Revision 28076 branches/v2_0_0_prep/libraries/libIverUtiles/src/org/gvsig/tools/persistence/xmlentity/XMLEntityState.java
| XMLEntityState.java | ||
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| 1 | 1 |
package org.gvsig.tools.persistence.xmlentity; |
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import java.io.IOException; |
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import java.io.Reader; |
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import java.io.Writer; |
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import java.util.Iterator; |
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import java.util.NoSuchElementException; |
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import org.exolab.castor.xml.MarshalException; |
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import org.exolab.castor.xml.Marshaller; |
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import org.exolab.castor.xml.ValidationException; |
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import org.gvsig.tools.persistence.PersistenceException; |
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import org.gvsig.tools.persistence.PersistenceValueNotFoundException; |
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import org.gvsig.tools.persistence.Persistent; |
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import org.gvsig.tools.persistence.PersistentState; |
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import org.gvsig.tools.persistence.impl.AbstractPersistentState; |
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import com.iver.utiles.NotExistInXMLEntity; |
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import com.iver.utiles.XMLEntity; |
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import com.iver.utiles.xmlEntity.generate.XmlTag; |
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public class XMLEntityState implements PersistentState {
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public class XMLEntityState extends AbstractPersistentState {
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final private static int DATA_POS = 0; |
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final private static String KEY_CLASSNAME = "_classname_"; |
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final private static String KEY_CHILD = "_child_"; |
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final private static String ITEM = "_item_"; |
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final private static String KEY_DATA = "_item_data_"; |
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final private static String VALUE = "_value_"; |
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final private static String KEY_CHILD = "_childName_"; |
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final private static String ITEM = "_iterator_item_"; |
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public static String PROJECTENCODING = "UTF-8"; |
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protected XMLEntity xmlEntity; |
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protected XMLEntityManager manager; |
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protected XMLEntity data; |
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public XMLEntityState(XMLEntityManager manager) {
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this.manager = manager; |
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this.xmlEntity = new XMLEntity(); |
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this(manager, new XMLEntity()); |
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} |
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public XMLEntityState(XMLEntityManager manager, XMLEntity xmlEntity) {
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this.manager = manager; |
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this.xmlEntity = xmlEntity; |
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this.data = xmlEntity.firstChild(KEY_DATA); |
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} |
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protected void init() {
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this.data = new XMLEntity(); |
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this.data.getXmlTag().setName(KEY_DATA); |
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this.xmlEntity.addChild(this.data); |
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} |
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public XMLEntity getXMLEntity() {
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return this.xmlEntity; |
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} |
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private PersistentState createState(XMLEntity xmlEntity) |
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throws PersistenceException {
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return manager.createState(xmlEntity); |
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} |
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public PersistentState createState(Object obj) throws PersistenceException {
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return manager.createState(obj); |
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} |
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public PersistentState createState(Object obj, boolean initialize) |
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throws PersistenceException {
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return manager.createState(obj, initialize); |
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} |
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public void setTheClass(Object obj) {
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this.xmlEntity.putProperty(KEY_CLASSNAME, obj.getClass().getName()); |
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} |
| ... | ... | |
| 61 | 68 |
} |
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public String getTheClassName() {
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try {
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return this.xmlEntity.getStringProperty(KEY_CLASSNAME); |
