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/*
* This file is part of GNU Taler
* (C) 2020 Taler Systems S.A.
*
* GNU Taler is free software; you can redistribute it and/or modify it under the
* terms of the GNU General Public License as published by the Free Software
* Foundation; either version 3, or (at your option) any later version.
*
* GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
* A PARTICULAR PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with
* GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
package net.taler.common
import android.annotation.SuppressLint
data class SignedAmount(
val positive: Boolean,
val amount: Amount
) {
companion object {
@Throws(AmountParserException::class)
@SuppressLint("CheckedExceptions")
fun fromJSONString(str: String): SignedAmount = when (str.substring(0, 1)) {
"-" -> SignedAmount(false, Amount.fromJSONString(str.substring(1)))
"+" -> SignedAmount(true, Amount.fromJSONString(str.substring(1)))
else -> SignedAmount(true, Amount.fromJSONString(str))
}
}
override fun toString(): String {
return if (positive) "$amount" else "-$amount"
}
}
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