svn-gvsig-desktop / branches / v2_0_0_prep / libraries / libFMap_dal / src / org / gvsig / fmap / dal / feature / impl / DefaultFeatureType.java @ 26323
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package org.gvsig.fmap.dal.feature.impl; |
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import java.lang.ref.WeakReference; |
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import java.util.ArrayList; |
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import java.util.Iterator; |
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import java.util.List; |
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import java.util.UUID; |
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import org.gvsig.fmap.dal.exception.DataException; |
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import org.gvsig.fmap.dal.feature.EditableFeatureType; |
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import org.gvsig.fmap.dal.feature.Feature; |
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import org.gvsig.fmap.dal.feature.FeatureAttributeDescriptor; |
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import org.gvsig.fmap.dal.feature.FeatureRules; |
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import org.gvsig.fmap.dal.feature.FeatureType; |
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import org.gvsig.tools.exception.NotYetImplemented; |
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public class DefaultFeatureType extends ArrayList implements FeatureType { |
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/**
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*
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*/
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private static final long serialVersionUID = -7988721447349282215L; |
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private DefaultFeatureRules rules;
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private boolean hasEvaluators; |
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protected String defaultGeometryAttributeName; |
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protected int defaultGeometryAttributeIndex; |
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private String id; |
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protected boolean hasOID; |
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protected DefaultFeatureType() {
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this.id = getNewId();
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this.rules = new DefaultFeatureRules(); |
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this.hasEvaluators = false; |
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this.defaultGeometryAttributeName = null; |
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this.defaultGeometryAttributeIndex = -1; |
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} |
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protected DefaultFeatureType(DefaultFeatureType other) {
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initialize(other, true);
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} |
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protected DefaultFeatureType(DefaultFeatureType other,
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boolean copyAttributes) {
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initialize(other, copyAttributes); |
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} |
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synchronized private String getNewId() { |
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return UUID.randomUUID().toString(); // FIXME: to libCompat |
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} |
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protected void initialize(DefaultFeatureType other, boolean copyAttributes) { |
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this.id = other.getId();
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if (copyAttributes) {
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Iterator iter = other.iterator();
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DefaultFeatureAttributeDescriptor attr; |
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while (iter.hasNext()) {
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attr = (DefaultFeatureAttributeDescriptor) iter.next(); |
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this.intitalizeAddAttibute(attr);
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} |
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} |
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this.defaultGeometryAttributeName = other.defaultGeometryAttributeName;
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this.hasEvaluators = other.hasEvaluators;
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this.rules = (DefaultFeatureRules) other.rules.getCopy();
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this.defaultGeometryAttributeIndex = other.defaultGeometryAttributeIndex;
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this.hasOID = other.hasOID;
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this.id = other.id; // XXX ???? copiar o no esto???? |
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} |
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protected void intitalizeAddAttibute(DefaultFeatureAttributeDescriptor attr) { |
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super.add(attr.getCopy());
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} |
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public String getId() { |
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return this.id; |
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} |
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public Object get(String name) { |
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FeatureAttributeDescriptor attr; |
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Iterator iter = this.iterator(); |
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while (iter.hasNext()) {
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attr = (FeatureAttributeDescriptor) iter.next(); |
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if (attr.getName().equalsIgnoreCase(name)) {
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return attr;
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} |
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} |
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return null; |
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} |
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public FeatureAttributeDescriptor getAttributeDescriptor(String name) { |
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FeatureAttributeDescriptor attr; |
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Iterator iter = this.iterator(); |
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while (iter.hasNext()) {
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attr = (FeatureAttributeDescriptor) iter.next(); |
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if (attr.getName().equalsIgnoreCase(name)) {
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return attr;
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} |
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} |
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return null; |
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} |
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public FeatureAttributeDescriptor getAttributeDescriptor(int index) { |
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return (FeatureAttributeDescriptor) super.get(index); |
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} |
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public FeatureType getCopy() {
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return new DefaultFeatureType(this); |
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} |
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public int getDefaultGeometryAttributeIndex() { |
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return this.defaultGeometryAttributeIndex; |
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} |
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public String getDefaultGeometryAttributeName() { |
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return this.defaultGeometryAttributeName; |
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} |
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public EditableFeatureType getEditable() {
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return new DefaultEditableFeatureType(this); |
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} |
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public int getIndex(String name) { |
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FeatureAttributeDescriptor attr; |
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Iterator iter = this.iterator(); |
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while (iter.hasNext()) {
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attr = (FeatureAttributeDescriptor) iter.next(); |
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if (attr.getName().equalsIgnoreCase(name)) {
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return attr.getIndex();
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} |
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} |
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return -1; |
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} |
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public FeatureRules getRules() {
