/*

  * Copyright 2011 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/ecl1.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.kew.api.action;

 import org.apache.commons.lang.StringUtils;

 import org.joda.time.DateTime;

 import org.kuali.rice.core.api.CoreConstants;

 import org.kuali.rice.core.api.mo.AbstractDataTransferObject;

 import org.kuali.rice.core.api.mo.ModelBuilder;

 import org.kuali.rice.core.api.util.jaxb.DateTimeAdapter;

 import org.w3c.dom.Element;

 import javax.xml.bind.annotation.XmlAccessType;

 import javax.xml.bind.annotation.XmlAccessorType;

 import javax.xml.bind.annotation.XmlAnyElement;

 import javax.xml.bind.annotation.XmlElement;

 import javax.xml.bind.annotation.XmlRootElement;

 import javax.xml.bind.annotation.XmlType;

 import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter;

 import java.io.Serializable;

 import java.util.Collection;

 @XmlRootElement(name = ActionTaken.Constants.ROOT_ELEMENT_NAME)

 @XmlAccessorType(XmlAccessType.NONE)

 @XmlType(name = ActionTaken.Constants.TYPE_NAME, propOrder = {

     ActionTaken.Elements.ID,

     ActionTaken.Elements.DOCUMENT_ID,

     ActionTaken.Elements.PRINCIPAL_ID,

     ActionTaken.Elements.DELEGATOR_PRINCIPAL_ID,

     ActionTaken.Elements.DELEGATOR_GROUP_ID,

     ActionTaken.Elements.ACTION_TAKEN_CODE,

     ActionTaken.Elements.ACTION_DATE,

     ActionTaken.Elements.ANNOTATION,

     ActionTaken.Elements.CURRENT,

     CoreConstants.CommonElements.FUTURE_ELEMENTS

 })

 public final class ActionTaken extends AbstractDataTransferObject implements ActionTakenContract {

         private static final long serialVersionUID = 8411150332911080837L;

         @XmlElement(name = Elements.ID, required = true)

     private final String id;

     @XmlElement(name = Elements.DOCUMENT_ID, required = true)

     private final String documentId;

     @XmlElement(name = Elements.PRINCIPAL_ID, required = true)

     private final String principalId;

     @XmlElement(name = Elements.DELEGATOR_PRINCIPAL_ID, required = false)

     private final String delegatorPrincipalId;

     @XmlElement(name = Elements.DELEGATOR_GROUP_ID, required = false)

     private final String delegatorGroupId;

     @XmlElement(name = Elements.ACTION_TAKEN_CODE, required = true)

     private final String actionTakenCode;

     @XmlElement(name = Elements.ACTION_DATE, required = true)

     @XmlJavaTypeAdapter(DateTimeAdapter.class)

     private final DateTime actionDate;

     @XmlElement(name = Elements.ANNOTATION, required = false)

     private final String annotation;

     @XmlElement(name = Elements.CURRENT, required = true)

     private final boolean current;    

     @SuppressWarnings("unused")

     @XmlAnyElement

     private final Collection<Element> _futureElements = null;

     /**

      * Private constructor used only by JAXB.

      * 

      */

     private ActionTaken() {

         this.id = null;

         this.documentId = null;

         this.principalId = null;

         this.delegatorPrincipalId = null;

         this.delegatorGroupId = null;

         this.actionTakenCode = null;

         this.actionDate = null;

         this.annotation = null;

         this.current = false;

     }

     private ActionTaken(Builder builder) {

         this.annotation = builder.getAnnotation();

         this.id = builder.getId();

         this.documentId = builder.getDocumentId();

         this.principalId = builder.getPrincipalId();

         this.delegatorPrincipalId = builder.getDelegatorPrincipalId();

         this.delegatorGroupId = builder.getDelegatorGroupId();

         this.actionTakenCode = builder.getActionTaken().getCode();

         this.actionDate = builder.getActionDate();

         this.current = builder.isCurrent();

     }

     @Override

     public String getId() {

         return this.id;

     }

     @Override

     public String getDocumentId() {

         return this.documentId;

     }

     @Override

     public String getPrincipalId() {

         return this.principalId;

     }

     @Override

     public String getDelegatorPrincipalId() {

         return this.delegatorPrincipalId;

     }

     @Override

     public String getDelegatorGroupId() {

         return this.delegatorGroupId;

     }

     @Override

     public ActionType getActionTaken() {

         return ActionType.fromCode(actionTakenCode);

     }

     @Override

     public DateTime getActionDate() {

         return this.actionDate;

     }

     @Override

     public String getAnnotation() {

         return this.annotation;

     }

     @Override

     public boolean isCurrent() {

         return this.current;

     }

     /**

      * A builder which can be used to construct {@link ActionTaken} instances.  Enforces the constraints of the {@link ActionTakenContract}.

