ch.rasc.s4ws.portfolio.web.PortfolioController.java Source code

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Here is the source code for ch.rasc.s4ws.portfolio.web.PortfolioController.java

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/*
 * Copyright 2002-2013 the original author or authors.
 *
 * 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 ch.rasc.s4ws.portfolio.web;

import java.security.Principal;
import java.util.List;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.messaging.handler.annotation.MessageExceptionHandler;
import org.springframework.messaging.handler.annotation.MessageMapping;
import org.springframework.messaging.simp.annotation.SendToUser;
import org.springframework.messaging.simp.annotation.SubscribeMapping;
import org.springframework.stereotype.Controller;

import ch.rasc.s4ws.portfolio.Portfolio;
import ch.rasc.s4ws.portfolio.PortfolioPosition;
import ch.rasc.s4ws.portfolio.service.PortfolioService;
import ch.rasc.s4ws.portfolio.service.Trade;
import ch.rasc.s4ws.portfolio.service.TradeService;

@Controller
public class PortfolioController {

    private static final Log logger = LogFactory.getLog(PortfolioController.class);

    private final PortfolioService portfolioService;

    private final TradeService tradeService;

    @Autowired
    public PortfolioController(PortfolioService portfolioService, TradeService tradeService) {
        this.portfolioService = portfolioService;
        this.tradeService = tradeService;
    }

    @SubscribeMapping("/positions")
    public List<PortfolioPosition> getPositions(Principal principal) throws Exception {
        logger.debug("Positions for " + principal.getName());
        Portfolio portfolio = this.portfolioService.findPortfolio(principal.getName());
        return portfolio.getPositions();
    }

    @MessageMapping("/trade")
    public void executeTrade(Trade trade, Principal principal) {
        trade.setUsername(principal.getName());
        logger.debug("Trade: " + trade);
        this.tradeService.executeTrade(trade);
    }

    @MessageExceptionHandler
    @SendToUser("/queue/errors")
    public String handleException(Throwable exception) {
        return exception.getMessage();
    }

}