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/**
*
* Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
*
* Licensed 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.das.rdb.graphbuilder.impl;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.Iterator;
import org.apache.tuscany.das.rdb.ResultSetShape;
import org.apache.tuscany.das.rdb.config.Config;
import org.apache.tuscany.das.rdb.graphbuilder.schema.ESchemaMaker;
import org.apache.tuscany.das.rdb.util.DebugUtil;
import commonj.sdo.Type;
/**
*/
public class GraphBuilderMetadata {
private Config mappingModel;
private final Collection resultSets = new ArrayList();
private boolean debug = false;
private Type schema;
public GraphBuilderMetadata(Collection results, Type schema, Config model, ResultSetShape shape) throws SQLException {
this.mappingModel = model;
this.schema = schema;
Iterator i = results.iterator();
while (i.hasNext()) {
ResultSet rs = (ResultSet) i.next();
ResultMetadata resultMetadata = new ResultMetadata(rs, mappingModel, shape);
resultSets.add(resultMetadata);
}
DebugUtil.debugln(getClass(), debug, "Mapping model: " + mappingModel);
}
public Collection getResultMetadata() {
return this.resultSets;
}
public boolean hasMappingModel() {
return mappingModel == null ? false : true;
}
/**
* @return
*/
public Collection getRelationships() {
if (!hasMappingModel()) {
DebugUtil.debugln(getClass(), debug, "No relationships to return");
return Collections.EMPTY_LIST;
}
return mappingModel.getRelationship();
}
/**
* @return
*/
public Type getSchema() {
if ( this.schema == null ) {
ESchemaMaker schemaMaker = new ESchemaMaker(this);
return schemaMaker.createTypes();
} else {
return this.schema;
}
}
public Config getMapping() {
return this.mappingModel;
}
}
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