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new 05be4fd05831 CAMEL-26612: camel-jbang - camel eval --isolated and
camel transform message do not load the plugins (#29222)
05be4fd05831 is described below
commit 05be4fd058314c6938ea06e812f3b7e302df6bd4
Author: Claus Ibsen <[email protected]>
AuthorDate: Thu Nov 5 13:05:55 2026 +0100
CAMEL-26612: camel-jbang - camel eval --isolated and camel transform
message do not load the plugins (#29222)
Co-Authored-By: Claude Opus 5.5 <[email protected]>
---
.../apache/camel/dsl/jbang/core/commands/Run.java | 13 ++++++-
.../core/commands/RunTransformMessageTest.java | 40 ++++++++++++++++++++++
2 files changed, 52 insertions(+), 1 deletion(-)
diff --git
a/dsl/camel-jbang/camel-jbang-core/src/main/java/org/apache/camel/dsl/jbang/core/commands/Run.java
b/dsl/camel-jbang/camel-jbang-core/src/main/java/org/apache/camel/dsl/jbang/core/commands/Run.java
index b43b7981b4a9..b9cea617e915 100644
---
a/dsl/camel-jbang/camel-jbang-core/src/main/java/org/apache/camel/dsl/jbang/core/commands/Run.java
+++
b/dsl/camel-jbang/camel-jbang-core/src/main/java/org/apache/camel/dsl/jbang/core/commands/Run.java
@@ -686,6 +686,17 @@ public class Run extends CamelCommand {
}
public Integer runTransformMessage(String camelVersion, MavenResolverMixin
mavenResolver) throws Exception {
+ prepareTransformMessage(camelVersion, mavenResolver);
+ return run();
+ }
+
+ /**
+ * The options of the empty Camel that boots in the background to
transform a message or evaluate an expression
+ * (camel transform message, camel eval --isolated). It needs no plugins:
loading them resolves every configured
+ * plugin, and when this runs in another JVM, such as a test, it caches
their class path for the user's Camel CLI
+ * with the class path of that JVM.
+ */
+ void prepareTransformMessage(String camelVersion, MavenResolverMixin
mavenResolver) {
// just boot silently an empty camel in the background and exit
this.transformMessageRun = true;
this.background = true;
@@ -693,8 +704,8 @@ public class Run extends CamelCommand {
this.mavenResolver = mavenResolver;
this.empty = true;
this.ignoreLoadingError = true;
+ this.skipPlugins = true;
this.name = "transform";
- return run();
}
protected Integer runScript(String file) throws Exception {
diff --git
a/dsl/camel-jbang/camel-jbang-core/src/test/java/org/apache/camel/dsl/jbang/core/commands/RunTransformMessageTest.java
b/dsl/camel-jbang/camel-jbang-core/src/test/java/org/apache/camel/dsl/jbang/core/commands/RunTransformMessageTest.java
new file mode 100644
index 000000000000..7337291173b6
--- /dev/null
+++
b/dsl/camel-jbang/camel-jbang-core/src/test/java/org/apache/camel/dsl/jbang/core/commands/RunTransformMessageTest.java
@@ -0,0 +1,40 @@
+/*
+ * 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.dsl.jbang.core.commands;
+
+import org.junit.jupiter.api.Test;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+class RunTransformMessageTest {
+
+ @Test
+ void theEmptyCamelOfATransformLoadsNoPlugins() {
+ // camel eval --isolated and camel transform message boot an empty
Camel. Loading the plugins there is not
+ // needed, and EvalSimpleTest, which uses the home of the developer,
then rewrote the plugin class path cache of
+ // the developer's Camel CLI with the class path of the test JVM
(camel test run failed after that)
+ Run run = new Run(new CamelJBangMain());
+ run.prepareTransformMessage("4.24.0", null);
+
+ assertThat(run.skipPlugins).isTrue();
+ assertThat(run.transformMessageRun).isTrue();
+ assertThat(run.empty).isTrue();
+ assertThat(run.background).isTrue();
+ assertThat(run.camelVersion).isEqualTo("4.24.0");
+ }
+
+}
