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/**
 * Copyright (C) 2016 - 2030 youtongluan.
 *
 * 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 org.yx.rpc;

import java.lang.reflect.Field;
import java.lang.reflect.Method;

import org.yx.annotation.Param;
import org.yx.asm.ArgPojo;
import org.yx.bean.Loader;
import org.yx.common.CalleeNode;
import org.yx.exception.SumkException;
import org.yx.log.Logs;
import org.yx.util.S;

public final class RpcActionNode extends CalleeNode {
	private boolean publish;

	private final Field[] fields;

	public RpcActionNode(Object obj, Method method, Class argClz, String[] argNames, Param[] params,
			int toplimit, boolean publish) {
		super(obj, method, argClz, argNames, params, toplimit);
		this.publish = publish;
		if (argNames.length > 0) {
			this.fields = new Field[argNames.length];
			try {
				for (int i = 0; i < this.fields.length; i++) {
					Field f = this.argClz.getDeclaredField(argNames[i]);
					f.setAccessible(true);
					this.fields[i] = f;
				}
			} catch (Exception e) {
				SumkException.throwException(235345, e.getMessage());
			}
		} else {
			this.fields = null;
		}
	}

	public boolean publish() {
		return this.publish;
	}

	public Object invokeByJsonArg(String args) throws Throwable {
		if (this.isEmptyArgument()) {
			return this.execute(this.getEmptyArgObj());
		}

		ArgPojo argObj = S.json().fromJson(args, argClz);
		if (argObj == null) {
			argObj = this.getEmptyArgObj();
		}
		return this.execute(argObj);
	}

	public Object invokeByOrder(String... args) throws Throwable {
		if (this.isEmptyArgument()) {
			return this.execute(this.getEmptyArgObj());
		}
		if (args == null) {
			SumkException.throwException(12012, method.getName() + "的参数不能为空");
		}
		if (args.length != argNames.length) {
			Logs.rpc().debug("{}需要传递{}个参数，实际传递{}个", method.getName(), argNames.length, args.length);
		}

		ArgPojo pojo = Loader.newInstance(this.argClz);
		for (int i = 0; i < fields.length; i++) {
			if (i >= args.length || args[i] == null) {
				continue;
			}
			Field f = fields[i];
			f.set(pojo, RpcJson.operator().fromJson(args[i], f.getGenericType()));
		}
		return this.execute(pojo);
	}

}