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/*
 * ============LICENSE_START===================================================
 * Copyright (c) 2018 Amdocs
 * ============================================================================
 * 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.
 * ============LICENSE_END=====================================================
 */
package org.onap.pomba.contextbuilder.networkdiscovery.exception;

import javax.ws.rs.core.Response.Status;

public class DiscoveryException extends Exception {

    private static final long serialVersionUID = -4874149714911165454L;

    private final Status httpStatus;

    public DiscoveryException(String message) {
        super(message);
        this.httpStatus = matchErrorCode(message);
    }

    public DiscoveryException(String message, Status httpStatus) {
        super(message);
        if (httpStatus == null) {
            throw new NullPointerException("httpStatus");
        }
        this.httpStatus = httpStatus;
    }

    public DiscoveryException(String message, Exception cause) {
        super(message, cause);
        this.httpStatus = matchErrorCode(cause.getMessage());
    }

    public Status getHttpStatus() {
        return this.httpStatus;
    }

    private Status matchErrorCode(String errorMessage) {
        if(null == errorMessage) {
            return Status.INTERNAL_SERVER_ERROR;
        }
        if (errorMessage.toLowerCase().contains("auth")) {
            return Status.UNAUTHORIZED;
        }
        if ((errorMessage.toLowerCase().contains("missing"))) {
            return Status.BAD_REQUEST;
        } else {
            for (Status st : Status.values()) {

                if (errorMessage.toLowerCase().contains(st.getReasonPhrase().toLowerCase())) {
                    return st;
                }
            }
        }
        return Status.INTERNAL_SERVER_ERROR;
    }
}