feature: update annotation processor module

carp-support/carp-annotation-processor/pom.xml

@@ -0,0 +1,42 @@
+<?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>cn.sliew</groupId>
+        <artifactId>carp-support</artifactId>
+        <version>0.0.13-SNAPSHOT</version>
+        <relativePath>../pom.xml</relativePath>
+    </parent>
+    <artifactId>carp-annotation-processor</artifactId>
+
+    <dependencies>
+        <dependency>
+            <groupId>com.google.auto.service</groupId>
+            <artifactId>auto-service</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>com.palantir.javapoet</groupId>
+            <artifactId>javapoet</artifactId>
+        </dependency>
+    </dependencies>
+
+</project>

carp-support/carp-annotation-processor/src/main/java/cn/sliew/carp/support/annotation/processor/CarpAnnotationProcessor.java

@@ -0,0 +1,76 @@
+/*
+ * 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 cn.sliew.carp.support.annotation.processor;
+
+import com.google.auto.common.BasicAnnotationProcessor;
+import com.google.auto.service.AutoService;
+import com.google.common.collect.Lists;
+import com.palantir.javapoet.JavaFile;
+
+import javax.annotation.processing.*;
+import javax.lang.model.SourceVersion;
+import javax.lang.model.element.TypeElement;
+import javax.tools.Diagnostic;
+import java.io.IOException;
+import java.util.Collection;
+import java.util.List;
+import java.util.Set;
+
+/**
+ * @see BasicAnnotationProcessor
+ */
+@SupportedAnnotationTypes({"cn.sliew.carp.support.annotation.processor.CarpProcessor"})
+@SupportedSourceVersion(SourceVersion.RELEASE_17)
+@AutoService(Processor.class)
+public class CarpAnnotationProcessor extends AbstractProcessor {
+
+    private List<CarpProcessorPlugin> plugins = Lists.newArrayList();
+
+    @Override
+    public synchronized void init(ProcessingEnvironment processingEnv) {
+        super.init(processingEnv);
+        plugins.forEach(plugin -> plugin.init(processingEnv));
+    }
+
+    @Override
+    public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
+        try {
+            return processInternal(roundEnv);
+        } catch (Exception e) {
+            processingEnv.getMessager().printMessage(Diagnostic.Kind.ERROR, "Exception occurred %s".formatted(e));
+        }
+        return false;
+    }
+
+    protected boolean processInternal(RoundEnvironment roundEnv) {
+        plugins.stream().map(plugin -> plugin.process(roundEnv.getElementsAnnotatedWith(plugin.supported())))
+                .flatMap(Collection::stream)
+                .forEach(this::writeFile);
+        return true;
+    }
+
+    private void writeFile(JavaFile javaFile) {
+        try {
+            javaFile.writeTo(processingEnv.getFiler());
+        } catch (IOException e) {
+            processingEnv.getMessager().printMessage(Diagnostic.Kind.ERROR, "Failed to write definition %s".formatted(javaFile));
+        }
+    }
+
+}

carp-support/carp-annotation-processor/src/main/java/cn/sliew/carp/support/annotation/processor/CarpProcessor.java

@@ -0,0 +1,31 @@
+/*
+ * 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 cn.sliew.carp.support.annotation.processor;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+@Target({ElementType.TYPE, ElementType.FIELD, ElementType.METHOD})
+@Retention(RetentionPolicy.SOURCE)
+public @interface CarpProcessor {
+
+    Class<?>[] value();
+}

carp-support/carp-annotation-processor/src/main/java/cn/sliew/carp/support/annotation/processor/CarpProcessorPlugin.java

@@ -0,0 +1,41 @@
+/*
+ * 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 cn.sliew.carp.support.annotation.processor;
+
+import com.google.auto.common.BasicAnnotationProcessor;
+import com.palantir.javapoet.JavaFile;
+
+import javax.annotation.processing.ProcessingEnvironment;
+import javax.lang.model.element.Element;
+import java.lang.annotation.Annotation;
+import java.util.Collection;
+import java.util.Set;
+
+/**
+ * @see BasicAnnotationProcessor.Step
+ */
+public interface CarpProcessorPlugin {
+
+    void init(ProcessingEnvironment processingEnv);
+
+    Class<? extends Annotation> supported();
+
+    Collection<JavaFile> process(Set<? extends Element> annotated);
+
+}

carp-support/pom.xml

@@ -30,6 +30,7 @@
     <packaging>pom</packaging>
 
     <modules>
+        <module>carp-annotation-processor</module>
         <module>carp-generator</module>
     </modules>
 

pom.xml

@@ -133,6 +133,7 @@
         <easyexcel.version>3.3.2</easyexcel.version>
         <bkdevops.version>0.0.9</bkdevops.version>
         <asm.version>9.7</asm.version>
+        <javapoet.version>0.5.0</javapoet.version>
     </properties>
 
     <dependencyManagement>
@@ -653,6 +654,11 @@
                 <artifactId>asm</artifactId>
                 <version>${asm.version}</version>
             </dependency>
+            <dependency>
+                <groupId>com.palantir.javapoet</groupId>
+                <artifactId>javapoet</artifactId>
+                <version>${javapoet.version}</version>
+            </dependency>
         </dependencies>
     </dependencyManagement>