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Commit333cfe4

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committed
Contract creation API
1 parent0e1dccc commit333cfe4

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8 files changed

+196
-5
lines changed

8 files changed

+196
-5
lines changed

‎src/main/java/io/goodforgod/api/etherscan/AccountAPIProvider.java‎

Lines changed: 1 addition & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -95,7 +95,7 @@ public List<Balance> balances(@NotNull List<String> addresses) throws EtherScanE
9595
finalList<List<String>>addressesAsBatches =BasicUtils.partition(addresses,20);
9696

9797
for (finalList<String>batch :addressesAsBatches) {
98-
finalStringurlParams =ACT_BALANCE_MULTI_ACTION +TAG_LATEST_PARAM +ADDRESS_PARAM +toAddressParam(batch);
98+
finalStringurlParams =ACT_BALANCE_MULTI_ACTION +TAG_LATEST_PARAM +ADDRESS_PARAM +BasicUtils.toAddressParam(batch);
9999
finalBalanceResponseTOresponse =getRequest(urlParams,BalanceResponseTO.class);
100100
if (response.getStatus() !=1) {
101101
thrownewEtherScanResponseException(response);
@@ -111,10 +111,6 @@ public List<Balance> balances(@NotNull List<String> addresses) throws EtherScanE
111111
returnbalances;
112112
}
113113

114-
privateStringtoAddressParam(List<String>addresses) {
115-
returnString.join(",",addresses);
116-
}
117-
118114
@NotNull
119115
@Override
120116
publicList<Tx>txs(@NotNullStringaddress)throwsEtherScanException {

‎src/main/java/io/goodforgod/api/etherscan/ContractAPI.java‎

Lines changed: 11 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -2,8 +2,11 @@
22

33
importio.goodforgod.api.etherscan.error.EtherScanException;
44
importio.goodforgod.api.etherscan.model.Abi;
5+
importio.goodforgod.api.etherscan.model.ContractCreation;
56
importorg.jetbrains.annotations.NotNull;
67

8+
importjava.util.List;
9+
710
/**
811
* EtherScan - API Descriptions <a href="https://docs.etherscan.io/api-endpoints/contracts">...</a>
912
*
@@ -21,4 +24,12 @@ public interface ContractAPI {
2124
*/
2225
@NotNull
2326
AbicontractAbi(@NotNullStringaddress)throwsEtherScanException;
27+
28+
/**
29+
* Returns a contract's deployer address and transaction hash it was created, up to 5 at a time.
30+
* @param contractAddresses - list of addresses to fetch
31+
* @throws EtherScanException parent exception class
32+
*/
33+
@NotNull
34+
List<ContractCreation>contractCreation(@NotNullList<String>contractAddresses)throwsEtherScanException;
2435
}

‎src/main/java/io/goodforgod/api/etherscan/ContractAPIProvider.java‎

Lines changed: 30 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -5,10 +5,15 @@
55
importio.goodforgod.api.etherscan.http.EthHttpClient;
66
importio.goodforgod.api.etherscan.manager.RequestQueueManager;
77
importio.goodforgod.api.etherscan.model.Abi;
8+
importio.goodforgod.api.etherscan.model.ContractCreation;
9+
importio.goodforgod.api.etherscan.model.response.ContractCreationResponseTO;
810
importio.goodforgod.api.etherscan.model.response.StringResponseTO;
911
importio.goodforgod.api.etherscan.util.BasicUtils;
1012
importorg.jetbrains.annotations.NotNull;
1113

14+
importjava.util.List;
15+
importjava.util.stream.Collectors;
16+
1217
/**
1318
* Contract API Implementation
1419
*
@@ -22,6 +27,12 @@ final class ContractAPIProvider extends BasicProvider implements ContractAPI {
2227

