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.spring.data.gemfire.app.service.UserService.java

protected UserDao getUserDao() {
    Assert.state(userDao != null, "A reference to the UserDao was not properly configured!");
    return userDao;
}

From source file:net.sf.gazpachoquest.services.user.impl.GroupServiceImpl.java

@Transactional(readOnly = false)
@Override/*from w w w . j a va  2s.  c  o m*/
public void addUserToGroup(User user, Integer groupId) {
    Group group = repository.findOne(groupId);
    Assert.notNull(group, "Group not found");
    Assert.state(!user.isNew(), "Persist user before adding to groups");

    user = respondentRepository.findOne(user.getId());
    Assert.notNull(user, "User not found");
    group.assignUser(user);
}

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

/**
 * <p>afterPropertiesSet</p>
 *///ww  w.  j  a va  2  s .c om
@Override
public void afterPropertiesSet() {
    Assert.state(m_resourceDao != null, "property resourceDao must be set to a non-null value");
    Assert.state(m_visitor != null, "property visitor must be set to a non-null value");
}

From source file:org.spring.data.gemfire.cache.asyncqueue.QueueAsyncEventListener.java

public AsyncEventQueue getQueue() {
    Assert.state(queue != null, String.format(
            "A reference to the Async Event Queue on which this listener (%1$s) has been registered was not properly configured!",
            this));
    return queue;
}

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  w  w  . j  a v  a2s .co m
        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:org.opennms.ng.dao.support.AttributeMatchingResourceVisitor.java

/**
 * <p>afterPropertiesSet</p>
 *
 * @see org.springframework.beans.factory.InitializingBean#afterPropertiesSet()
 *//*from   w ww. j ava 2s .c o  m*/
@Override
public void afterPropertiesSet() {
    Assert.state(m_attributeVisitor != null, "property attributeVisitor must be set to a non-null value");
    Assert.state(m_attributeMatch != null, "property attributeMatch must be set to a non-null value");
}

From source file:example.app.service.ContactsService.java

protected example.app.repo.jpa.ContactRepository getJpaContactRepository() {
    Assert.state(jpaContactRepository != null, "JPA ContactRepository was not properly initialized");
    return jpaContactRepository;
}

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

/**
 * <p>afterPropertiesSet</p>
 *//*from   www .j a v a2s  .co  m*/
@Override
public void afterPropertiesSet() {
    Assert.state(m_visitor != null, "property visitor must be set to a non-null value");
    Assert.state(m_filterDao != null, "property filterDao must be set to a non-null value");
    Assert.state(m_nodeDao != null, "property nodeDao must be set to a non-null value");
    Assert.state(m_filter != null, "property filter must be set to a non-null value");
}

From source file:com.apress.prospringintegration.customadapters.inbound.eventdriven.fsmon.LinuxInotifyDirectoryMonitor.java

protected boolean exists(File dir) {
    boolean goodDirToMonitor = (dir.isDirectory() && dir.exists());

    Assert.notNull(dir, "the 'dir' parameter must not be null");

    if (!goodDirToMonitor) {
        if (!dir.exists()) {
            if (this.autoCreateDirectory) {
                if (!dir.mkdirs()) {
                    logger.debug(String.format("couldn't create directory %s", dir.getAbsolutePath()));
                }//from w w w  .j  av a 2 s.co  m
            }
        }
    }

    Assert.state(dir.exists(), "the directory " + dir.getAbsolutePath() + " doesn't exist");

    return dir.exists();
}