/*

  * Copyright 2005-2007 The Kuali Foundation

  * 

  * Licensed under the Educational Community License, Version 2.0 (the "License");

  * you may not use this file except in compliance with the License.

  * You may obtain a copy of the License at

  * 

  * http://www.opensource.org/licenses/ecl2.php

  * 

  * Unless required by applicable law or agreed to in writing, software

  * distributed under the License is distributed on an "AS IS" BASIS,

  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

  * See the License for the specific language governing permissions and

  * limitations under the License.

  */

 package org.kuali.rice.krad.service.impl;

 import java.io.IOException;

 import java.util.ArrayList;

 import java.util.Collections;

 import java.util.HashMap;

 import java.util.Iterator;

 import java.util.List;

 import java.util.Map;

 import java.util.Set;

 import java.util.regex.Pattern;

 import org.apache.commons.lang.StringUtils;

 import org.apache.log4j.Logger;

 import org.kuali.rice.core.api.config.property.ConfigurationService;

 import org.kuali.rice.core.util.ClassLoaderUtils;

 import org.kuali.rice.core.web.format.Formatter;

 import org.kuali.rice.kew.api.KewApiServiceLocator;

 import org.kuali.rice.kew.api.doctype.DocumentType;

 import org.kuali.rice.kew.api.doctype.DocumentTypeService;

 import org.kuali.rice.kew.exception.WorkflowException;

 import org.kuali.rice.krad.bo.BusinessObject;

 import org.kuali.rice.krad.datadictionary.AttributeDefinition;

 import org.kuali.rice.krad.datadictionary.AttributeSecurity;

 import org.kuali.rice.krad.datadictionary.BusinessObjectEntry;

 import org.kuali.rice.krad.datadictionary.CollectionDefinition;

 import org.kuali.rice.krad.datadictionary.DataDictionary;

 import org.kuali.rice.krad.datadictionary.DataDictionaryEntryBase;

 import org.kuali.rice.krad.datadictionary.DataObjectEntry;

 import org.kuali.rice.krad.datadictionary.DocumentEntry;

 import org.kuali.rice.krad.datadictionary.InactivationBlockingMetadata;

 import org.kuali.rice.krad.datadictionary.PrimitiveAttributeDefinition;

 import org.kuali.rice.krad.datadictionary.RelationshipDefinition;

 import org.kuali.rice.krad.datadictionary.control.ControlDefinition;

 import org.kuali.rice.krad.datadictionary.exception.UnknownBusinessClassAttributeException;

 import org.kuali.rice.krad.datadictionary.exception.UnknownDocumentTypeException;

 import org.kuali.rice.krad.datadictionary.validation.ValidationPattern;

 import org.kuali.rice.krad.document.Document;

 import org.kuali.rice.krad.keyvalues.KeyValuesFinder;

 import org.kuali.rice.krad.service.DataDictionaryService;

 import org.kuali.rice.krad.service.KRADServiceLocatorWeb;

 import org.kuali.rice.krad.service.KualiModuleService;

 import org.kuali.rice.krad.uif.container.View;

 import org.kuali.rice.krad.workflow.service.KualiWorkflowInfo;

 /**

  * Service implementation for a DataDictionary. It is a thin wrapper around creating, initializing, and

  * returning a DataDictionary. This is the default, Kuali delivered implementation

  *

  * @author Kuali Rice Team (rice.collab@kuali.org)

  */

 public class DataDictionaryServiceImpl implements DataDictionaryService {

     private static final Logger LOG = Logger.getLogger(DataDictionaryServiceImpl.class);

     private DataDictionary dataDictionary;

     private ConfigurationService kualiConfigurationService;

     private KualiModuleService kualiModuleService;

     private KualiWorkflowInfo workflowInfoService;

     private volatile DocumentTypeService documentTypeService;

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#setBaselinePackages(java.lang.String)

      */

     public void setBaselinePackages(List baselinePackages) throws IOException {

         this.addDataDictionaryLocations(baselinePackages);

     }

     /**

      * Default constructor.

