Example usage for com.google.common.base Preconditions checkNotNull

Introduction

In this page you can find the example usage for com.google.common.base Preconditions checkNotNull.

Prototype

public static <T> T checkNotNull(T reference, @Nullable Object errorMessage)

Source Link

Document

Ensures that an object reference passed as a parameter to the calling method is not null.

Usage

From source file:com.facebook.presto.sql.analyzer.Field.java

public static Field newUnqualified(Optional<String> name, Type type) {
    Preconditions.checkNotNull(name, "name is null");
    Preconditions.checkNotNull(type, "type is null");

    return new Field(Optional.empty(), name, type, false);
}

From source file:org.apache.james.webadmin.dto.CassandraVersionRequest.java

public static CassandraVersionRequest parse(String version) {
    Preconditions.checkNotNull(version, "Version is mandatory");
    return new CassandraVersionRequest(Integer.valueOf(version));
}

From source file:com.salesforce.jprotoc.ProtoTypeMap.java

/**
 * Returns an instance of {@link ProtoTypeMap} based on the given {@link DescriptorProtos.FileDescriptorProto}
 * instances./*from   ww  w  . ja  va2s  . co  m*/
 *
 * @param fileDescriptorProtos the full collection of files descriptors from the code generator request
 */
public static ProtoTypeMap of(@Nonnull Collection<DescriptorProtos.FileDescriptorProto> fileDescriptorProtos) {
    Preconditions.checkNotNull(fileDescriptorProtos, "fileDescriptorProtos");
    Preconditions.checkArgument(!fileDescriptorProtos.isEmpty(), "fileDescriptorProtos.isEmpty()");

    final ImmutableMap.Builder<String, String> types = ImmutableMap.builder();

    for (final DescriptorProtos.FileDescriptorProto fileDescriptor : fileDescriptorProtos) {
        final DescriptorProtos.FileOptions fileOptions = fileDescriptor.getOptions();

        final String protoPackage = fileDescriptor.hasPackage() ? "." + fileDescriptor.getPackage() : "";
        final String javaPackage = Strings.emptyToNull(
                fileOptions.hasJavaPackage() ? fileOptions.getJavaPackage() : fileDescriptor.getPackage());
        final String enclosingClassName = fileOptions.getJavaMultipleFiles() ? null
                : getJavaOuterClassname(fileDescriptor, fileOptions);

        fileDescriptor.getEnumTypeList().forEach(e -> types.put(protoPackage + "." + e.getName(),
                toJavaTypeName(e.getName(), enclosingClassName, javaPackage)));

        fileDescriptor.getMessageTypeList().forEach(m -> types.put(protoPackage + "." + m.getName(),
                toJavaTypeName(m.getName(), enclosingClassName, javaPackage)));
    }

    return new ProtoTypeMap(types.build());
}

From source file:com.google.security.zynamics.binnavi.API.helpers.TreeAlgorithms.java

/**
 * Tests whether a node dominates another node.
 *
 * @param node The node of the dominator tree where the search starts.
 * @param target The dominator node./*from   w w  w  .  j ava  2 s .c  o m*/
 * @param source The dominated node.
 *
 * @return True, if the dominator node dominates the dominated node. False, otherwise.
 */
public static <NodeType> boolean dominates(final ITreeNode<NodeType> node, final ITreeNode<NodeType> target,
        final ITreeNode<NodeType> source) {
    Preconditions.checkNotNull(node, "Error: Node argument can not be null");
    Preconditions.checkNotNull(target, "Error: target argument can not be null");
    Preconditions.checkNotNull(source, "Error: Source argument can not be null");

    return com.google.security.zynamics.zylib.types.trees.TreeAlgorithms.dominates(node, target, source);
}

From source file:org.apache.brooklyn.core.catalog.internal.CatalogItemBuilder.java

public static CatalogItemBuilder<?> newItem(CatalogItemType itemType, String symbolicName, String version) {
    Preconditions.checkNotNull(itemType, "itemType required");
    switch (itemType) {
    case ENTITY://  www.ja  v  a  2 s  .  co m
        return newEntity(symbolicName, version);
    case TEMPLATE:
        return newTemplate(symbolicName, version);
    case POLICY:
        return newPolicy(symbolicName, version);
    case LOCATION:
        return newLocation(symbolicName, version);
    }
    throw new IllegalStateException("Unexpected itemType: " + itemType);
}

From source file:com.marand.thinkmed.medications.TherapyTaggingUtils.java

public static String generateSourceTag(@Nonnull final String sourceId) {
    Preconditions.checkNotNull(sourceId, "sourceId");
    return TherapyTagEnum.SOURCE.getPrefix() + sourceId;
}

From source file:org.retrostore.android.view.ImageLoader.java

public static ImageLoader get(Context ctx) {
    return new ImageLoader(Preconditions.checkNotNull(ctx, "Context cannot be null"),
            Executors.newCachedThreadPool());
}

From source file:fr.norad.visuwall.plugin.hudson.States.java

public static final BuildState asVisuwallState(String hudsonState) {
    Preconditions.checkNotNull(hudsonState, "hudsonState is mandatory");
    hudsonState = hudsonState.toLowerCase();
    BuildState state = STATE_MAPPING.get(hudsonState);
    if (state == null) {
        state = BuildState.UNKNOWN;
        LOG.warn(hudsonState + " is not available in Hudson plugin. Please report it to Visuwall dev team.");
    }//from w  w  w  .j a v a 2  s .c o m
    return state;
}

From source file:org.apache.usergrid.persistence.index.utils.IndexValidationUtils.java

/**
 * Validate the search edge is correct/*from w ww .  j  a  v a2  s.c o  m*/
 * @param searchEdge
 */
public static void validateSearchEdge(final SearchEdge searchEdge) {
    Preconditions.checkNotNull(searchEdge, "searchEdge is required");
    org.apache.usergrid.persistence.core.util.ValidationUtils.verifyIdentity(searchEdge.getNodeId());
    Preconditions.checkArgument(searchEdge.getEdgeName() != null && searchEdge.getEdgeName().length() > 0,
            "search edge name is required");

}

From source file:org.eclipse.sirius.tests.swtbot.support.api.matcher.WithSemantic.java

/**
 * Get a default {@link WithSemantic}./*  w  ww  . j a v  a 2 s . c o m*/
 * 
 * @param semantic
 *            for which get a associated Bot
 * 
 * @return a default {@link WithSemantic}
 */
public static Matcher<EditPart> withSemantic(EObject semantic) {
    Preconditions.checkNotNull(semantic, "Can't execute this matcher on a null semantic elt");
    return new WithSemantic(semantic);
}