oracle.toplink.essentials.platform.database.CloudscapePlatform Maven / Gradle / Ivy
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package oracle.toplink.essentials.platform.database;
import java.util.*;
import oracle.toplink.essentials.internal.databaseaccess.*;
/**
* Purpose: Provides CloudScape DBMS specific behaviour.
*
* @since TOPLink/Java 3.0
*/
public class CloudscapePlatform extends oracle.toplink.essentials.platform.database.DatabasePlatform {
/**
* INTERNAL:
* Seems compatible with informix.
*/
protected Hashtable buildFieldTypes() {
Hashtable fieldTypeMapping;
fieldTypeMapping = new Hashtable();
fieldTypeMapping.put(Boolean.class, new FieldTypeDefinition("SMALLINT default 0", false));
fieldTypeMapping.put(Integer.class, new FieldTypeDefinition("INTEGER", false));
fieldTypeMapping.put(Long.class, new FieldTypeDefinition("NUMERIC", 19));
fieldTypeMapping.put(Float.class, new FieldTypeDefinition("FLOAT(16)", false));
fieldTypeMapping.put(Double.class, new FieldTypeDefinition("FLOAT(32)", false));
fieldTypeMapping.put(Short.class, new FieldTypeDefinition("SMALLINT", false));
fieldTypeMapping.put(Byte.class, new FieldTypeDefinition("SMALLINT", false));
fieldTypeMapping.put(java.math.BigInteger.class, new FieldTypeDefinition("DECIMAL", 32));
fieldTypeMapping.put(java.math.BigDecimal.class, new FieldTypeDefinition("DECIMAL", 32).setLimits(32, -19, 19));
fieldTypeMapping.put(Number.class, new FieldTypeDefinition("DECIMAL", 32).setLimits(32, -19, 19));
fieldTypeMapping.put(String.class, new FieldTypeDefinition("VARCHAR", 255));
fieldTypeMapping.put(Character.class, new FieldTypeDefinition("CHAR", 1));
fieldTypeMapping.put(Byte[].class, new FieldTypeDefinition("BYTE", false));
fieldTypeMapping.put(Character[].class, new FieldTypeDefinition("TEXT", false));
fieldTypeMapping.put(byte[].class, new FieldTypeDefinition("BYTE", false));
fieldTypeMapping.put(char[].class, new FieldTypeDefinition("TEXT", false));
fieldTypeMapping.put(java.sql.Blob.class, new FieldTypeDefinition("BYTE", false));
fieldTypeMapping.put(java.sql.Clob.class, new FieldTypeDefinition("TEXT", false));
fieldTypeMapping.put(java.sql.Date.class, new FieldTypeDefinition("DATE", false));
fieldTypeMapping.put(java.sql.Time.class, new FieldTypeDefinition("DATETIME HOUR TO SECOND", false));
fieldTypeMapping.put(java.sql.Timestamp.class, new FieldTypeDefinition("DATETIME YEAR TO FRACTION(5)", false));
return fieldTypeMapping;
}
/**
* INTERNAL:
* Answers whether platform is CloudScape
*/
public boolean isCloudscape() {
return true;
}
/**
* INTERNAL:
* JDBC defines an outer join syntax which many drivers do not support. So we normally avoid it.
*/
public boolean shouldUseJDBCOuterJoinSyntax() {
return false;// not sure if cloudscape likes this or not. Still investigating.
}
}