      */

     public DataDictionaryServiceImpl() {

         this.dataDictionary = new DataDictionary();

     }

     public DataDictionaryServiceImpl(DataDictionary dataDictionary) {

         this.dataDictionary = dataDictionary;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getDataDictionary()

      */

     public DataDictionary getDataDictionary() {

         return dataDictionary;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeControlDefinition(java.lang.String)

      */

     public ControlDefinition getAttributeControlDefinition(String entryName, String attributeName) {

         ControlDefinition controlDefinition = null;

         AttributeDefinition attributeDefinition = getAttributeDefinition(entryName, attributeName);

         if (attributeDefinition != null) {

             controlDefinition = attributeDefinition.getControl();

         }

         return controlDefinition;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeSize(java.lang.String)

      */

     public Integer getAttributeSize(String entryName, String attributeName) {

         Integer size = null;

         AttributeDefinition attributeDefinition = getAttributeDefinition(entryName, attributeName);

         if (attributeDefinition != null) {

             ControlDefinition controlDefinition = attributeDefinition.getControl();

             if (controlDefinition.isText() || controlDefinition.isCurrency()) {

                 size = controlDefinition.getSize();

             }

         }

         return size;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeMinLength(java.lang.String)

      */

     public Integer getAttributeMinLength(String entryName, String attributeName) {

         Integer minLength = null;

         AttributeDefinition attributeDefinition = getAttributeDefinition(entryName, attributeName);

         if (attributeDefinition != null) {

             minLength = attributeDefinition.getMinLength();

         }

         return minLength;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeMaxLength(java.lang.String)

      */

     public Integer getAttributeMaxLength(String entryName, String attributeName) {

         Integer maxLength = null;

         AttributeDefinition attributeDefinition = getAttributeDefinition(entryName, attributeName);

         if (attributeDefinition != null) {

             maxLength = attributeDefinition.getMaxLength();

         }

         return maxLength;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeExclusiveMin

      */

     public String getAttributeExclusiveMin(String entryName, String attributeName) {

         AttributeDefinition attributeDefinition = getAttributeDefinition(entryName, attributeName);

         return attributeDefinition == null ? null : attributeDefinition.getExclusiveMin();

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeInclusiveMax

      */

     public String getAttributeInclusiveMax(String entryName, String attributeName) {

         AttributeDefinition attributeDefinition = getAttributeDefinition(entryName, attributeName);

         return attributeDefinition == null ? null : attributeDefinition.getInclusiveMax();

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeValidatingExpression(java.lang.String)

      */

     public Pattern getAttributeValidatingExpression(String entryName, String attributeName) {

         Pattern regex = null;

         AttributeDefinition attributeDefinition = getAttributeDefinition(entryName, attributeName);

         if (attributeDefinition != null) {

             if (attributeDefinition.hasValidationPattern()) {

                 regex = attributeDefinition.getValidationPattern().getRegexPattern();

             } else {

                 // workaround for existing calls which don't bother checking for null return values

                 regex = Pattern.compile(".*");

             }

         }

         return regex;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeLabel(java.lang.String)

      */

     public String getAttributeLabel(String entryName, String attributeName) {

         String label = "";

         AttributeDefinition attributeDefinition = getAttributeDefinition(entryName, attributeName);

         if (attributeDefinition != null) {

             // KULRICE-4445 prevent NullPointerException by ensuring a label is set

             label = attributeDefinition.getLabel();

             if (!StringUtils.isEmpty(attributeDefinition.getDisplayLabelAttribute())) {

                 attributeDefinition = getAttributeDefinition(entryName, attributeDefinition.getDisplayLabelAttribute());

                 if (attributeDefinition != null) {

                     label = attributeDefinition.getLabel();

                 }

             }

         }

         return label;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeShortLabel(java.lang.String)

