Examples with Key com.aerospike.client.Key used on opensource projects

Example 21 with Key

use of com.aerospike.client.Key in project aerospike-client-java by aerospike.

the class Command method setBatchReadDirect.

public final void setBatchReadDirect(Policy policy, Key[] keys, BatchNode.BatchNamespace batch, String[] binNames, int readAttr) {
    // Estimate buffer size
    begin();
    int byteSize = batch.offsetsSize * SyncCommand.DIGEST_SIZE;
    dataOffset += Buffer.estimateSizeUtf8(batch.namespace) + FIELD_HEADER_SIZE + byteSize + FIELD_HEADER_SIZE;
    if (binNames != null) {
        for (String binName : binNames) {
            estimateOperationSize(binName);
        }
    }
    sizeBuffer();
    int operationCount = (binNames == null) ? 0 : binNames.length;
    writeHeader(policy, readAttr, 0, 2, operationCount);
    writeField(batch.namespace, FieldType.NAMESPACE);
    writeFieldHeader(byteSize, FieldType.DIGEST_RIPE_ARRAY);
    int[] offsets = batch.offsets;
    int max = batch.offsetsSize;
    for (int i = 0; i < max; i++) {
        Key key = keys[offsets[i]];
        byte[] digest = key.digest;
        System.arraycopy(digest, 0, dataBuffer, dataOffset, digest.length);
        dataOffset += digest.length;
    }
    if (binNames != null) {
        for (String binName : binNames) {
            writeOperation(binName, Operation.Type.READ);
        }
    }
    end();
}

Example 22 with Key

use of com.aerospike.client.Key in project aerospike-client-java by aerospike.

the class Expire method expireExample.

/**
	 * Write and twice read an expiration record.
	 */
private void expireExample(AerospikeClient client, Parameters params) throws Exception {
    Key key = new Key(params.namespace, params.set, "expirekey ");
    Bin bin = new Bin(params.getBinName("expirebin"), "expirevalue");
    console.info("Put: namespace=%s set=%s key=%s bin=%s value=%s expiration=2", key.namespace, key.setName, key.userKey, bin.name, bin.value);
    // Specify that record expires 2 seconds after it's written.
    WritePolicy writePolicy = new WritePolicy();
    writePolicy.expiration = 2;
    client.put(writePolicy, key, bin);
    // Read the record before it expires, showing it is there.
    console.info("Get: namespace=%s set=%s key=%s", key.namespace, key.setName, key.userKey);
    Record record = client.get(params.policy, key, bin.name);
    if (record == null) {
        throw new Exception(String.format("Failed to get record: namespace=%s set=%s key=%s", key.namespace, key.setName, key.userKey));
    }
    Object received = record.getValue(bin.name);
    String expected = bin.value.toString();
    if (received.equals(expected)) {
        console.info("Get record successful: namespace=%s set=%s key=%s bin=%s value=%s", key.namespace, key.setName, key.userKey, bin.name, received);
    } else {
        throw new Exception(String.format("Expire record mismatch: Expected %s. Received %s.", expected, received));
    }
    // Read the record after it expires, showing it's gone.
    console.info("Sleeping for 3 seconds ...");
    Thread.sleep(3 * 1000);
    record = client.get(params.policy, key, bin.name);
    if (record == null) {
        console.info("Expiry of record successful. Record not found.");
    } else {
        console.error("Found record when it should have expired.");
    }
}

Example 23 with Key

use of com.aerospike.client.Key in project aerospike-client-java by aerospike.

the class Generation method runExample.

