Created a camel-jsonpath extension #426

docs/modules/ROOT/pages/list-of-camel-quarkus-extensions.adoc

@@ -214,7 +214,7 @@ Number of Camel data formats: 10 in 9 JAR artifacts (0 deprecated)
 == Camel Languages
 
 // languages: START
-Number of Camel languages: 8 in 2 JAR artifacts (0 deprecated)
+Number of Camel languages: 9 in 3 JAR artifacts (0 deprecated)
 
 [width="100%",cols="4,1,5",options="header"]
 |===
@@ -230,6 +230,8 @@ Number of Camel languages: 8 in 2 JAR artifacts (0 deprecated)
 
 | link:https://camel.apache.org/components/latest/header-language.html[Header] (camel-quarkus-core) | 0.2.0 | To use a Camel Message header in expressions or predicates.
 
+| link:https://camel.apache.org/components/latest/jsonpath-language.html[JsonPath] (camel-quarkus-jsonpath) | 1.0.0 | To use JsonPath in Camel expressions or predicates.
+
 | link:https://camel.apache.org/components/latest/ref-language.html[Ref] (camel-quarkus-core) | 0.2.0 | Reference to an existing Camel expression or predicate, which is looked up from the Camel registry.
 
 | link:https://camel.apache.org/components/latest/simple-language.html[Simple] (camel-quarkus-core) | 0.2.0 | To use Camels built-in Simple language in Camel expressions or predicates.

extensions/jsonpath/deployment/pom.xml

@@ -0,0 +1,75 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+
+    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.
+
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>org.apache.camel.quarkus</groupId>
+        <artifactId>camel-quarkus-jsonpath-parent</artifactId>
+        <version>1.1.0-SNAPSHOT</version>
+        <relativePath>../pom.xml</relativePath>
+    </parent>
+
+    <artifactId>camel-quarkus-jsonpath-deployment</artifactId>
+    <name>Camel Quarkus :: JSON Path :: Deployment</name>
+
+    <dependencyManagement>
+        <dependencies>
+            <dependency>
+                <groupId>org.apache.camel.quarkus</groupId>
+                <artifactId>camel-quarkus-bom-deployment</artifactId>
+                <version>${project.version}</version>
+                <type>pom</type>
+                <scope>import</scope>
+            </dependency>
+        </dependencies>
+    </dependencyManagement>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.apache.camel.quarkus</groupId>
+            <artifactId>camel-quarkus-core-deployment</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.camel.quarkus</groupId>
+            <artifactId>camel-quarkus-jsonpath</artifactId>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <configuration>
+                    <annotationProcessorPaths>
+                        <path>
+                            <groupId>io.quarkus</groupId>
+                            <artifactId>quarkus-extension-processor</artifactId>
+                            <version>${quarkus.version}</version>
+                        </path>
+                    </annotationProcessorPaths>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>

extensions/jsonpath/deployment/src/main/java/org/apache/camel/quarkus/component/json/path/deployment/JsonPathProcessor.java

@@ -0,0 +1,46 @@
+/*
+ * 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.quarkus.component.json.path.deployment;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.apache.camel.jsonpath.JsonPath;
+import org.apache.camel.jsonpath.JsonPathAnnotationExpressionFactory;
+
+import io.quarkus.deployment.annotations.BuildStep;
+import io.quarkus.deployment.builditem.FeatureBuildItem;
+import io.quarkus.deployment.builditem.nativeimage.ReflectiveClassBuildItem;
+
+class JsonPathProcessor {
+
+    private static final String FEATURE = "camel-jsonpath";
+
+    @BuildStep
+    FeatureBuildItem feature() {
+        return new FeatureBuildItem(FEATURE);
+    }
+
+    @BuildStep
+    List<ReflectiveClassBuildItem> registerReflectiveClassBuildItems() {
+        List<ReflectiveClassBuildItem> reflectiveClassBuildItems = new ArrayList<>();
+        reflectiveClassBuildItems.add(new ReflectiveClassBuildItem(false, false, JsonPathAnnotationExpressionFactory.class));
+        reflectiveClassBuildItems.add(new ReflectiveClassBuildItem(true, false, JsonPath.class));
+        return reflectiveClassBuildItems;
+    }
+
+}

extensions/jsonpath/pom.xml

@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+
+    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.
+
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>org.apache.camel.quarkus</groupId>
+        <artifactId>camel-quarkus-build-parent</artifactId>
+        <version>1.1.0-SNAPSHOT</version>
+        <relativePath>../../poms/build-parent/pom.xml</relativePath>
+    </parent>
+
+    <artifactId>camel-quarkus-jsonpath-parent</artifactId>
+    <name>Camel Quarkus :: JSON Path</name>
+    <packaging>pom</packaging>
+
+    <modules>
+        <module>deployment</module>
+        <module>runtime</module>
+    </modules>
+</project>