      */

     public String getAttributeShortLabel(String entryName, String attributeName) {

         String shortLabel = "";

         AttributeDefinition attributeDefinition = getAttributeDefinition(entryName, attributeName);

         if (attributeDefinition != null) {

             if (!StringUtils.isEmpty(attributeDefinition.getDisplayLabelAttribute())) {

                 attributeDefinition = getAttributeDefinition(entryName, attributeDefinition.getDisplayLabelAttribute());

                 if (attributeDefinition != null) {

                     shortLabel = attributeDefinition.getShortLabel();

                 }

             } else {

                 shortLabel = attributeDefinition.getShortLabel();

             }

         }

         return shortLabel;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeErrorLabel(java.lang.String)

      */

     public String getAttributeErrorLabel(String entryName, String attributeName) {

         String longAttributeLabel = this.getAttributeLabel(entryName, attributeName);

         String shortAttributeLabel = this.getAttributeShortLabel(entryName, attributeName);

         return longAttributeLabel + " (" + shortAttributeLabel + ")";

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeFormatter(java.lang.String)

      */

     public Class<? extends Formatter> getAttributeFormatter(String entryName, String attributeName) {

         Class formatterClass = null;

         AttributeDefinition attributeDefinition = getAttributeDefinition(entryName, attributeName);

         if (attributeDefinition != null) {

             if (attributeDefinition.hasFormatterClass()) {

                 formatterClass = ClassLoaderUtils.getClass(attributeDefinition.getFormatterClass());

             }

         }

         return formatterClass;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeForceUppercase(java.lang.String)

      */

     public Boolean getAttributeForceUppercase(String entryName,

             String attributeName) throws UnknownBusinessClassAttributeException {

         Boolean forceUppercase = null;

         AttributeDefinition attributeDefinition = getAttributeDefinition(entryName, attributeName);

         if (attributeDefinition == null) {

             throw new UnknownBusinessClassAttributeException(

                     "Could not find a matching data dictionary business class attribute entry for " + entryName + "." +

                             attributeName);

         }

         forceUppercase = attributeDefinition.getForceUppercase();

         return forceUppercase;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeDisplayMask(java.lang.String, java.lang.String)

      */

     public AttributeSecurity getAttributeSecurity(String entryName, String attributeName) {

         AttributeSecurity attributeSecurity = null;

         AttributeDefinition attributeDefinition = getAttributeDefinition(entryName, attributeName);

         if (attributeDefinition != null) {

             attributeSecurity = attributeDefinition.getAttributeSecurity();

         }

         return attributeSecurity;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeSummary(java.lang.String)

      */

     public String getAttributeSummary(String entryName, String attributeName) {

         String summary = null;

         AttributeDefinition attributeDefinition = getAttributeDefinition(entryName, attributeName);

         if (attributeDefinition != null) {

             summary = attributeDefinition.getSummary();

         }

         return summary;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeDescription(java.lang.String)

      */

     public String getAttributeDescription(String entryName, String attributeName) {

         String description = null;

         AttributeDefinition attributeDefinition = getAttributeDefinition(entryName, attributeName);

         if (attributeDefinition != null) {

             description = attributeDefinition.getDescription();

         }

         return description;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#isAttributeRequired(java.lang.Class, java.lang.String)

      */

     public Boolean isAttributeRequired(String entryName, String attributeName) {

         Boolean required = null;

         AttributeDefinition attributeDefinition = getAttributeDefinition(entryName, attributeName);

         if (attributeDefinition != null) {

             required = attributeDefinition.isRequired();

         }

         return required;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#isAttributeDefined(java.lang.Class, java.lang.String)

      */

     public Boolean isAttributeDefined(String entryName, String attributeName) {

         boolean isDefined = false;

         AttributeDefinition attributeDefinition = getAttributeDefinition(entryName, attributeName);

         if (attributeDefinition != null) {

             isDefined = true;

         }

         return isDefined;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeValuesScopeId(java.lang.Class,

