org.apache.camel.component.google.mail.GoogleMailComponentVerifierExtension Maven / Gradle / Ivy

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 org.apache.camel.component.google.mail;

import java.util.Map;

import com.google.api.services.gmail.Gmail;
import org.apache.camel.component.extension.verifier.DefaultComponentVerifierExtension;
import org.apache.camel.component.extension.verifier.ResultBuilder;
import org.apache.camel.component.extension.verifier.ResultErrorBuilder;
import org.apache.camel.component.extension.verifier.ResultErrorHelper;

public class GoogleMailComponentVerifierExtension extends DefaultComponentVerifierExtension {

    public GoogleMailComponentVerifierExtension() {
        this("google-mail");
    }

    public GoogleMailComponentVerifierExtension(String scheme) {
        super(scheme);
    }

    // *********************************
    // Parameters validation
    // *********************************

    @Override
    protected Result verifyParameters(Map parameters) {

        ResultBuilder builder = ResultBuilder.withStatusAndScope(Result.Status.OK, Scope.PARAMETERS)
                .error(ResultErrorHelper.requiresOption(parameters, "applicationName"))
                .error(ResultErrorHelper.requiresOption(parameters, "clientId"))
                .error(ResultErrorHelper.requiresOption(parameters, "clientSecret"));

        return builder.build();
    }

    // *********************************
    // Connectivity validation
    // *********************************

    @Override
    @SuppressWarnings("PMD.AvoidCatchingGenericException")
    protected Result verifyConnectivity(Map parameters) {
        ResultBuilder builder = ResultBuilder.withStatusAndScope(Result.Status.OK, Scope.CONNECTIVITY);

        try {
            GoogleMailConfiguration configuration = setProperties(new GoogleMailConfiguration(), parameters);
            GoogleMailClientFactory clientFactory = new BatchGoogleMailClientFactory();
            Gmail client = null;
            if (configuration.getClientSecret() != null) {
                client = clientFactory.makeClient(configuration.getClientId(), configuration.getClientSecret(),
                        configuration.getScopes(), configuration.getApplicationName(),
                        configuration.getRefreshToken(), configuration.getAccessToken());
            } else if (configuration.getServiceAccountKey() != null) {
                client = clientFactory.makeClient(getCamelContext(), configuration.getServiceAccountKey(),
                        configuration.getScopes(), configuration.getApplicationName(), configuration.getDelegate());
            }
            client.users().getProfile((String) parameters.get("userId")).execute();
        } catch (Exception e) {
            ResultErrorBuilder errorBuilder
                    = ResultErrorBuilder.withCodeAndDescription(VerificationError.StandardCode.AUTHENTICATION, e.getMessage())
                            .detail("gmail_exception_message", e.getMessage())
                            .detail(VerificationError.ExceptionAttribute.EXCEPTION_CLASS, e.getClass().getName())
                            .detail(VerificationError.ExceptionAttribute.EXCEPTION_INSTANCE, e);

            builder.error(errorBuilder.build());
        }

        return builder.build();
    }
}