/*
* 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.jackrabbit.core.query.lucene.join;
import java.util.Map;
import javax.jcr.ItemNotFoundException;
import javax.jcr.Node;
import javax.jcr.RepositoryException;
import javax.jcr.Value;
import javax.jcr.query.Row;
import javax.jcr.query.qom.Operand;
import javax.jcr.query.qom.PropertyValue;
import org.apache.jackrabbit.commons.query.qom.OperandEvaluator;
abstract class AbstractRow implements Row {
private final Map<String, PropertyValue> columns;
private final OperandEvaluator evaluator;
protected AbstractRow(
Map<String, PropertyValue> columns, OperandEvaluator evaluator) {
this.columns = columns;
this.evaluator = evaluator;
}
public Value[] getValues() throws RepositoryException {
Value[] values = new Value[columns.size()];
int i = 0;
for (String columnName : columns.keySet()) {
values[i++] = getValue(columnName);
}
return values;
}
public Value getValue(String columnName)
throws ItemNotFoundException, RepositoryException {
Operand operand = columns.get(columnName);
if (operand != null) {
return evaluator.getValue(operand, this);
} else {
throw new ItemNotFoundException(
"Column " + columnName + " is not included in this row");
}
}
public String getPath() throws RepositoryException {
Node node = getNode();
if (node != null) {
return node.getPath();
} else {
return null;
}
}
public String getPath(String selectorName) throws RepositoryException {
Node node = getNode(selectorName);
if (node != null) {
return node.getPath();
} else {
return null;
}
}
}