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} catch (NotExistInXMLEntity e) {
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return null; |
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return this.xmlEntity.getStringProperty(KEY_CLASSNAME); |
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} |
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protected XMLEntity getData() {
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if (this.data==null) {
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init(); |
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} |
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return this.data; |
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} |
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protected void setName(String name) {
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this.xmlEntity.getXmlTag().setName(name); |
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} |
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protected String getName() {
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return this.xmlEntity.getXmlTag().getName(); |
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} |
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public Object get(String name) throws PersistenceException {
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XMLEntity value = this.xmlEntity.firstChild(KEY_CHILD, name);
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XMLEntity value = this.getData().firstChild(name);
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if( value == null ) {
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try {
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return this.xmlEntity.getStringProperty(name);
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return this.getData().getStringProperty(name);
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} catch (NotExistInXMLEntity e) {
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throw new PersistenceValueNotFoundException(name, e); |
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} |
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} |
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return manager.create(createState(value)); |
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return manager.create(manager.createState(value));
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} |
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public PersistentState getState(String name) |
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throws PersistenceException {
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XMLEntity value = this.xmlEntity.firstChild(KEY_CHILD, name);
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XMLEntity value = this.getData().firstChild(name);
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if (value == null) {
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throw new PersistenceValueNotFoundException(name); |
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} |
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return createState(value); |
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return manager.createState(value);
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} |
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public boolean getBoolean(String name) |
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throws PersistenceValueNotFoundException {
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try {
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return this.xmlEntity.getBooleanProperty(name);
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return this.getData().getBooleanProperty(name);
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} catch (NotExistInXMLEntity e) {
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throw new PersistenceValueNotFoundException(name, e); |
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} |
| ... | ... | |
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public double getDouble(String name) |
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throws PersistenceValueNotFoundException {
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try {
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return this.xmlEntity.getDoubleProperty(name);
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return this.getData().getDoubleProperty(name);
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} catch (NotExistInXMLEntity e) {
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throw new PersistenceValueNotFoundException(name, e); |
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} |
| ... | ... | |
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public float getFloat(String name) throws PersistenceValueNotFoundException {
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try {
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return this.xmlEntity.getFloatProperty(name);
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return this.getData().getFloatProperty(name);
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} catch (NotExistInXMLEntity e) {
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throw new PersistenceValueNotFoundException(name, e); |
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} |
| ... | ... | |
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public int getInt(String name) throws PersistenceValueNotFoundException {
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try {
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return this.xmlEntity.getIntProperty(name);
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return this.getData().getIntProperty(name);
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} catch (NotExistInXMLEntity e) {
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throw new PersistenceValueNotFoundException(name, e); |
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} |
| ... | ... | |
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public long getLong(String name) throws PersistenceValueNotFoundException {
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try {
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return this.xmlEntity.getLongProperty(name);
