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package net.wotonomy.jdbcadaptor;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import net.wotonomy.control.ArrayFault;
import net.wotonomy.control.EOEditingContext;
import net.wotonomy.control.EOFetchSpecification;
import net.wotonomy.control.EOGlobalID;
import net.wotonomy.control.EOObjectStore;
import net.wotonomy.foundation.NSArray;
import net.wotonomy.foundation.internal.WotonomyException;
/**
* Implementation of EOObjectStore backed by a single map
* @author bjculkin
*
*/
public class EOMapObjectStore extends EOObjectStore {
private Map<EOGlobalID, Object> data;
public EOMapObjectStore() {
super();
data = new HashMap<>();
}
public EOMapObjectStore(Map<EOGlobalID, Object> data) {
this.data = data;
}
public Map<EOGlobalID, Object> getData() {
return data;
}
public void setData(Map<EOGlobalID, Object> data) {
this.data = data;
}
@Override
public NSArray<?> arrayFaultWithSourceGlobalID(EOGlobalID aGlobalID, String aRelationship,
EOEditingContext aContext) {
return new ArrayFault(aGlobalID, aRelationship, aContext);
}
@Override
public Object faultForGlobalID(EOGlobalID aGlobalID, EOEditingContext aContext) {
return data.get(aGlobalID);
}
@Override
public Object faultForRawRow(Map aDictionary, String anEntityName, EOEditingContext aContext) {
// TODO: faults are not yet supported
throw new WotonomyException("Faults are not yet supported.");
}
@Override
public void initializeObject(Object eo, EOGlobalID aGlobalID, EOEditingContext aContext) {
// TODO is this right?
data.put(aGlobalID, eo);
aContext.recordObject(eo, aGlobalID);
}
@Override
public void invalidateAllObjects() {
// Does nothing
}
@Override
public void invalidateObjectsWithGlobalIDs(List aList) {
// Does nothing
}
@Override
public boolean isObjectLockedWithGlobalID(EOGlobalID aGlobalID, EOEditingContext aContext) {
// No locking
return false;
}
@Override
public void lockObjectWithGlobalID(EOGlobalID aGlobalID, EOEditingContext aContext) {
// No locking
}
@Override
public NSArray objectsForSourceGlobalID(EOGlobalID aGlobalID, String aRelationship, EOEditingContext aContext) {
// TODO: relationships are not yet supported
throw new WotonomyException("Relationships are not yet supported.");
}
@Override
public NSArray objectsWithFetchSpecification(EOFetchSpecification aFetchSpec, EOEditingContext aContext) {
throw new WotonomyException("Fetchspecs are not yet supported.");
}
@Override
public void refaultObject(Object anObject, EOGlobalID aGlobalID, EOEditingContext aContext) {
// TODO faults are not supported
initializeObject(anObject, aGlobalID, aContext);
}
@Override
public void saveChangesInEditingContext(EOEditingContext aContext) {
for (Object obj : aContext.insertedObjects()) {
EOGlobalID key = aContext.globalIDForObject(obj);
data.put(key, obj);
}
for (Object obj : aContext.deletedObjects()) {
EOGlobalID key = aContext.globalIDForObject(obj);
data.remove(key);
}
// No need to handle updates
}
}
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