public DataSchemaFieldDefinition(
final String name,
final DataAttributes attributes,
final DataAttributeContext dataAttributeContext) {
if (attributes == null) {
throw new NullPointerException();
}
if (name == null) {
throw new NullPointerException();
}
if (dataAttributeContext == null) {
throw new NullPointerException();
}
this.name = name;
this.type =
(Class)
attributes.getMetaAttribute(
MetaAttributeNames.Core.NAMESPACE,
MetaAttributeNames.Core.TYPE,
Class.class,
dataAttributeContext);
this.displayName =
(String)
attributes.getMetaAttribute(
MetaAttributeNames.Formatting.NAMESPACE,
MetaAttributeNames.Formatting.LABEL,
String.class,
dataAttributeContext);
final Object source =
attributes.getMetaAttribute(
MetaAttributeNames.Core.NAMESPACE,
MetaAttributeNames.Core.SOURCE,
String.class,
dataAttributeContext);
if (MetaAttributeNames.Core.SOURCE_VALUE_ENVIRONMENT.equals(source)) {
icon = (IconLoader.getInstance().getPropertiesDataSetIcon());
} else if (MetaAttributeNames.Core.SOURCE_VALUE_EXPRESSION.equals(source)) {
icon = (IconLoader.getInstance().getFunctionIcon());
} else if (MetaAttributeNames.Core.SOURCE_VALUE_PARAMETER.equals(source)) {
icon = (IconLoader.getInstance().getParameterIcon());
} else if (MetaAttributeNames.Core.SOURCE_VALUE_TABLE.equals(source)) {
icon = (IconLoader.getInstance().getDataSetsIcon());
} else {
icon = (IconLoader.getInstance().getGenericSquare());
}
}
public String[] getMetaAttributeNames(final String domainName) {
if (PmdDataFactoryModule.META_DOMAIN.equals(domainName)) {
return properties.keySet().toArray(new String[properties.size()]);
}
return backend.getMetaAttributeNames(domainName);
}
public Object getMetaAttribute(
final String domain,
final String name,
final Class type,
final DataAttributeContext context,
final Object defaultValue) {
if (domain == null) {
throw new NullPointerException();
}
if (name == null) {
throw new NullPointerException();
}
if (context == null) {
throw new NullPointerException();
}
if (PmdDataFactoryModule.META_DOMAIN.equals(domain)) {
final Object value = concept.getProperty(name);
if (value == null) {
return defaultValue;
}
// this metadata layer is not cloneable, so malicious client code may
// modify metadata objects.
// We cant solve the problem here, so all we can do is hope and pray.
return convertFromPmd(value, type, defaultValue, context);
}
return backend.getMetaAttribute(domain, name, type, context, defaultValue);
}
public Object clone() throws CloneNotSupportedException {
final PentahoMetaDataAttributes attributes = (PentahoMetaDataAttributes) super.clone();
attributes.backend = (DataAttributes) backend.clone();
attributes.concept = (IConcept) concept.clone();
attributes.properties = (LinkedHashMap<String, Object>) properties.clone();
attributes.conceptMappers = (ArrayList<ConceptQueryMapper>) conceptMappers.clone();
return attributes;
}
public String[] getMetaAttributeDomains() {
final String[] backendDomains = backend.getMetaAttributeDomains();
return StringUtils.merge(NAMESPACES, backendDomains);
}