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Example 1 with KVDataVO

use of com.jd.blockchain.ledger.KVDataVO in project jdchain-core by blockchain-jd-com.

the class LedgerQueryController method getDataEntries.

@RequestMapping(method = { RequestMethod.GET, RequestMethod.POST }, path = GET_KV_VERSION_LIST)
@Override
public TypedKVEntry[] getDataEntries(@PathVariable(name = "ledgerHash") HashDigest ledgerHash, @PathVariable(name = "address") String address, @RequestBody KVInfoVO kvInfoVO) {
    // parse kvInfoVO;
    List<String> keyList = new ArrayList<>();
    List<Long> versionList = new ArrayList<>();
    if (kvInfoVO != null) {
        for (KVDataVO kvDataVO : kvInfoVO.getData()) {
            for (Long version : kvDataVO.getVersion()) {
                keyList.add(kvDataVO.getKey());
                versionList.add(version);
            }
        }
    }
    String[] keys = keyList.toArray(new String[keyList.size()]);
    Long[] versions = versionList.toArray(new Long[versionList.size()]);
    if (keys == null || keys.length == 0) {
        return null;
    }
    if (versions == null || versions.length == 0) {
        return null;
    }
    if (keys.length != versions.length) {
        throw new ContractException("keys.length!=versions.length!");
    }
    LedgerQuery ledger = ledgerService.getLedger(ledgerHash);
    LedgerBlock block = ledger.getLatestBlock();
    DataAccountSet dataAccountSet = ledger.getDataAccountSet(block);
    DataAccount dataAccount = dataAccountSet.getAccount(Bytes.fromBase58(address));
    if (dataAccount == null) {
        return null;
    }
    TypedKVEntry[] entries = new TypedKVEntry[keys.length];
    long ver = -1;
    for (int i = 0; i < entries.length; i++) {
        // ver = dataAccount.getDataVersion(Bytes.fromString(keys[i]));
        ver = versions[i];
        if (ver < 0) {
            entries[i] = new TypedKVData(keys[i], -1, null);
        } else {
            if (dataAccount.getDataset().getDataCount() == 0 || dataAccount.getDataset().getValue(keys[i], ver) == null) {
                // is the address is not exist; the result is null;
                entries[i] = new TypedKVData(keys[i], -1, null);
            } else {
                BytesValue value = dataAccount.getDataset().getValue(keys[i], ver);
                entries[i] = new TypedKVData(keys[i], ver, value);
            }
        }
    }
    return entries;
}
Also used : LedgerBlock(com.jd.blockchain.ledger.LedgerBlock) LedgerQuery(com.jd.blockchain.ledger.core.LedgerQuery) ContractException(com.jd.blockchain.contract.ContractException) ArrayList(java.util.ArrayList) KVDataVO(com.jd.blockchain.ledger.KVDataVO) BytesValue(com.jd.blockchain.ledger.BytesValue) DataAccount(com.jd.blockchain.ledger.core.DataAccount) TypedKVEntry(com.jd.blockchain.ledger.TypedKVEntry) TypedKVData(com.jd.blockchain.ledger.TypedKVData) DataAccountSet(com.jd.blockchain.ledger.core.DataAccountSet) RequestMapping(org.springframework.web.bind.annotation.RequestMapping)

Example 2 with KVDataVO

use of com.jd.blockchain.ledger.KVDataVO in project jdchain-core by blockchain-jd-com.

the class UncommittedLedgerQueryService method getDataEntries.

