dddplus-visualization/src/main/java/io/github/dddplus/ast/parser/KeyRuleAnnotationParser.java
/*
* Copyright DDDplus Authors.
*
* Licensed under the Apache License version 2.0, available at http://www.apache.org/licenses/LICENSE-2.0
*/
package io.github.dddplus.ast.parser;
import com.github.javaparser.ast.body.MethodDeclaration;
import com.github.javaparser.ast.expr.AnnotationExpr;
import com.github.javaparser.ast.expr.MarkerAnnotationExpr;
import com.github.javaparser.ast.expr.MemberValuePair;
import com.github.javaparser.ast.expr.NormalAnnotationExpr;
import io.github.dddplus.ast.model.KeyRuleEntry;
import lombok.Getter;
/**
* {@link io.github.dddplus.dsl.KeyRule}
*/
@Getter
public class KeyRuleAnnotationParser {
private final MethodDeclaration methodDeclaration;
private final String className;
private String methodName;
public KeyRuleAnnotationParser(MethodDeclaration methodDeclaration, String className) {
this.methodDeclaration = methodDeclaration;
this.className = className;
this.methodName = methodDeclaration.getNameAsString();
}
public KeyRuleEntry parse(AnnotationExpr keyRule) {
KeyRuleEntry entry = new KeyRuleEntry();
entry.setClassName(this.className);
entry.setMethodName(this.methodName);
entry.setRealMethodName(this.methodName);
entry.setJavadoc(JavaParserUtil.javadocFirstLineOf(methodDeclaration));
if (keyRule instanceof MarkerAnnotationExpr) {
return entry;
}
NormalAnnotationExpr normalAnnotationExpr = (NormalAnnotationExpr) keyRule;
for (MemberValuePair memberValuePair : normalAnnotationExpr.getPairs()) {
switch (memberValuePair.getNameAsString()) {
case "name":
entry.setMethodName(AnnotationFieldParser.singleFieldValue(memberValuePair));
break;
case "remark":
entry.setRemark(AnnotationFieldParser.singleFieldValue(memberValuePair));
break;
case "actor":
// Class[] actor,只是为了注解值是可选的,实际使用只会用1个
entry.setActor(AnnotationFieldParser.singleFieldValue(memberValuePair));
break;
case "refer":
entry.setRefer(AnnotationFieldParser.arrayFieldValue(memberValuePair));
break;
}
}
return entry;
}
}