func runExample(client *as.Client) {
key, err := as.NewKey(*shared.Namespace, *shared.Set, "addkey")
shared.PanicOnError(err)
binName := "addbin"
// Delete record if it already exists.
client.Delete(shared.WritePolicy, key)
// Perform some adds and check results.
bin := as.NewBin(binName, 10)
log.Println("Initial add will create record. Initial value is ", bin.Value, ".")
client.AddBins(shared.WritePolicy, key, bin)
bin = as.NewBin(binName, 5)
log.Println("Add ", bin.Value, " to existing record.")
client.AddBins(shared.WritePolicy, key, bin)
record, err := client.Get(shared.Policy, key, bin.Name)
shared.PanicOnError(err)
if record == nil {
log.Fatalf(
"Failed to get: namespace=%s set=%s key=%s",
key.Namespace(), key.SetName(), key.Value())
}
// The value received from the server is an unsigned byte stream.
// Convert to an integer before comparing with expected.
received := record.Bins[bin.Name]
expected := 15
if received == expected {
log.Printf("Add successful: ns=%s set=%s key=%s bin=%s value=%s",
key.Namespace(), key.SetName(), key.Value(), bin.Name, received)
} else {
log.Fatalf("Add mismatch: Expected %d. Received %d.", expected, received)
}
// Demonstrate add and get combined.
bin = as.NewBin(binName, 30)
log.Println("Add ", bin.Value, " to existing record.")
record, err = client.Operate(shared.WritePolicy, key, as.AddOp(bin), as.GetOp())
shared.PanicOnError(err)
expected = 45
received = record.Bins[bin.Name]
if received == expected {
log.Printf("Add successful: ns=%s set=%s key=%s bin=%s value=%s",
key.Namespace(), key.SetName(), key.Value(), bin.Name, received)
} else {
log.Fatalf("Add mismatch: Expected %d. Received %d.", expected, received)
}
}
/**
* Write/Read Array/Map combination directly instead of relying on java serializer.
*/
func testListMapCombined(client *as.Client) {
log.Printf("Read/Write Array/Map")
key, _ := as.NewKey(*shared.Namespace, *shared.Set, "listmapkey")
client.Delete(shared.WritePolicy, key)
blob := []byte{3, 52, 125}
inner := []interface{}{
"string2",
5,
}
innerMap := map[interface{}]interface{}{
"a": 1,
2: "b",
3: blob,
"list": inner,
}
list := []interface{}{
"string1",
8,
inner,
innerMap,
}
bin := as.NewBin("listmapbin", list)
client.PutBins(shared.WritePolicy, key, bin)
record, err := client.Get(shared.Policy, key, bin.Name)
shared.PanicOnError(err)
received := record.Bins[bin.Name].([]interface{})
validateSize(4, len(received))
validate("string1", received[0])
// Server convert numbers to long, so must expect long.
validate(8, received[1])
receivedInner := received[2].([]interface{})
validateSize(2, len(receivedInner))
validate("string2", receivedInner[0])
validate(5, receivedInner[1])
receivedMap := received[3].(map[interface{}]interface{})
validateSize(4, len(receivedMap))
validate(1, receivedMap["a"])
validate("b", receivedMap[2])
validateBytes(blob, receivedMap[3].([]byte))
receivedInner2 := receivedMap["list"].([]interface{})
validateSize(2, len(receivedInner2))
validate("string2", receivedInner2[0])
validate(5, receivedInner2[1])
log.Printf("Read/Write Array/Map successful")
}
/**
* Write/Read map[interface{}]interface{} directly instead of relying on java serializer.
*/
func testMapComplex(client *as.Client) {
log.Printf("Read/Write map[interface{}]interface{}")
key, _ := as.NewKey(*shared.Namespace, *shared.Set, "mapkey2")
client.Delete(shared.WritePolicy, key)
blob := []byte{3, 52, 125}
list := []int{
100034,
12384955,
3,
512,
}
amap := map[interface{}]interface{}{
"key1": "string1",
"key2": 2,
"key3": blob,
"key4": list,
}
bin := as.NewBin("mapbin2", amap)
client.PutBins(shared.WritePolicy, key, bin)
record, err := client.Get(shared.Policy, key, bin.Name)
shared.PanicOnError(err)
receivedMap := record.Bins[bin.Name].(map[interface{}]interface{})
validateSize(4, len(receivedMap))
validate("string1", receivedMap["key1"])
// Server convert numbers to long, so must expect long.
validate(2, receivedMap["key2"])
validateBytes(blob, receivedMap["key3"].([]byte))
receivedInner := receivedMap["key4"].([]interface{})
validateSize(4, len(receivedInner))
validate(100034, receivedInner[0])
validate(12384955, receivedInner[1])
validate(3, receivedInner[2])
validate(512, receivedInner[3])
log.Printf("Read/Write map[interface{}]interface{} successful")
}
func runReplaceOnlyExample(client *as.Client) {
key, err := as.NewKey(*shared.Namespace, *shared.Set, "replaceonlykey")
shared.PanicOnError(err)
bin := as.NewBin("bin", "value")
// Delete record if it already exists.