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return this.getData().getLongProperty(name);
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} catch (NotExistInXMLEntity e) {
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throw new PersistenceValueNotFoundException(name, e); |
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} |
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} |
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public PersistentState set(String name, String value) {
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this.xmlEntity.putProperty(name, value);
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return this; |
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public String getString(String name)
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throws PersistenceValueNotFoundException {
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return this.getData().getStringProperty(name);
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} |
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public PersistentState set(String name, int value) {
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this.xmlEntity.putProperty(name, value); |
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return this; |
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public void set(String name, String value) {
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this.getData().putProperty(name, value); |
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} |
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public PersistentState set(String name, long value) {
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this.xmlEntity.putProperty(name, value); |
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return this; |
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public void set(String name, int value) {
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this.getData().putProperty(name, value); |
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} |
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public PersistentState set(String name, double value) {
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this.xmlEntity.putProperty(name, value); |
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return this; |
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public void set(String name, long value) {
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this.getData().putProperty(name, value); |
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} |
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public PersistentState set(String name, float value) {
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this.xmlEntity.putProperty(name, value); |
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return this; |
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public void set(String name, double value) {
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this.getData().putProperty(name, value); |
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} |
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public PersistentState set(String name, boolean value) {
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this.xmlEntity.putProperty(name, value); |
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return this; |
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public void set(String name, float value) {
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this.getData().putProperty(name, value); |
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} |
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public PersistentState set(String name, PersistentState state) {
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XMLEntityState lstate = (XMLEntityState) state; |
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lstate.xmlEntity.putProperty(KEY_CHILD, name); |
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this.xmlEntity.addChild(lstate.xmlEntity); |
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return this; |
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public void set(String name, boolean value) {
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this.getData().putProperty(name, value); |
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} |
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public PersistentState set(String name, Persistent obj) |
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public void set(String name, PersistentState state) throws PersistenceException {
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if (state instanceof XMLEntityState) {
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XMLEntityState lstate = (XMLEntityState) state; |
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XMLEntityState wrappingState = manager.createStateInstance(); |
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wrappingState.setTheClass(PersistentState.class); |
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wrappingState.setName(name); |
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wrappingState.getData().addChild(lstate.getXMLEntity()); |
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this.getData().addChild(wrappingState.xmlEntity); |
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} |
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else {
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// TODO if the state comes from a different implementation, use |
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// TODO the names iterator to get all the values and persist them |
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throw new PersistenceException("", "Not yet implemented", -1);
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// TODO use a proper exception format |
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} |
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} |
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public void set(String name, Persistent obj) |
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throws PersistenceException {
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XMLEntityState state = (XMLEntityState) createState(obj); |