      */

     public final static class Builder implements Serializable, ModelBuilder, ActionTakenContract {

                 private static final long serialVersionUID = -1226075070994810756L;

                 private String id;

         private String documentId;

         private String principalId;

         private String delegatorPrincipalId;

         private String delegatorGroupId;

         private ActionType actionTaken;

         private DateTime actionDate;

         private String annotation;

         private boolean current;

         private Builder(String id, String documentId, String principalId, ActionType actionTaken) {

                 setId(id);

                 setDocumentId(documentId);

                 setPrincipalId(principalId);

                 setActionTaken(actionTaken);

             setActionDate(new DateTime());

                 setCurrent(true);

         }

         public static Builder create(String id, String documentId, String principalId, ActionType actionTaken) {

             return new Builder(id, documentId, principalId, actionTaken);

         }

         public static Builder create(ActionTakenContract contract) {

             if (contract == null) {

                 throw new IllegalArgumentException("contract was null");

             }

             Builder builder = create(contract.getId(), contract.getDocumentId(), contract.getPrincipalId(), contract.getActionTaken());

             builder.setDelegatorPrincipalId(contract.getDelegatorPrincipalId());

             builder.setDelegatorGroupId(contract.getDelegatorGroupId());

             builder.setActionDate(contract.getActionDate());

             builder.setAnnotation(contract.getAnnotation());

             builder.setCurrent(contract.isCurrent());

             return builder;

         }

         public ActionTaken build() {

             return new ActionTaken(this);

         }

         @Override

         public String getId() {

             return this.id;

         }

         @Override

         public String getDocumentId() {

             return this.documentId;

         }

         @Override

         public String getPrincipalId() {

             return this.principalId;

         }

         @Override

         public String getDelegatorPrincipalId() {

             return this.delegatorPrincipalId;

         }

         @Override

         public String getDelegatorGroupId() {

             return this.delegatorGroupId;

         }

         @Override

         public ActionType getActionTaken() {

             return this.actionTaken;

         }

         @Override

         public DateTime getActionDate() {

             return this.actionDate;

         }

         @Override

         public String getAnnotation() {

             return this.annotation;

         }

         @Override

         public boolean isCurrent() {

             return this.current;

         }

         public void setId(String id) {

             if (StringUtils.isBlank(id)) {

                     throw new IllegalArgumentException("id was null or blank");

             }

             this.id = id;

         }

         public void setDocumentId(String documentId) {

                 if (StringUtils.isBlank(documentId)) {

                     throw new IllegalArgumentException("documentId was null or blank");

             }

             this.documentId = documentId;

         }

         public void setPrincipalId(String principalId) {

                 if (StringUtils.isBlank(principalId)) {

                     throw new IllegalArgumentException("principalId was null or blank");

             }

             this.principalId = principalId;

         }

         public void setDelegatorPrincipalId(String delegatorPrincipalId) {

             this.delegatorPrincipalId = delegatorPrincipalId;

         }

         public void setDelegatorGroupId(String delegatorGroupId) {

             this.delegatorGroupId = delegatorGroupId;

         }

         public void setActionTaken(ActionType actionTaken) {

                 if (actionTaken == null) {

                     throw new IllegalArgumentException("actionTaken was null");

             }

             this.actionTaken = actionTaken;

         }

         public void setActionDate(DateTime actionDate) {

             if (actionDate == null) {

                     throw new IllegalArgumentException("actionDate was null");

             }

             this.actionDate = actionDate;

         }

         public void setAnnotation(String annotation) {

             this.annotation = annotation;

         }

         public void setCurrent(boolean current) {

             this.current = current;

         }

     }

     /**

      * Defines some internal constants used on this class.

      */

     static class Constants {

         final static String ROOT_ELEMENT_NAME = "actionTaken";

         final static String TYPE_NAME = "ActionTakenType";

     }

     /**

      * A private class which exposes constants which define the XML element names to use when this object is marshalled to XML.

      */

     static class Elements {

         final static String ID = "id";

         final static String DOCUMENT_ID = "documentId";

         final static String PRINCIPAL_ID = "principalId";

         final static String DELEGATOR_PRINCIPAL_ID = "delegatorPrincipalId";

         final static String DELEGATOR_GROUP_ID = "delegatorGroupId";

         final static String ACTION_TAKEN_CODE = "actionTakenCode";

         final static String ACTION_DATE = "actionDate";

         final static String ANNOTATION = "annotation";

         final static String CURRENT = "current";

     }

 }