      *      java.lang.String)

      */

     public Class<? extends KeyValuesFinder> getAttributeValuesFinderClass(String entryName, String attributeName) {

         Class valuesFinderClass = null;

         AttributeDefinition attributeDefinition = getAttributeDefinition(entryName, attributeName);

         if (attributeDefinition != null) {

             String valuesFinderClassName = attributeDefinition.getControl().getValuesFinderClass();

             valuesFinderClass = ClassLoaderUtils.getClass(valuesFinderClassName);

         }

         return valuesFinderClass;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getCollectionLabel(java.lang.Class, java.lang.String)

      */

     public String getCollectionLabel(String entryName, String collectionName) {

         String label = "";

         CollectionDefinition collectionDefinition = getCollectionDefinition(entryName, collectionName);

         if (collectionDefinition != null) {

             label = collectionDefinition.getLabel();

         }

         return label;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getCollectionShortLabel(java.lang.Class, java.lang.String)

      */

     public String getCollectionShortLabel(String entryName, String collectionName) {

         String shortLabel = "";

         CollectionDefinition collectionDefinition = getCollectionDefinition(entryName, collectionName);

         if (collectionDefinition != null) {

             shortLabel = collectionDefinition.getShortLabel();

         }

         return shortLabel;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getCollectionElementLabel(java.lang.Class,

      *      java.lang.String)

      */

     public String getCollectionElementLabel(String entryName, String collectionName, Class dataObjectClass) {

         String elementLabel = "";

         CollectionDefinition collectionDefinition = getCollectionDefinition(entryName, collectionName);

         if (collectionDefinition != null) {

             elementLabel = collectionDefinition.getElementLabel();

             if (StringUtils.isEmpty(elementLabel)) {

                 BusinessObjectEntry boe = getDataDictionary().getBusinessObjectEntry(dataObjectClass.getName());

                 if (boe != null) {

                     elementLabel = boe.getObjectLabel();

                 }

             }

         }

         return elementLabel;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getCollectionSummary(java.lang.Class, java.lang.String)

      */

     public String getCollectionSummary(String entryName, String collectionName) {

         String summary = null;

         CollectionDefinition collectionDefinition = getCollectionDefinition(entryName, collectionName);

         if (collectionDefinition != null) {

             summary = collectionDefinition.getSummary();

         }

         return summary;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getCollectionDescription(java.lang.Class,

      *      java.lang.String)

      */

     public String getCollectionDescription(String entryName, String collectionName) {

         String description = null;

         CollectionDefinition collectionDefinition = getCollectionDefinition(entryName, collectionName);

         if (collectionDefinition != null) {

             description = collectionDefinition.getDescription();

         }

         return description;

     }

     public Class<? extends BusinessObject> getRelationshipSourceClass(String entryName, String relationshipName) {

         Class sourceClass = null;

         RelationshipDefinition rd = getRelationshipDefinition(entryName, relationshipName);

         if (rd != null) {

             sourceClass = rd.getSourceClass();

         }

         return sourceClass;

     }

     public Class<? extends BusinessObject> getRelationshipTargetClass(String entryName, String relationshipName) {

         Class targetClass = null;

         RelationshipDefinition rd = getRelationshipDefinition(entryName, relationshipName);

         if (rd != null) {

             targetClass = rd.getTargetClass();

         }

         return targetClass;

     }

     public List<String> getRelationshipSourceAttributes(String entryName, String relationshipName) {

         List<String> sourceAttributes = null;

         RelationshipDefinition rd = getRelationshipDefinition(entryName, relationshipName);

         if (rd != null) {

             sourceAttributes = new ArrayList<String>();

             for (PrimitiveAttributeDefinition pad : rd.getPrimitiveAttributes()) {

                 sourceAttributes.add(pad.getSourceName());

             }

         }

         return sourceAttributes;

     }

     public List<String> getRelationshipTargetAttributes(String entryName, String relationshipName) {

