Application: gvSIG desktop

package com.iver.utiles.xmlentity;

import org.gvsig.tools.persistence.PersistenceException;

import org.gvsig.tools.persistence.PersistenceValueNotFoundException;

import org.gvsig.tools.persistence.Persistent;

import org.gvsig.tools.persistence.PersistentState;

import com.iver.utiles.NotExistInXMLEntity;

import com.iver.utiles.XMLEntity;

public class XMLEntityState implements PersistentState {

        final private static String KEY_CLASSNAME = "_classname_";

        final private static String KEY_CHILD = "_child_";

        protected XMLEntity xmlEntity;

        protected XMLEntityManager manager;

        public XMLEntityState(XMLEntityManager manager) {

                this.manager = manager;

                this.xmlEntity = new XMLEntity();

        }

        public XMLEntityState(XMLEntityManager manager, XMLEntity xmlEntity) {

                this.manager = manager;

                this.xmlEntity = xmlEntity;

        }

        public XMLEntity getXMLEntity() {

                return this.xmlEntity;

        }

        private PersistentState createState(XMLEntity xmlEntity)

                        throws PersistenceException {

                return manager.createState(xmlEntity);

        }

        public PersistentState createState() throws PersistenceException {

                return manager.createState();

        }

        public void setTheClass(Object obj) {

                this.xmlEntity.putProperty(KEY_CLASSNAME, obj.getClass().getName());

        }

        public void setTheClass(Class theClass) {

                this.xmlEntity.putProperty(KEY_CLASSNAME, theClass.getName());

        }

        public void setTheClass(String name) {

                this.xmlEntity.putProperty(KEY_CLASSNAME, name);

        }

        public String getTheClassName() {

                try {

                        return this.xmlEntity.getStringProperty(KEY_CLASSNAME);

                } catch (NotExistInXMLEntity e) {

                        return null;

                }

        }

        public Object get(String name) throws PersistenceException {

                XMLEntity value = this.xmlEntity.firstChild(KEY_CHILD, name);

                if( value == null ) {

                        try {

                                return this.xmlEntity.getStringProperty(name);

                        } catch (NotExistInXMLEntity e) {

                                throw new PersistenceValueNotFoundException(name, e);

                        }

                }

                return manager.create(createState(value));

        }

        public PersistentState getState(String name)

                        throws PersistenceException {

                XMLEntity value = this.xmlEntity.firstChild(KEY_CHILD, name);

                if (value == null) {

                        throw new PersistenceValueNotFoundException(name);

                }

                return createState(value);

        }

        public boolean getBoolean(String name)

                        throws PersistenceValueNotFoundException {

                try {

                        return this.xmlEntity.getBooleanProperty(name);

                } catch (NotExistInXMLEntity e) {

                        throw new PersistenceValueNotFoundException(name, e);

                }

        }

        public double getDouble(String name)

                        throws PersistenceValueNotFoundException {

                try {

                        return this.xmlEntity.getDoubleProperty(name);

                } catch (NotExistInXMLEntity e) {

                        throw new PersistenceValueNotFoundException(name, e);

                }

        }

        public float getFloat(String name) throws PersistenceValueNotFoundException {

                try {

                        return this.xmlEntity.getFloatProperty(name);

                } catch (NotExistInXMLEntity e) {

                        throw new PersistenceValueNotFoundException(name, e);

                }

        }

        public int getInt(String name) throws PersistenceValueNotFoundException {

                try {

                        return this.xmlEntity.getIntProperty(name);

                } catch (NotExistInXMLEntity e) {

                        throw new PersistenceValueNotFoundException(name, e);

                }

        }

        public long getLong(String name) throws PersistenceValueNotFoundException {

                try {

                        return this.xmlEntity.getLongProperty(name);

                } catch (NotExistInXMLEntity e) {

                        throw new PersistenceValueNotFoundException(name, e);

                }

        }

        public PersistentState set(String name, String value) {

                this.xmlEntity.putProperty(name, value);

                return this;

        }

        public PersistentState set(String name, int value) {

                this.xmlEntity.putProperty(name, value);

                return this;

        }

        public PersistentState set(String name, long value) {

                this.xmlEntity.putProperty(name, value);

                return this;

        }

        public PersistentState set(String name, double value) {

                this.xmlEntity.putProperty(name, value);

                return this;

        }

        public PersistentState set(String name, float value) {

                this.xmlEntity.putProperty(name, value);

                return this;

        }

        public PersistentState set(String name, boolean value) {

                this.xmlEntity.putProperty(name, value);

                return this;

        }

        public PersistentState set(String name, PersistentState state) {

                XMLEntityState lstate = (XMLEntityState) state;

                lstate.xmlEntity.putProperty("_child_", name);

                this.xmlEntity.addChild(lstate.xmlEntity);

                return this;

        }

        public PersistentState set(String name, Persistent obj)

                        throws PersistenceException {

                XMLEntityState state = (XMLEntityState) createState();

                obj.getState(state);

                state.xmlEntity.putProperty("_child_", name);

                this.xmlEntity.addChild(state.xmlEntity);

                return this;

        }

}