dddplus-visualization/src/main/java/io/github/dddplus/ast/parser/KeyUsecaseAnnotationParser.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.KeyUsecaseEntry;
import lombok.Getter;
import java.util.ArrayList;
/**
* {@link io.github.dddplus.dsl.KeyBehavior}
*/
@Getter
public class KeyUsecaseAnnotationParser {
private final MethodDeclaration methodDeclaration;
private final String className;
private String methodName;
public KeyUsecaseAnnotationParser(MethodDeclaration methodDeclaration, String className) {
this.methodDeclaration = methodDeclaration;
this.className = className;
this.methodName = methodDeclaration.getNameAsString();
}
public KeyUsecaseEntry parse(AnnotationExpr keyUsecase) {
KeyUsecaseEntry entry = new KeyUsecaseEntry(className, methodName);
entry.setJavadoc(JavaParserUtil.javadocFirstLineOf(methodDeclaration));
if (keyUsecase instanceof MarkerAnnotationExpr) {
// 标注时没有指定任何属性
return entry;
}
NormalAnnotationExpr normalAnnotationExpr = (NormalAnnotationExpr) keyUsecase;
for (MemberValuePair memberValuePair : normalAnnotationExpr.getPairs()) {
switch (memberValuePair.getNameAsString()) {
case "name":
this.methodName = AnnotationFieldParser.singleFieldValue(memberValuePair);
entry.setMethodName(this.methodName);
break;
case "remark":
entry.setRemark(AnnotationFieldParser.singleFieldValue(memberValuePair));
break;
case "consumesKeyEvent":
entry.setKeyEvent(AnnotationFieldParser.singleFieldValue(memberValuePair));
break;
case "in":
entry.setIn(new ArrayList<>(AnnotationFieldParser.arrayFieldValue(memberValuePair)));
break;
case "out":
entry.setOut(new ArrayList<>(AnnotationFieldParser.arrayFieldValue(memberValuePair)));
break;
}
}
return entry;
}
}