         List<String> targetAttributes = null;

         RelationshipDefinition rd = getRelationshipDefinition(entryName, relationshipName);

         if (rd != null) {

             targetAttributes = new ArrayList<String>();

             for (PrimitiveAttributeDefinition pad : rd.getPrimitiveAttributes()) {

                 targetAttributes.add(pad.getTargetName());

             }

         }

         return targetAttributes;

     }

     public List<String> getRelationshipEntriesForSourceAttribute(String entryName, String sourceAttributeName) {

         List<String> relationships = new ArrayList<String>();

         DataDictionaryEntryBase entry =

                 (DataDictionaryEntryBase) getDataDictionary().getDictionaryObjectEntry(entryName);

         for (RelationshipDefinition def : entry.getRelationships()) {

             for (PrimitiveAttributeDefinition pddef : def.getPrimitiveAttributes()) {

                 if (StringUtils.equals(sourceAttributeName, pddef.getSourceName())) {

                     relationships.add(def.getObjectAttributeName());

                     break;

                 }

             }

         }

         return relationships;

     }

     public List<String> getRelationshipEntriesForTargetAttribute(String entryName, String targetAttributeName) {

         List<String> relationships = new ArrayList<String>();

         DataDictionaryEntryBase entry =

                 (DataDictionaryEntryBase) getDataDictionary().getDictionaryObjectEntry(entryName);

         for (RelationshipDefinition def : entry.getRelationships()) {

             for (PrimitiveAttributeDefinition pddef : def.getPrimitiveAttributes()) {

                 if (StringUtils.equals(targetAttributeName, pddef.getTargetName())) {

                     relationships.add(def.getObjectAttributeName());

                     break;

                 }

             }

         }

         return relationships;

     }

     /**

      * @param objectClass

      * @param attributeName

      * @return AttributeDefinition for the given dataObjectClass and attribute name, or null if there is none

      * @throws IllegalArgumentException if the given Class is null or is not a BusinessObject class

      */

     public AttributeDefinition getAttributeDefinition(String entryName, String attributeName) {

         if (StringUtils.isBlank(attributeName)) {

             throw new IllegalArgumentException("invalid (blank) attributeName");

         }

         AttributeDefinition attributeDefinition = null;

         DataDictionaryEntryBase entry =

                 (DataDictionaryEntryBase) getDataDictionary().getDictionaryObjectEntry(entryName);

         if (entry != null) {

             attributeDefinition = entry.getAttributeDefinition(attributeName);

         }

         return attributeDefinition;

     }

     /**

      * @param entryName

      * @param collectionName

      * @return CollectionDefinition for the given entryName and collectionName, or null if there is none

      */

     private CollectionDefinition getCollectionDefinition(String entryName, String collectionName) {

         if (StringUtils.isBlank(collectionName)) {

             throw new IllegalArgumentException("invalid (blank) collectionName");

         }

         CollectionDefinition collectionDefinition = null;

         DataDictionaryEntryBase entry =

                 (DataDictionaryEntryBase) getDataDictionary().getDictionaryObjectEntry(entryName);

         if (entry != null) {

             collectionDefinition = entry.getCollectionDefinition(collectionName);

         }

         return collectionDefinition;

     }

     /**

      * @param entryName

      * @param relationshipName

      * @return RelationshipDefinition for the given entryName and relationshipName, or null if there is none

      */

     private RelationshipDefinition getRelationshipDefinition(String entryName, String relationshipName) {

         if (StringUtils.isBlank(relationshipName)) {

             throw new IllegalArgumentException("invalid (blank) relationshipName");

         }

         RelationshipDefinition relationshipDefinition = null;

         DataDictionaryEntryBase entry =

                 (DataDictionaryEntryBase) getDataDictionary().getDictionaryObjectEntry(entryName);

         if (entry != null) {

             relationshipDefinition = entry.getRelationshipDefinition(relationshipName);

         }

         return relationshipDefinition;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getRelationshipAttributeMap(java.lang.String, java.lang.String)

