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Subject Transform Stream Configuration Part 1 (#978)
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| // Copyright 2023 The NATS Authors | ||
| // 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. | ||
|
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| package io.nats.client.api; | ||
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| import io.nats.client.support.JsonSerializable; | ||
| import io.nats.client.support.JsonValue; | ||
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| import static io.nats.client.support.ApiConstants.DEST; | ||
| import static io.nats.client.support.ApiConstants.SRC; | ||
| import static io.nats.client.support.JsonUtils.*; | ||
| import static io.nats.client.support.JsonValueUtils.readString; | ||
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| /** | ||
| * SubjectTransform | ||
| */ | ||
| public class SubjectTransform implements JsonSerializable { | ||
| private final String source; | ||
| private final String destination; | ||
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| static SubjectTransform optionalInstance(JsonValue vSubjectTransform) { | ||
| return vSubjectTransform == null ? null : new SubjectTransform(vSubjectTransform); | ||
| } | ||
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| SubjectTransform(JsonValue vSubjectTransform) { | ||
| source = readString(vSubjectTransform, SRC); | ||
| destination = readString(vSubjectTransform, DEST); | ||
| } | ||
|
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| /** | ||
| * Construct a 'SubjectTransform' object | ||
| * @param source the subject matching filter | ||
| * @param destination the SubjectTransform Subject template | ||
| */ | ||
| public SubjectTransform(String source, String destination) { | ||
| this.source = source; | ||
| this.destination = destination; | ||
| } | ||
|
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| /** | ||
| * Get source, the subject matching filter | ||
| * @return the source | ||
| */ | ||
| public String getSource() { | ||
| return source; | ||
| } | ||
|
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| /** | ||
| * Get destination, the SubjectTransform Subject template | ||
| * @return the destination | ||
| */ | ||
| public String getDestination() { | ||
| return destination; | ||
| } | ||
|
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| public String toJson() { | ||
| StringBuilder sb = beginJson(); | ||
| addField(sb, SRC, source); | ||
| addField(sb, DEST, destination); | ||
| return endJson(sb).toString(); | ||
| } | ||
|
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| /** | ||
| * Creates a builder for a placements object. | ||
| * @return the builder. | ||
| */ | ||
| public static Builder builder() { | ||
| return new Builder(); | ||
| } | ||
|
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| /** | ||
| * Placement can be created using a Builder. | ||
| */ | ||
| public static class Builder { | ||
| private String source; | ||
| private String destination; | ||
|
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| /** | ||
| * Set the Published Subject-matching filter | ||
| * @param source the source | ||
| * @return the builder | ||
| */ | ||
| public Builder source(String source) { | ||
| this.source = source; | ||
| return this; | ||
| } | ||
| /** | ||
| * Set the SubjectTransform Subject template | ||
| * @param destination the destination | ||
| * @return the builder | ||
| */ | ||
| public Builder destination(String destination) { | ||
| this.destination = destination; | ||
| return this; | ||
| } | ||
|
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| /** | ||
| * Build a Placement object | ||
| * @return the Placement | ||
| */ | ||
| public SubjectTransform build() { | ||
| return new SubjectTransform(source, destination); | ||
| } | ||
| } | ||
| } |
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