2018-12-01 03:28:05 +01:00
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/*
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* Copyright (c) 2018, 7u83 <7u83@mail.ru>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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package opensesim.gui.util;
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import java.lang.annotation.ElementType;
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import java.lang.annotation.Retention;
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import java.lang.annotation.RetentionPolicy;
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import java.lang.annotation.Target;
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import java.lang.reflect.Field;
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2018-12-01 09:30:36 +01:00
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import java.lang.reflect.InvocationTargetException;
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import java.lang.reflect.Method;
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2018-12-01 03:28:05 +01:00
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import java.util.logging.Level;
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import java.util.logging.Logger;
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import javax.swing.JTextField;
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import org.json.JSONObject;
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/**
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*
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* @author 7u83 <7u83@mail.ru>
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*/
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public class Json {
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@Retention(RetentionPolicy.RUNTIME)
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@Target({ElementType.FIELD, ElementType.METHOD})
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public static @interface Export {
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public String value() default "";
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}
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@Retention(RetentionPolicy.RUNTIME)
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@Target({ElementType.FIELD, ElementType.METHOD})
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public static @interface Import {
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public String value() default "";
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}
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2018-12-01 03:55:38 +01:00
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/**
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* Get fields from JSON Object
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*
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* @param o Object to get fields from
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* @return the created JSONObject
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*/
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2018-12-01 03:28:05 +01:00
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public static JSONObject get(Object o) {
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Field[] fields = o.getClass().getFields();
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JSONObject jo = new JSONObject();
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2018-12-01 03:55:38 +01:00
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2018-12-01 03:28:05 +01:00
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for (Field f : fields) {
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2018-12-01 03:55:38 +01:00
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Export exp = f.getAnnotation(Export.class);
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if (exp == null) {
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2018-12-01 03:28:05 +01:00
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continue;
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}
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2018-12-01 03:55:38 +01:00
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2018-12-01 03:28:05 +01:00
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Class cls = f.getType();
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2018-12-01 03:55:38 +01:00
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if (JTextField.class.isAssignableFrom(cls)) {
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2018-12-01 03:28:05 +01:00
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try {
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JTextField tf = (JTextField) f.get(o);
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2018-12-01 03:55:38 +01:00
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String name = null == exp.value() ? f.getName() : exp.value();
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jo.put(name, tf.getText());
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2018-12-01 03:28:05 +01:00
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} catch (IllegalArgumentException | IllegalAccessException ex1) {
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Logger.getLogger(Json.class.getName()).log(Level.SEVERE, null, ex1);
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}
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}
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2018-12-02 00:36:32 +01:00
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}
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Method[] methods = o.getClass().getMethods();
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for (Method m : methods) {
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Export exp = m.getAnnotation(Export.class);
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if (exp == null) {
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continue;
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}
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if (m.getParameterCount() != 0) {
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Logger.getLogger(Json.class.getName()).log(Level.SEVERE, null, "Wrong pcount");
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continue;
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}
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String name = null == exp.value() ? m.getName() : exp.value();
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2018-12-01 03:28:05 +01:00
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2018-12-02 00:36:32 +01:00
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Class rt = m.getReturnType();
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if (String.class.isAssignableFrom(rt)) {
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try {
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String str = (String) m.invoke(o);
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jo.put(name, str);
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} catch (IllegalAccessException | IllegalArgumentException | InvocationTargetException ex) {
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Logger.getLogger(Json.class.getName()).log(Level.SEVERE, null, ex);
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}
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}
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2018-12-01 03:28:05 +01:00
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}
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2018-12-02 00:36:32 +01:00
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2018-12-01 03:28:05 +01:00
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return jo;
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}
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2018-12-01 03:55:38 +01:00
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/**
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* Inverse to get
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2018-12-01 09:30:36 +01:00
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*
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2018-12-01 03:55:38 +01:00
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* @param o Object
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* @param jo JSONObject
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*/
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public static void put(Object o, JSONObject jo) {
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Field[] fields = o.getClass().getFields();
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for (Field f : fields) {
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Import imp = f.getAnnotation(Import.class);
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if (imp == null) {
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continue;
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}
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2018-12-01 09:30:36 +01:00
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2018-12-01 03:55:38 +01:00
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Class cls = f.getType();
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if (JTextField.class.isAssignableFrom(cls)) {
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try {
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JTextField tf = (JTextField) f.get(o);
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String name = null == imp.value() ? f.getName() : imp.value();
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tf.setText(jo.optString(name));
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} catch (IllegalArgumentException | IllegalAccessException ex1) {
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Logger.getLogger(Json.class.getName()).log(Level.SEVERE, null, ex1);
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}
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2018-12-01 09:30:36 +01:00
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continue;
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}
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}
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Method[] methods = o.getClass().getMethods();
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for (Method m : methods) {
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Import imp = m.getAnnotation(Import.class);
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if (imp == null) {
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continue;
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}
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if (m.getParameterCount() != 1) {
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2018-12-02 00:36:32 +01:00
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Logger.getLogger(Json.class.getName()).log(Level.SEVERE, null, "Wrong pcount");
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2018-12-01 09:30:36 +01:00
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continue;
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}
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String name = null == imp.value() ? m.getName() : imp.value();
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2018-12-02 00:36:32 +01:00
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2018-12-01 09:30:36 +01:00
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Class p0 = m.getParameterTypes()[0];
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2018-12-02 00:36:32 +01:00
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if (String.class.isAssignableFrom(p0)) {
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2018-12-01 09:30:36 +01:00
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String param = jo.optString(name, "");
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try {
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m.invoke(o, param);
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} catch (IllegalAccessException | IllegalArgumentException | InvocationTargetException ex) {
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Logger.getLogger(Json.class.getName()).log(Level.SEVERE, null, ex);
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}
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2018-12-01 03:55:38 +01:00
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}
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}
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}
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2018-12-01 03:28:05 +01:00
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}
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