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| 1 | +/* |
| 2 | + * SPDX-License-Identifier: Apache-2.0 |
| 3 | + * |
| 4 | + * The OpenSearch Contributors require contributions made to |
| 5 | + * this file be licensed under the Apache-2.0 license or a |
| 6 | + * compatible open source license. |
| 7 | + * |
| 8 | + * Modifications Copyright OpenSearch Contributors. See |
| 9 | + * GitHub history for details. |
| 10 | + */ |
| 11 | + |
| 12 | +/* |
| 13 | + * Copyright 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved. |
| 14 | + * |
| 15 | + * Licensed under the Apache License, Version 2.0 (the "License"). |
| 16 | + * You may not use this file except in compliance with the License. |
| 17 | + * A copy of the License is located at |
| 18 | + * |
| 19 | + * http://www.apache.org/licenses/LICENSE-2.0 |
| 20 | + * |
| 21 | + * or in the "license" file accompanying this file. This file is distributed |
| 22 | + * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either |
| 23 | + * express or implied. See the License for the specific language governing |
| 24 | + * permissions and limitations under the License. |
| 25 | + * |
| 26 | + */ |
| 27 | +package org.opensearch.commons.notifications.model |
| 28 | + |
| 29 | +import org.opensearch.common.io.stream.StreamInput |
| 30 | +import org.opensearch.common.io.stream.StreamOutput |
| 31 | +import org.opensearch.common.io.stream.Writeable |
| 32 | +import org.opensearch.common.xcontent.ToXContent |
| 33 | +import org.opensearch.common.xcontent.XContentBuilder |
| 34 | +import org.opensearch.common.xcontent.XContentParser |
| 35 | +import org.opensearch.common.xcontent.XContentParserUtils |
| 36 | +import org.opensearch.commons.notifications.NotificationConstants.RECIPIENT_TAG |
| 37 | +import org.opensearch.commons.utils.logger |
| 38 | +import org.opensearch.commons.utils.validateEmail |
| 39 | +import java.io.IOException |
| 40 | + |
| 41 | +/** |
| 42 | + * Data class representing Email recipient. |
| 43 | + */ |
| 44 | +data class EmailRecipient( |
| 45 | + val recipient: String |
| 46 | +) : BaseConfigData { |
| 47 | + |
| 48 | + init { |
| 49 | + validateEmail(recipient) |
| 50 | + } |
| 51 | + |
| 52 | + companion object { |
| 53 | + private val log by logger(EmailRecipient::class.java) |
| 54 | + |
| 55 | + /** |
| 56 | + * reader to create instance of class from writable. |
| 57 | + */ |
| 58 | + val reader = Writeable.Reader { EmailRecipient(it) } |
| 59 | + |
| 60 | + /** |
| 61 | + * Parser to parse xContent |
| 62 | + */ |
| 63 | + val xParser = XParser { parse(it) } |
| 64 | + |
| 65 | + /** |
| 66 | + * Creator used in REST communication. |
| 67 | + * @param parser XContentParser to deserialize data from. |
| 68 | + */ |
| 69 | + @JvmStatic |
| 70 | + @Throws(IOException::class) |
| 71 | + fun parse(parser: XContentParser): EmailRecipient { |
| 72 | + var recipient: String? = null |
| 73 | + |
| 74 | + XContentParserUtils.ensureExpectedToken( |
| 75 | + XContentParser.Token.START_OBJECT, |
| 76 | + parser.currentToken(), |
| 77 | + parser |
| 78 | + ) |
| 79 | + while (parser.nextToken() != XContentParser.Token.END_OBJECT) { |
| 80 | + val fieldName = parser.currentName() |
| 81 | + parser.nextToken() |
| 82 | + when (fieldName) { |
| 83 | + RECIPIENT_TAG -> recipient = parser.text() |
| 84 | + else -> { |
| 85 | + parser.skipChildren() |
| 86 | + log.info("Unexpected field: $fieldName, while parsing EmailRecipient") |
| 87 | + } |
| 88 | + } |
| 89 | + } |
| 90 | + recipient ?: throw IllegalArgumentException("$RECIPIENT_TAG field absent") |
| 91 | + return EmailRecipient(recipient) |
| 92 | + } |
| 93 | + } |
| 94 | + |
| 95 | + /** |
| 96 | + * Constructor used in transport action communication. |
| 97 | + * @param input StreamInput stream to deserialize data from. |
| 98 | + */ |
| 99 | + constructor(input: StreamInput) : this( |
| 100 | + recipient = input.readString() |
| 101 | + ) |
| 102 | + |
| 103 | + /** |
| 104 | + * {@inheritDoc} |
| 105 | + */ |
| 106 | + override fun writeTo(output: StreamOutput) { |
| 107 | + output.writeString(recipient) |
| 108 | + } |
| 109 | + |
| 110 | + /** |
| 111 | + * {@inheritDoc} |
| 112 | + */ |
| 113 | + override fun toXContent(builder: XContentBuilder?, params: ToXContent.Params?): XContentBuilder { |
| 114 | + builder!! |
| 115 | + return builder.startObject() |
| 116 | + .field(RECIPIENT_TAG, recipient) |
| 117 | + .endObject() |
| 118 | + } |
| 119 | +} |
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