client.Delete(shared.WritePolicy, key)
log.Printf("Replace record requiring that it exists: namespace=%s set=%s key=%s",
key.Namespace(), key.SetName(), key.Value())
wpolicy := as.NewWritePolicy(0, 0)
wpolicy.RecordExistsAction = as.REPLACE_ONLY
err = client.PutBins(wpolicy, key, bin)
if ae, ok := err.(ast.AerospikeError); ok && ae.ResultCode() == ast.KEY_NOT_FOUND_ERROR {
log.Printf("Success. `Not found` error returned as expected.")
} else {
log.Fatalln("Failure. This command should have resulted in an error.")
}
}
/**
* Write/Read []string directly instead of relying on java serializer.
*/
func testListStrings(client *as.Client) {
log.Printf("Read/Write []string")
key, _ := as.NewKey(*shared.Namespace, *shared.Set, "listkey1")
client.Delete(shared.WritePolicy, key)
list := []string{"string1", "string2", "string3"}
bin := as.NewBin("listbin1", list)
client.PutBins(shared.WritePolicy, key, bin)
record, err := client.Get(shared.Policy, key, bin.Name)
shared.PanicOnError(err)
receivedList := record.Bins[bin.Name].([]interface{})
validateSize(3, len(receivedList))
validate("string1", receivedList[0])
validate("string2", receivedList[1])
validate("string3", receivedList[2])
log.Printf("Read/Write []string successful.")
}
func writeIfNotExists(client *as.Client) {
key, _ := as.NewKey(*shared.Namespace, *shared.Set, "udfkey3")
binName := "udfbin3"
// Delete record if it already exists.
client.Delete(shared.WritePolicy, key)
// Write record only if not already exists. This should succeed.
client.Execute(shared.WritePolicy, key, "record_example", "writeUnique", as.NewValue(binName), as.NewValue("first"))
// Verify record written.
record, err := client.Get(shared.Policy, key, binName)
shared.PanicOnError(err)
expected := "first"
received := record.Bins[binName].(string)
if received == expected {
log.Printf("Record written: namespace=%s set=%s key=%s bin=%s value=%s",
key.Namespace(), key.SetName(), key.Value(), binName, received)
} else {
log.Printf("Data mismatch: Expected %s. Received %s.", expected, received)
}
// Write record second time. This should fail.
log.Printf("Attempt second write.")
client.Execute(shared.WritePolicy, key, "record_example", "writeUnique", as.NewValue(binName), as.NewValue("second"))
// Verify record not written.
record, err = client.Get(shared.Policy, key, binName)
shared.PanicOnError(err)
received = record.Bins[binName].(string)
if received == expected {
log.Printf("Success. Record remained unchanged: namespace=%s set=%s key=%s bin=%s value=%s",
key.Namespace(), key.SetName(), key.Value(), binName, received)
} else {
log.Printf("Data mismatch: Expected %s. Received %s.", expected, received)
}
}
func runExample(client *as.Client) {
key, err := as.NewKey(*shared.Namespace, *shared.Set, "prependkey")
shared.PanicOnError(err)
binName := "prependbin"
// Delete record if it already exists.
client.Delete(shared.WritePolicy, key)
bin := as.NewBin(binName, "World")
log.Println("Initial prepend will create record. Initial value is ", bin.Value, ".")
client.PrependBins(shared.WritePolicy, key, bin)
bin = as.NewBin(binName, "Hello ")
log.Println("Prepend \"", bin.Value, "\" to existing record.")
client.PrependBins(shared.WritePolicy, key, bin)
record, err := client.Get(shared.Policy, key, bin.Name)
shared.PanicOnError(err)
if record == nil {
log.Fatalf(
"Failed to get: namespace=%s set=%s key=%s",
key.Namespace(), key.SetName(), key.Value())
}
// The value received from the server is an unsigned byte stream.
// Convert to an integer before comparing with expected.
received := record.Bins[bin.Name]
expected := "Hello World"
if received == expected {
log.Printf("Prepend successful: ns=%s set=%s key=%s bin=%s value=%s",
key.Namespace(), key.SetName(), key.Value(), bin.Name, received)
} else {
log.Fatalf("Prepend mismatch: Expected %s. Received %s.", expected, received)
}
}
/**
* Write/Read map[string]string directly instead of relying on java serializer.
