/*
* Licensed 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 joor.demo;
import java.lang.reflect.AccessibleObject;
import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.lang.reflect.InvocationHandler;
import java.lang.reflect.Member;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.lang.reflect.Proxy;
import java.util.Arrays;
import java.util.LinkedHashMap;
import java.util.Map;
/**
* A wrapper for an {@link Object} or {@link Class} upon which reflective calls
* can be made.
* <p>
* An example of using <code>Reflect</code> is <code><pre>
* // Static import all reflection methods to decrease verbosity
* import static org.joor.Reflect.*;
*
* // Wrap an Object / Class / class name with the on() method:
* on("java.lang.String")
* // Invoke constructors using the create() method:
* .create("Hello World")
* // Invoke methods using the call() method:
* .call("toString")
* // Retrieve the wrapped object
*
* @author Lukas Eder
* @author Irek Matysiewicz
*/
public class Reflect {
// ---------------------------------------------------------------------
// Static API used as entrance points to the fluent API
// ---------------------------------------------------------------------
/**
* Wrap a class name.
* <p>
* This is the same as calling <code>on(Class.forName(name))</code>
*
* @param name A fully qualified class name
* @return A wrapped class object, to be used for further reflection.
* @throws ReflectException If any reflection exception occurred.
* @see #on(Class)
*/
public static Reflect on(String name) throws ReflectException {
return on(forName(name));
}
/**
* Wrap a class name, loading it via a given class loader.
* <p>
* This is the same as calling
* <code>on(Class.forName(name, classLoader))</code>
*
* @param name A fully qualified class name.
* @param classLoader The class loader in whose context the class should be
* loaded.
* @return A wrapped class object, to be used for further reflection.
* @throws ReflectException If any reflection exception occurred.
* @see #on(Class)
*/
public static Reflect on(String name, ClassLoader classLoader) throws ReflectException {
return on(forName(name, classLoader));
}
/**
* Wrap a class.
* <p>
* Use this when you want to access static fields and methods on a
* {@link Class} object, or as a basis for constructing objects of that
* class using {@link #create(Object...)}
*
* @param clazz The class to be wrapped
* @return A wrapped class object, to be used for further reflection.
*/
public static Reflect on(Class<?> clazz) {
return new Reflect(clazz);
}
/**
* Wrap an object.
* <p>
* Use this when you want to access instance fields and methods on any
* {@link Object}
*
* @param object The object to be wrapped
* @return A wrapped object, to be used for further reflection.
*/
public static Reflect on(Object object) {
return new Reflect(object);
}
/**
* Conveniently render an {@link AccessibleObject} accessible.
* <p>
* To prevent {@link SecurityException}, this is only done if the argument
* object and its declaring class are non-public.
*
* @param accessible The object to render accessible
* @return The argument object rendered accessible
*/
public static <T extends AccessibleObject> T accessible(T accessible) {
if (accessible == null) {
return null;
}
if (accessible instanceof Member) {
Member member = (Member) accessible;
if (Modifier.isPublic(member.getModifiers()) &&
Modifier.isPublic(member.getDeclaringClass().getModifiers())) {
return accessible;
}
}
// [jOOQ #3392] The accessible flag is set to false by default, also for public members.
if (!accessible.isAccessible()) {
accessible.setAccessible(true);
}
return accessible;
}
// ---------------------------------------------------------------------
// Members
// ---------------------------------------------------------------------
/**
* The wrapped object
*/
private final Object object;
/**
* A flag indicating whether the wrapped object is a {@link Class} (for
* accessing static fields and methods), or any other type of {@link Object}
* (for accessing instance fields and methods).
*/
private final boolean isClass;
// ---------------------------------------------------------------------
// Constructors
// ---------------------------------------------------------------------
private Reflect(Class<?> type) {
this.object = type;
this.isClass = true;
}
private Reflect(Object object) {
this.object = object;
this.isClass = false;
}
// ---------------------------------------------------------------------
// Fluent Reflection API
// ---------------------------------------------------------------------
/**
* Get the wrapped object
*
* @param <T> A convenience generic parameter for automatic unsafe casting
*/
@SuppressWarnings("unchecked")
public <T> T get() {
return (T) object;
}
/**
* Set a field value.
