com.kdgregory.logging.aws.cloudwatch

Class CloudWatchConstants

java.lang.Object

com.kdgregory.logging.aws.cloudwatch.CloudWatchConstants

public class CloudWatchConstants
extends Object

Holds limits and other constants for CloudWatch Logs.

See http://docs.aws.amazon.com/AmazonCloudWatchLogs/latest/APIReference/API_PutLogEvents.html

Field Summary

Fields

Modifier and Type	Field and Description
static String	ALLOWED_GROUP_NAME_REGEX Used to validate log stream names.
static String	ALLOWED_STREAM_NAME_REGEX Used to validate log group names.
static int	MAX_BATCH_BYTES Maximum number of bytes in a single batch.
static int	MAX_BATCH_COUNT Maximum number of messages in a single batch.
static int	MAX_MESSAGE_SIZE The maximum number of bytes in a single message, after conversion to UTF-8.
static int	MESSAGE_OVERHEAD Overhead added to each message in a batch.

Constructor Summary

Constructors

Constructor and Description
CloudWatchConstants()

Method Summary

Modifier and Type	Method and Description
static Integer	validateRetentionPeriod(Integer value) Validates proposed retention period, throwing if invalid.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

MAX_MESSAGE_SIZE

public static final int MAX_MESSAGE_SIZE

The maximum number of bytes in a single message, after conversion to UTF-8.

See Also:

Constant Field Values

MESSAGE_OVERHEAD

public static final int MESSAGE_OVERHEAD

Overhead added to each message in a batch.

See Also:

Constant Field Values

MAX_BATCH_COUNT

public static final int MAX_BATCH_COUNT

Maximum number of messages in a single batch.

See Also:

Constant Field Values

MAX_BATCH_BYTES

public static final int MAX_BATCH_BYTES

Maximum number of bytes in a single batch. Note that this includes the message bytes as well as overhead.

See Also:

Constant Field Values

ALLOWED_GROUP_NAME_REGEX

public static final String ALLOWED_GROUP_NAME_REGEX

Used to validate log stream names.

See Also:

Constant Field Values

ALLOWED_STREAM_NAME_REGEX

public static final String ALLOWED_STREAM_NAME_REGEX

Used to validate log group names.

See Also:

Constant Field Values

Constructor Detail

CloudWatchConstants

public CloudWatchConstants()

Method Detail

validateRetentionPeriod

public static Integer validateRetentionPeriod(Integer value)

Validates proposed retention period, throwing if invalid.