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The following commit(s) were added to refs/heads/camel-4.4.x by this push:
new 84ecb1faddb CAMEL-21112: camel-sql - SQL producer in batch mode using
inlined simple expression should use the individual batch body when evaluating.
Thanks to Alexander Zobkov for the analysis. (#15315)
84ecb1faddb is described below
commit 84ecb1faddb9ebd927269f547c9b2cbe6db9949b
Author: Claus Ibsen <[email protected]>
AuthorDate: Mon Aug 26 15:36:33 2024 +0200
CAMEL-21112: camel-sql - SQL producer in batch mode using inlined simple
expression should use the individual batch body when evaluating. Thanks to
Alexander Zobkov for the analysis. (#15315)
---
.../sql/DefaultSqlPrepareStatementStrategy.java | 16 +++-
.../component/sql/ProducerBatchSimpleExpTest.java | 89 ++++++++++++++++++++++
2 files changed, 101 insertions(+), 4 deletions(-)
diff --git
a/components/camel-sql/src/main/java/org/apache/camel/component/sql/DefaultSqlPrepareStatementStrategy.java
b/components/camel-sql/src/main/java/org/apache/camel/component/sql/DefaultSqlPrepareStatementStrategy.java
index 143ad54e3b4..e3f5eab4c2f 100644
---
a/components/camel-sql/src/main/java/org/apache/camel/component/sql/DefaultSqlPrepareStatementStrategy.java
+++
b/components/camel-sql/src/main/java/org/apache/camel/component/sql/DefaultSqlPrepareStatementStrategy.java
@@ -29,7 +29,9 @@ import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.apache.camel.Exchange;
+import org.apache.camel.Expression;
import org.apache.camel.RuntimeExchangeException;
+import org.apache.camel.support.ExchangeHelper;
import org.apache.camel.support.ObjectHelper;
import org.apache.camel.util.StringQuoteHelper;
import org.slf4j.Logger;
@@ -69,7 +71,7 @@ public class DefaultSqlPrepareStatementStrategy implements
SqlPrepareStatementSt
Matcher matcher = REPLACE_IN_PATTERN.matcher(query);
while (matcher.find()) {
String found = matcher.group(1);
- Object parameter = lookupParameter(found, exchange,
exchange.getIn().getBody());
+ Object parameter = lookupParameter(found, exchange, null);
if (parameter != null) {
Iterator<?> it = createInParameterIterator(parameter);
StringJoiner replaceBuilder = new StringJoiner(",");
@@ -259,14 +261,20 @@ public class DefaultSqlPrepareStatementStrategy
implements SqlPrepareStatementSt
}
}
- protected static Object lookupParameter(String nextParam, Exchange
exchange, Object body) {
+ protected static Object lookupParameter(String nextParam, Exchange
exchange, Object batchBody) {
+ Object body = batchBody != null ? batchBody :
exchange.getMessage().getBody();
Map<?, ?> bodyMap =
safeMap(exchange.getContext().getTypeConverter().tryConvertTo(Map.class, body));
Map<?, ?> headersMap = safeMap(exchange.getIn().getHeaders());
Object answer = null;
if ((nextParam.startsWith("$simple{") || nextParam.startsWith("${"))
&& nextParam.endsWith("}")) {
- answer =
exchange.getContext().resolveLanguage("simple").createExpression(nextParam).evaluate(exchange,
- Object.class);
+ if (batchBody != null) {
+ // in batch mode then need to work on a copy of the original
exchange and set the batch body
+ exchange = ExchangeHelper.createCopy(exchange, true);
+ exchange.getMessage().setBody(batchBody);
+ }
+ Expression exp =
exchange.getContext().resolveLanguage("simple").createExpression(nextParam);
+ answer = exp.evaluate(exchange, Object.class);
} else if (bodyMap.containsKey(nextParam)) {
answer = bodyMap.get(nextParam);
} else if (headersMap.containsKey(nextParam)) {
diff --git
a/components/camel-sql/src/test/java/org/apache/camel/component/sql/ProducerBatchSimpleExpTest.java
b/components/camel-sql/src/test/java/org/apache/camel/component/sql/ProducerBatchSimpleExpTest.java
new file mode 100644
index 00000000000..0735971fd3e
--- /dev/null
+++
b/components/camel-sql/src/test/java/org/apache/camel/component/sql/ProducerBatchSimpleExpTest.java
@@ -0,0 +1,89 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF 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.
+ */
+package org.apache.camel.component.sql;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.apache.camel.builder.RouteBuilder;
+import org.apache.camel.component.mock.MockEndpoint;
+import org.apache.camel.test.junit5.CamelTestSupport;
+import org.junit.jupiter.api.Test;
+import org.springframework.jdbc.core.JdbcTemplate;
+import org.springframework.jdbc.datasource.embedded.EmbeddedDatabase;
+import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseBuilder;
+import org.springframework.jdbc.datasource.embedded.EmbeddedDatabaseType;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+public class ProducerBatchSimpleExpTest extends CamelTestSupport {
+
+ private EmbeddedDatabase db;
+ private JdbcTemplate jdbcTemplate;
+
+ public record MyData(int id, String project, String license) {
+ }
+
+ @Override
+ public void doPreSetup() throws Exception {
+ db = new EmbeddedDatabaseBuilder()
+ .setName(getClass().getSimpleName())
+ .setType(EmbeddedDatabaseType.H2)
+ .addScript("sql/createAndPopulateDatabase.sql").build();
+
+ jdbcTemplate = new JdbcTemplate(db);
+ }
+
+ @Override
+ public void doPostTearDown() throws Exception {
+ if (db != null) {
+ db.shutdown();
+ }
+ }
+
+ @Test
+ public void shouldExecuteBatch() throws InterruptedException {
+ MockEndpoint mock = getMockEndpoint("mock:query");
+ mock.expectedMessageCount(1);
+
+ List data = new ArrayList();
+ data.add(new MyData(4, "Donald", "DIS"));
+ data.add(new MyData(5, "Goofy", "DIS"));
+ template.requestBody("direct:query", data);
+
+ MockEndpoint.assertIsSatisfied(context);
+
+ assertEquals("Donald", jdbcTemplate.queryForObject("select project
from projects where id = 4", String.class));
+ assertEquals("Goofy", jdbcTemplate.queryForObject("select project from
projects where id = 5", String.class));
+ }
+
+ @Override
+ protected RouteBuilder createRouteBuilder() {
+ return new RouteBuilder() {
+ @Override
+ public void configure() {
+ getContext().getComponent("sql",
SqlComponent.class).setDataSource(db);
+
+ from("direct:query")
+ .to("sql:insert into projects values " +
+
"(:#$simple{body.id},:#$simple{body.project},:#$simple{body.license})" +
+ "?batch=true")
+ .to("mock:query");
+ }
+ };
+ }
+}