extensions/jsonpath/runtime/pom.xml

@@ -0,0 +1,87 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+
+    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.
+
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>org.apache.camel.quarkus</groupId>
+        <artifactId>camel-quarkus-jsonpath-parent</artifactId>
+        <version>1.1.0-SNAPSHOT</version>
+        <relativePath>../pom.xml</relativePath>
+    </parent>
+
+    <artifactId>camel-quarkus-jsonpath</artifactId>
+    <name>Camel Quarkus :: JSON Path :: Runtime</name>
+    <description>Camel JSON Path language</description>
+
+    <properties>
+        <firstVersion>1.0.0</firstVersion>
+    </properties>
+
+    <dependencyManagement>
+        <dependencies>
+            <dependency>
+                <groupId>org.apache.camel.quarkus</groupId>
+                <artifactId>camel-quarkus-bom</artifactId>
+                <version>${project.version}</version>
+                <type>pom</type>
+                <scope>import</scope>
+            </dependency>
+        </dependencies>
+    </dependencyManagement>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.apache.camel.quarkus</groupId>
+            <artifactId>camel-quarkus-core</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.apache.camel</groupId>
+            <artifactId>camel-jsonpath</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>com.oracle.substratevm</groupId>
+            <artifactId>svm</artifactId>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>io.quarkus</groupId>
+                <artifactId>quarkus-bootstrap-maven-plugin</artifactId>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <configuration>
+                    <annotationProcessorPaths>
+                        <path>
+                            <groupId>io.quarkus</groupId>
+                            <artifactId>quarkus-extension-processor</artifactId>
+                            <version>${quarkus.version}</version>
+                        </path>
+                    </annotationProcessorPaths>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+</project>

extensions/jsonpath/runtime/src/main/java/org/apache/camel/quarkus/component/json/path/Target_DefaultAnnotationExpressionFactory.java

@@ -0,0 +1,52 @@
+/*
+ * 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.quarkus.component.json.path;
+
+import java.lang.annotation.Annotation;
+import java.lang.reflect.Method;
+
+import com.oracle.svm.core.annotate.Substitute;
+import com.oracle.svm.core.annotate.TargetClass;
+
+import org.apache.camel.support.ObjectHelper;
+import org.apache.camel.support.language.DefaultAnnotationExpressionFactory;
+
+/**
+ * This alias works around an issue with the JsonPath annotation from camel. In
+ * camel, DefaultAnnotationExpressionFactory.getAnnotationObjectValue() uses the
+ * underlying annotation class proxy which is a JVM implementation detail. So,
+ * this alias makes it possible to get the JsonPath annotation value in native
+ * mode.
+ */
+@TargetClass(DefaultAnnotationExpressionFactory.class)
+public final class Target_DefaultAnnotationExpressionFactory {
+
+    @Substitute
+    protected Object getAnnotationObjectValue(Annotation annotation, String methodName) {
+        try {
+            // Gets the method reference from the annotation itself, not from
+            // the underlying proxy
+            Method method = annotation.annotationType().getDeclaredMethod(methodName);
+            Object value = ObjectHelper.invokeMethod(method, annotation);
+            return value;
+        } catch (NoSuchMethodException e) {
+            throw new IllegalArgumentException("Cannot determine the Object value of the annotation: " + annotation
+                    + " as it does not have the method: " + methodName
+                    + "() method", e);
+        }
+    }
+}

extensions/jsonpath/runtime/src/main/resources/META-INF/quarkus-extension.yaml

@@ -0,0 +1,27 @@
+#
+# 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.
+#
+
+---
+name: "Camel Quarkus JSON Path"
+description: "Camel JSON Path language"
+metadata:
+  keywords:
+  - "camel"
+  - "json"
+  guide: "https://quarkus.io/guides/camel"
+  categories:
+  - "integration"

extensions/pom.xml

@@ -72,6 +72,7 @@
         <module>infinispan</module>
         <module>jackson</module>
         <module>jdbc</module>
+        <module>jsonpath</module>
         <module>kafka</module>
         <module>kotlin</module>
         <module>log</module>

extensions/readme.adoc

@@ -215,7 +215,7 @@ Number of Camel data formats: 10 in 9 JAR artifacts (0 deprecated)
 == Camel Languages
 
 // languages: START
-Number of Camel languages: 8 in 2 JAR artifacts (0 deprecated)
+Number of Camel languages: 9 in 3 JAR artifacts (0 deprecated)
 
 [width="100%",cols="4,1,5",options="header"]
 |===
@@ -231,6 +231,8 @@ Number of Camel languages: 8 in 2 JAR artifacts (0 deprecated)
 
 | link:https://camel.apache.org/components/latest/header-language.html[Header] (camel-quarkus-core) | 0.2.0 | To use a Camel Message header in expressions or predicates.
 
+| link:https://camel.apache.org/components/latest/jsonpath-language.html[JsonPath] (camel-quarkus-jsonpath) | 1.0.0 | To use JsonPath in Camel expressions or predicates.
+
 | link:https://camel.apache.org/components/latest/ref-language.html[Ref] (camel-quarkus-core) | 0.2.0 | Reference to an existing Camel expression or predicate, which is looked up from the Camel registry.
 
 | link:https://camel.apache.org/components/latest/simple-language.html[Simple] (camel-quarkus-core) | 0.2.0 | To use Camels built-in Simple language in Camel expressions or predicates.