feat: add composable annotations support

fesod-sheet/src/main/java/org/apache/fesod/sheet/analysis/ExcelAnalyserImpl.java

@@ -49,6 +49,7 @@
 import org.apache.fesod.sheet.read.metadata.holder.xls.XlsReadWorkbookHolder;
 import org.apache.fesod.sheet.read.metadata.holder.xlsx.XlsxReadWorkbookHolder;
 import org.apache.fesod.sheet.support.ExcelTypeEnum;
+import org.apache.fesod.sheet.util.AnnotatedClassUtils;
 import org.apache.fesod.sheet.util.ClassUtils;
 import org.apache.fesod.sheet.util.DateUtils;
 import org.apache.fesod.sheet.util.FileUtils;
@@ -298,6 +299,7 @@ private void removeThreadLocalCache() {
         NumberDataFormatterUtils.removeThreadLocalCache();
         DateUtils.removeThreadLocalCache();
         ClassUtils.removeThreadLocalCache();
+        AnnotatedClassUtils.removeThreadLocalCache();
     }
 
     /**

fesod-sheet/src/main/java/org/apache/fesod/sheet/annotation/AbstractAnnotatedElementDescriptor.java

@@ -0,0 +1,79 @@
+/*
+ * 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.fesod.sheet.annotation;
+
+import java.lang.annotation.Annotation;
+import java.lang.reflect.AnnotatedElement;
+import java.util.Objects;
+
+/**
+ * Descriptor abstract base class, providing generic annotation extraction logic.
+ */
+public abstract class AbstractAnnotatedElementDescriptor<E extends AnnotatedElement>
+        implements AnnotatedElementDescriptor<E> {
+
+    protected final E annotatedElement;
+    protected final AnnotationMap annotationMap;
+
+    protected AbstractAnnotatedElementDescriptor(E annotatedElement, AnnotationMap annotationMap) {
+        this.annotatedElement = annotatedElement;
+        this.annotationMap = annotationMap;
+    }
+
+    /**
+     * Get the original annotated element.
+     */
+    @Override
+    public E getAnnotatedElement() {
+        return annotatedElement;
+    }
+
+    /**
+     * Get a wrapper for all annotation (include composable annotation) attribute key-value pairs.
+     */
+    @Override
+    public AnnotationMap getAnnotationMap() {
+        return annotationMap;
+    }
+
+    /**
+     * Determine whether the specified annotation exists on this element.
+     */
+    @Override
+    public boolean hasAnnotation(Class<? extends Annotation> type) {
+        return Objects.nonNull(annotationMap) && annotationMap.hasAnnotation(type);
+    }
+
+    /**
+     * Get the number of annotations.
+     */
+    @Override
+    public int getAnnotationCount() {
+        return Objects.nonNull(annotationMap) ? annotationMap.size() : 0;
+    }
+
+    /**
+     * Get the attributes of a specified annotation.
+     */
+    @Override
+    public AnnotationAttributes getAnnotation(Class<? extends Annotation> type) {
+        return Objects.nonNull(annotationMap) ? annotationMap.getAttributes(type) : null;
+    }
+}

fesod-sheet/src/main/java/org/apache/fesod/sheet/annotation/AliasFor.java

@@ -0,0 +1,73 @@
+/*
+ * 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.fesod.sheet.annotation;
+
+import java.lang.annotation.Annotation;
+import lombok.Getter;
+
+/**
+ * A value object representing a declarative attribute aliasing instruction.
+ */
+@Getter
+public class AliasFor {
+
+    /**
+     * The source annotation that declares the alias.
+     */
+    private final Class<? extends Annotation> marked;
+
+    /**
+     * The target meta-annotation being aliased.
+     */
+    private final Class<? extends Annotation> target;
+
+    /**
+     * The name of the attribute in the source annotation.
+     */
+    private final String customAttribute;
+
+    /**
+     * The name of the attribute in the target annotation to be overridden.
+     */
+    private final String attribute;
+
+    /**
+     * The value of the attribute in the target annotation to be overridden.
+     */
+    private final Object value;
+
+    public AliasFor(
+            Class<? extends Annotation> marked, Class<? extends Annotation> target, String attribute, Object value) {
+        this(marked, target, attribute, attribute, value);
+    }
+
+    public AliasFor(
+            Class<? extends Annotation> marked,
+            Class<? extends Annotation> target,
+            String customAttribute,
+            String attribute,
+            Object value) {
+        this.marked = marked;
+        this.target = target;
+        this.customAttribute = customAttribute;
+        this.attribute = attribute;
+        this.value = value;
+    }
+}

fesod-sheet/src/main/java/org/apache/fesod/sheet/annotation/AnnotatedElementDescriptor.java

