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Add support to retrieve messages based on msg-id or correlation-id
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53 changes: 53 additions & 0 deletions
53
native/src/main/java/io/ballerina/lib/ibm.ibmmq/config/GetMessageOptions.java
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|---|---|---|
| @@ -0,0 +1,53 @@ | ||
| /* | ||
| * Copyright (c) 2024, WSO2 LLC. (http://www.wso2.org). | ||
| * | ||
| * WSO2 LLC. 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. | ||
| */ | ||
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| package io.ballerina.lib.ibm.ibmmq.config; | ||
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| import io.ballerina.runtime.api.values.BMap; | ||
| import io.ballerina.runtime.api.values.BString; | ||
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| import static io.ballerina.lib.ibm.ibmmq.Constants.MATCH_OPTIONS; | ||
| import static io.ballerina.lib.ibm.ibmmq.Constants.OPTIONS; | ||
| import static io.ballerina.lib.ibm.ibmmq.Constants.WAIT_INTERVAL; | ||
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| /** | ||
| * Represents the IBM MQ GET message options. | ||
| * | ||
| * @param options Get message option | ||
| * @param waitInterval The maximum time (in seconds) that a `get` call waits for a suitable message to arrive. | ||
| * It is used in conjunction with `MQGMO_WAIT`. | ||
| * @param matchOptions Message selection criteria | ||
| */ | ||
| public record GetMessageOptions(int options, int waitInterval, MatchOptions matchOptions) { | ||
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| public GetMessageOptions(BMap<BString, Object> getMsgOptions) { | ||
| this ( | ||
| getMsgOptions.getIntValue(OPTIONS).intValue(), | ||
| getMsgOptions.getIntValue(WAIT_INTERVAL).intValue() * 1000, | ||
| getMatchOptions(getMsgOptions) | ||
| ); | ||
| } | ||
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| @SuppressWarnings("unchecked") | ||
| private static MatchOptions getMatchOptions(BMap<BString, Object> getMsgOptions) { | ||
| if (!getMsgOptions.containsKey(MATCH_OPTIONS)) { | ||
| return null; | ||
| } | ||
| return new MatchOptions((BMap<BString, Object>) getMsgOptions.getMapValue(MATCH_OPTIONS)); | ||
| } | ||
| } |
48 changes: 48 additions & 0 deletions
48
native/src/main/java/io/ballerina/lib/ibm.ibmmq/config/MatchOptions.java
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| @@ -0,0 +1,48 @@ | ||
| /* | ||
| * Copyright (c) 2024, WSO2 LLC. (http://www.wso2.org). | ||
| * | ||
| * WSO2 LLC. 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. | ||
| */ | ||
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| package io.ballerina.lib.ibm.ibmmq.config; | ||
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| import io.ballerina.runtime.api.values.BMap; | ||
| import io.ballerina.runtime.api.values.BString; | ||
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| import static io.ballerina.lib.ibm.ibmmq.Constants.CORRELATION_ID_FIELD; | ||
| import static io.ballerina.lib.ibm.ibmmq.Constants.MESSAGE_ID_FIELD; | ||
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| /** | ||
| * Represents the selection criteria that determine which message is retrieved. | ||
| * | ||
| * @param messageId The message identifier of the message which needs to be retrieved | ||
| * @param correlationId The Correlation identifier of the message which needs to be retrieved | ||
| */ | ||
| public record MatchOptions(byte[] messageId, byte[] correlationId) { | ||
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| public MatchOptions(BMap<BString, Object> matchOptions) { | ||
| this ( | ||
| getValueIfPresent(matchOptions, MESSAGE_ID_FIELD), | ||
| getValueIfPresent(matchOptions, CORRELATION_ID_FIELD) | ||
| ); | ||
| } | ||
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| private static byte[] getValueIfPresent(BMap<BString, Object> matchOptions, BString key) { | ||
| if (!matchOptions.containsKey(key)) { | ||
| return null; | ||
| } | ||
| return matchOptions.getArrayValue(key).getByteArray(); | ||
| } | ||
| } |