/*

  * Copyright 2006-2011 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/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.api.common.attribute;

 import org.apache.commons.lang.StringUtils;

 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.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 java.io.Serializable;

 import java.util.Collection;

 /**

  * An immutable representation of a {@link KimAttributeContract}.

  *

  * <p>To construct an instance of a KimAttribute, use the {@link KimAttribute.Builder} class.<p/>

  *

  * @see KimAttributeContract

  */

 @XmlRootElement(name = KimAttribute.Constants.ROOT_ELEMENT_NAME)

 @XmlAccessorType(XmlAccessType.NONE)

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

         KimAttribute.Elements.ID,

         KimAttribute.Elements.COMPONENT_NAME,

         KimAttribute.Elements.ATTRIBUTE_NAME,

         KimAttribute.Elements.NAMESPACE_CODE,

         KimAttribute.Elements.ATTRIBUTE_LABEL,

         KimAttribute.Elements.ACTIVE,

         CoreConstants.CommonElements.VERSION_NUMBER,

         CoreConstants.CommonElements.OBJECT_ID,

         CoreConstants.CommonElements.FUTURE_ELEMENTS

 })

 public final class KimAttribute extends AbstractDataTransferObject implements KimAttributeContract {

     private static final long serialVersionUID = 1L;

     @XmlElement(name = KimAttribute.Elements.ID, required = false)

     private final String id;

     @XmlElement(name = KimAttribute.Elements.COMPONENT_NAME, required = true)

     private final String componentName;

     @XmlElement(name = KimAttribute.Elements.ATTRIBUTE_NAME, required = true)

     private final String attributeName;

     @XmlElement(name = KimAttribute.Elements.NAMESPACE_CODE, required = true)

     private final String namespaceCode;

     @XmlElement(name = KimAttribute.Elements.ATTRIBUTE_LABEL, required = false)

     private final String attributeLabel;

     @XmlElement(name = KimAttribute.Elements.ACTIVE, required = false)

     private final boolean active;

     @XmlElement(name = CoreConstants.CommonElements.VERSION_NUMBER, required = false)

     private final Long versionNumber;

     @XmlElement(name = CoreConstants.CommonElements.OBJECT_ID, required = false)

     private final String objectId;

     @SuppressWarnings("unused")

     @XmlAnyElement

     private final Collection<Element> _futureElements = null;

     /**

      * This constructor should never be called except during JAXB unmarshalling.

      */

     private KimAttribute() {

         this.id = null;

         this.componentName = null;

         this.attributeName = null;

         this.namespaceCode = null;

         this.attributeLabel = null;

         this.active = false;

         this.versionNumber = Long.valueOf(1L);

         this.objectId = null;

     }

     private KimAttribute(Builder builder) {

         this.id = builder.getId();

         this.componentName = builder.getComponentName();

         this.attributeName = builder.getAttributeName();

         this.namespaceCode = builder.getNamespaceCode();

         this.attributeLabel = builder.getAttributeLabel();

         this.active = builder.isActive();

         this.versionNumber = builder.getVersionNumber();

         this.objectId = builder.getObjectId();

     }

     @Override

     public String getId() {

         return id;

     }

     @Override

     public String getComponentName() {

         return componentName;

     }

     @Override

     public String getAttributeName() {

         return attributeName;

     }

     @Override

     public String getNamespaceCode() {

         return namespaceCode;

     }

     @Override

     public String getAttributeLabel() {

         return attributeLabel;

     }

     @Override

     public Long getVersionNumber() {

         return versionNumber;

     }

     @Override

     public boolean isActive() {

         return active;

     }

     @Override

     public String getObjectId() {

         return objectId;

     }

     /**

      * This builder constructs an KimAttribute enforcing the constraints of the {@link KimAttributeContract}.

      */

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

         private String id;

         private String componentName;

         private String attributeName;

         private String namespaceCode;

         private String attributeLabel;

         private boolean active;

         private Long versionNumber = 1L;

         private String objectId;

         private Builder(String componentName, String attributeName, String namespaceCode) {

             setComponentName(componentName);

             setAttributeName(attributeName);

             setNamespaceCode(namespaceCode);

         }

         /**

          * creates a KimAttribute with the required fields.

          */

         public static Builder create(String componentName, String attributeName, String namespaceCode) {

             return new Builder(componentName, attributeName, namespaceCode);

         }

         /**

          * creates a KimAttribute from an existing {@link KimAttributeContract}.

          */

         public static Builder create(KimAttributeContract contract) {

             Builder builder = new Builder(contract.getComponentName(), contract.getAttributeName(), contract.getNamespaceCode());

             builder.setId(contract.getId());

             builder.setAttributeLabel(contract.getAttributeLabel());

             builder.setActive(contract.isActive());

             builder.setVersionNumber(contract.getVersionNumber());

             builder.setObjectId(contract.getObjectId());

             return builder;

         }

         @Override

         public String getId() {

             return id;

         }

         public void setId(final String id) {

             this.id = id;

         }

         @Override

         public String getComponentName() {

             return componentName;

         }

         public void setComponentName(final String componentName) {

             if (StringUtils.isBlank(componentName)) {

                 throw new IllegalArgumentException("componentName is blank");

             }

             this.componentName = componentName;

         }

         @Override

         public String getAttributeName() {

             return attributeName;

         }

         public void setAttributeName(final String attributeName) {

             if (StringUtils.isBlank(attributeName)) {

                 throw new IllegalArgumentException("attributeName is blank");

             }

             this.attributeName = attributeName;

         }

         @Override

         public String getNamespaceCode() {

             return namespaceCode;

         }

         public void setNamespaceCode(final String namespaceCode) {

             if (StringUtils.isBlank(namespaceCode)) {

                 throw new IllegalArgumentException("namespaceCode is blank");

             }

             this.namespaceCode = namespaceCode;

         }

         @Override

         public String getAttributeLabel() {

             return attributeLabel;

         }

         public void setAttributeLabel(final String attributeLabel) {

             this.attributeLabel = attributeLabel;

         }

         @Override

         public boolean isActive() {

             return active;

         }

         public void setActive(final boolean active) {

             this.active = active;

         }

         @Override

         public Long getVersionNumber() {

             return versionNumber;

         }

         public void setVersionNumber(final Long versionNumber) {

             if (versionNumber == null || versionNumber <= 0) {

                 throw new IllegalArgumentException("versionNumber is invalid");

             }

             this.versionNumber = versionNumber;

         }

         @Override

         public String getObjectId() {

             return objectId;

         }

         public void setObjectId(final String objectId) {

             this.objectId = objectId;

         }

         @Override

         public KimAttribute build() {

             return new KimAttribute(this);

         }

     }

     /**

      * Defines some internal constants used on this class.

      */

     static class Constants {

         static final String ROOT_ELEMENT_NAME = "kimAttribute";

         static final String TYPE_NAME = "KimAttributeType";

     }

     /**

      * A private class which exposes constants which define the XML element names to use

      * when this object is marshalled to XML.

      */

     static class Elements {

         static final String ID = "id";

         static final String COMPONENT_NAME = "componentName";

         static final String ATTRIBUTE_NAME = "attributeName";

         static final String NAMESPACE_CODE = "namespaceCode";

         static final String ATTRIBUTE_LABEL = "attributeLabel";

         static final String ACTIVE = "active";

     }

 }