001package ca.uhn.fhir.rest.gclient;
002
003/*
004 * #%L
005 * HAPI FHIR - Core Library
006 * %%
007 * Copyright (C) 2014 - 2016 University Health Network
008 * %%
009 * Licensed under the Apache License, Version 2.0 (the "License");
010 * you may not use this file except in compliance with the License.
011 * You may obtain a copy of the License at
012 * 
013 *      http://www.apache.org/licenses/LICENSE-2.0
014 * 
015 * Unless required by applicable law or agreed to in writing, software
016 * distributed under the License is distributed on an "AS IS" BASIS,
017 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
018 * See the License for the specific language governing permissions and
019 * limitations under the License.
020 * #L%
021 */
022import static org.apache.commons.lang3.StringUtils.defaultString;
023
024public class CompositeCriterion<A extends IParam, B extends IParam> implements ICompositeWithLeft<B>, ICriterion<B>, ICriterionInternal {
025
026        private ICriterion<B> myRight;
027        private String myName;
028        private ICriterion<A> myLeft;
029
030        public CompositeCriterion(String theName, ICriterion<A> theLeft) {
031                myName = theName;
032                myLeft = theLeft;
033        }
034
035        @Override
036        public ICriterion<B> withRight(ICriterion<B> theRight) {
037                myRight = theRight;
038                return this;
039        }
040
041        @Override
042        public String getParameterValue() {
043                ICriterionInternal left = (ICriterionInternal) myLeft;
044                ICriterionInternal right = (ICriterionInternal) myRight;
045                return defaultString(left.getParameterValue()) + '$' + defaultString(right.getParameterValue());
046        }
047
048        @Override
049        public String getParameterName() {
050                return myName;
051        }
052
053}