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* Code Section 105, works of NIST employees are not subject to copyright
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* extent that NIST may hold copyright, to use, copy, modify, create derivative
* works, and distribute this software and its documentation without fee is hereby
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*
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* EXPRESSED, IMPLIED, OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, ANY WARRANTY
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package gov.nist.secauto.metaschema.model.common;
import gov.nist.secauto.metaschema.model.common.datatype.markup.MarkupLine;
import gov.nist.secauto.metaschema.model.common.datatype.markup.MarkupMultiline;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.net.URI;
import java.util.Collection;
import java.util.List;
import java.util.function.Predicate;
import java.util.stream.Collectors;
import java.util.stream.Stream;
/**
* The API for accessing information about a given Metaschema.
*
* A Metaschema may import another Metaschema. This import graph can be accessed using
* {@link #getImportedMetaschemas()}.
*
* Global scoped Metaschema definitions can be accessed using
* {@link #getScopedAssemblyDefinitionByName(String)},
* {@link #getScopedFieldDefinitionByName(String)}, and
* {@link #getScopedFlagDefinitionByName(String)}. These methods take into consideration the import
* order to provide the global definitions that are in scope within the given Metschema.
*
* Global scoped definitions exported by this Metaschema, available for use by importing
* Metaschemas, can be accessed using {@link #getExportedAssemblyDefinitions()},
* {@link #getExportedFieldDefinitions()}, and {@link #getExportedFlagDefinitions()}.
*
* Global scoped definitions defined direclty within the given Metaschema can be accessed using
* {@link #getAssemblyDefinitions()}, {@link #getFieldDefinitions()}, and
* {@link #getFlagDefinitions()}, along with similarly named accessors.
*/
public interface IMetaschema {
static Predicate<@NotNull DEF> allNonLocalDefinitions() {
return definition -> {
return ModuleScopeEnum.INHERITED.equals(definition.getModuleScope())
|| ModelType.ASSEMBLY.equals(definition.getModelType()) && ((IAssemblyDefinition) definition).isRoot();
};
}
static Predicate<@NotNull DEF> allRootAssemblyDefinitions() {
return definition -> {
return ModelType.ASSEMBLY.equals(definition.getModelType()) && ((IAssemblyDefinition) definition).isRoot();
};
}
/**
* Retrieves the location where the Metaschema was loaded from.
*
* @return the location, or {@code null} if this information is not available
*/
URI getLocation();
/**
* Get the long name for the Metaschema.
*
* @return the name
*/
@NotNull
MarkupLine getName();
/**
* Get the revision of the Metaschema.
*
* @return the revision
*/
@NotNull
String getVersion();
/**
* Retrieve the remarks associated with this Metaschema, if any.
*
* @return the remarks or {@code null} if no remarks are defined
*/
@Nullable
MarkupMultiline getRemarks();
/**
* Retrieves the unique short name for the Metaschema, which provides a textual identifier for the
* Metaschema instance.
*
* @return the short name
*/
@NotNull
String getShortName();
/**
* Retrieves the XML namespace associated with the Metaschema.
*
* @return a namespace
*/
@NotNull
URI getXmlNamespace();
/**
* Retrieve the JSON schema base URI associated with the Metaschema.
*
* @return the base URI
*/
@NotNull
URI getJsonBaseUri();
/**
* Retrieves all Metaschema imported by this Metaschema.
*
* @return a list of imported Metaschema
*/
@NotNull
List<@NotNull ? extends IMetaschema> getImportedMetaschemas();
/**
* Retrieve the imported Metaschema with the specified name, if it exists.
*
* @param name
* the short name of the Metschema to retrieve
* @return the imported Metaschema or {@code null} if it doesn't exist
*/
@Nullable
IMetaschema getImportedMetaschemaByShortName(String name);
/**
* Retrieves the top-level assembly definitions in this Metaschema.
*
* @return the collection of assembly definitions
*/
@NotNull
Collection<@NotNull ? extends IAssemblyDefinition> getAssemblyDefinitions();
/**
* Retrieves the top-level assembly definition in this Metaschema with the matching name, if it
* exists.
*
* @param name
* the definition name
*
* @return the matching assembly definition, or {@code null} if none match
*/
@Nullable
IAssemblyDefinition getAssemblyDefinitionByName(@NotNull String name);
/**
* Retrieves the top-level field definitions in this Metaschema.
*
* @return the collection of field definitions
*/
@NotNull
Collection<@NotNull ? extends IFieldDefinition> getFieldDefinitions();
/**
* Retrieves the top-level field definition in this Metaschema with the matching name, if it exists.
*
* @param name
* the definition name
*
* @return the matching field definition, or {@code null} if none match
*/
@Nullable
IFieldDefinition getFieldDefinitionByName(@NotNull String name);
/**
* Retrieves the top-level assembly and field definitions in this Metaschema.
*
* @return a listing of assembly and field definitions
*/
@SuppressWarnings("null")
@NotNull
default List<@NotNull ? extends INamedModelDefinition> getAssemblyAndFieldDefinitions() {
return Stream.concat(getAssemblyDefinitions().stream(), getFieldDefinitions().stream())
.collect(Collectors.toList());
}
/**
* Retrieves the top-level flag definitions in this Metaschema.
*
* @return the collection of flag definitions
*/
@NotNull
Collection<@NotNull ? extends IFlagDefinition> getFlagDefinitions();
/**
* Retrieves the top-level flag definition in this Metaschema with the matching name, if it exists.
