Java tutorial
/* Copyright 2013-2014 SpruceHill.io GmbH 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.sprucehill.mandrill.service; import com.fasterxml.jackson.core.type.TypeReference; import io.sprucehill.mandrill.data.error.MessageError; import io.sprucehill.mandrill.data.error.PreBuildError; import io.sprucehill.mandrill.data.error.TemplateMessageError; import io.sprucehill.mandrill.data.request.MessagePayload; import io.sprucehill.mandrill.data.request.TemplateMessagePayload; import io.sprucehill.mandrill.data.response.MessageResponse; import java.io.IOException; import java.util.List; /** * @author Michael Duergner <michael@sprucehill.io> */ public class MessageService extends AbstractService implements IMessageService { private String fromEmail; private String fromName; public void setFromEmail(String fromEmail) { this.fromEmail = fromEmail; } public void setFromName(String fromName) { this.fromName = fromName; } @Override public List<MessageResponse> sendMessage(MessagePayload payload) throws MessageError, IOException { try { List<MessageResponse> messageResponses = send(payload, new TypeReference<List<MessageResponse>>() { }, MessageError.class); return messageResponses; } catch (MessageError e) { logger.warn("Got MessageError with code {}, name {} and message {} when sending message!", new Object[] { e.getCode().toString(), e.getName(), e.getMessage() }); throw e; } catch (IOException e) { logger.error("Got IOException while sending message!"); throw e; } } @Override public List<MessageResponse> sendMessage(MessagePayload.Builder payloadBuilder) throws PreBuildError, MessageError, IOException { integrateDefaultValues(payloadBuilder); return sendMessage(payloadBuilder.build()); } @Override public List<MessageResponse> sendTemplateMessage(TemplateMessagePayload payload) throws TemplateMessageError, IOException { try { List<MessageResponse> messageResponses = send(payload, new TypeReference<List<MessageResponse>>() { }, MessageError.class); return messageResponses; } catch (MessageError e) { logger.warn("Got MessageError with code {}, name {} and message {} when sending message!", new Object[] { e.getCode().toString(), e.getName(), e.getMessage() }); throw e; } catch (IOException e) { logger.error("Got IOException while sending message!"); throw e; } } public List<MessageResponse> sendTemplateMessage(TemplateMessagePayload.Builder payloadBuilder) throws PreBuildError, TemplateMessageError, IOException { integrateDefaultValues(payloadBuilder); return sendTemplateMessage(payloadBuilder.build()); } <T extends MessagePayload.Init<T, U>, U extends MessagePayload> void integrateDefaultValues( MessagePayload.Init<T, U> payloadBuilder) { super.integrateDefaultValues(payloadBuilder); if (!payloadBuilder.hasFromEmail() && null != fromEmail && !fromEmail.isEmpty()) { payloadBuilder.withFromEmail(fromEmail); } if (!payloadBuilder.hasFromName() && null != fromName && !fromName.isEmpty()) { payloadBuilder.withFromName(fromName); } } }