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/**
 * Copyright (C) 2015 The Gravitee team (http://gravitee.io)
 *
 * 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 io.gravitee.management.rest.resource.param;

import javax.ws.rs.QueryParam;
import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.Response;

/**
 * @author David BRASSELY (brasseld at gmail.com)
 */
public class HealthParam {

    @QueryParam("from")
    private long from;

    @QueryParam("to")
    private long to;

    @QueryParam("interval")
    private long interval;

    public long getFrom() {
        return from;
    }

    public void setFrom(long from) {
        this.from = from;
    }

    public long getInterval() {
        return interval;
    }

    public void setInterval(long interval) {
        this.interval = interval;
    }

    public long getTo() {
        return to;
    }

    public void setTo(long to) {
        this.to = to;
    }

    public void validate() throws WebApplicationException {
        if (from == -1) {
            throw new WebApplicationException(Response
                    .status(Response.Status.BAD_REQUEST)
                    .entity("Query parameter 'from' is not valid")
                    .build());
        }

        if (to == -1) {
            throw new WebApplicationException(Response
                    .status(Response.Status.BAD_REQUEST)
                    .entity("Query parameter 'to' is not valid")
                    .build());
        }

        if (interval == -1) {
            throw new WebApplicationException(Response
                    .status(Response.Status.BAD_REQUEST)
                    .entity("Query parameter 'interval' is not valid")
                    .build());
        }

        if (interval < 1_000 || interval > 20_000_000) {
            throw new WebApplicationException(Response
                    .status(Response.Status.BAD_REQUEST)
                    .entity("Query parameter 'interval' is not valid. 'interval' must be >= 1000 and <= 10000000")
                    .build());
        }

        if (from >= to) {
            throw new WebApplicationException(Response
                    .status(Response.Status.BAD_REQUEST)
                    .entity("'from' query parameter value must be greater than 'to'")
                    .build());
        }
    }
}