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The ATSD Client for Java enables Java developers to easily read and write statistics and metadata from Axibase Time-Series Database. Build reporting, analytics, and alerting solutions with minimal effort.

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/*
 * Copyright 2016 Axibase Corporation or its affiliates. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License").
 * You may not use this file except in compliance with the License.
 * A copy of the License is located at
 *
 * https://www.axibase.com/atsd/axibase-apache-2.0.pdf
 *
 * or in the "license" file accompanying this file. This file 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 com.axibase.tsd.query;

import javax.ws.rs.client.WebTarget;

/**
 * @author Nikolay Malevanny.
 */
public class QueryParam extends AbstractQueryPart {
    private final String name;
    private final Object value;
    private final QueryPart previous;

    QueryParam(String name, Object value, QueryPart previous) {
        if (previous == null) {
            throw new IllegalArgumentException("previous is null");
        }
        this.name = name;
        this.value = value;
        this.previous = previous;
    }

    @Override
    public WebTarget fill(WebTarget target) {
        Object paramValue = value;
        if (value instanceof ParamValue) {
            paramValue = ((ParamValue) value).toParamValue();
        } else if (value instanceof Boolean) {
            paramValue = ((Boolean) value) ? "true" : "false";
        }
        return (previous.fill(target)).queryParam(name, paramValue);
    }
}