jahiacontainerstructure.java

java 写的一个新闻发布系统

//
//                                   ____.
//                       __/\ ______|    |__/\.     _______
//            __   .____|    |       \   |    +----+       \
//    _______|  /--|    |    |    -   \  _    |    :    -   \_________
//   \\______: :---|    :    :           |    :    |         \________>
//           |__\---\_____________:______:    :____|____:_____\
//                                      /_____|
//
//                 . . . i n   j a h i a   w e   t r u s t . . .
//

//
//  JahiaContainerStructure
//
//  getctndefid
//  getObjectType
//  getObjectDefID
//  getObjectDef
//  getRank
//  setctndefid
//
//  equals
//


package org.jahia.data.containers;


import org.jahia.data.*;            // JahiaData
import org.jahia.data.fields.*;     // JahiaField
import org.jahia.utils.*;           // JahiaConsole
import org.jahia.registries.*;      // JahiaContainerDefinitionsRegistry
import org.jahia.exceptions.JahiaException;

import org.jahia.services.pages.JahiaPage;
import org.jahia.services.pages.JahiaPageDefinition;


public class JahiaContainerStructure {


    public static final int JAHIA_FIELD     =   1;
    public static final int JAHIA_CONTAINER =   2;
    public static final int ALL_TYPES       =   -1;


    private int     subctndefid;
    private int     objectType;
    private Object  objectDef;
    private int     objectDefID;
    private int     rank;


    /***
        * constructor
        *
        */
    public JahiaContainerStructure( int     subctndefid,
                                    int     objectType,
                                    int     objectDefID,
                                    int     rank )
    throws JahiaException
    {
        this.subctndefid = subctndefid;
        this.objectType     = objectType;
        this.objectDefID    = objectDefID;
        this.rank           = rank;
        switch (objectType) {
            case (JAHIA_FIELD)      :
                this.objectDef = JahiaFieldDefinitionsRegistry.getInstance().
                        getDefinition(objectDefID);
                break;
            case (JAHIA_CONTAINER)  :
                this.objectDef = JahiaContainerDefinitionsRegistry.getInstance().
                    getDefinition(objectDefID);
                break;
        }
    } // end constructor



    /***
        * constructor - by objectName and ctndefid
        *
        */
    public JahiaContainerStructure( String      objectName,
                                    int         subctndefid,
                                    int         rank,
                                    int         pageDefID )
    throws JahiaException
    {
        this.subctndefid = subctndefid;
        this.rank           = rank;
		
		JahiaPageDefinition pageDef = ServicesRegistry.getInstance().getJahiaPageTemplateService().lookupPageTemplate(pageDefID);
		
		if ( pageDef != null ){
			
	        // determines structure object type (field or container ?) and definition id
	        JahiaFieldDefinition fDef = JahiaFieldDefinitionsRegistry.getInstance(
	                                        ).getDefinition(pageDef.getJahiaID(),objectName);
	        if ((fDef != null) && (!fDef.getTitle(pageDefID).equals(""))) {
	            this.objectType     = this.JAHIA_FIELD;
	            this.objectDefID    = fDef.getID();
	            this.objectDef      = fDef;
	        } else {
	        	
	            JahiaContainerDefinition cDef = JahiaContainerDefinitionsRegistry.getInstance(
	                                        ).getDefinition(pageDef.getJahiaID(), objectName);
	            if (cDef != null) {
	                this.objectType     = this.JAHIA_CONTAINER;
	                this.objectDefID    = cDef.getID();
	                this.objectDef      = cDef;
	            } else {
	                String errorMsg = objectName + " is neither a field or a container -> not declared !";
	                JahiaConsole.println( "JahiaContainerStructure", errorMsg + " -> BAILING OUT" );
	                throw new JahiaException( "Cannot synchronize fields with database",
	                                    errorMsg, JahiaException.DATABASE_ERROR, JahiaException.CRITICAL );
	            }
	        }
		} else {
            String errorMsg = " cannot found objectName's " + " page definition !";
            JahiaConsole.println( "JahiaContainerStructure", errorMsg + " -> BAILING OUT" );
            throw new JahiaException( "Cannot synchronize fields with database",
                                errorMsg, JahiaException.DATABASE_ERROR, JahiaException.CRITICAL );
		}
    } // end constructor



    /***
        * accessor methods
        *
        */
    public  int     getSubctndefid() {   return subctndefid;  }
    public  int     getObjectType()     {   return objectType;      }
    public  int     getObjectDefID()    {   return objectDefID;     }
    public  Object  getObjectDef()      {   return objectDef;       }
    public  int     getRank()           {   return rank;            }
    public void setSubctndefid( int defID )  { this.subctndefid = defID; }

    // end accessor methods



    /***
        * equals
        *
        */
    public boolean equals( JahiaContainerStructure theStruct )
    {
        if ((theStruct.getSubctndefid()  == this.getSubctndefid()) &&
            (theStruct.getObjectType()      == this.getObjectType()) &&
            (theStruct.getObjectDefID()     == this.getObjectDefID()) &&
            (theStruct.getRank()            == this.getRank())) {
            return true;
        } else {
            return false;
        }
    } // end equals


} // end JahiaContainerStructure