diff options
Diffstat (limited to 'dcae-analytics-dmaap/src/main/java/org/onap/dcae/apod/analytics/dmaap/domain/config/DMaaPMRSubscriberConfig.java')
| -rw-r--r-- | dcae-analytics-dmaap/src/main/java/org/onap/dcae/apod/analytics/dmaap/domain/config/DMaaPMRSubscriberConfig.java | 295 |
1 files changed, 295 insertions, 0 deletions
diff --git a/dcae-analytics-dmaap/src/main/java/org/onap/dcae/apod/analytics/dmaap/domain/config/DMaaPMRSubscriberConfig.java b/dcae-analytics-dmaap/src/main/java/org/onap/dcae/apod/analytics/dmaap/domain/config/DMaaPMRSubscriberConfig.java new file mode 100644 index 0000000..8158b6b --- /dev/null +++ b/dcae-analytics-dmaap/src/main/java/org/onap/dcae/apod/analytics/dmaap/domain/config/DMaaPMRSubscriberConfig.java @@ -0,0 +1,295 @@ +/* + * ===============================LICENSE_START====================================== + * dcae-analytics + * ================================================================================ + * Copyright © 2017 AT&T Intellectual Property. 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. + * 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.dcae.apod.analytics.dmaap.domain.config; + +import com.google.common.base.Objects; +import org.onap.dcae.apod.analytics.common.AnalyticsConstants; + +import java.util.UUID; + +import javax.annotation.Nonnull; + +/** + * <p> + * Immutable DMaaP MR Configuration for Subscriber. + * <p> + * Use {@link DMaaPMRSubscriberConfig.Builder} to construct Subscriber Configuration + * <p> + * + * @author Rajiv Singla . Creation Date: 10/12/2016. + */ +public final class DMaaPMRSubscriberConfig extends DMaaPMRBaseConfig { + + private final String consumerId; + private final String consumerGroup; + private final Integer timeoutMS; + private final Integer messageLimit; + + private DMaaPMRSubscriberConfig(@Nonnull String hostName, + @Nonnull Integer portNumber, + @Nonnull String topicName, + @Nonnull String protocol, + String userName, + String userPassword, + @Nonnull String contentType, + @Nonnull String consumerId, + @Nonnull String consumerGroup, + @Nonnull Integer timeoutMS, + @Nonnull Integer messageLimit) { + this.hostName = hostName; + this.portNumber = portNumber; + this.topicName = topicName; + this.protocol = protocol; + this.userName = userName; + this.userPassword = userPassword; + this.contentType = contentType; + this.consumerId = consumerId; + this.consumerGroup = consumerGroup; + this.timeoutMS = timeoutMS; + this.messageLimit = messageLimit; + } + + /** + * Builder to initialize immutable {@link DMaaPMRSubscriberConfig} object + */ + public static class Builder { + + private String hostName; + private Integer portNumber; + private String topicName; + private String userName; + private String userPassword; + private String protocol; + private String contentType; + private String consumerId; + private String consumerGroup; + private Integer timeoutMS; + private Integer messageLimit; + + public Builder(@Nonnull String hostName, + @Nonnull String topicName) { + // Required Values + this.hostName = hostName; + this.topicName = topicName; + + // Default values + this.portNumber = AnalyticsConstants.DEFAULT_PORT_NUMBER; + this.userName = AnalyticsConstants.DEFAULT_USER_NAME; + this.userPassword = AnalyticsConstants.DEFAULT_USER_PASSWORD; + this.protocol = AnalyticsConstants.DEFAULT_PROTOCOL; + this.contentType = AnalyticsConstants.DEFAULT_CONTENT_TYPE; + this.consumerId = UUID.randomUUID().toString(); // consumer is assigned a random id by default + this.consumerGroup = AnalyticsConstants.DEFAULT_SUBSCRIBER_GROUP_PREFIX + consumerId; // random group + this.timeoutMS = AnalyticsConstants.DEFAULT_SUBSCRIBER_TIMEOUT_MS; // defaults to 10ms timeout + this.messageLimit = AnalyticsConstants.DEFAULT_SUBSCRIBER_MESSAGE_LIMIT; // defaults to 1000 message limit + } + + + /** + * Setup for custom host port number - Defaults to 80. + * + * @param portNumber custom port number + * @return Builder object itself for chaining + */ + public Builder setPortNumber(@Nonnull Integer portNumber) { + this.portNumber = portNumber; + return this; + } + + + /** + * Setup user name for authentication. If no username is provided authentication will be disabled + * + * @param userName user name for DMaaP Topic Authentication + * @return