/*

  * Copyright 2007-2009 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.kim.bo.impl;

 import java.util.ArrayList;

 import java.util.LinkedHashMap;

 import java.util.List;

 import javax.persistence.CascadeType;

 import javax.persistence.Column;

 import javax.persistence.Entity;

 import javax.persistence.FetchType;

 import javax.persistence.Id;

 import javax.persistence.JoinColumn;

 import javax.persistence.OneToMany;

 import javax.persistence.Table;

 import javax.persistence.Transient;

 import org.apache.commons.lang.builder.EqualsBuilder;

 import org.apache.commons.lang.builder.HashCodeBuilder;

 import org.hibernate.annotations.Type;

 import org.kuali.rice.kim.bo.Group;

 import org.kuali.rice.kim.bo.Person;

 import org.kuali.rice.kim.bo.group.dto.GroupInfo;

 import org.kuali.rice.kim.bo.group.impl.GroupAttributeDataImpl;

 import org.kuali.rice.kim.bo.group.impl.GroupMemberImpl;

 import org.kuali.rice.kim.bo.types.dto.AttributeSet;

 import org.kuali.rice.kim.bo.types.dto.KimTypeInfo;

 import org.kuali.rice.kim.service.KIMServiceLocator;

 import org.kuali.rice.kim.util.KimConstants.KimGroupMemberTypes;

 import org.kuali.rice.kns.bo.PersistableBusinessObjectBase;

 import org.kuali.rice.kns.util.TypedArrayList;

 /**

  * This class is the implementation of a Kim Group 

  * 

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

  *

  */

 @Entity

 @Table(name="KRIM_GRP_T")

 public class GroupImpl extends PersistableBusinessObjectBase implements Group {

         private static final long serialVersionUID = 1L;

         @Id

         @Column(name="GRP_ID")

         protected String groupId;

         @Column(name="GRP_NM")

         protected String groupName;

         @Column(name="GRP_DESC",length=4000)

         protected String groupDescription;

         @Column(name="ACTV_IND")

         @Type(type="yes_no")

         protected boolean active;

         @Column(name="KIM_TYP_ID")

         protected String kimTypeId;

         @Column(name="NMSPC_CD")

         protected String namespaceCode;

         @OneToMany(targetEntity=GroupMemberImpl.class,cascade={CascadeType.ALL},fetch=FetchType.LAZY)

         @JoinColumn(name="GRP_ID", insertable=false, updatable=false)

         protected List<GroupMemberImpl> members;

         @OneToMany(targetEntity=GroupAttributeDataImpl.class,cascade={CascadeType.ALL},fetch=FetchType.LAZY)

         @JoinColumn(name="GRP_ID", insertable=false, updatable=false)

         protected List<GroupAttributeDataImpl> groupAttributes = new TypedArrayList(GroupAttributeDataImpl.class);

         @Transient

         private List<Person> memberPersons;

         @Transient

         private List<GroupInfo> memberGroups;

         protected AttributeSet attributes;

         /**

          * @see org.kuali.rice.kns.bo.BusinessObjectBase#toStringMapper()

          */

         @SuppressWarnings("unchecked")

         @Override

         protected LinkedHashMap toStringMapper() {

                 LinkedHashMap m = new LinkedHashMap();

                 m.put( "groupId", groupId );

                 m.put( "namespaceCode", namespaceCode );

                 m.put( "groupName", groupName );

                 return m;

         }

         public String getKimTypeId() {

                 return this.kimTypeId;

         }

         public void setKimTypeId(String kimTypeId) {

                 this.kimTypeId = kimTypeId;

         }

         public String getNamespaceCode() {

                 return this.namespaceCode;

         }

         public void setNamespaceCode(String namespaceCode) {

                 this.namespaceCode = namespaceCode;

         }

         /**

          * @return the groupId

          */

         public String getGroupId() {

                 return this.groupId;

         }

         /**

          * @param groupId the groupId to set

          */

         public void setGroupId(String groupId) {

                 this.groupId = groupId;

         }

         /**

          * @return the groupName

          */

         public String getGroupName() {

                 return this.groupName;

         }

         /**

          * @param groupName the groupName to set

          */

         public void setGroupName(String groupName) {

                 this.groupName = groupName;

         }

         /**

          * @return the groupDescription

          */

         public String getGroupDescription() {

                 return this.groupDescription;

         }

         /**

          * @param groupDescription the groupDescription to set

          */

         public void setGroupDescription(String groupDescription) {

                 this.groupDescription = groupDescription;

         }

         /**

          * @return the active

          */

         public boolean isActive() {

                 return this.active;

         }

         /**

          * @param active the active to set

          */

         public void setActive(boolean active) {

                 this.active = active;

         }

         public AttributeSet getAttributes() {

                 AttributeSet attributes = new AttributeSet( groupAttributes.size() );

         for ( GroupAttributeDataImpl attr : groupAttributes ) {

                 if ( attr.getKimAttribute() != null ) {

                         attributes.put(attr.getKimAttribute().getAttributeName(), attr.getAttributeValue());