* <p>
* This is roughly equivalent to {@link Field#set(Object, Object)}. If the
* wrapped object is a {@link Class}, then this will set a value to a static
* member field. If the wrapped object is any other {@link Object}, then
* this will set a value to an instance member field.
* <p>
* This method is also capable of setting the value of (static) final
* fields. This may be convenient in situations where no
* {@link SecurityManager} is expected to prevent this, but do note that
* (especially static) final fields may already have been inlined by the
* javac and/or JIT and relevant code deleted from the runtime verison of
* your program, so setting these fields might not have any effect on your
* execution.
* <p>
* For restrictions of usage regarding setting values on final fields check:
* <a href=
* "http://stackoverflow.com/questions/3301635/change-private-static-final-field-using-java-reflection">http://stackoverflow.com/questions/3301635/change-private-static-final-field-using-java-reflection</a>
* ... and <a href=
* "http://pveentjer.blogspot.co.at/2017/01/final-static-boolean-jit.html">http://pveentjer.blogspot.co.at/2017/01/final-static-boolean-jit.html</a>
*
* @param name The field name
* @param value The new field value
* @return The same wrapped object, to be used for further reflection.
* @throws ReflectException If any reflection exception occurred.
*/
public Reflect set(String name, Object value) throws ReflectException {
try {
Field field = field0(name);
if ((field.getModifiers() & Modifier.FINAL) == Modifier.FINAL) {
Field modifiersField = Field.class.getDeclaredField("modifiers");
modifiersField.setAccessible(true);
modifiersField.setInt(field, field.getModifiers() & ~Modifier.FINAL);
}
field.set(object, unwrap(value));
return this;
}
catch (Exception e) {
throw new ReflectException(e);
}
}
/**
* Get a field value.
* <p>
* This is roughly equivalent to {@link Field#get(Object)}. If the wrapped
* object is a {@link Class}, then this will get a value from a static
* member field. If the wrapped object is any other {@link Object}, then
* this will get a value from an instance member field.
* <p>
* If you want to "navigate" to a wrapped version of the field, use
* {@link #field(String)} instead.
*
* @param name The field name
* @return The field value
* @throws ReflectException If any reflection exception occurred.
* @see #field(String)
*/
public <T> T get(String name) throws ReflectException {
return field(name).<T>get();
}
/**
* Get a wrapped field.
* <p>
* This is roughly equivalent to {@link Field#get(Object)}. If the wrapped
* object is a {@link Class}, then this will wrap a static member field. If
* the wrapped object is any other {@link Object}, then this wrap an
* instance member field.
*
* @param name The field name
* @return The wrapped field
* @throws ReflectException If any reflection exception occurred.
*/
public Reflect field(String name) throws ReflectException {
try {
Field field = field0(name);
return on(field.get(object));
}
catch (Exception e) {
throw new ReflectException(e);
}
}
private Field field0(String name) throws ReflectException {
Class<?> type = type();
// Try getting a public field
try {
return accessible(type.getField(name));
}
// Try again, getting a non-public field
catch (NoSuchFieldException e) {
do {
try {
return accessible(type.getDeclaredField(name));
}
catch (NoSuchFieldException ignore) {}
type = type.getSuperclass();
}
while (type != null);
throw new ReflectException(e);
}
}
/**
* Get a Map containing field names and wrapped values for the fields'
* values.
* <p>
* If the wrapped object is a {@link Class}, then this will return static
* fields. If the wrapped object is any other {@link Object}, then this will
* return instance fields.
* <p>
* These two calls are equivalent <code><pre>
* on(object).field("myField");
* on(object).fields().get("myField");
* </pre></code>
*
* @return A map containing field names and wrapped values.
*/
public Map<String, Reflect> fields() {
Map<String, Reflect> result = new LinkedHashMap<String, Reflect>();
Class<?> type = type();
do {
for (Field field : type.getDeclaredFields()) {
if (!isClass ^ Modifier.isStatic(field.getModifiers())) {
String name = field.getName();
if (!result.containsKey(name))
result.put(name, field(name));
}
}
type = type.getSuperclass();
}
while (type != null);
return result;
}
/**
* Call a method by its name.
* <p>
* This is a convenience method for calling
* <code>call(name, new Object[0])</code>
*
* @param name The method name
* @return The wrapped method result or the same wrapped object if the
* method returns <code>void</code>, to be used for further
* reflection.
