circlecloud/MiaoScript
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fix: 修复类方法初始化错误的问题

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Signed-off-by: 502647092 <admin@yumc.pw>
This commit is contained in:
502647092 2017-10-10 21:11:35 +08:00
parent d0b43487c2
commit 3106119ff1
1 changed files with 49 additions and 51 deletions
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100
src/main/resources/kit/reflect.js
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@ -7,10 +7,59 @@
/*global Java, base, module, exports, require, __FILE__*/
var Class = Java.type('java.lang.Class');
var NoSuchFieldException = Java.type('java.lang.NoSuchFieldException');
var methodCache = [];
function Reflect(obj) {
this.obj = obj;
this.class = obj instanceof Class ? obj : obj.class;
this.field = function (name) {
try {
// Try getting a public field
var field = this.class.field(name);
return on(field.get(this.obj));
} catch (ex) {
// Try again, getting a non-public field
try {
return on(accessible(declaredField(this.class, name)).get(this.obj));
} catch (ex) {
throw new NoSuchFieldException(ex);
}
}
};
this.method = function () {
var name = arguments[0];
var clazzs = Array.prototype.slice.call(arguments, 1);
try {
return this.class.method(name, clazzs);
} catch (ex) {
return this.class.declaredMethod(name, clazzs);
}
};
this.cacheMethod = function () {
var name = arguments[0];
var mkey = this.class.name + '.' + name;
if (!methodCache[mkey]) {
methodCache[mkey] = this.method(name, arguments.slice(1));
}
return methodCache[mkey];
};
this.call = function () {
var name = arguments[0];
var params = Array.prototype.slice.call(arguments, 1);
var method = this.cacheMethod(name, types(params));
return exports.on(method.invoke(this.get(), params));
};
this.get = function () {
return arguments.length === 1 ? this.field(arguments[0]) : this.obj;
};
this.create = function () {
return on(declaredConstructor(this.class, arguments).newInstance(arguments));
};
}
/**
@ -60,57 +109,6 @@ function declaredField(clazz, name) {
return field;
}
Reflect.field = function (name) {
try {
// Try getting a public field
var field = this.class.field(name);
return on(field.get(this.obj));
} catch (ex) {
// Try again, getting a non-public field
try {
return on(accessible(declaredField(this.class, name)).get(this.obj));
} catch (ex) {
throw new NoSuchFieldException(ex);
}
}
};
Reflect.method = function () {
var name = arguments[0];
var clazzs = arguments.slice(1);
try {
return this.class.method(name, clazzs);
} catch (ex) {
return this.class.declaredMethod(name, clazzs);
}
};
var methodCache = [];
Reflect.cacheMethod = function () {
var name = arguments[0];
var mkey = this.class.name + '.' + name;
if (!methodCache[mkey]) {
methodCache[mkey] = this.method(name, arguments.slice(1));
}
return methodCache[mkey];
};
Reflect.call = function () {
var name = arguments[0];
var params = arguments.slice(1);
var method = this.method(name, types(params));
return exports.on(method.invoke(this.get(), params));
};
Reflect.get = function () {
return arguments.length === 1 ? this.field(arguments[0]) : this.obj;
};
Reflect.create = function () {
return on(declaredConstructor(this.class, arguments).newInstance(arguments));
};
function on(obj) {
return new Reflect(obj);
}