Builder object itself for chaining + */ + public Builder setUserName(@Nonnull String userName) { + this.userName = userName; + return this; + } + + + /** + * Setup user password for authentication. If no password is provided authentication will be disabled + * + * @param userPassword user password for DMaaP Topic Authentication + * @return Builder object itself for chaining + */ + public Builder setUserPassword(@Nonnull String userPassword) { + this.userPassword = userPassword; + return this; + } + + + /** + * Setup custom Subscriber protocol - Defaults to https. + * Note: Only http and https are currently supported. + * + * @param protocol protocol e.g. https or http + * @return Builder object itself for chaining + */ + public Builder setProtocol(@Nonnull String protocol) { + + this.protocol = normalizeValidateProtocol(protocol); + return this; + } + + /** + * Setup custom Subscriber content-type - Defaults to application/json + * + * @param contentType content type e.g. application/json + * @return Builder object itself for chaining + */ + public Builder setContentType(@Nonnull String contentType) { + final String normalizedContentType = normalizeValidateContentType(contentType); + this.contentType = normalizedContentType; + return this; + } + + + /** + * Setup custom Consumer Id - Defaults to random Id + * + * @param consumerId - custom consumer ID + * @return Builder object itself for chaining + */ + public Builder setConsumerId(@Nonnull String consumerId) { + this.consumerId = consumerId; + return this; + } + + /** + * Setup custom Consumer Group - Default to OpenDCAE-DMaaPSub-ConsumerID + * + * @param consumerGroup - custom Consumer Group + * @return Builder object itself for chaining + */ + public Builder setConsumerGroup(@Nonnull String consumerGroup) { + this.consumerGroup = consumerGroup; + return this; + } + + /** + * Setup Custom Subscriber timeout in ms - Default to no timeout limit + * + * @param timeoutMS timeout in milliseconds + * @return Builder object itself for chaining + */ + public Builder setTimeoutMS(@Nonnull Integer timeoutMS) { + this.timeoutMS = timeoutMS; + return this; + } + + /** + * Setup custom Subscriber Message Limit - Default to no limit + * + * @param messageLimit message Limit + * @return Builder object itself for chaining + */ + public Builder setMessageLimit(@Nonnull Integer messageLimit) { + this.messageLimit = messageLimit; + return this; + } + + /** + * Builds Immutable instance of {@link DMaaPMRSubscriberConfig} + * + * @return immutable DMaaP Subscriber Config Object + */ + public DMaaPMRSubscriberConfig build() { + return new DMaaPMRSubscriberConfig(hostName, portNumber, topicName, protocol, userName, userPassword, + contentType, consumerId, consumerGroup, timeoutMS, messageLimit); + } + + } + + + /** + * DMaaP MR Subscriber Consumer Id + * + * @return consumer Id + */ + public String getConsumerId() { + return consumerId; + } + + /** + * DMaaP MR Subscriber Consumer Group + * + * @return consumer group + */ + public String getConsumerGroup() { + return consumerGroup; + } + + /** + * DMaaP MR Subscriber Timeout in ms + * + * @return subscriber timeout ms + */ + public Integer getTimeoutMS() { + return timeoutMS; + } + + /** + * DMaaP MR Subscriber message limit + * + * @return subscriber message limit + */ + public Integer getMessageLimit() { + return messageLimit; + } + + @Override + public boolean equals(Object o) { + if (this == o) { + return true; + } + if (o == null || getClass() != o.getClass()) { + return false; + } + if (!super.equals(o)) { + return false; + } + DMaaPMRSubscriberConfig that = (DMaaPMRSubscriberConfig) o; + return Objects.equal(consumerId, that.consumerId) && + Objects.equal(consumerGroup, that.consumerGroup) && + Objects.equal(timeoutMS, that.timeoutMS) && + Objects.equal(messageLimit, that.messageLimit); + } + + @Override + public int hashCode() { + return Objects.hashCode(super.hashCode(), consumerId, consumerGroup, timeoutMS, messageLimit); + } + + + @Override + public String toString() { + return Objects.toStringHelper(this) + .add("baseConfig", super.toString()) + .add("consumerId", consumerId) + .add("consumerGroup", consumerGroup) + .add("timeoutMS", timeoutMS) + .add("messageLimit", messageLimit) + .toString(); + } +} |