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			28 lines
		
	
	
		
			837 B
		
	
	
	
		
			Solidity
		
	
	
	
	
	
			
		
		
	
	
			28 lines
		
	
	
		
			837 B
		
	
	
	
		
			Solidity
		
	
	
	
	
	
pragma solidity ^0.4.11;
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import "../Oracles/DifficultyOracle.sol";
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/// @title Difficulty oracle factory contract - Allows to create difficulty oracle contracts
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/// @author Stefan George - <stefan@gnosis.pm>
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contract DifficultyOracleFactory {
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    /*
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     *  Events
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     */
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    event DifficultyOracleCreation(address indexed creator, DifficultyOracle difficultyOracle, uint blockNumber);
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    /*
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     *  Public functions
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     */
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    /// @dev Creates a new difficulty oracle contract
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    /// @param blockNumber Target block number
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    /// @return Oracle contract
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    function createDifficultyOracle(uint blockNumber)
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        public
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        returns (DifficultyOracle difficultyOracle)
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    {
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        difficultyOracle = new DifficultyOracle(blockNumber);
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        DifficultyOracleCreation(msg.sender, difficultyOracle, blockNumber);
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    }
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}
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