Starting March 27, 2025, we recommend using android-latest-release instead of aosp-main to build and contribute to AOSP. For more information, see Changes to AOSP.

MerkleTree

public abstract class MerkleTree
extends Object

java.lang.Object
↳	com.android.tradefed.cache.MerkleTree

A merkle tree representation as defined by the remote execution api.

Summary

Public constructors
`MerkleTree()`

Public methods
`static MerkleTree`	`buildFromDir(File directory)` Builds a merkle tree for the `directory`.
`abstract`	`digestToFile()` The map of digests to files within this merkle tree.
`abstract`	`digestToSubdir()` The map of digests to Sub-directories within this merkle tree.
`abstract Directory`	`root()` The root `Directory` of this Merkle tree.
`abstract Digest`	`rootDigest()` The `Digest` of the root `Directory` of this Merkle tree.
`abstract String`	`rootName()` The name of the root `Directory` of this Merkle tree.

Public constructors

MerkleTree

public MerkleTree ()

Public methods

buildFromDir

public static MerkleTree buildFromDir (File directory)

Builds a merkle tree for the directory.

Parameters
`directory`	`File`

Returns
`MerkleTree`

digestToFile

public abstract  digestToFile ()

The map of digests to files within this merkle tree.

Returns

digestToSubdir

public abstract  digestToSubdir ()

The map of digests to Sub-directories within this merkle tree.

Returns

root

public abstract Directory root ()

The root Directory of this Merkle tree.

Returns
`Directory`

rootDigest

public abstract Digest rootDigest ()

The Digest of the root Directory of this Merkle tree. Note, this is only consumed by the cache client.

Returns
`Digest`

rootName

public abstract String rootName ()

The name of the root Directory of this Merkle tree.

Returns
`String`