001/*
002 * #%L
003 * HAPI FHIR - Core Library
004 * %%
005 * Copyright (C) 2014 - 2025 Smile CDR, Inc.
006 * %%
007 * Licensed under the Apache License, Version 2.0 (the "License");
008 * you may not use this file except in compliance with the License.
009 * You may obtain a copy of the License at
010 *
011 *      http://www.apache.org/licenses/LICENSE-2.0
012 *
013 * Unless required by applicable law or agreed to in writing, software
014 * distributed under the License is distributed on an "AS IS" BASIS,
015 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
016 * See the License for the specific language governing permissions and
017 * limitations under the License.
018 * #L%
019 */
020package ca.uhn.fhir.rest.param;
021
022import ca.uhn.fhir.context.FhirContext;
023import ca.uhn.fhir.model.api.IQueryParameterType;
024import org.apache.commons.lang3.builder.ToStringBuilder;
025import org.apache.commons.lang3.builder.ToStringStyle;
026
027import java.math.BigDecimal;
028
029import static org.apache.commons.lang3.StringUtils.isBlank;
030import static org.apache.commons.lang3.StringUtils.isNotBlank;
031
032public class NumberParam extends BaseParamWithPrefix<NumberParam> implements IQueryParameterType {
033
034        private static final long serialVersionUID = 1L;
035        private BigDecimal myQuantity;
036
037        /**
038         * Constructor
039         */
040        public NumberParam() {
041                super();
042        }
043
044        /**
045         * Constructor
046         *
047         * @param theValue
048         *            A value, e.g. "10"
049         */
050        public NumberParam(int theValue) {
051                setValue(new BigDecimal(theValue));
052        }
053
054        /**
055         * Constructor
056         *
057         * @param theValue
058         *            A string value, e.g. "gt5.0"
059         */
060        public NumberParam(String theValue) {
061                setValueAsQueryToken(null, null, null, theValue);
062        }
063
064        @Override
065        String doGetQueryParameterQualifier() {
066                return null;
067        }
068
069        @Override
070        String doGetValueAsQueryToken(FhirContext theContext) {
071                StringBuilder b = new StringBuilder();
072                if (getPrefix() != null) {
073                        b.append(ParameterUtil.escapeWithDefault(getPrefix().getValue()));
074                }
075                b.append(ParameterUtil.escapeWithDefault(myQuantity.toPlainString()));
076                return b.toString();
077        }
078
079        @Override
080        void doSetValueAsQueryToken(FhirContext theContext, String theParamName, String theQualifier, String theValue) {
081                if (getMissing() != null && isBlank(theValue)) {
082                        return;
083                }
084                String value = super.extractPrefixAndReturnRest(theValue);
085                myQuantity = null;
086                if (isNotBlank(value)) {
087                        myQuantity = new BigDecimal(value);
088                }
089        }
090
091        public BigDecimal getValue() {
092                return myQuantity;
093        }
094
095        public NumberParam setValue(BigDecimal theValue) {
096                myQuantity = theValue;
097                return this;
098        }
099
100        @Override
101        public String toString() {
102                ToStringBuilder b = new ToStringBuilder(this, ToStringStyle.SIMPLE_STYLE);
103                b.append("prefix", getPrefix());
104                b.append("value", myQuantity);
105                return b.build();
106        }
107}