                 } else {

                         attributes.put("Unknown Attribute ID: " + attr.getKimAttributeId(), attr.getAttributeValue());

                 }

         }

         return attributes;

         }

         /**

          * @param attributes the attributes to set

          */

         public void setAttributes(AttributeSet attributes) {

                 this.attributes = attributes;

         }

         /**

          * @return the groupAttributes

          */

         public List<GroupAttributeDataImpl> getGroupAttributes() {

                 return this.groupAttributes;

         }

         /**

          * @param groupAttributes the groupAttributes to set

          */

         public void setGroupAttributes(List<GroupAttributeDataImpl> groupAttributes) {

                 this.groupAttributes = groupAttributes;

         }

         /**

          * @return the memberGroups

          */

         public List<GroupInfo> getMemberGroups() {

                 return this.memberGroups;

         }

         /**

          * @param memberGroups the memberGroups to set

          */

         protected void setMemberGroups(List<GroupInfo> memberGroups) {

                 this.memberGroups = memberGroups;

         }

         /**

          * @return the memberPersons

          */

         public List<Person> getMemberPersons() {

                 return this.memberPersons;

         }

         /**

          * @param memberPersons the memberPersons to set

          */

         protected void setMemberPersons(List<Person> memberPersons) {

                 this.memberPersons = memberPersons;

         }

         /**

          * @return the members

          */

         public List<GroupMemberImpl> getMembers() {

                 return this.members;

         }

         /**

          * @param members the members to set

          */

         public void setMembers(List<GroupMemberImpl> members) {

                 this.members = members;

         }

         public List<String> getMemberGroupIds() {

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

                 if (getMembers() != null) {

                     for ( GroupMemberImpl groupMemberImpl : getMembers() ) {

                             if ( groupMemberImpl.getMemberTypeCode().equals ( KimGroupMemberTypes.GROUP_MEMBER_TYPE )

                                             && groupMemberImpl.isActive() ) {

                                     groupMembers.add( groupMemberImpl.getMemberId() );

                             }

                     }

                 }

                 return groupMembers;

         }

         public List<String> getMemberPrincipalIds() {

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

                 if (getMembers() != null) {

                     for ( GroupMemberImpl groupMemberImpl : getMembers() ) {

                             if ( groupMemberImpl.getMemberTypeCode().equals ( KimGroupMemberTypes.PRINCIPAL_MEMBER_TYPE )

                                             && groupMemberImpl.isActive() ) {

                                     groupMembers.add( groupMemberImpl.getMemberId() );

                             }

                     }

                 }

                 return groupMembers;

         }

     public void setMemberPersonsAndGroups() {

         List<Person> personMembers = new ArrayList<Person>();

         List<GroupInfo> groupMembers = new ArrayList<GroupInfo>();

         if (getMembers() != null) {

             for ( GroupMemberImpl groupMemberImpl : getMembers() ) {

                 if ( groupMemberImpl.getMemberTypeCode().equals ( KimGroupMemberTypes.PRINCIPAL_MEMBER_TYPE )

                         && groupMemberImpl.isActive() ) {

                     personMembers.add( KIMServiceLocator.getPersonService().getPerson(groupMemberImpl.getMemberId()) );

                 } else if (groupMemberImpl.getMemberTypeCode().equals ( KimGroupMemberTypes.GROUP_MEMBER_TYPE )

                         && groupMemberImpl.isActive() ) {

                     groupMembers.add( 

                                     KIMServiceLocator.getIdentityManagementService().getGroup(groupMemberImpl.getMemberId()) );

                 }

             }

         }

         setMemberPersons(personMembers);

         setMemberGroups(groupMembers);

     }

         /**

          * @see java.lang.Object#equals(Object)

          */

         public boolean equals(Object object) {

                 if ( !(object instanceof Group) ) {

                         return false;

                 }

                 Group rhs = (Group)object;

                 return new EqualsBuilder().append( this.groupId, rhs.getGroupId() ).isEquals();

         }

         /**

          * @see java.lang.Object#hashCode()

          */

         public int hashCode() {

                 return new HashCodeBuilder( -460627871, 746615189 ).append( this.groupId ).toHashCode();

         }

         public GroupAttributeDataImpl getGroupAttributeById(String attributeId) {

             for (GroupAttributeDataImpl gad : getGroupAttributes()) {

                 if (gad.getAttributeValue().equals(attributeId.trim())) {

                     return gad;

                 }

             }

             return null;

         }

         public String getGroupAttributeValueById(String attributeId) {

             for (GroupAttributeDataImpl gad : getGroupAttributes()) {

                 if (gad.getKimAttributeId().equals(attributeId.trim())) {

                     return gad.getAttributeValue();

                 }

             }

             return null;

         }

     public KimTypeInfo getKimTypeInfo() {

         return KIMServiceLocator.getTypeInfoService().getKimType(this.kimTypeId);

     }

 }