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return this.rules; |
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} |
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public boolean hasEvaluators() { |
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return this.hasEvaluators; |
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} |
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public List getSRSs() { |
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// FIXME: Falta por implementar
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throw new NotYetImplemented(); |
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} |
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public String getDefaultSRS() { |
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return this.getAttributeDescriptor( |
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this.getDefaultGeometryAttributeIndex()).getSRS();
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} |
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public void validateFeature(Feature feature, int mode) { |
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if (Feature.UPDATE == mode){
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((DefaultFeatureRules)getRules()).validate(feature); |
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} |
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} |
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public FeatureType getSubtype(String[] names) throws DataException { |
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return new SubtypeFeatureType(this, names); |
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} |
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public boolean isSubtypeOf(FeatureType featureType) { |
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return false; |
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} |
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class SubtypeFeatureType extends DefaultFeatureType { |
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/**
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*
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*/
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private static final long serialVersionUID = 6913732960073922540L; |
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WeakReference parent;
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SubtypeFeatureType(DefaultFeatureType parent, String[] names) |
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throws DataException {
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super(parent, false); |
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DefaultFeatureAttributeDescriptor attrcopy; |
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DefaultFeatureAttributeDescriptor attr; |
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for (int i = 0; i < names.length; i++) { |
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attr = (DefaultFeatureAttributeDescriptor) parent |
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.getAttributeDescriptor(names[i]); |
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if (attr == null) { |
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throw new SubtypeFeatureTypeNameException(names[i], parent |
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.getId()); |
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} |
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attrcopy = new DefaultFeatureAttributeDescriptor(attr);
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this.add(attrcopy);
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attrcopy.index = i; |
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} |
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this.defaultGeometryAttributeIndex = this |
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.getIndex(this.defaultGeometryAttributeName);
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if (this.defaultGeometryAttributeIndex < 0) { |
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this.defaultGeometryAttributeName = null; |
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} |
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this.parent = new WeakReference(parent); |
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} |
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public FeatureType getSubtype(String[] names) throws DataException { |
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return new SubtypeFeatureType((DefaultFeatureType) this.parent |
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.get(), names); |
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} |
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public boolean isSubtypeOf(FeatureType featureType) { |
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if (featureType == null) { |
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return false; |
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} |
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FeatureType parent = (FeatureType) this.parent.get();
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return featureType.equals(parent);
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} |
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public EditableFeatureType getEditable() {
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throw new UnsupportedOperationException(); |
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} |
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} |
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public class SubtypeFeatureTypeNameException extends DataException { |
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/**
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*
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*/
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private static final long serialVersionUID = -4414242486723260101L; |
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private final static String MESSAGE_FORMAT = "Attribute name '%(name)s' not found in type (%(type)s)."; |
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private final static String MESSAGE_KEY = "_SubtypeFeatureTypeNameException"; |
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public SubtypeFeatureTypeNameException(String name, String type) { |
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super(MESSAGE_FORMAT, MESSAGE_KEY, serialVersionUID);
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setValue("name", name);
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setValue("type", type);
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} |
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} |
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public boolean hasOID() { |
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return hasOID;
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} |
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public String toString(){ |
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StringBuffer s = new StringBuffer(); |
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String attName;
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for (int i = 0; i < size(); i++) { |
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attName =((FeatureAttributeDescriptor)get(i)).getName().toString(); |
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if (attName.length() > 3) { |
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s.append(attName.substring(0, 3)); |
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} else {
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s.append(attName); |
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} |
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s.append(';');
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} |
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return s.toString();
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} |
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public Iterator iterator() { |
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return getIterator(super.iterator()); |
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} |
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protected Iterator getIterator(Iterator iter) { |
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return new DelegatedIterator(iter); |
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} |
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protected class DelegatedIterator implements Iterator { |
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protected Iterator iterator; |
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public DelegatedIterator(Iterator iter) { |
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this.iterator = iter;
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} |
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public boolean hasNext() { |
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return iterator.hasNext();
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} |
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public Object next() { |
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return iterator.next();
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} |
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public void remove() { |
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throw new UnsupportedOperationException(); |
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} |
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} |
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} |