      */

     public Map<String, String> getRelationshipAttributeMap(String entryName, String relationshipName) {

         Map<String, String> attributeMap = new HashMap<String, String>();

         RelationshipDefinition relationshipDefinition = getRelationshipDefinition(entryName, relationshipName);

         for (Iterator iter = relationshipDefinition.getPrimitiveAttributes().iterator(); iter.hasNext(); ) {

             PrimitiveAttributeDefinition attribute = (PrimitiveAttributeDefinition) iter.next();

             attributeMap.put(attribute.getTargetName(), attribute.getSourceName());

         }

         return attributeMap;

     }

     public boolean hasRelationship(String entryName, String relationshipName) {

         return getRelationshipDefinition(entryName, relationshipName) != null;

     }

     public List<String> getRelationshipNames(String entryName) {

         DataDictionaryEntryBase entry =

                 (DataDictionaryEntryBase) getDataDictionary().getDictionaryObjectEntry(entryName);

         List<String> relationshipNames = new ArrayList<String>();

         for (RelationshipDefinition def : entry.getRelationships()) {

             relationshipNames.add(def.getObjectAttributeName());

         }

         return relationshipNames;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeControlDefinition(java.lang.String, java.lang.String)

      */

     public ControlDefinition getAttributeControlDefinition(Class dataObjectClass, String attributeName) {

         return getAttributeControlDefinition(dataObjectClass.getName(), attributeName);

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeDescription(java.lang.String, java.lang.String)

      */

     public String getAttributeDescription(Class dataObjectClass, String attributeName) {

         return getAttributeDescription(dataObjectClass.getName(), attributeName);

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeForceUppercase(java.lang.String, java.lang.String)

      */

     public Boolean getAttributeForceUppercase(Class dataObjectClass, String attributeName) {

         return getAttributeForceUppercase(dataObjectClass.getName(), attributeName);

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeFormatter(java.lang.String, java.lang.String)

      */

     public Class<? extends Formatter> getAttributeFormatter(Class dataObjectClass, String attributeName) {

         return getAttributeFormatter(dataObjectClass.getName(), attributeName);

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeLabel(java.lang.String, java.lang.String)

      */

     public String getAttributeLabel(Class dataObjectClass, String attributeName) {

         return getAttributeLabel(dataObjectClass.getName(), attributeName);

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeMaxLength(java.lang.String, java.lang.String)

      */

     public Integer getAttributeMaxLength(Class dataObjectClass, String attributeName) {

         return getAttributeMaxLength(dataObjectClass.getName(), attributeName);

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeShortLabel(java.lang.String, java.lang.String)

      */

     public String getAttributeShortLabel(Class dataObjectClass, String attributeName) {

         return getAttributeShortLabel(dataObjectClass.getName(), attributeName);

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeErrorLabel(java.lang.String, java.lang.String)

      */

     public String getAttributeErrorLabel(Class dataObjectClass, String attributeName) {

         return getAttributeErrorLabel(dataObjectClass.getName(), attributeName);

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeSize(java.lang.String, java.lang.String)

      */

     public Integer getAttributeSize(Class dataObjectClass, String attributeName) {

         return getAttributeSize(dataObjectClass.getName(), attributeName);

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeSummary(java.lang.String, java.lang.String)

      */

     public String getAttributeSummary(Class dataObjectClass, String attributeName) {

         return getAttributeSummary(dataObjectClass.getName(), attributeName);

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeValidatingExpression(java.lang.String, java.lang.String)

      */

     public Pattern getAttributeValidatingExpression(Class dataObjectClass, String attributeName) {

         return getAttributeValidatingExpression(dataObjectClass.getName(), attributeName);

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeValuesFinderClass(java.lang.String, java.lang.String)

      */

     public Class getAttributeValuesFinderClass(Class dataObjectClass, String attributeName) {

         return getAttributeValuesFinderClass(dataObjectClass.getName(), attributeName);