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state.xmlEntity.putProperty(KEY_CHILD, name); |
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this.xmlEntity.addChild(state.xmlEntity); |
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return this; |
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XMLEntityState state = (XMLEntityState) manager.getState(obj); |
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state.setName(name); |
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this.getData().addChild(state.xmlEntity); |
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| 177 | 204 |
} |
| 178 | 205 |
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public class PersistentIterator implements Iterator, Persistent {
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private XMLEntity xmlEntity = null; |
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private Iterator it; |
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public static class PersistentIterator implements Iterator, Persistent {
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private XMLEntityState state = null; |
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int current = 0; |
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public PersistentIterator() {
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} |
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public boolean hasNext() {
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return it.hasNext();
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return (state!=null && current< state.getData().getChildrenCount());
|
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| 184 | 216 |
} |
| 185 | 217 |
public Object next() {
|
| 186 | 218 |
Object value = null; |
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XMLEntity xmlEntity = (XMLEntity) it.next();
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XMLEntity xmlEntity = (XMLEntity) state.getData().getChild(current++);
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| 188 | 220 |
String className = xmlEntity.getStringProperty(KEY_CLASSNAME); |
| 189 | 221 |
if (className.equals(String.class.getName())) {
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value = xmlEntity.getObjectProperty("value");
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value = xmlEntity.getObjectProperty(VALUE);
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| 191 | 223 |
} else if (className.equals(Integer.class.getName())) {
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value = xmlEntity.getObjectProperty("value");
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value = xmlEntity.getIntProperty(VALUE);
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| 193 | 225 |
} else if (className.equals(Long.class.getName())) {
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value = xmlEntity.getObjectProperty("value");
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value = xmlEntity.getLongProperty(VALUE);
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| 195 | 227 |
} else if (className.equals(Double.class.getName())) {
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value = xmlEntity.getObjectProperty("value");
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value = xmlEntity.getDoubleProperty(VALUE);
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| 197 | 229 |
} else if (className.equals(Float.class.getName())) {
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value = xmlEntity.getObjectProperty("value");
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value = xmlEntity.getFloatProperty(VALUE);
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| 199 | 231 |
} else if (className.equals(Boolean.class.getName())) {
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value = xmlEntity.getObjectProperty("value");
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} else {
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// FIXME: ???? Persistent |
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value = xmlEntity.getBooleanProperty(VALUE); |
|
| 203 | 233 |
} |
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else if (className.equals(PersistentState.class)) {
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if (xmlEntity.getChildrenCount()>0) {
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try {
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value = state.manager.create(state.manager.createState(xmlEntity)); |
|
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} catch (PersistenceException e) {
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|
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// FIXME |
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throw new RuntimeException(e); |
|
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} |
|
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} |
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} |
|
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else { // suppose it is a Persistent object
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try {
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value = state.manager.create(state.manager.createState(xmlEntity)); |
|
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} catch (PersistenceException e) {
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// FIXME |
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throw new RuntimeException(e); |
|
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} |
|
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} |
|
| 204 | 252 |
return value; |
| 205 | 253 |
} |
| 254 |
|
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| 206 | 255 |
public void remove() {
|
| 207 | 256 |
throw new UnsupportedOperationException(); |
| 208 | 257 |
} |
| 209 | 258 |
public void setState(PersistentState state) throws PersistenceException {
|
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this.xmlEntity = ((XMLEntityState) state).getXMLEntity(); |
|
| 211 |
this.it = this.xmlEntity.findChildren(KEY_CHILD, ITEM); |
|
| 259 |
if (state instanceof XMLEntityState) {
|
|
| 260 |
this.state = (XMLEntityState) state; |
|
| 261 |
current = 0; |
|
| 262 |
} |
|
| 263 |
else {
|
|
| 264 |
// FIXME |
