length; i++) {
        if (resolutions[i] >= resolutions[i - 1]) {
            throw new IllegalArgumentException("Each resolution should be lower than it's prior one. Res[" + i
                    + "] == " + resolutions[i] + ", Res[" + (i - 1) + "] == " + resolutions[i - 1] + ".");
        }
    }

    for (int i = 1; scaleDenoms != null && i < scaleDenoms.length; i++) {
        if (scaleDenoms[i] >= scaleDenoms[i - 1]) {
            throw new IllegalArgumentException(
                    "Each scale denominator should be lower than it's prior one. Scale[" + i + "] == "
                            + scaleDenoms[i] + ", Scale[" + (i - 1) + "] == " + scaleDenoms[i - 1] + ".");
        }
    }

    GridSet gridSet = baseGridSet(name, srs, tileWidth, tileHeight);

    gridSet.setResolutionsPreserved(resolutions != null);

    gridSet.setPixelSize(pixelSize);

    gridSet.setOriginalExtent(extent);
    gridSet.yBaseToggle = alignTopLeft;

    gridSet.setyCoordinateFirst(yCoordinateFirst);

    if (metersPerUnit == null) {
        if (srs.equals(SRS.getEPSG4326())) {
            gridSet.setMetersPerUnit(EPSG4326_TO_METERS);
        } else if (srs.equals(SRS.getEPSG3857())) {
            gridSet.setMetersPerUnit(EPSG3857_TO_METERS);
        } else {
            if (resolutions == null) {
                log.warn("GridSet " + name + " was defined without metersPerUnit, assuming 1m/unit."
                        + " All scales will be off if this is incorrect.");
            } else {
                log.warn("GridSet " + name + " was defined without metersPerUnit. "
                        + "Assuming 1m per SRS unit for WMTS scale output.");

                gridSet.setScaleWarning(true);
            }
            gridSet.setMetersPerUnit(1.0);
        }
    } else {
        gridSet.setMetersPerUnit(metersPerUnit);
    }

    if (resolutions == null) {
        gridSet.setGridLevels(new Grid[scaleDenoms.length]);
    } else {
        gridSet.setGridLevels(new Grid[resolutions.length]);
    }

    for (int i = 0; i < gridSet.getGridLevels().length; i++) {
        Grid curGrid = new Grid();

        if (scaleDenoms != null) {
            curGrid.setScaleDenominator(scaleDenoms[i]);
            curGrid.setResolution(pixelSize * (scaleDenoms[i] / gridSet.getMetersPerUnit()));
        } else {
            curGrid.setResolution(resolutions[i]);
            curGrid.setScaleDenominator(
                    (resolutions[i] * gridSet.getMetersPerUnit()) / DEFAULT_PIXEL_SIZE_METER);
        }

        final double mapUnitWidth = tileWidth * curGrid.getResolution();
        final double mapUnitHeight = tileHeight * curGrid.getResolution();

        final long tilesWide = (long) Math.ceil((extent.getWidth() - mapUnitWidth * 0.01) / mapUnitWidth);
        final long tilesHigh = (long) Math.ceil((extent.getHeight() - mapUnitHeight * 0.01) / mapUnitHeight);

        curGrid.setNumTilesWide(tilesWide);
        curGrid.setNumTilesHigh(tilesHigh);

        if (scaleNames == null || scaleNames[i] == null) {
            curGrid.setName(gridSet.getName() + ":" + i);
        } else {
            curGrid.setName(scaleNames[i]);
        }

        gridSet.getGridLevels()[i] = curGrid;
    }

    return gridSet;
}

From source file:com.ewcms.common.query.cache.CacheResult.java

@Override
public CacheResult setRow(int row) {
    Assert.isTrue(row > 0, "row is not <= 0");
    this.row = row;
    return this;
}

From source file:org.jasig.cas.web.flow.SelectiveFlowHandlerAdapter.java

@Override
public void afterPropertiesSet() throws Exception {
    super.afterPropertiesSet();
    Assert.isTrue(!supportedFlowIds.isEmpty(), "Must specify at least one supported flow ID");
}