@Override
public TypedKVEntry[] getDataEntries(String address, KVInfoVO kvInfoVO) {
    List<String> keyList = new ArrayList<>();
    List<Long> versionList = new ArrayList<>();
    if (kvInfoVO != null) {
        for (KVDataVO kvDataVO : kvInfoVO.getData()) {
            for (Long version : kvDataVO.getVersion()) {
                keyList.add(kvDataVO.getKey());
                versionList.add(version);
            }
        }
    }
    String[] keys = keyList.toArray(new String[keyList.size()]);
    Long[] versions = versionList.toArray(new Long[versionList.size()]);
    if (keys.length == 0) {
        return null;
    }
    if (versions.length == 0) {
        return null;
    }
    if (keys.length != versions.length) {
        throw null;
    }
    DataAccount dataAccount = transactionContext.getDataset().getDataAccountSet().getAccount(address);
    TypedKVEntry[] entries = new TypedKVEntry[keys.length];
    long ver = -1L;
    for (int i = 0; i < entries.length; i++) {
        ver = versions[i];
        if (ver < 0) {
            entries[i] = new TypedKVData(keys[i], -1, null);
        } else {
            if (dataAccount.getDataset().getDataCount() == 0 || dataAccount.getDataset().getValue(keys[i], ver) == null) {
                // is the address is not exist; the result is null;
                entries[i] = new TypedKVData(keys[i], -1, null);
            } else {
                BytesValue value = dataAccount.getDataset().getValue(keys[i], ver);
                entries[i] = new TypedKVData(keys[i], ver, value);
            }
        }
    }
    return entries;
}
Also used : ArrayList(java.util.ArrayList) KVDataVO(com.jd.blockchain.ledger.KVDataVO) BytesValue(com.jd.blockchain.ledger.BytesValue) DataAccount(com.jd.blockchain.ledger.core.DataAccount) TypedKVEntry(com.jd.blockchain.ledger.TypedKVEntry) TypedKVData(com.jd.blockchain.ledger.TypedKVData)

Example 3 with KVDataVO

use of com.jd.blockchain.ledger.KVDataVO in project jdchain-core by blockchain-jd-com.

the class ContractLedgerQueryService method getDataEntries.

@Override
public TypedKVEntry[] getDataEntries(String address, KVInfoVO kvInfoVO) {
    List<String> keyList = new ArrayList<>();
    List<Long> versionList = new ArrayList<>();
    if (kvInfoVO != null) {
        for (KVDataVO kvDataVO : kvInfoVO.getData()) {
            for (Long version : kvDataVO.getVersion()) {
                keyList.add(kvDataVO.getKey());
                versionList.add(version);
            }
        }
    }
    String[] keys = keyList.toArray(new String[keyList.size()]);
    Long[] versions = versionList.toArray(new Long[versionList.size()]);
    if (keys.length == 0) {
        return null;
    }
    if (versions.length == 0) {
        return null;
    }
    if (keys.length != versions.length) {
        throw null;
    }
    DataAccount dataAccount = ledgerQuery.getDataAccountSet().getAccount(address);
    TypedKVEntry[] entries = new TypedKVEntry[keys.length];
    long ver = -1L;
    for (int i = 0; i < entries.length; i++) {
        ver = versions[i];
        if (ver < 0) {
            entries[i] = new TypedKVData(keys[i], -1, null);
        } else {
            if (dataAccount.getDataset().getDataCount() == 0 || dataAccount.getDataset().getValue(keys[i], ver) == null) {
                // is the address is not exist; the result is null;
                entries[i] = new TypedKVData(keys[i], -1, null);
            } else {
                BytesValue value = dataAccount.getDataset().getValue(keys[i], ver);
                entries[i] = new TypedKVData(keys[i], ver, value);
            }
        }
    }
    return entries;
}
Also used : ArrayList(java.util.ArrayList) KVDataVO(com.jd.blockchain.ledger.KVDataVO) BytesValue(com.jd.blockchain.ledger.BytesValue) DataAccount(com.jd.blockchain.ledger.core.DataAccount) TypedKVEntry(com.jd.blockchain.ledger.TypedKVEntry) TypedKVData(com.jd.blockchain.ledger.TypedKVData)

Aggregations

BytesValue (com.jd.blockchain.ledger.BytesValue)3 KVDataVO (com.jd.blockchain.ledger.KVDataVO)3 TypedKVData (com.jd.blockchain.ledger.TypedKVData)3 TypedKVEntry (com.jd.blockchain.ledger.TypedKVEntry)3 DataAccount (com.jd.blockchain.ledger.core.DataAccount)3 ArrayList (java.util.ArrayList)3 ContractException (com.jd.blockchain.contract.ContractException)1 LedgerBlock (com.jd.blockchain.ledger.LedgerBlock)1 DataAccountSet (com.jd.blockchain.ledger.core.DataAccountSet)1 LedgerQuery (com.jd.blockchain.ledger.core.LedgerQuery)1 RequestMapping (org.springframework.web.bind.annotation.RequestMapping)1