*/
func testMapStrings(client *as.Client) {
log.Printf("Read/Write map[string]string")
key, _ := as.NewKey(*shared.Namespace, *shared.Set, "mapkey1")
client.Delete(shared.WritePolicy, key)
amap := map[string]string{"key1": "string1",
"key2": "string2",
"key3": "string3",
}
bin := as.NewBin("mapbin1", amap)
client.PutBins(shared.WritePolicy, key, bin)
record, err := client.Get(shared.Policy, key, bin.Name)
shared.PanicOnError(err)
receivedMap := record.Bins[bin.Name].(map[interface{}]interface{})
validateSize(3, len(receivedMap))
validate("string1", receivedMap["key1"])
validate("string2", receivedMap["key2"])
validate("string3", receivedMap["key3"])
log.Printf("Read/Write map[string]string successful")
}
/**
* Write/Read []interface{} directly instead of relying on java serializer.
*/
func testListComplex(client *as.Client) {
log.Printf("Read/Write []interface{}")
key, _ := as.NewKey(*shared.Namespace, *shared.Set, "listkey2")
client.Delete(shared.WritePolicy, key)
blob := []byte{3, 52, 125}
list := []interface{}{"string1", 2, blob}
bin := as.NewBin("listbin2", list)
client.PutBins(shared.WritePolicy, key, bin)
record, err := client.Get(shared.Policy, key, bin.Name)
shared.PanicOnError(err)
receivedList := record.Bins[bin.Name].([]interface{})
validateSize(3, len(receivedList))
validate("string1", receivedList[0])
// Server convert numbers to long, so must expect long.
validate(2, receivedList[1])
validateBytes(blob, receivedList[2].([]byte))
log.Printf("Read/Write []interface{} successful.")
}
func runExample(client *as.Client) {
key, _ := as.NewKey(*shared.Namespace, *shared.Set, "genkey")
binName := "genbin"
// Delete record if it already exists.
client.Delete(shared.WritePolicy, key)
// Set some values for the same record.
bin := as.NewBin(binName, "genvalue1")
log.Printf("Put: namespace=%s set=%s key=%s bin=%s value=%s",
key.Namespace(), key.SetName(), key.Value(), bin.Name, bin.Value)
client.PutBins(shared.WritePolicy, key, bin)
bin = as.NewBin(binName, "genvalue2")
log.Printf("Put: namespace=%s set=%s key=%s bin=%s value=%s",
key.Namespace(), key.SetName(), key.Value(), bin.Name, bin.Value)
client.PutBins(shared.WritePolicy, key, bin)
// Retrieve record and its generation count.
record, err := client.Get(shared.Policy, key, bin.Name)
if record == nil {
log.Fatalf(
"Failed to get: namespace=%s set=%s key=%s",
key.Namespace(), key.SetName(), key.Value())
}
received := record.Bins[bin.Name]
expected := bin.Value.String()
if received == expected {
log.Printf("Get successful: namespace=%s set=%s key=%s bin=%s value=%s generation=%d",
key.Namespace(), key.SetName(), key.Value(), bin.Name, received, record.Generation)
} else {
log.Fatalf("Get mismatch: Expected %s. Received %s.",
expected, received)
}
// Set record and fail if it's not the expected generation.
bin = as.NewBin(binName, "genvalue3")
log.Printf("Put: namespace=%s set=%s key=%s bin=%s value=%s expected generation=%d",
key.Namespace(), key.SetName(), key.Value(), bin.Name, bin.Value, record.Generation)
writePolicy := as.NewWritePolicy(0, 2)
writePolicy.GenerationPolicy = as.EXPECT_GEN_EQUAL
writePolicy.Generation = int32(record.Generation)
client.PutBins(writePolicy, key, bin)
// Set record with invalid generation and check results .
bin = as.NewBin(binName, "genvalue4")
writePolicy.Generation = 9999
log.Printf("Put: namespace=%s set=%s key=%s bin=%s value=%s expected generation=%d",
key.Namespace(), key.SetName(), key.Value(), bin.Name, bin.Value, writePolicy.Generation)
err = client.PutBins(writePolicy, key, bin)
if err != nil {
if ae, ok := err.(ast.AerospikeError); ok && ae.ResultCode() == ast.GENERATION_ERROR {
shared.PanicOnError(errors.New("Should have received generation error instead of success."))
}
log.Printf("Success: Generation error returned as expected.")
} else {
log.Fatalf(
"Unexpected set return code: namespace=%s set=%s key=%s bin=%s value=%s code=%s",
key.Namespace(), key.SetName(), key.Value(), bin.Name, bin.Value, err)
}
// Verify results.
record, err = client.Get(shared.Policy, key, bin.Name)
if record == nil {
log.Fatalf(
"Failed to get: namespace=%s set=%s key=%s",
key.Namespace(), key.SetName(), key.Value())
}
received = record.Bins[bin.Name]
expected = "genvalue3"
if received == expected {
log.Printf("Get successful: namespace=%s set=%s key=%s bin=%s value=%s generation=%d",
key.Namespace(), key.SetName(), key.Value(), bin.Name, received, record.Generation)
} else {
log.Fatalf("Get mismatch: Expected %s. Received %s.",
expected, received)
}
}