* @throws ReflectException If any reflection exception occurred.
* @see #call(String, Object...)
*/
public Reflect call(String name) throws ReflectException {
return call(name, new Object[0]);
}
/**
* Call a method by its name.
* <p>
* This is roughly equivalent to {@link Method#invoke(Object, Object...)}.
* If the wrapped object is a {@link Class}, then this will invoke a static
* method. If the wrapped object is any other {@link Object}, then this will
* invoke an instance method.
* <p>
* Just like {@link Method#invoke(Object, Object...)}, this will try to wrap
* primitive types or unwrap primitive type wrappers if applicable. If
* several methods are applicable, by that rule, the first one encountered
* is called. i.e. when calling <code><pre>
* on(...).call("method", 1, 1);
* </pre></code> The first of the following methods will be called:
* <code><pre>
* public void method(int param1, Integer param2);
* public void method(Integer param1, int param2);
* public void method(Number param1, Number param2);
* public void method(Number param1, Object param2);
* public void method(int param1, Object param2);
* </pre></code>
* <p>
* The best matching method is searched for with the following strategy:
* <ol>
* <li>public method with exact signature match in class hierarchy</li>
* <li>non-public method with exact signature match on declaring class</li>
* <li>public method with similar signature in class hierarchy</li>
* <li>non-public method with similar signature on declaring class</li>
* </ol>
*
* @param name The method name
* @param args The method arguments
* @return The wrapped method result or the same wrapped object if the
* method returns <code>void</code>, to be used for further
* reflection.
* @throws ReflectException If any reflection exception occurred.
*/
public Reflect call(String name, Object... args) throws ReflectException {
Class<?>[] types = types(args);
// Try invoking the "canonical" method, i.e. the one with exact
// matching argument types
try {
Method method = exactMethod(name, types);
return on(method, object, args);
}
// If there is no exact match, try to find a method that has a "similar"
// signature if primitive argument types are converted to their wrappers
catch (NoSuchMethodException e) {
try {
Method method = similarMethod(name, types);
return on(method, object, args);
} catch (NoSuchMethodException e1) {
throw new ReflectException(e1);
}
}
}
/**
* Searches a method with the exact same signature as desired.
* <p>
* If a public method is found in the class hierarchy, this method is returned.
* Otherwise a private method with the exact same signature is returned.
* If no exact match could be found, we let the {@code NoSuchMethodException} pass through.
*/
private Method exactMethod(String name, Class<?>[] types) throws NoSuchMethodException {
Class<?> type = type();
// first priority: find a public method with exact signature match in class hierarchy
try {
return type.getMethod(name, types);
}
// second priority: find a private method with exact signature match on declaring class
catch (NoSuchMethodException e) {
do {
try {
return type.getDeclaredMethod(name, types);
}
catch (NoSuchMethodException ignore) {}
type = type.getSuperclass();
}
while (type != null);
throw new NoSuchMethodException();
}
}
/**
* Searches a method with a similar signature as desired using
* {@link #isSimilarSignature(java.lang.reflect.Method, String, Class[])}.
* <p>
* First public methods are searched in the class hierarchy, then private
* methods on the declaring class. If a method could be found, it is
* returned, otherwise a {@code NoSuchMethodException} is thrown.
*/
private Method similarMethod(String name, Class<?>[] types) throws NoSuchMethodException {
Class<?> type = type();
// first priority: find a public method with a "similar" signature in class hierarchy
// similar interpreted in when primitive argument types are converted to their wrappers
for (Method method : type.getMethods()) {
if (isSimilarSignature(method, name, types)) {
return method;
}
}
// second priority: find a non-public method with a "similar" signature on declaring class
do {
for (Method method : type.getDeclaredMethods()) {
if (isSimilarSignature(method, name, types)) {
return method;
}
}
type = type.getSuperclass();
}
while (type != null);
throw new NoSuchMethodException("No similar method " + name + " with params " + Arrays.toString(types) + " could be found on type " + type() + ".");
}
/**
* Determines if a method has a "similar" signature, especially if wrapping
* primitive argument types would result in an exactly matching signature.
