ca.uhn.fhir.rest.param.StringParam.java Source code

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Here is the source code for ca.uhn.fhir.rest.param.StringParam.java

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package ca.uhn.fhir.rest.param;

/*
 * #%L
 * HAPI FHIR - Core Library
 * %%
 * Copyright (C) 2014 - 2016 University Health Network
 * %%
 * 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.
 * #L%
 */
import static org.apache.commons.lang3.StringUtils.defaultString;

import org.apache.commons.lang3.StringUtils;
import org.apache.commons.lang3.builder.ToStringBuilder;
import org.apache.commons.lang3.builder.ToStringStyle;

import ca.uhn.fhir.context.FhirContext;
import ca.uhn.fhir.model.api.IQueryParameterType;
import ca.uhn.fhir.model.primitive.StringDt;
import ca.uhn.fhir.rest.server.Constants;

public class StringParam extends BaseParam implements IQueryParameterType {

    private boolean myExact;
    private String myValue;
    private boolean myContains;

    public StringParam() {
    }

    public StringParam(String theValue) {
        setValue(theValue);
    }

    public StringParam(String theValue, boolean theExact) {
        setValue(theValue);
        setExact(theExact);
    }

    @Override
    String doGetQueryParameterQualifier() {
        if (isExact()) {
            return Constants.PARAMQUALIFIER_STRING_EXACT;
        } else if (isContains()) {
            return Constants.PARAMQUALIFIER_STRING_CONTAINS;
        } else {
            return null;
        }
    }

    @Override
    String doGetValueAsQueryToken(FhirContext theContext) {
        return ParameterUtil.escape(myValue);
    }

    @Override
    void doSetValueAsQueryToken(FhirContext theContext, String theParamName, String theQualifier, String theValue) {
        if (Constants.PARAMQUALIFIER_STRING_EXACT.equals(theQualifier)) {
            setExact(true);
        } else {
            setExact(false);
        }
        if (Constants.PARAMQUALIFIER_STRING_CONTAINS.equals(theQualifier)) {
            setContains(true);
        } else {
            setContains(false);
        }
        myValue = ParameterUtil.unescape(theValue);
    }

    public String getValue() {
        return myValue;
    }

    public StringDt getValueAsStringDt() {
        return new StringDt(myValue);
    }

    public String getValueNotNull() {
        return defaultString(myValue);
    }

    public boolean isEmpty() {
        return StringUtils.isEmpty(myValue);
    }

    public boolean isExact() {
        return myExact;
    }

    public StringParam setExact(boolean theExact) {
        myExact = theExact;
        if (myExact) {
            setContains(false);
            setMissing(null);
        }
        return this;
    }

    /**
     * String parameter modifier <code>:contains</code>
     */
    public boolean isContains() {
        return myContains;
    }

    public StringParam setValue(String theValue) {
        myValue = theValue;
        return this;
    }

    @Override
    public String toString() {
        ToStringBuilder builder = new ToStringBuilder(this, ToStringStyle.SHORT_PREFIX_STYLE);
        builder.append("value", getValue());
        if (myExact) {
            builder.append("exact", myExact);
        }
        if (myContains) {
            builder.append("contains", myContains);
        }
        if (getMissing() != null) {
            builder.append("missing", getMissing().booleanValue());
        }
        return builder.toString();
    }

    /**
     * String parameter modifier <code>:contains</code>
     */
    public StringParam setContains(boolean theContains) {
        myContains = theContains;
        if (myContains) {
            setExact(false);
            setMissing(null);
        }
        return this;
    }

}