Mumbai Testnet

Contract

0x8Cc12723a3Df1777517EADc905A64558Ef42Fd97

Overview

MATIC Balance

Polygon PoS Chain LogoPolygon PoS Chain LogoPolygon PoS Chain Logo0 MATIC

Multichain Info

N/A
Transaction Hash
Method
Block
From
To
Value
Set Prices239135242022-01-15 13:26:12803 days ago1642253172IN
0x8Cc12723...8Ef42Fd97
0 MATIC0.000074451.99999999
Set Price239131652022-01-15 13:06:12803 days ago1642251972IN
0x8Cc12723...8Ef42Fd97
0 MATIC0.00009382
Set Price239131632022-01-15 13:06:04803 days ago1642251964IN
0x8Cc12723...8Ef42Fd97
0 MATIC0.000093891.99999999
Set Price239131612022-01-15 13:05:56803 days ago1642251956IN
0x8Cc12723...8Ef42Fd97
0 MATIC0.000093841.99999999
0x60806040239130312022-01-15 12:59:00803 days ago1642251540IN
 Contract Creation
0 MATIC0.001016231.99999999

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Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0xa560F385...e00EcbdC6
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:
Oracle

Compiler Version
v0.8.10+commit.fc410830

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion, MIT license

Contract Source Code (Solidity Standard Json-Input format)

File 1 of 3 : Oracle.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.7;

import "Ownable.sol";

contract Oracle is Ownable{
    mapping(string => uint) private prices;
    uint8 private _decimals = 18;
    
    function getPrice(string memory symbol) public view returns (uint) {
        return prices[symbol];
    }

    function setPrice(string memory symbol, uint price) public onlyOwner{
        prices[symbol] = price;
    }
    function setPrices(string[] memory symbolList, uint[] memory priceList) public onlyOwner{
        require(symbolList.length == priceList.length, "SymbolList and PriceList should be of same size");
        for (uint i = 0; i < symbolList.length; i++){
            setPrice(symbolList[i], priceList[i]);
        }
    }
    function decimals() public returns(uint8){
        return _decimals;
    }
}

File 2 of 3 : Ownable.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (access/Ownable.sol)

pragma solidity ^0.8.0;

import "Context.sol";

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor() {
        _transferOwnership(_msgSender());
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
        _;
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions anymore. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

File 3 of 3 : Context.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)

pragma solidity ^0.8.0;

/**
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

Settings
{
  "evmVersion": "istanbul",
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "libraries": {
    "Oracle.sol": {}
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "abi"
      ]
    }
  }
}

Contract ABI

[{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"symbol","type":"string"}],"name":"getPrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"symbol","type":"string"},{"internalType":"uint256","name":"price","type":"uint256"}],"name":"setPrice","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string[]","name":"symbolList","type":"string[]"},{"internalType":"uint256[]","name":"priceList","type":"uint256[]"}],"name":"setPrices","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"}]

Deployed Bytecode

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