2328
privatestaticfinalStringADDRESS_PARAM ="&address=";
2429

30+
privatestaticfinalStringACT_CONTRACT_CREATION_PARAM ="getcontractcreation";
31+
32+
privatestaticfinalStringACT_CONTRACT_CREATION =ACT_PREFIX +ACT_CONTRACT_CREATION_PARAM;
33+
34+
privatestaticfinalStringACT_CONTRACT_ADDRESSES_PARAM ="&contractaddresses=";
35+
2536
ContractAPIProvider(RequestQueueManagerrequestQueueManager,
2637
StringbaseUrl,
2738
EthHttpClientexecutor,
@@ -44,4 +55,23 @@ public Abi contractAbi(@NotNull String address) throws EtherScanException {
4455
?Abi.nonVerified()
4556
:Abi.verified(response.getResult());
4657
}
58+
59+
@NotNull
60+
@Override
61+
publicList<ContractCreation>contractCreation(@NotNullList<String>contractAddresses)throwsEtherScanException {
62+
BasicUtils.validateAddresses(contractAddresses);
63+
finalStringurlParam =ACT_CONTRACT_CREATION +ACT_CONTRACT_ADDRESSES_PARAM +BasicUtils.toAddressParam(contractAddresses);
64+
finalContractCreationResponseTOresponse =getRequest(urlParam,ContractCreationResponseTO.class);
65+
if (response.getStatus() !=1 &&response.getMessage().startsWith("NOTOK")) {
66+
thrownewEtherScanResponseException(response);
67+
}
68+
69+
returnresponse.getResult().stream()
70+
.map(to ->ContractCreation.builder()
71+
.withContractCreator(to.getContractCreator())
72+
.withContractAddress(to.getContractAddress())
73+
.withTxHash(to.getTxHash())
74+
.build()
75+
).collect(Collectors.toList());
76+
}
4777
}
Lines changed: 80 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,80 @@
1+
packageio.goodforgod.api.etherscan.model;
2+
3+
importjava.util.Objects;
4+
5+
publicclassContractCreation {
6+
privatefinalStringcontractAddress;
7+
privatefinalStringcontractCreator;
8+
privatefinalStringtxHash;
9+
10+
privateContractCreation(StringcontractAddress,StringcontractCreator,StringtxHash) {
11+
this.contractAddress =contractAddress;
12+
this.contractCreator =contractCreator;
13+
this.txHash =txHash;
14+
}
15+
16+
publicStringgetContractAddress() {
17+
returncontractAddress;
18+
}
19+
20+
publicStringgetContractCreator() {
21+
returncontractCreator;
22+
}
23+
24+
publicStringgetTxHash() {
25+
returntxHash;
26+
}
27+
28+
@Override
29+
publicbooleanequals(Objecto) {
30+
if (this ==o)returntrue;
31+
if (o ==null ||getClass() !=o.getClass())returnfalse;
32+
ContractCreationthat = (ContractCreation)o;
33+
returnObjects.equals(contractAddress,that.contractAddress) &&Objects.equals(contractCreator,that.contractCreator) &&Objects.equals(txHash,that.txHash);
34+
}
35+
36+
@Override
37+
publicinthashCode() {
38+
returnObjects.hash(contractAddress,contractCreator,txHash);
39+
}
40+
41+
@Override
42+
publicStringtoString() {
43+
return"ContractCreation{" +
44+
"contractAddress='" +contractAddress +'\'' +
45+
", contractCreator='" +contractCreator +'\'' +
46+
", txHash='" +txHash +'\'' +
47+
'}';
48+
}
49+
50+
publicstaticContractCreationBuilderbuilder() {
51+
returnnewContractCreationBuilder();
52+
}
53+
54+
publicstaticfinalclassContractCreationBuilder {
55+
privateStringcontractAddress;
56+
privateStringcontractCreator;
57+
privateStringtxHash;
58+
59+
privateContractCreationBuilder() {}
60+
61+
publicContractCreationBuilderwithContractAddress(StringcontractAddress) {
62+
this.contractAddress =contractAddress;
63+
returnthis;
64+
}
65+
66+
publicContractCreationBuilderwithContractCreator(StringcontractCreator) {
67+
this.contractCreator =contractCreator;
68+
returnthis;
69+
}
70+
71+
publicContractCreationBuilderwithTxHash(StringtxHash) {
72+
this.txHash =txHash;
73+
returnthis;
74+
}
75+
76+
publicContractCreationbuild() {
77+
returnnewContractCreation(contractAddress,contractCreator,txHash);
78+
}
79+
}
80+
}
Lines changed: 4 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,4 @@
1+
packageio.goodforgod.api.etherscan.model.response;
2+
3+
publicclassContractCreationResponseTOextendsBaseListResponseTO<ContractCreationTO> {
4+
}
Lines changed: 20 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,20 @@
1+
packageio.goodforgod.api.etherscan.model.response;
2+
3+
publicclassContractCreationTO {
4+
5+
privateStringcontractAddress;
6+
privateStringcontractCreator;
7+
privateStringtxHash;
8+
9+
publicStringgetContractAddress() {
10+
returncontractAddress;
11+
}
12+
13+
publicStringgetContractCreator() {
14+
returncontractCreator;
15+
}
16+
17+
publicStringgetTxHash() {
18+
returntxHash;
19+
}
20+
}

