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/**
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.tuscany.sdo.spi;
/**
* Base class for an implementation of the SDOHelper and SDOHelper.MetaDataBuilder interfaces.
*/
import java.io.IOException;
import java.io.InputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.OutputStream;
import java.math.BigDecimal;
import java.math.BigInteger;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.apache.tuscany.sdo.api.SDOHelper;
import org.apache.tuscany.sdo.api.SDOUtil;
import org.apache.tuscany.sdo.lib.SDOObjectInputStream;
import org.apache.tuscany.sdo.lib.SDOObjectOutputStream;
import commonj.sdo.DataObject;
import commonj.sdo.Property;
import commonj.sdo.helper.HelperContext;
public abstract class SDOHelperBase implements SDOHelper, SDOHelper.MetaDataBuilder
{
public HelperContext createHelperContext()
{
return createHelperContext(false);
}
public ObjectInputStream createObjectInputStream(InputStream inputStream, HelperContext helperContext) throws IOException
{
return new SDOObjectInputStream(inputStream, helperContext);
}
public ObjectOutputStream createObjectOutputStream(OutputStream outputStream, HelperContext helperContext) throws IOException
{
return new SDOObjectOutputStream(outputStream, helperContext);
}
public String getXPath(DataObject dataObject)
{
StringBuffer path = getXPath(dataObject, new StringBuffer(), dataObject);
return path.toString();
}
protected StringBuffer getXPath(DataObject dataObject, StringBuffer path, DataObject root)
{
DataObject container = dataObject.getContainer();
if (container == null)
return path;
if (container == root)
throw new IllegalStateException("There is a cycle in the containment hierarchy of " + root);
boolean first = path.length() == 0;
Property property = dataObject.getContainmentProperty();
if (SDOUtil.isMany(property, dataObject))
{
List list = container.getList(property);
int pos = list.indexOf(dataObject);
path.insert(0, property.getName() + "." + pos + (first ? "" : "/"));
}
else
{
path.insert(0, property.getName() + (first ? "" : "/"));
}
return getXPath(container, path, root);
}
public MetaDataBuilder getMetaDataBuilder()
{
return this;
}
//Java instance class to SDO mappings (section 8.1 of the SDO spec)
protected static Map javaToSdoMappings = new HashMap();
static {
javaToSdoMappings.put(boolean.class, "Boolean");
javaToSdoMappings.put(byte.class, "Byte");
javaToSdoMappings.put(char.class, "Character");
javaToSdoMappings.put(Date.class, "Date");
javaToSdoMappings.put(BigDecimal.class, "Decimal");
javaToSdoMappings.put(double.class, "Double");
javaToSdoMappings.put(float.class, "Float");
javaToSdoMappings.put(int.class, "Int");
javaToSdoMappings.put(BigInteger.class, "Integer");
javaToSdoMappings.put(long.class, "Long");
javaToSdoMappings.put(Object.class, "Object");
javaToSdoMappings.put(short.class, "Short");
javaToSdoMappings.put(String.class, "String");
javaToSdoMappings.put(Boolean.class, "BooleanObject");
javaToSdoMappings.put(Byte.class, "ByteObject");
javaToSdoMappings.put(Character.class, "CharacterObject");
javaToSdoMappings.put(Double.class, "DoubleObject");
javaToSdoMappings.put(Float.class, "FloatObject");
javaToSdoMappings.put(Integer.class, "IntObject");
javaToSdoMappings.put(Long.class, "LongObject");
javaToSdoMappings.put(Short.class, "ShortObject");
}
//XSD to SDO mappings (section 9.4 of the SDO spec)
protected static Map xsdToSdoMappings = new HashMap();
static {
xsdToSdoMappings.put("anySimpleType", "Object");
xsdToSdoMappings.put("anyType", "DataObject");
xsdToSdoMappings.put("anyURI", "URI");
xsdToSdoMappings.put("base64Binary", "Bytes");
xsdToSdoMappings.put("boolean", "Boolean");
xsdToSdoMappings.put("byte", "Byte");
xsdToSdoMappings.put("date", "YearMonthDay");
xsdToSdoMappings.put("dateTime", "DateTime");
xsdToSdoMappings.put("decimal", "Decimal");
xsdToSdoMappings.put("double", "Double");
xsdToSdoMappings.put("duration", "Duration");
xsdToSdoMappings.put("ENTITIES", "Strings");
xsdToSdoMappings.put("ENTITY", "String");
xsdToSdoMappings.put("float", "Float");
xsdToSdoMappings.put("gDay", "Day");
xsdToSdoMappings.put("gMonth", "Month");
xsdToSdoMappings.put("gMonthDay", "MonthDay");
xsdToSdoMappings.put("gYear", "Year");
xsdToSdoMappings.put("gYearMonth", "YearMonth");
xsdToSdoMappings.put("hexBinary", "Bytes");
xsdToSdoMappings.put("ID","String");
xsdToSdoMappings.put("IDREF","String");
xsdToSdoMappings.put("IDREFS","Strings");
xsdToSdoMappings.put("int","Int");
xsdToSdoMappings.put("integer","Integer");
xsdToSdoMappings.put("language","String");
xsdToSdoMappings.put("long","Long");
xsdToSdoMappings.put("Name","String");
xsdToSdoMappings.put("NCName","String");
xsdToSdoMappings.put("negativeInteger","Integer");
xsdToSdoMappings.put("NMTOKEN","String");
xsdToSdoMappings.put("NMTOKENS","Strings");
xsdToSdoMappings.put("nonNegativeInteger","Integer");
xsdToSdoMappings.put("nonPositiveInteger","Integer");
xsdToSdoMappings.put("normalizedString","String");
xsdToSdoMappings.put("NOTATION","String");
xsdToSdoMappings.put("positiveInteger","Integer");
xsdToSdoMappings.put("QName","URI");
xsdToSdoMappings.put("short","Short");
xsdToSdoMappings.put("string","String");
xsdToSdoMappings.put("time","Time");
xsdToSdoMappings.put("token","String");
xsdToSdoMappings.put("unsignedByte","Short");
xsdToSdoMappings.put("unsignedInt","Long");
xsdToSdoMappings.put("unsignedLong","Integer");
xsdToSdoMappings.put("unsignedShort","Int");
}
}
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