EC2Constants (Apache jclouds 2.4.0 API)

java.lang.Object
- org.jclouds.ec2.reference.EC2Constants

Direct Known Subclasses:

AWSEC2Constants
```
public class EC2Constants
extends Object
```
Configuration properties and constants used in EC2 connections.

Field Summary

Fields
Modifier and Type	Field	Description
`static String`	`PROPERTY_EC2_AMI_OWNERS`	Listing the universe of amis is extremely expensive.
`static String`	`PROPERTY_EC2_AUTO_ALLOCATE_ELASTIC_IPS`	Whenever a node is created, automatically allocate and assign an elastic ip address, also deallocate when the node is destroyed.
`static String`	`PROPERTY_EC2_GENERATE_INSTANCE_NAMES`	If this property is set to true(default), jclouds generate a name for each instance based on the group.
`static String`	`PROPERTY_EC2_TIMEOUT_SECURITYGROUP_PRESENT`	Eventual consistency delay for retrieving a security group after it is created (in ms)

Constructor Summary

Constructors
Modifier Constructor Description

protected EC2Constants()

Method Summary
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - PROPERTY_EC2_AMI_OWNERS
```
public static final String PROPERTY_EC2_AMI_OWNERS
```
    Listing the universe of amis is extremely expensive. set this to a comma separated value of the ami owners you wish to use in ComputeService
    
    See Also:
    
    Constant Field Values
  - PROPERTY_EC2_TIMEOUT_SECURITYGROUP_PRESENT
```
public static final String PROPERTY_EC2_TIMEOUT_SECURITYGROUP_PRESENT
```
    Eventual consistency delay for retrieving a security group after it is created (in ms)
    
    See Also:
    
    Constant Field Values
  - PROPERTY_EC2_AUTO_ALLOCATE_ELASTIC_IPS
```
public static final String PROPERTY_EC2_AUTO_ALLOCATE_ELASTIC_IPS
```
    Whenever a node is created, automatically allocate and assign an elastic ip address, also deallocate when the node is destroyed.
    
    See Also:
    
    Constant Field Values
  - PROPERTY_EC2_GENERATE_INSTANCE_NAMES
```
public static final String PROPERTY_EC2_GENERATE_INSTANCE_NAMES
```
    If this property is set to true(default), jclouds generate a name for each instance based on the group. ex. i-ef34ae2 becomes hadoop-ef34ae2. Note that this depends on EC2Api#getTagApi returning present.
    
    See Also:
    
    Constant Field Values
- Constructor Detail
  - EC2Constants
```
protected EC2Constants()
```