Example usage for org.springframework.util Assert notNull

Introduction

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

Prototype

public static void notNull(@Nullable Object object, Supplier<String> messageSupplier)

Source Link

Document

Assert that an object is not null .

Usage

From source file:org.codehaus.groovy.grails.plugins.searchable.compass.mapping.CompassMappingUtils.java

/**
 * Get the Compass alias for the given Class
 *
 * @param clazz the class/* w  w  w.j  a v a2 s.  c o  m*/
 * @return the Compass alias
 */
public static String getDefaultAlias(Class clazz) {
    Assert.notNull(clazz, "clazz cannot be null");
    String alias = clazz.getName();
    if (alias.indexOf(".") != -1) {
        alias = alias.substring(alias.lastIndexOf(".") + 1, alias.length());
    }
    return "ALIAS" + alias + "ALIAS";
}

From source file:com.trenako.web.infrastructure.SearchRequestUrlParser.java

/**
 * Parses the {@code path} string, matching the {@code SearchCriteria} property names.
 * <p>//from   w w w  .j a  va  2s.co m
 * This method is able to manage paths with wrong sequences, in this case
 * the values outside the correct sequence are simply ignored.
 * </p>
 *
 * @param path the {@code path} string
 * @return a {@code Map} with the extracted values
 */
public static Map<String, String> parseUrl(String path) {
    Assert.notNull(path, "Path must be not null");

    Map<String, String> values = new HashMap<>();
    Stack<String> stack = new Stack<>();
    String[] tokens = path.split("/");
    for (String tk : tokens) {
        if (SEARCH_CRITERIA_KEYS.contains(tk)) {
            if (!stack.isEmpty()) {
                // a different key name was found, but no value was provided
                // (ie /key1/key2/value2)
                stack.pop();
            }
            stack.push(tk);
        } else {
            if (!stack.isEmpty()) {
                // match this value with the key name in the stack
                values.put(stack.pop(), tk);
            }
        }
    }

    return values;
}

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

/**
 * Creates new {@link GeoDistanceFunction.Builder}
 * //from   w ww . j a v a  2  s  .  co  m
 * @param field must not be null
 * @return
 */
public static Builder distanceFrom(Field field) {
    Assert.notNull(field, "Field cannot be 'null' for geodistance function.");

    return distanceFrom(field.getName());
}

From source file:Main.java

public static final void writeXml(Transformer transformer, OutputStream outputEntry, Document document) {
    Assert.notNull(transformer, "Transformer required");
    Assert.notNull(outputEntry, "Output entry required");
    Assert.notNull(document, "Document required");

    transformer.setOutputProperty(OutputKeys.METHOD, "xml");

    try {//  w  ww  . j  a  v a2  s  .c o  m
        transformer.transform(new DOMSource(document), createUnixStreamResultForEntry(outputEntry));
    } catch (Exception ex) {
        throw new IllegalStateException(ex);
    }
}

From source file:org.hdiv.web.util.TagUtils.java

/**
 * Determine whether the supplied {@link Tag} has any ancestor tag of the
 * supplied type.//from   ww w.  j a  v  a 2s  .  c om
 * 
 * @param tag the tag whose ancestors are to be checked
 * @param ancestorTagClass the ancestor {@link Class} being searched for
 * @return <code>true</code> if the supplied {@link Tag} has any ancestor
 *         tag of the supplied type
 * @throws IllegalArgumentException if either of the supplied arguments is
 *             <code>null</code>; or if the supplied
 *             <code>ancestorTagClass</code> is not type-assignable to the
 *             {@link Tag} class
 */
public static Tag getAncestorOfType(Tag tag, Class ancestorTagClass) {

    Assert.notNull(tag, "Tag cannot be null");
    Assert.notNull(ancestorTagClass, "Ancestor tag class cannot be null");
    if (!Tag.class.isAssignableFrom(ancestorTagClass)) {
        throw new IllegalArgumentException(
                "Class '" + ancestorTagClass.getName() + "' is not a valid Tag type");
    }
    Tag ancestor = tag.getParent();
    while (ancestor != null) {
        if (ancestorTagClass.isAssignableFrom(ancestor.getClass())) {
            return ancestor;
        }
        ancestor = ancestor.getParent();
    }
    return null;
}

From source file:Main.java

public static final void writeMalformedXml(Transformer transformer, OutputStream outputEntry, NodeList nodes) {
    Assert.notNull(transformer, "Transformer required");
    Assert.notNull(outputEntry, "Output entry required");
    Assert.notNull(nodes, "NodeList required");

    transformer.setOutputProperty(OutputKeys.OMIT_XML_DECLARATION, "yes");

    try {/* w  w w  .j  av a 2 s . c o m*/
        for (int i = 0; i < nodes.getLength(); i++) {
            transformer.transform(new DOMSource(nodes.item(i)), createUnixStreamResultForEntry(outputEntry));
        }
    } catch (Exception ex) {
        throw new IllegalStateException(ex);
    }
}

From source file:demo.support.NavUtils.java

/**
 * Returns distance (in meters) between 2 points.
 *
 * @param point1 Must not be null/*from  w w w.  jav  a 2s. c  om*/
 * @param point2 Must not be null
 * @return distance in meters
 */
public static double getDistance(Point point1, Point point2) {
    Assert.notNull(point1, "point1 must not be null");
    Assert.notNull(point2, "point2 must not be null");

    final SpatialContext ctx = SpatialContext.GEO;
    com.spatial4j.core.shape.Point p1 = ctx.makePoint(point1.getLongitude(), point1.getLatitude());
    com.spatial4j.core.shape.Point p2 = ctx.makePoint(point2.getLongitude(), point2.getLatitude());

    return DistanceUtils.degrees2Dist(ctx.getDistCalc().distance(p1, p2), DistanceUtils.EARTH_MEAN_RADIUS_KM)
            * 1000;
}

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

/**
 * @param criteria/*  www.  ja  va2 s .com*/
 * @return
 */
public static QueryFunction query(Criteria criteria) {
    Assert.notNull(criteria, "Cannot create query function for 'null' criteria.");

    return query(new SimpleQuery(criteria));
}

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

public static Builder when(Function function) {
    Assert.notNull(function, "Function cannot be 'null' for if clause.");

    return new Builder(function);
}

From source file:org.springmodules.validation.bean.context.ValidationContextHolder.java

/**
 * Sets the ${ValidationContext} to be held by this holder.
 *
 * @param context/*from w  w w .  j  ava  2  s.c  o m*/
 */
public static void setValidationContext(ValidationContext context) {
    Assert.notNull(context,
            "Cannot set a null validation context. To clear this holder please call clearContext() instead");
    contextHolder.set(context);
}