*/
private boolean isSimilarSignature(Method possiblyMatchingMethod, String desiredMethodName, Class<?>[] desiredParamTypes) {
return possiblyMatchingMethod.getName().equals(desiredMethodName) && match(possiblyMatchingMethod.getParameterTypes(), desiredParamTypes);
}
/**
* Call a constructor.
* <p>
* This is a convenience method for calling
* <code>create(new Object[0])</code>
*
* @return The wrapped new object, to be used for further reflection.
* @throws ReflectException If any reflection exception occurred.
* @see #create(Object...)
*/
public Reflect create() throws ReflectException {
return create(new Object[0]);
}
/**
* Call a constructor.
* <p>
* This is roughly equivalent to {@link Constructor#newInstance(Object...)}.
* If the wrapped object is a {@link Class}, then this will create a new
* object of that class. If the wrapped object is any other {@link Object},
* then this will create a new object of the same type.
* <p>
* Just like {@link Constructor#newInstance(Object...)}, this will try to
* wrap primitive types or unwrap primitive type wrappers if applicable. If
* several constructors are applicable, by that rule, the first one
* encountered is called. i.e. when calling <code><pre>
* on(C.class).create(1, 1);
* </pre></code> The first of the following constructors will be applied:
* <code><pre>
* public C(int param1, Integer param2);
* public C(Integer param1, int param2);
* public C(Number param1, Number param2);
* public C(Number param1, Object param2);
* public C(int param1, Object param2);
* </pre></code>
*
* @param args The constructor arguments
* @return The wrapped new object, to be used for further reflection.
* @throws ReflectException If any reflection exception occurred.
*/
public Reflect create(Object... args) throws ReflectException {
Class<?>[] types = types(args);
// Try invoking the "canonical" constructor, i.e. the one with exact
// matching argument types
try {
Constructor<?> constructor = type().getDeclaredConstructor(types);
return on(constructor, args);
}
// If there is no exact match, try to find one that has a "similar"
// signature if primitive argument types are converted to their wrappers
catch (NoSuchMethodException e) {
for (Constructor<?> constructor : type().getDeclaredConstructors()) {
if (match(constructor.getParameterTypes(), types)) {
return on(constructor, args);
}
}
throw new ReflectException(e);
}
}
/**
* Create a proxy for the wrapped object allowing to typesafely invoke
* methods on it using a custom interface
*
* @param proxyType The interface type that is implemented by the proxy
* @return A proxy for the wrapped object
*/
@SuppressWarnings("unchecked")
public <P> P as(Class<P> proxyType) {
final boolean isMap = (object instanceof Map);
final InvocationHandler handler = new InvocationHandler() {
@SuppressWarnings("null")
public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
String name = method.getName();
// Actual method name matches always come first
try {
return on(object).call(name, args).get();
}
// [#14] Emulate POJO behaviour on wrapped map objects
catch (ReflectException e) {
if (isMap) {
Map<String, Object> map = (Map<String, Object>) object;
int length = (args == null ? 0 : args.length);
if (length == 0 && name.startsWith("get")) {
return map.get(property(name.substring(3)));
}
else if (length == 0 && name.startsWith("is")) {
return map.get(property(name.substring(2)));
}
else if (length == 1 && name.startsWith("set")) {
map.put(property(name.substring(3)), args[0]);
return null;
}
}
throw e;
}
}
};
return (P) Proxy.newProxyInstance(proxyType.getClassLoader(), new Class[] { proxyType }, handler);
}
/**
* Get the POJO property name of an getter/setter
*/
private static String property(String string) {
int length = string.length();
if (length == 0) {
return "";
}
else if (length == 1) {
return string.toLowerCase();
}
else {
return string.substring(0, 1).toLowerCase() + string.substring(1);
}
}
// ---------------------------------------------------------------------
// Object API
// ---------------------------------------------------------------------
/**
* Check whether two arrays of types match, converting primitive types to
* their corresponding wrappers.
