mirror of https://github.com/hyperledger/besu
An enterprise-grade Java-based, Apache 2.0 licensed Ethereum client https://wiki.hyperledger.org/display/besu
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44 lines
1.4 KiB
44 lines
1.4 KiB
/*
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* Copyright ConsenSys AG.
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
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* an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations under the License.
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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pragma solidity >=0.7.0 <0.9.0;
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// compile with:
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// solc EventEmitter.sol --bin --abi --optimize --overwrite -o .
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// then create web3j wrappers with:
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// web3j generate solidity -b ./generated/EventEmitter.bin -a ./generated/EventEmitter.abi -o ../../../../../ -p org.hyperledger.besu.tests.web3j.generated
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contract EventEmitter {
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address owner;
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event stored(address _to, uint _amount);
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address _sender;
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uint _value;
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constructor() {
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owner = msg.sender;
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}
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function store(uint _amount) public {
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emit stored(msg.sender, _amount);
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_value = _amount;
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_sender = msg.sender;
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}
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function value() view public returns (uint) {
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return _value;
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}
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function sender() view public returns (address) {
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return _sender;
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}
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}
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