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.icfcc.cache.ehcache.EhCacheCache.java

/**
 * Create an {@link EhCacheCache} instance.
 * @param ehcache backing Ehcache instance
 *///w  w w.  j a  v a2s .c o  m
public EhCacheCache(Ehcache ehcache) {
    Assert.notNull(ehcache, "Ehcache must not be null");
    Status status = ehcache.getStatus();
    Assert.isTrue(Status.STATUS_ALIVE.equals(status),
            "An 'alive' Ehcache is required - current cache is " + status.toString());
    this.cache = ehcache;
}

From source file:org.cloudfoundry.client.lib.archive.DirectoryApplicationArchive.java

public DirectoryApplicationArchive(File directory) {
    Assert.notNull(directory, "Directory must not be null");
    Assert.isTrue(directory.isDirectory(), "File must reference a directory");
    this.directory = directory;
    List<Entry> entries = new ArrayList<Entry>();
    collectEntries(entries, directory);/*from w  ww. j  a v  a 2 s .  c  o  m*/
    this.entries = Collections.unmodifiableList(entries);
}

From source file:example.app.caching.provider.support.Calculator.java

@CacheResult(cacheName = "Factorials")
public long factorial(long number) {
    setCacheMiss();/*w w  w  .  j  ava  2s  .c  om*/

    Assert.isTrue(number >= 0L, String.format("Number [%d] must be greater than equal to 0", number));

    if (number <= 2L) {
        return (number < 2L ? 1L : 2L);
    }

    long result = number;

    while (--number > 1L) {
        result *= number;
    }

    return result;
}

From source file:com.athena.peacock.common.core.util.ZipUtil.java

/**
 * <pre>// w ww  .  j  a v a  2 s.  co  m
 * ?  ? ? .
 * </pre>
 * @param baseDir
 * @param destFile
 * @return
 * @throws IOException
 * @throws ManifestException 
 */
public static String compress(String baseDir, String destFile) throws IOException, ManifestException {
    Assert.notNull(baseDir, "baseDir cannot be null.");

    Project project = new Project();

    File filesetDir = new File(baseDir);
    File archiveFile = null;

    Assert.isTrue(filesetDir.exists(), baseDir + " does not exist.");
    Assert.isTrue(filesetDir.isDirectory(), baseDir + " is not a directory.");

    if (StringUtils.isEmpty(destFile)) {
        archiveFile = new File(filesetDir.getParent(),
                new StringBuilder(filesetDir.getName()).append(".zip").toString());
    } else {
        archiveFile = new File(destFile);
    }

    FileSet fileSet = new FileSet();
    fileSet.setDir(filesetDir);
    fileSet.setProject(project); // project ?  DirectoryScanner  ?  Excption? ?.

    Zip zip = new Zip();
    zip.setProject(project); // project ?  destFile   Exception ?.
    zip.setDestfile(archiveFile);
    zip.add(fileSet);

    zip.execute();

    return archiveFile.getAbsolutePath();
}

From source file:br.com.insula.spring.security.janrain.Janrain.java

public String getTokenUrl(HttpServletRequest request, String path) {
    Assert.notNull(request, "'request' cannot be null");
    Assert.notNull(request, "'path' cannot be null");
    Assert.isTrue(path.startsWith("/"), "path must start with '/'");
    String scheme = request.getScheme();
    int serverPort = request.getServerPort();
    if (isRequestInDefaultPort(scheme, serverPort)) {
        return String.format("%s://%s%s", scheme, request.getServerName(), path);
    } else {//from   ww  w .  ja  va2 s .  co m
        return String.format("%s://%s:%d%s", scheme, request.getServerName(), serverPort, path);
    }
}

From source file:com.frank.search.solr.core.query.SimpleFacetQuery.java

@SuppressWarnings("unchecked")
@Override//from   w w w  .  j a v  a 2s.co m
public final <T extends SolrDataQuery> T setFacetOptions(FacetOptions facetOptions) {
    if (facetOptions != null) {
        Assert.isTrue(facetOptions.hasFacets(), "Cannot set facet options having neither fields nor queries.");
    }
    this.facetOptions = facetOptions;
    return (T) this;
}

From source file:com.jaxio.celerio.model.primarykey.CompositePrimaryKey.java

public CompositePrimaryKey(Entity entity, List<Attribute> attributes) {
    super(entity, ClassType.primaryKey);
    Assert.notNull(entity);// w w  w .j a va 2  s .c  o m
    Assert.isTrue(attributes.size() > 1, "Composite PK must have at least 2 attributes");
    for (Attribute attribute : attributes) {
        attribute.setInCpk(true);
    }
    this.attributes = unmodifiableList(attributes);
    this.entity = entity;
}

From source file:grails.plugin.springsecurity.web.access.channel.HeaderCheckInsecureChannelProcessor.java

@Override
public void decide(FilterInvocation invocation, Collection<ConfigAttribute> config)
        throws IOException, ServletException {

    Assert.isTrue(invocation != null && config != null, "Nulls cannot be provided");

    for (ConfigAttribute attribute : config) {
        if (supports(attribute)) {
            if (headerValue.equals(invocation.getHttpRequest().getHeader(headerName))) {
                getEntryPoint().commence(invocation.getRequest(), invocation.getResponse());
            }/*from   w w  w .  ja v a  2  s .c  om*/
        }
    }
}

From source file:com.mike.angry.dm.DataModel.java

public List<Digital> getBySquareNum(int num) {
    List<Digital> result = new ArrayList<Digital>();
    for (int i = 0; i < 9; i++) {
        for (int j = 0; j < 9; j++) {
            if (bigSquare[i][j].getSquareNum() == num) {
                result.add(bigSquare[i][j]);
            }//from  www  .  j  a  va  2s. co m
        }
    }

    Assert.isTrue(result.size() == 9,
            "one square num should be 9! num " + num + "result.size()" + result.size());

    return result;
}

From source file:io.lavagna.common.QueryFactory.java

private static QueryTypeAndQuery extractQueryAnnotation(Class<?> clazz, String activeDb, Method method) {
    Query q = method.getAnnotation(Query.class);
    QueriesOverride qs = method.getAnnotation(QueriesOverride.class);

    Assert.isTrue(q != null, String.format("missing @Query annotation for method %s in interface %s",
            method.getName(), clazz.getSimpleName()));
    // only one @Query annotation, thus we return the value without checking the database
    if (qs == null) {
        return new QueryTypeAndQuery(q.type(), q.value());
    }/*from   w  w  w . j  a v a  2s . c  om*/

    for (QueryOverride query : qs.value()) {
        if (query.db().equals(activeDb)) {
            return new QueryTypeAndQuery(q.type(), query.value());
        }
    }

    return new QueryTypeAndQuery(q.type(), q.value());
}