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throw new PersistenceException("", "Not supported yet", -1);
|
|
| 266 |
} |
|
| 212 | 267 |
} |
| 213 |
public PersistentState getState() throws PersistenceException {
|
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throw new UnsupportedOperationException(); |
|
| 215 |
} |
|
| 216 |
public void loadState(PersistentState state) |
|
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|
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| 269 |
public void saveToState(PersistentState state) |
|
| 217 | 270 |
throws PersistenceException {
|
| 218 | 271 |
throw new UnsupportedOperationException(); |
| 219 | 272 |
} |
| 220 | 273 |
} |
| 221 |
|
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| 222 |
public Iterator getIterator(String name) throws PersistenceException {
|
|
| 223 |
XMLEntity value = this.xmlEntity.firstChild(KEY_CHILD, name); |
|
| 274 |
|
|
| 275 |
public Iterator getIterator(String name) |
|
| 276 |
throws PersistenceException, PersistenceValueNotFoundException |
|
| 277 |
{
|
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| 278 |
XMLEntity value = this.getData().firstChild(name); |
|
| 224 | 279 |
if (value == null) {
|
| 225 | 280 |
throw new PersistenceValueNotFoundException(name); |
| 226 | 281 |
} |
| 227 |
return (Iterator) manager.create(createState(value)); |
|
| 282 |
return (Iterator) manager.create(manager.createState(value));
|
|
| 228 | 283 |
} |
| 229 | 284 |
|
| 230 |
public PersistentState set(String name, Iterator it)
|
|
| 285 |
public void set(String name, Iterator it)
|
|
| 231 | 286 |
throws PersistenceException {
|
| 232 |
XMLEntityState stateList = (XMLEntityState) createState(new XMLEntity()); |
|
| 287 |
XMLEntityState stateList = manager.createStateInstance(); |
|
| 288 |
stateList.setName(name); |
|
| 233 | 289 |
stateList.setTheClass(PersistentIterator.class); |
| 234 | 290 |
while (it.hasNext()) {
|
| 235 | 291 |
Object value = it.next(); |
| 236 |
XMLEntityState stateItem = (XMLEntityState) createState(value); |
|
| 237 |
if (value instanceof Persistent || value instanceof Integer |
|
| 292 |
if (value instanceof Persistent) {
|
|
| 293 |
XMLEntityState persistentState = |
|
| 294 |
(XMLEntityState) manager.getState((Persistent)value); |
|
| 295 |
persistentState.setName(ITEM); |
|
| 296 |
stateList.getData().addChild(persistentState.xmlEntity); |
|
| 297 |
} |
|
| 298 |
else if (value instanceof XMLEntityState) {
|
|
| 299 |
XMLEntityState persistentState = |
|
| 300 |
(XMLEntityState) value; |
|
| 301 |
persistentState.setName(ITEM); |
|
| 302 |
stateList.getData().addChild(persistentState.xmlEntity); |
|
| 303 |
} |
|
| 304 |
else if (value instanceof Integer |
|
| 238 | 305 |
|| value instanceof Long || value instanceof Double |
| 239 | 306 |
|| value instanceof Float || value instanceof String |
| 240 | 307 |
|| value instanceof Boolean) {
|
| 241 |
stateItem.xmlEntity.putProperty("value", value);
|
|
| 242 |
stateItem.xmlEntity.putProperty(KEY_CHILD, ITEM); |
|
| 243 |
stateList.xmlEntity.addChild(stateItem.xmlEntity); |
|
| 244 |
|
|
| 308 |
XMLEntityState stateItem = (XMLEntityState) manager.createStateInstance(); |
|
| 309 |
stateItem.setName(ITEM); |
|
| 310 |
stateItem.xmlEntity.putProperty(KEY_CLASSNAME, value.getClass().getName()); |
|
| 311 |
stateItem.xmlEntity.putProperty(VALUE, value); |
|
| 312 |
stateList.getData().addChild(stateItem.xmlEntity); |
|
| 313 |
|
|
| 245 | 314 |
} else {
|
| 246 |
// FIXME: que pete |
|
| 315 |
//TODO add a meaningful message and maybe use a more specific exception |
|
| 316 |
throw new PersistenceException(new RuntimeException()); |
|
| 247 | 317 |
} |
| 248 | 318 |
} |
| 249 |
stateList.xmlEntity.putProperty(KEY_CHILD, name); |
|
| 250 |
this.xmlEntity.addChild(stateList.xmlEntity); |
|
| 251 |
return this; |
|
| 319 |
// stateList.xmlEntity.putProperty(KEY_CHILD, name); |
|
| 320 |
this.getData().addChild(stateList.xmlEntity); |
|
| 252 | 321 |
} |
| 322 |
|
|
| 323 |
|
|
| 253 | 324 |
|
| 254 | 325 |
private class NamesIterator implements Iterator {
|
| 255 | 326 |
|
| ... | ... | |
| 308 | 379 |
return new NamesIterator(this.xmlEntity); |
| 309 | 380 |
} |
| 310 | 381 |
|
| 311 |
public PersistentState set(String name, Object value)
|
|
| 382 |
public void set(String name, Object value)
|
|
| 312 | 383 |
throws PersistenceException {
|
| 313 | 384 |
if (value instanceof Persistent) {
|
| 314 |
XMLEntityState state = (XMLEntityState) createState(value); |
|
| 315 |
state.xmlEntity.putProperty(KEY_CHILD, name); |
|
| 316 |
this.xmlEntity.addChild(state.xmlEntity); |
|
| 317 |
|
|
| 385 |
set(name, (Persistent)value); |
|
| 318 | 386 |
} else if (value instanceof Integer || value instanceof Long |
| 319 | 387 |
|| value instanceof Double || value instanceof Float |
| 320 | 388 |
|| value instanceof String || value instanceof Boolean) {
|
| 321 |
this.xmlEntity.putProperty(name, value); |
|
| 322 |
} else {
|
|
| 389 |
this.getData().putProperty(name, value); |
|
| 390 |
} else if (value instanceof Iterator) {
|
|
| 391 |
set(name, (Iterator)value); |
|
| 392 |
} |
|
| 393 |
else {
|
|
| 323 | 394 |
throw new IllegalArgumentException(name); |
| 324 | 395 |
} |
| 325 |
return this; |
|
| 326 | 396 |
} |
| 327 | 397 |
|
| 398 |
public void load(Reader reader) throws PersistenceException {
|
|
| 399 |
try {
|
|
| 400 |
Object obj = XmlTag.unmarshal(reader); |
|
| 401 |
xmlEntity = new XMLEntity((XmlTag)obj); |
|
| 402 |
data = xmlEntity.firstChild(KEY_DATA); |
|
| 403 |
} catch (MarshalException e) {
|
|
| 404 |
throw new PersistenceException(e); |
|
| 405 |
} catch (ValidationException e) {
|
|
| 406 |
throw new PersistenceException(e); |
|
| 407 |
} |
|
| 408 |
} |
|
| 409 |
|
|
| 410 |
public void save(Writer writer) throws PersistenceException {
|
|
| 411 |
try {
|
|
| 412 |
Marshaller m = new Marshaller(writer); |
|
| 413 |
m.setEncoding(PROJECTENCODING); |
|
| 414 |
m.marshal(xmlEntity.getXmlTag()); |
|
| 415 |
} catch (IOException e) {
|
|
| 416 |
throw new PersistenceException(e); |
|
| 417 |
} catch (MarshalException e) {
|
|
| 418 |
throw new PersistenceException(e); |
|
| 419 |
} catch (ValidationException e) {
|
|
| 420 |
throw new PersistenceException(e); |
|
| 421 |
} |
|
| 422 |
|
|
| 423 |
} |
|
| 328 | 424 |
} |
Also available in: Unified diff