*/
private boolean match(Class<?>[] declaredTypes, Class<?>[] actualTypes) {
if (declaredTypes.length == actualTypes.length) {
for (int i = 0; i < actualTypes.length; i++) {
if (actualTypes[i] == NULL.class)
continue;
if (wrapper(declaredTypes[i]).isAssignableFrom(wrapper(actualTypes[i])))
continue;
return false;
}
return true;
}
else {
return false;
}
}
/**
* {@inheritDoc}
*/
@Override
public int hashCode() {
return object.hashCode();
}
/**
* {@inheritDoc}
*/
@Override
public boolean equals(Object obj) {
if (obj instanceof Reflect) {
return object.equals(((Reflect) obj).get());
}
return false;
}
/**
* {@inheritDoc}
*/
@Override
public String toString() {
return object.toString();
}
// ---------------------------------------------------------------------
// Utility methods
// ---------------------------------------------------------------------
/**
* Wrap an object created from a constructor
*/
private static Reflect on(Constructor<?> constructor, Object... args) throws ReflectException {
try {
return on(accessible(constructor).newInstance(args));
}
catch (Exception e) {
throw new ReflectException(e);
}
}
/**
* Wrap an object returned from a method
*/
private static Reflect on(Method method, Object object, Object... args) throws ReflectException {
try {
accessible(method);
if (method.getReturnType() == void.class) {
method.invoke(object, args);
return on(object);
}
else {
return on(method.invoke(object, args));
}
}
catch (Exception e) {
throw new ReflectException(e);
}
}
/**
* Unwrap an object
*/
private static Object unwrap(Object object) {
if (object instanceof Reflect) {
return ((Reflect) object).get();
}
return object;
}
/**
* Get an array of types for an array of objects
*
* @see Object#getClass()
*/
private static Class<?>[] types(Object... values) {
if (values == null) {
return new Class[0];
}
Class<?>[] result = new Class[values.length];
for (int i = 0; i < values.length; i++) {
Object value = values[i];
result[i] = value == null ? NULL.class : value.getClass();
}
return result;
}
/**
* Load a class
*
* @see Class#forName(String)
*/
private static Class<?> forName(String name) throws ReflectException {
try {
return Class.forName(name);
}
catch (Exception e) {
throw new ReflectException(e);
}
}
private static Class<?> forName(String name, ClassLoader classLoader) throws ReflectException {
try {
return Class.forName(name, true, classLoader);
}
catch (Exception e) {
throw new ReflectException(e);
}
}
/**
* Get the type of the wrapped object.
*
* @see Object#getClass()
*/
public Class<?> type() {
if (isClass) {
return (Class<?>) object;
}
else {
return object.getClass();
}
}
/**
* Get a wrapper type for a primitive type, or the argument type itself, if
* it is not a primitive type.
*/
public static Class<?> wrapper(Class<?> type) {
if (type == null) {
return null;
}
else if (type.isPrimitive()) {
if (boolean.class == type) {
return Boolean.class;
}
else if (int.class == type) {
return Integer.class;
}
else if (long.class == type) {
return Long.class;
}
else if (short.class == type) {
return Short.class;
}
else if (byte.class == type) {
return Byte.class;
}
else if (double.class == type) {
return Double.class;
}
else if (float.class == type) {
return Float.class;
}
else if (char.class == type) {
return Character.class;
}
else if (void.class == type) {
return Void.class;
}
}
return type;
}
private static class NULL {}
}
/*
* Licensed 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 joor.demo;
import java.lang.reflect.InvocationTargetException;
/**
* A unchecked wrapper for any of Java's checked reflection exceptions:
* <p>
* These exceptions are
* <ul>
* <li> {@link ClassNotFoundException}</li>
