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package org.jugistanbul; | ||
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/** | ||
* @author hakdogan (huseyin.akdogan@patikaglobal.com) | ||
* Created on 31.03.2024 | ||
***/ | ||
public enum Info { | ||
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CLASS_NAME("HelloJEP457"); | ||
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private String className; | ||
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Info(String className){ | ||
this.className = className; | ||
} | ||
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public String getClassName() { | ||
return className; | ||
} | ||
} |
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package org.jugistanbul; | ||
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import java.io.File; | ||
import java.io.IOException; | ||
import java.lang.classfile.ClassFile; | ||
import java.lang.classfile.FieldModel; | ||
import java.lang.classfile.MethodModel; | ||
import java.nio.file.Files; | ||
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/** | ||
* @author hakdogan (huseyin.akdogan@patikaglobal.com) | ||
* Created on 31.03.2024 | ||
***/ | ||
public class ParseClass { | ||
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public static void main(String[] args) { | ||
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var classModel = ClassFile.of().parse(getGivenClassBytes(Info.CLASS_NAME.getClassName())); | ||
for (var classElement : classModel) { | ||
switch (classElement) { | ||
case MethodModel mm -> System.out.printf("Method name %s type %s%n", mm.methodName().stringValue(), mm.methodType().stringValue()); | ||
case FieldModel fm -> System.out.printf("Field name %s type %s%n", fm.fieldName().stringValue(), fm.fieldType().stringValue()); | ||
default -> { | ||
} | ||
} | ||
} | ||
} | ||
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private static byte[] getGivenClassBytes(final String className) { | ||
try { | ||
var path = STR."\{System.getProperty("user.dir")}/\{className}.class"; | ||
File file = new File(path); | ||
return Files.readAllBytes(file.toPath()); | ||
} catch (IOException ioe){ | ||
throw new RuntimeException(ioe.getMessage()); | ||
} | ||
} | ||
} |