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeValidatingErrorMessageKey(java.lang.String, java.lang.String)

      */

     public String getAttributeValidatingErrorMessageKey(String entryName, String attributeName) {

         AttributeDefinition attributeDefinition = getAttributeDefinition(entryName, attributeName);

         if (attributeDefinition != null) {

             if (attributeDefinition.hasValidationPattern()) {

                 ValidationPattern validationPattern = attributeDefinition.getValidationPattern();

                 return validationPattern.getValidationErrorMessageKey();

             }

         }

         return null;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAttributeValidatingErrorMessageParameters(java.lang.String, java.lang.String)

      */

     public String[] getAttributeValidatingErrorMessageParameters(String entryName, String attributeName) {

         AttributeDefinition attributeDefinition = getAttributeDefinition(entryName, attributeName);

         if (attributeDefinition != null) {

             if (attributeDefinition.hasValidationPattern()) {

                 ValidationPattern validationPattern = attributeDefinition.getValidationPattern();

                 String attributeLabel = getAttributeErrorLabel(entryName, attributeName);

                 return validationPattern.getValidationErrorMessageParameters(attributeLabel);

             }

         }

         return null;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getCollectionDescription(java.lang.String, java.lang.String)

      */

     public String getCollectionDescription(Class dataObjectClass, String collectionName) {

         return getCollectionDescription(dataObjectClass.getName(), collectionName);

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getCollectionLabel(java.lang.String, java.lang.String)

      */

     public String getCollectionLabel(Class dataObjectClass, String collectionName) {

         return getCollectionLabel(dataObjectClass.getName(), collectionName);

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getCollectionShortLabel(java.lang.String, java.lang.String)

      */

     public String getCollectionShortLabel(Class dataObjectClass, String collectionName) {

         return getCollectionShortLabel(dataObjectClass.getName(), collectionName);

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getCollectionSummary(java.lang.String, java.lang.String)

      */

     public String getCollectionSummary(Class dataObjectClass, String collectionName) {

         return getCollectionSummary(dataObjectClass.getName(), collectionName);

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#isAttributeDefined(java.lang.String, java.lang.String)

      */

     public Boolean isAttributeDefined(Class dataObjectClass, String attributeName) {

         return isAttributeDefined(dataObjectClass.getName(), attributeName);

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#isAttributeRequired(java.lang.String, java.lang.String)

      */

     public Boolean isAttributeRequired(Class dataObjectClass, String attributeName) {

         return isAttributeRequired(dataObjectClass.getName(), attributeName);

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getDocumentLabelByClass(java.lang.Class)

      */

     public String getDocumentLabelByClass(Class documentOrBusinessObjectClass) {

         return getDocumentLabelByTypeName(getDocumentTypeNameByClass(documentOrBusinessObjectClass));

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getDocumentLabelByTypeName(java.lang.String)

      */

     public String getDocumentLabelByTypeName(String documentTypeName) {

         String label = null;

         if (StringUtils.isNotBlank(documentTypeName)) {

             DocumentType documentType = getDocumentTypeService().getDocumentTypeByName(documentTypeName);

             if (documentType != null) {

                 label = documentType.getLabel();

             }

         }

         return label;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getDocumentTypeNameByClass(java.lang.Class)

      */

     public String getDocumentTypeNameByClass(Class documentClass) {

         if (documentClass == null) {

             throw new IllegalArgumentException("invalid (null) documentClass");

         }

         if (!Document.class.isAssignableFrom(documentClass)) {

             throw new IllegalArgumentException("invalid (non-Document) documentClass");

         }

         String documentTypeName = null;

         DocumentEntry documentEntry = getDataDictionary().getDocumentEntry(documentClass.getName());

         if (documentEntry != null) {

             documentTypeName = documentEntry.getDocumentTypeName();

         }

         return documentTypeName;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getValidDocumentTypeNameByClass(java.lang.Class)