/**
	 * Exercise record generation functionality.
	 */
@Override
public void runExample(AerospikeClient client, Parameters params) throws Exception {
    Key key = new Key(params.namespace, params.set, "genkey");
    String binName = params.getBinName("genbin");
    // Delete record if it already exists.
    client.delete(params.writePolicy, key);
    // Set some values for the same record.
    Bin bin = new Bin(binName, "genvalue1");
    console.info("Put: namespace=%s set=%s key=%s bin=%s value=%s", key.namespace, key.setName, key.userKey, bin.name, bin.value);
    client.put(params.writePolicy, key, bin);
    bin = new Bin(binName, "genvalue2");
    console.info("Put: namespace=%s set=%s key=%s bin=%s value=%s", key.namespace, key.setName, key.userKey, bin.name, bin.value);
    client.put(params.writePolicy, key, bin);
    // Retrieve record and its generation count.
    Record record = client.get(params.policy, key, bin.name);
    if (record == null) {
        throw new Exception(String.format("Failed to get: namespace=%s set=%s key=%s", key.namespace, key.setName, key.userKey));
    }
    Object received = record.getValue(bin.name);
    String expected = bin.value.toString();
    if (received.equals(expected)) {
        console.info("Get successful: namespace=%s set=%s key=%s bin=%s value=%s generation=%d", key.namespace, key.setName, key.userKey, bin.name, received, record.generation);
    } else {
        throw new Exception(String.format("Get mismatch: Expected %s. Received %s.", expected, received));
    }
    // Set record and fail if it's not the expected generation.
    bin = new Bin(binName, "genvalue3");
    console.info("Put: namespace=%s set=%s key=%s bin=%s value=%s expected generation=%d", key.namespace, key.setName, key.userKey, bin.name, bin.value, record.generation);
    WritePolicy writePolicy = new WritePolicy();
    writePolicy.generationPolicy = GenerationPolicy.EXPECT_GEN_EQUAL;
    writePolicy.generation = record.generation;
    client.put(writePolicy, key, bin);
    // Set record with invalid generation and check results .
    bin = new Bin(binName, "genvalue4");
    writePolicy.generation = 9999;
    console.info("Put: namespace=%s set=%s key=%s bin=%s value=%s expected generation=%d", key.namespace, key.setName, key.userKey, bin.name, bin.value, writePolicy.generation);
    try {
        client.put(writePolicy, key, bin);
        throw new Exception("Should have received generation error instead of success.");
    } catch (AerospikeException ae) {
        if (ae.getResultCode() == ResultCode.GENERATION_ERROR) {
            console.info("Success: Generation error returned as expected.");
        } else {
            throw new Exception(String.format("Unexpected set return code: namespace=%s set=%s key=%s bin=%s value=%s code=%s", key.namespace, key.setName, key.userKey, bin.name, bin.value, ae.getResultCode()));
        }
    }
    // Verify results.
    record = client.get(params.policy, key, bin.name);
    if (record == null) {
        throw new Exception(String.format("Failed to get: namespace=%s set=%s key=%s", key.namespace, key.setName, key.userKey));
    }
    received = record.getValue(bin.name);
    expected = "genvalue3";
    if (received.equals(expected)) {
        console.info("Get successful: namespace=%s set=%s key=%s bin=%s value=%s generation=%d", key.namespace, key.setName, key.userKey, bin.name, received, record.generation);
    } else {
        throw new Exception(String.format("Get mismatch: Expected %s. Received %s.", expected, received));
    }
}

Example 24 with Key

use of com.aerospike.client.Key in project aerospike-client-java by aerospike.

the class Append method runExample.

/**
	 * Append string to an existing string.
	 */
@Override
public void runExample(AerospikeClient client, Parameters params) throws Exception {
    Key key = new Key(params.namespace, params.set, "appendkey");
    String binName = params.getBinName("appendbin");
    // Delete record if it already exists.
    client.delete(params.writePolicy, key);
    Bin bin = new Bin(binName, "Hello");
    console.info("Initial append will create record.  Initial value is " + bin.value + '.');
    client.append(params.writePolicy, key, bin);
    bin = new Bin(binName, " World");
    console.info("Append \"" + bin.value + "\" to existing record.");
    client.append(params.writePolicy, key, bin);
    Record record = client.get(params.policy, key, bin.name);
    if (record == null) {
        throw new Exception(String.format("Failed to get: namespace=%s set=%s key=%s", key.namespace, key.setName, key.userKey));
    }
    Object received = record.getValue(bin.name);
    String expected = "Hello World";
    if (received.equals(expected)) {
        console.info("Append successful: ns=%s set=%s key=%s bin=%s value=%s", key.namespace, key.setName, key.userKey, bin.name, received);
    } else {
        console.error("Append mismatch: Expected %s. Received %s.", expected, received);
    }
}

Example 25 with Key

use of com.aerospike.client.Key in project aerospike-client-java by aerospike.

the class AsyncBatch method writeRecords.

/**
	 * Write records individually.
	 */
private void writeRecords() {
    WriteHandler handler = new WriteHandler(size);
    for (int i = 1; i <= size; i++) {
        Key key = sendKeys[i - 1];
        Bin bin = new Bin(binName, valuePrefix + i);
        console.info("Put: ns=%s set=%s key=%s bin=%s value=%s", key.namespace, key.setName, key.userKey, bin.name, bin.value);
        client.put(eventLoop, handler, params.writePolicy, key, bin);
    }
}