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[OLINGO-659] Improved DataProvider

This commit is contained in:
Michael Bolz 2015-08-19 10:39:54 +02:00
parent a1731b7efe
commit f2ca7119e1
1 changed files with 16 additions and 12 deletions
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28
lib/server-tecsvc/src/main/java/org/apache/olingo/server/tecsvc/data/DataProvider.java
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@ -28,6 +28,8 @@ import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.UUID;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.atomic.AtomicLong;
import org.apache.olingo.commons.api.data.ComplexValue;
import org.apache.olingo.commons.api.data.Entity;
@ -58,6 +60,10 @@ import org.apache.olingo.server.api.uri.UriResourceEntitySet;
public class DataProvider {
protected static final String MEDIA_PROPERTY_NAME = "$value";
private AtomicInteger KEY_INT_16 = new AtomicInteger(0);
private AtomicInteger KEY_INT_32 = new AtomicInteger(0);
private AtomicLong KEY_INT_64 = new AtomicLong(0);
private AtomicLong KEY_STRING = new AtomicLong(0);
private Map<String, EntityCollection> data;
private Edm edm;
@ -163,42 +169,40 @@ public class DataProvider {
return data.get(edmEntitySet.getName());
}
private Map<String, Object> findFreeComposedKey(final List<Entity> entities, final EdmEntityType entityType)
throws DataProviderException {
// Weak key construction
final HashMap<String, Object> keys = new HashMap<String, Object>();
for (final String keyName : entityType.getKeyPredicateNames()) {
final FullQualifiedName typeName = entityType.getProperty(keyName).getType().getFullQualifiedName();
Object newValue = null;
Object newValue;
if (EdmPrimitiveTypeKind.Int16.getFullQualifiedName().equals(typeName)) {
newValue = Short.valueOf((short) 1);
newValue = (short) KEY_INT_16.incrementAndGet();
while(!isFree(newValue, keyName, entities)) {
newValue = (short) (((Short) newValue) + 1);
newValue = (short) KEY_INT_16.incrementAndGet();
}
} else if (EdmPrimitiveTypeKind.Int32.getFullQualifiedName().equals(typeName)) {
newValue = Integer.valueOf((short) 1);
newValue = KEY_INT_32.incrementAndGet();
while(!isFree(newValue, keyName, entities)) {
newValue = ((Integer) newValue) + 1;
newValue = KEY_INT_32.incrementAndGet();
}
} else if(EdmPrimitiveTypeKind.Int64.getFullQualifiedName().equals(typeName)) {
// Integer keys
newValue = Long.valueOf(1);
newValue = KEY_INT_64.incrementAndGet();
while (!isFree(newValue, keyName, entities)) {
newValue = (long) (((Long) newValue) + 1L);
newValue = KEY_INT_64.incrementAndGet();
}
} else if (EdmPrimitiveTypeKind.String.getFullQualifiedName().equals(typeName)) {
// String keys
newValue = String.valueOf(1);
int i = 0;
newValue = String.valueOf(KEY_STRING.incrementAndGet());
while (!isFree(newValue, keyName, entities)) {
newValue = String.valueOf(i);
i++;
newValue = String.valueOf(KEY_STRING.incrementAndGet());
}
} else {
throw new DataProviderException("Key type not supported", HttpStatusCode.NOT_IMPLEMENTED);