@@ -0,0 +1,56 @@
+/*
+ * 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.fesod.sheet.annotation;
+
+import java.lang.annotation.Annotation;
+import java.lang.reflect.AnnotatedElement;
+
+/**
+ * A generic interface for describing annotation elements.
+ *
+ * @param <E> The specific type of annotated element, such as {@code Class}, {@code Field}.
+ */
+public interface AnnotatedElementDescriptor<E extends AnnotatedElement> {
+
+    /**
+     * Get the original annotated element.
+     */
+    E getAnnotatedElement();
+
+    /**
+     * Get a wrapper for all annotation (include composable annotation) attribute key-value pairs.
+     */
+    AnnotationMap getAnnotationMap();
+
+    /**
+     * Determine whether the specified annotation exists on this element.
+     */
+    boolean hasAnnotation(Class<? extends Annotation> type);
+
+    /**
+     * Get the number of annotations.
+     */
+    int getAnnotationCount();
+
+    /**
+     * Get the attributes of a specified annotation.
+     */
+    AnnotationAttributes getAnnotation(Class<? extends Annotation> type);
+}

fesod-sheet/src/main/java/org/apache/fesod/sheet/annotation/AnnotatedFieldDescriptor.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 org.apache.fesod.sheet.annotation;
+
+import java.lang.reflect.Field;
+import lombok.Getter;
+import org.apache.commons.lang3.Validate;
+
+/**
+ * A field-level annotation descriptor.
+ */
+public class AnnotatedFieldDescriptor extends AbstractAnnotatedElementDescriptor<Field> {
+
+    /**
+     * The field name matching cglib
+     */
+    @Getter
+    private final String fieldName;
+
+    public AnnotatedFieldDescriptor(Field annotatedElement, String fieldName, AnnotationMap annotationMap) {
+        super(Validate.notNull(annotatedElement, "Field must not be null"), annotationMap);
+        this.fieldName = Validate.notBlank(fieldName, "Field name must not be blank");
+    }
+}

fesod-sheet/src/main/java/org/apache/fesod/sheet/annotation/AnnotatedTypeDescriptor.java

@@ -0,0 +1,32 @@
+/*
+ * 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.fesod.sheet.annotation;
+
+/**
+ * A class-level annotation descriptor.
+ */
+public class AnnotatedTypeDescriptor extends AbstractAnnotatedElementDescriptor<Class<?>> {
+
+    public static final AnnotatedTypeDescriptor EMPTY = new AnnotatedTypeDescriptor(null, null);
+
+    public AnnotatedTypeDescriptor(Class<?> annotatedElement, AnnotationMap annotationMap) {
+        super(annotatedElement, annotationMap);
+    }
+}

fesod-sheet/src/main/java/org/apache/fesod/sheet/annotation/AnnotationAttributes.java

@@ -0,0 +1,86 @@
+/*
+ * 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.fesod.sheet.annotation;
+
+import java.lang.annotation.Annotation;
+import java.lang.reflect.Array;
+import java.util.LinkedHashMap;
+import java.util.Map;
+import java.util.Objects;
+import lombok.EqualsAndHashCode;
+import lombok.Getter;
+import lombok.Setter;
+import org.apache.commons.lang3.Validate;
+
+/**
+ * Implement key-value pairs of annotation attributes based on {@link LinkedHashMap}.
+ */
+@Getter
+@EqualsAndHashCode(callSuper = true)
+public class AnnotationAttributes extends LinkedHashMap<String, Object> {
+
+    private final Class<? extends Annotation> annotationType;
+    private final String annotationName;
+
+    @Setter
+    private int distance;
+
+    public AnnotationAttributes(Class<? extends Annotation> annotationType) {
+        this.annotationType = annotationType;
+        this.annotationName = annotationType.getCanonicalName();
+        this.distance = 0;
+    }
+
+    public AnnotationAttributes(Class<? extends Annotation> annotationType, Map<String, Object> attrs) {
+        super(attrs);
+        this.annotationType = annotationType;
+        this.annotationName = annotationType.getCanonicalName();
+        this.distance = 0;
+    }
+
+    public boolean isAnnotationTypeEqual(Class<? extends Annotation> annotationType) {
+        return this.annotationType.equals(annotationType);
+    }
+
+    @SuppressWarnings("unchecked")
+    public <T> T getRequiredAttribute(String attrName, Class<T> type) {
+        Validate.notBlank(attrName, "attributeName must not be null or blank");
+        Object result = get(attrName);
+
+        if (Objects.isNull(result)) {
+            throw new IllegalArgumentException(
+                    String.format("Attribute '%s' not found for annotation '%s'", attrName, annotationName));
+        }
+        if (!type.isInstance(result)
+                && type.isArray()
+                && type.getComponentType().isInstance(result)) {
+            Object array = Array.newInstance(type.getComponentType(), 1);
+            Array.set(array, 0, result);
+            result = array;
+        }
+        if (!type.isInstance(result)) {
+            throw new IllegalArgumentException(String.format(
+                    "Attribute '%s' is of type %s, but %s was expected for annotation [%s]",
+                    attrName, result.getClass().getSimpleName(), type.getSimpleName(), annotationName));
+        }
+
+        return (T) result;
+    }
+}