      */

     public String getValidDocumentTypeNameByClass(Class documentClass) {

         String documentTypeName = getDocumentTypeNameByClass(documentClass);

         if (StringUtils.isBlank(documentTypeName)) {

             throw new UnknownDocumentTypeException(

                     "unable to get documentTypeName for unknown documentClass '" + documentClass.getName() + "'");

         }

         return documentTypeName;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getDocumentClassByTypeName(java.lang.String)

      */

     public Class<? extends Document> getDocumentClassByTypeName(String documentTypeName) {

         Class clazz = null;

         DocumentEntry documentEntry = getDataDictionary().getDocumentEntry(documentTypeName);

         if (documentEntry != null) {

             clazz = documentEntry.getDocumentClass();

         }

         return clazz;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getValidDocumentClassByTypeName(java.lang.String)

      */

     public Class<? extends Document> getValidDocumentClassByTypeName(String documentTypeName) {

         Class clazz = getDocumentClassByTypeName(documentTypeName);

         if (clazz == null) {

             throw new UnknownDocumentTypeException(

                     "unable to get class for unknown documentTypeName '" + documentTypeName + "'");

         }

         return clazz;

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getViewById(java.lang.String)

      */

     public View getViewById(String viewId) {

         return dataDictionary.getViewById(viewId);

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getViewByTypeIndex(java.lang.String,

      *      java.util.Map)

      */

     public View getViewByTypeIndex(String viewTypeName, Map<String, String> indexKey) {

         return dataDictionary.getViewByTypeIndex(viewTypeName, indexKey);

     }

     public void addDataDictionaryLocation(String location) throws IOException {

         dataDictionary.addConfigFileLocation(location);

     }

     public void addDataDictionaryLocations(List<String> locations) throws IOException {

         for (String location : locations) {

             addDataDictionaryLocation(location);

         }

     }

     /**

      * @see org.kuali.rice.krad.service.DataDictionaryService#getGroupByAttributesForEffectiveDating(java.lang.Class)

      */

     public List<String> getGroupByAttributesForEffectiveDating(Class dataObjectClass) {

         List<String> groupByList = null;

         DataObjectEntry objectEntry = getDataDictionary().getDataObjectEntry(dataObjectClass.getName());

         if (objectEntry != null) {

             groupByList = objectEntry.getGroupByAttributesForEffectiveDating();

         }

         return groupByList;

     }

     /**

      * Returns all of the inactivation blocks registered for a particular business object

      *

      * @see org.kuali.rice.krad.service.DataDictionaryService#getAllInactivationBlockingDefinitions(java.lang.Class)

      */

     public Set<InactivationBlockingMetadata> getAllInactivationBlockingDefinitions(

             Class inactivationBlockedBusinessObjectClass) {

         Set<InactivationBlockingMetadata> blockingClasses =

                 dataDictionary.getAllInactivationBlockingMetadatas(inactivationBlockedBusinessObjectClass);

         if (blockingClasses == null) {

             return Collections.emptySet();

         }

         return blockingClasses;

     }

     public KualiWorkflowInfo getWorkflowInfoService() {

         if (workflowInfoService == null) {

             workflowInfoService = KRADServiceLocatorWeb.getWorkflowInfoService();

         }

         return workflowInfoService;

     }

     public DocumentTypeService getDocumentTypeService() {

         if (documentTypeService == null) {

             documentTypeService = KewApiServiceLocator.getDocumentTypeService();

         }

         return documentTypeService;

     }

     public void setKualiConfigurationService(ConfigurationService kualiConfigurationService) {

         this.kualiConfigurationService = kualiConfigurationService;

     }

     public ConfigurationService getKualiConfigurationService() {

         return kualiConfigurationService;

     }

     public KualiModuleService getKualiModuleService() {

         return kualiModuleService;

     }

     public void setKualiModuleService(KualiModuleService kualiModuleService) {

         this.kualiModuleService = kualiModuleService;

     }

 }