*
* @param name
* the definition name
*
* @return the matching flag definition, or {@code null} if none match
*/
@Nullable
IFlagDefinition getFlagDefinitionByName(@NotNull String name);
/**
* Retrieves the information elements matching the path.
*
* @param path
* a MetaPath expression
* @return the matching information elements or an empty collection
*/
@NotNull
Collection<@NotNull ? extends IModelElement> getInfoElementsByMetapath(@NotNull String path);
/**
* Retrieves the assembly definition with a matching name from either: 1) the top-level assembly
* definitions from this Metaschema, or 2) global assembly definitions from each imported Metaschema
* in reverse order of import.
*
* @param name
* the name of the assembly to find
* @return the assembly definition
*/
@Nullable
default IAssemblyDefinition getScopedAssemblyDefinitionByName(@NotNull String name) {
// first try local/global top-level definitions from current metaschema
IAssemblyDefinition retval = getAssemblyDefinitionByName(name);
if (retval == null) {
// try global definitions from imported metaschema
retval = getExportedAssemblyDefinitionByName(name);
}
return retval;
}
/**
* Retrieves the field definition with a matching name from either: 1) the top-level field
* definitions from this Metaschema, or 2) global field definitions from each imported Metaschema in
* reverse order of import.
*
* @param name
* the name of the field definition to find
* @return the field definition
*/
@Nullable
default IFieldDefinition getScopedFieldDefinitionByName(@NotNull String name) {
// first try local/global top-level definitions from current metaschema
IFieldDefinition retval = getFieldDefinitionByName(name);
if (retval == null) {
// try global definitions from imported metaschema
retval = getExportedFieldDefinitionByName(name);
}
return retval;
}
/**
* Retrieves the flag definition with a matching name from either: 1) the top-level flag definitions
* from this Metaschema, or 2) global flag definitions from each imported Metaschema in reverse
* order of import.
*
* @param name
* the name of the flag definition to find
* @return the flag definition
*/
@Nullable
default IFlagDefinition getScopedFlagDefinitionByName(@NotNull String name) {
// first try local/global top-level definitions from current metaschema
IFlagDefinition retval = getFlagDefinitionByName(name);
if (retval == null) {
// try global definitions from imported metaschema
retval = getExportedFlagDefinitionByName(name);
}
return retval;
}
/**
* Retrieves the top-level assembly definitions that are marked as roots from the current
* Metaschema.
*
* @return a listing of assembly definitions marked as root
*/
@SuppressWarnings("null")
@NotNull
default Collection<@NotNull ? extends IAssemblyDefinition> getRootAssemblyDefinitions() {
return getExportedAssemblyDefinitions().stream()
.filter(allRootAssemblyDefinitions())
.collect(Collectors.toList());
}
/**
* Retrieve the top-level flag definitions that are marked global in this Metaschema or in any
* imported Metaschema. The resulting collection is built by adding global definitions from each
* imported Metaschema in order of import, then adding global definitions from the current
* Metaschema. Such a map is built in this way for each imported Metaschema in the chain. Values for
* clashing keys will be replaced in this order, giving preference to the "closest" definition.
*
* @return the collection of exported flag definitions
*/
@NotNull
Collection<@NotNull ? extends IFlagDefinition> getExportedFlagDefinitions();
/**
* Retrieves the exported named flag definition, if it exists.
*
* For information about how flag definitions are exported see
* {@link #getExportedFlagDefinitions()}.
*
* @param name
* the definition name
* @return the flag definition, or {@code null} if it doesn't exist.
*/
@Nullable
IFlagDefinition getExportedFlagDefinitionByName(String name);
/**
* Retrieve the top-level field definitions that are marked global in this Metaschema or in any
* imported Metaschema. The resulting collection is built by adding global definitions from each
* imported Metaschema in order of import, then adding global definitions from the current
* Metaschema. Such a map is built in this way for each imported Metaschema in the chain. Values for
* clashing keys will be replaced in this order, giving preference to the "closest" definition
*
* @return the collection of exported field definitions
*/
@NotNull
Collection<@NotNull ? extends IFieldDefinition> getExportedFieldDefinitions();
/**
* Retrieves the exported named field definition, if it exists.
*
* For information about how field definitions are exported see
* {@link #getExportedFieldDefinitions()}.
*
* @param name
* the definition name
* @return the field definition, or {@code null} if it doesn't exist.
*/
@Nullable
IFieldDefinition getExportedFieldDefinitionByName(String name);
/**
* Retrieve the top-level assembly definitions that are marked global in this Metaschema or in any
* imported Metaschema. The resulting collection is built by adding global definitions from each
* imported Metaschema in order of import, then adding global definitions from the current
* Metaschema. This collection is built in this way for each imported Metaschema in the chain. Items
* with duplicate names will be replaced in this order, giving preference to the "closest"
* definition
*
* @return the collection of exported assembly definitions
*/
@NotNull
Collection<@NotNull ? extends IAssemblyDefinition> getExportedAssemblyDefinitions();
/**
* Retrieves the exported named assembly definition, if it exists.
*
* For information about how assembly definitions are exported see
* {@link #getExportedFieldDefinitions()}.
*
* @param name
* the definition name
* @return the assembly definition, or {@code null} if it doesn't exist.
*/
@Nullable
IAssemblyDefinition getExportedAssemblyDefinitionByName(String name);
}