| Interface | Description | 
|---|---|
| DownloadErrorPolicy | Policy to apply after the download has completed, but before the
 resource is made available to the calling client. | 
| DownloadPolicy | DownloadPolicy | 
| Policy | This is a generic interface for policies. | 
| PolicyOption | Interface for all policy options. | 
| PostDownloadPolicy | Policy to apply after the download has completed, but before the
 resource is made available to the calling client. | 
| PreDownloadPolicy | Policy to apply before the download is attempted. | 
| Class | Description | 
|---|---|
| AbstractPolicy | Abstract policy class that handles the name and description loading with message bundles. | 
| AbstractUpdatePolicy | AbstractUpdatePolicy | 
| CachedFailuresPolicy | PreDownloadPolicyto check if the requested url has failed before. | 
| ChecksumPolicy | ChecksumPolicy - a policy applied after the download to see if the file has been downloaded
 successfully and completely (or not). | 
| PolicyUtil | Utility for policies. | 
| PropagateErrorsDownloadPolicy | PropagateErrorsPolicy - a policy applied on error to determine how to treat the error. | 
| PropagateErrorsOnUpdateDownloadPolicy | PropagateErrorsPolicy - a policy applied on error to determine how to treat the error. | 
| ReleasesPolicy | PreDownloadPolicyto apply for released versions. | 
| SnapshotsPolicy | PreDownloadPolicyto apply for snapshot versions. | 
| Enum | Description | 
|---|---|
| ChecksumOption | Options for checksum policy | 
| DownloadErrorOption | Options for download error update policies | 
| StandardOption | Standard Options for policies. | 
| UpdateOption | Options for update policies | 
| Exception | Description | 
|---|---|
| PolicyConfigurationException | PolicyConfigurationException is thrown when a policy cannot be executed due to a 
 configuration issue. | 
| PolicyViolationException | PolicyViolationException | 
| ProxyDownloadException | One or more exceptions occurred downloading from a remote repository during the proxy phase. | 
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