‎src/main/java/io/goodforgod/api/etherscan/util/BasicUtils.java‎

Lines changed: 4 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -149,4 +149,8 @@ public static List<List<String>> partition(List<String> list, int pairSize) {
149149

150150
returnpartitioned;
151151
}
152+
153+
publicstaticStringtoAddressParam(List<String>addresses) {
154+
returnString.join(",",addresses);
155+
}
152156
}

‎src/test/java/io/goodforgod/api/etherscan/contract/ContractApiTests.java‎

Lines changed: 46 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -3,8 +3,13 @@
33
importio.goodforgod.api.etherscan.ApiRunner;
44
importio.goodforgod.api.etherscan.error.EtherScanInvalidAddressException;
55
importio.goodforgod.api.etherscan.model.Abi;
6+
importio.goodforgod.api.etherscan.model.ContractCreation;
67
importorg.junit.jupiter.api.Test;
78

9+
importjava.util.Arrays;
10+
importjava.util.Collections;
11+
importjava.util.List;
12+
813
/**
914
* @author GoodforGod
1015
* @since 03.11.2018
@@ -37,4 +42,45 @@ void correctParamWithEmptyExpectedResult() {
3742
assertNotNull(abi);
3843
assertTrue(abi.isVerified());
3944
}
45+
46+
@Test
47+
voidcorrectContractCreation() {
48+
List<ContractCreation>contractCreations =
49+
getApi().contract().contractCreation(Collections.singletonList("0xBB9bc244D798123fDe783fCc1C72d3Bb8C189413"));
50+
51+
assertEquals(1,contractCreations.size());
52+
ContractCreationcontractCreation =contractCreations.get(0);
53+
54+
assertEquals("0xbb9bc244d798123fde783fcc1c72d3bb8c189413",contractCreation.getContractAddress());
55+
assertEquals("0x793ea9692ada1900fbd0b80fffec6e431fe8b391",contractCreation.getContractCreator());
56+
assertEquals("0xe9ebfecc2fa10100db51a4408d18193b3ac504584b51a4e55bdef1318f0a30f9",contractCreation.getTxHash());
57+
}
58+
59+
@Test
60+
voidcorrectMultipleContractCreation() {
61+
List<ContractCreation>contractCreations =
62+
getApi().contract().contractCreation(Arrays.asList("0xBB9bc244D798123fDe783fCc1C72d3Bb8C189413","0x5EaC95ad5b287cF44E058dCf694419333b796123"));
63+
assertEquals(2,contractCreations.size());
64+
65+
ContractCreationcontractCreation1 =ContractCreation.builder()
66+
.withContractAddress("0xbb9bc244d798123fde783fcc1c72d3bb8c189413")
67+
.withContractCreator("0x793ea9692ada1900fbd0b80fffec6e431fe8b391")
68+
.withTxHash("0xe9ebfecc2fa10100db51a4408d18193b3ac504584b51a4e55bdef1318f0a30f9")
69+
.build();
70+
71+
ContractCreationcontractCreation2 =ContractCreation.builder()
72+
.withContractAddress("0x5eac95ad5b287cf44e058dcf694419333b796123")
73+
.withContractCreator("0x7c675b7450e878e5af8550b41df42d134674e61f")
74+
.withTxHash("0x79cdfec19e5a86d9022680a4d1c86d3d8cd76c21c01903a2f02c127a0a7dbfb3")
75+
.build();
76+
77+
assertTrue(contractCreations.contains(contractCreation1));
78+
assertTrue(contractCreations.contains(contractCreation2));
79+
}
80+
81+
@Test
82+
voidcontractCreationInvalidParamWithError() {
83+
assertThrows(EtherScanInvalidAddressException.class,
84+
() ->getApi().contract().contractCreation(Collections.singletonList("0xBBbc244D798123fDe783fCc1C72d3Bb8C189414")));
85+
}
4086
}

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