* <li> {@link IllegalAccessException}</li>
* <li> {@link IllegalArgumentException}</li>
* <li> {@link InstantiationException}</li>
* <li> {@link InvocationTargetException}</li>
* <li> {@link NoSuchMethodException}</li>
* <li> {@link NoSuchFieldException}</li>
* <li> {@link SecurityException}</li>
* </ul>
*
* @author Lukas Eder
*/
public class ReflectException extends RuntimeException {
/**
* Generated UID
*/
private static final long serialVersionUID = -6213149635297151442L;
public ReflectException(String message) {
super(message);
}
public ReflectException(String message, Throwable cause) {
super(message, cause);
}
public ReflectException() {
super();
}
public ReflectException(Throwable cause) {
super(cause);
}
}
package joor.demo;
public class Student {
private String id;
private String name;
private String address;
public Student() {
}
public Student(String name) {
this.name = name;
}
public String getId() {
return id;
}
public void setId(String id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getAddress() {
return address;
}
public void setAddress(String address) {
this.address = address;
}
public String sayHello() {
return "hello ! " + this.name;
}
}
package joor.demo;
public class Test {
public static void main(String[] args) {
/**
* https://github.com/jOOQ/jOOR
* Reflect实际是对原生java reflect进行封装,屏蔽了无关细节。
*
* Reflect.create 用来调用之前的类的构造方法,有两种重载,一种有参数,一种无参数
Reflect.call 方法调用,传入方法名和参数,如有返回值还需要调用get
Reflect.get 获取(field和method返回)值相关,会进行类型转换,常与call和field组合使用
Reflect.field 获取属性值相关,需要调用get获取该值
Reflect.set 设置属性相关。
*/
//创建实例
Student student = Reflect.on(Student.class).create("小明").get();
System.out.println(student.getName());
//通过反射创建实例并调用Student的sayHello方法
String r = Reflect.on(Student.class).create("小明").call("sayHello").get();
System.out.println(r);
//访问属性(public,protected,package,private均可)
String name = Reflect.on(Student.class).create("小明").field("name").get();
System.out.println(name);
//修改属性
String setValue = Reflect.on(Student.class).create("小毛巾").set("name", "这是新的名字").get("name");
System.out.println(setValue);
}
}
分享到:
相关推荐
jOOR 在java原生的反射基础上进行了简单的封装,使得反射使用方便不少! 举个简单的列子,供大家参考。 java 原生反射写法: try { Method m1 = department.getClass().getMethod("getEmployees"); Employee ...
这个文件包含了项目的源码、测试用例以及其他相关文档,对于学习和理解如何构建一个友好的反射库,或者如何在自己的项目中使用jOOR,都是宝贵的资源。 总的来说,jOOR通过提供一个更易用的Fluent API,提升了Java...
Java中的反射机制是Java语言一个强大的特性,它允许运行时检查和操作类、接口、对象以及它们的方法和字段。jOOR项目就是为Java提供了一种流畅...对于那些经常使用反射的Java开发者来说,jOOR无疑是一个值得尝试的工具。
jOOR - Fluent Reflection in Java jOOR is a very simple fluent API that gives access to your Java Class structures in a more intuitive way. The JDK's reflection APIs are hard and verbose to use. Other ...
jOOR代表jOOR面向对象反射。 它是java.lang.reflect包的简单包装。 jOOR的名称受到jOOQ的启发,jOOQ是一种用于SQL构建和执行的流利的API。 依存关系 没有任何! 下载 适用于Java 9+ < groupId>org.jooq ...
在描述中,作者提到了一个创建对象的函数,该函数使用反射来实例化一个类,如下所示: ```java public static <T> T create(HttpRequest httpRequest) { Object httpRequestEntity = null; try { Class<T> ...
从Java 8开始,引入了流(Stream)的概念,虽然原生的Java API不直接支持Excel操作,但可以借助其他库,如jOOR,通过反射API操作Excel对象,结合Java 8的数据流进行处理。 例如,使用jOOR库读取Excel: ```java ...
更好的使用java: [Json] Gson: [xml==>webservice] [Rxjava] [Okhttp] [Retrofit] [Guava] [数据库访问:原生==>nutz==>其他] [数据库优化] [java GUI] [twinkle] [jcommunique] [java cocos2d:CDK] cdk:() c
约旦jOOλ是jOOQ系列的一部分(以及jOOQ,jOOX,jOOR,jOOU),为Java 8 lambda提供了一些有用的扩展。 它包含以下类:org.jooq.lambda.function 为什么只使用Function和BiFunction ? 我们还包括对Function1到...
1、jOOR源码研习,并优化对Class、Field等的缓存 2、模仿Glide在View中监听Activity的生命周期 3、整理日志规范及方案记录 4、总结开发过程中的异常处理 5、总结CoordinatorLayout中Behavior机制中的有向无环图实现 ...
默认情况下,所使用的服务为https://url.joor.net,如果要使用其他服务,只需转到扩展选项并设置后端URL。 警告:这是该服务和Google Chrome扩展程序的非常初始的版本。 我们欢迎您提供反馈,但不要期望扩展的稳定...