com.xeiam.xchange.bitstamp.dto.marketdata.BitstampTransaction.java Source code

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Here is the source code for com.xeiam.xchange.bitstamp.dto.marketdata.BitstampTransaction.java

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/**
 * Copyright (C) 2012 - 2013 Xeiam LLC http://xeiam.com
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
 * of the Software, and to permit persons to whom the Software is furnished to do
 * so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
package com.xeiam.xchange.bitstamp.dto.marketdata;

import java.math.BigDecimal;

import com.fasterxml.jackson.annotation.JsonProperty;

/**
 * @author Matija Mazi
 */
public final class BitstampTransaction {

    private final long date;
    private final int tid;
    private final BigDecimal price;
    private final BigDecimal amount;

    /**
     * Constructor
     * 
     * @param date Unix timestamp date and time
     * @param tid Transaction id
     * @param price BTC price
     * @param amount BTC amount
     */
    public BitstampTransaction(@JsonProperty("date") long date, @JsonProperty("tid") int tid,
            @JsonProperty("price") BigDecimal price, @JsonProperty("amount") BigDecimal amount) {

        this.date = date;
        this.tid = tid;
        this.price = price;
        this.amount = amount;
    }

    public int getTid() {

        return tid;
    }

    public BigDecimal getPrice() {

        return price;
    }

    public BigDecimal getAmount() {

        return amount;
    }

    public long getDate() {

        return date;
    }

    public BigDecimal calculateFeeBtc() {

        return roundUp(amount.multiply(new BigDecimal(.5))).divide(new BigDecimal(100.));
    }

    private BigDecimal roundUp(BigDecimal x) {

        long n = x.longValue();
        return new BigDecimal(x.equals(new BigDecimal(n)) ? n : n + 1);
    }

    public BigDecimal calculateFeeUsd() {

        return calculateFeeBtc().multiply(price);
    }

    @Override
    public String toString() {

        return "Transaction [date=" + date + ", tid=" + tid + ", price=" + price + ", amount=" + amount + "]";
    }

}