/**
* Copyright 1999-2009 The Pegadi Team
*
* 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.pegadi.sqlsearch;
import java.util.Iterator;
import java.util.List;
/**
* This class implements the logical AND operator on individual SearchTerms.
*
* @author Eirik Bjorsnos <bjorsnos@underdusken.no>
* @version $Revision$, $Date$
*/
public class AndTerm extends CompoundTerm implements java.io.Serializable {
/**
* Constructor that takes an array of SearchTerms.
*
* @param terms the SearchTerms
*/
public AndTerm(SearchTerm... terms) {
super(terms);
}
public AndTerm(List<SearchTerm> terms) {
super(terms);
}
/**
* Returns this SearchTerm and all of it's childrens part of the
* SQL WHERE clause.
*
* @return the WHERE clause
*/
public String whereClause() {
StringBuilder sb = new StringBuilder();
sb.append("(");
for (Iterator<SearchTerm> iterator = getTerms().iterator(); iterator.hasNext(); ) {
SearchTerm searchTerm = iterator.next();
sb.append(searchTerm.whereClause());
if(iterator.hasNext()){
sb.append(" AND ");
}
}
sb.append(")");
return sb.toString();
}
}