lastHash, err := l.Put("foo", "bar")
	assert.NoError(t, err)
	assert.Equal(t, firstHash, lastHash)
}

func MyHasher(data ...[]byte) (result []byte) {
	hasher := murmur3.New64()
	for i := 0; i < len(data); i++ {
		hasher.Write(data[i])
	}
	result = hasher.Sum(nil)
	hasher.Reset()
	return
}

func TestCollision(t *testing.T) {
	hit := false
	HashCollider := func(data ...[]byte) []byte {
		if hit {

      <organization>Envoi solutions</organization>
      <roles>
        <role>Developer</role>
      </roles>
    </developer>
    <developer>
      <id>kasper</id>
      <name>Kasper Nielsen</name>
      <email>******@****.***</email>
      <organization></organization>
      <roles>
        <role>Developer</role>
      </roles>
    </developer>
    <developer>

      <organization>Envoi solutions</organization>
      <roles>
        <role>Developer</role>
      </roles>
    </developer>
    <developer>
      <id>kasper</id>
      <name>Kasper Nielsen</name>
      <email>******@****.***</email>
      <organization></organization>
      <roles>
        <role>Developer</role>
      </roles>
    </developer>
    <developer>

// which follows pointers and prints actual values of the nested objects
// ensuring the hash does not change when a pointer changes.
func DeepHashObject(hasher hash.Hash, objectToWrite interface{}) {
	hasher.Reset()
	fmt.Fprintf(hasher, "%v", dump.ForHash(objectToWrite))

    }

    private void maybeFetch() {
        if (content == null) {
            content = resource.getText();
            PrimitiveHasher hasher = Hashing.newPrimitiveHasher();
            hasher.putHash(SIGNATURE);
            hasher.putString(content);
            contentHash = hasher.hash();
        }
    }

 */
class FileClasspathHasher implements ClasspathHasher {
    @Override
    HashCode hash(ClassPath classpath) {
        def hasher = Hashing.newHasher()
        classpath.asFiles*.path.each { String path ->
            hasher.putString(path)
        }
        return hasher.hash();
    }

    public Identity identify(Map<String, ValueSnapshot> identityInputs, Map<String, CurrentFileCollectionFingerprint> identityFileInputs) {
        Hasher hasher = Hashing.newHasher();
        identityInputs.values().forEach(value -> requireNonNull(value).appendToHasher(hasher));
        String identity = hasher.hash().toString();
        return () -> identity;
    }

    @Override
    @OverridingMethodsMustInvokeSuper

    }

    @Override
    public HashCode getContentHash() throws ResourceException {
        if (contentHash == null) {
            PrimitiveHasher hasher = Hashing.newPrimitiveHasher();
            hasher.putHash(SIGNATURE);
            hasher.putString(getText());
            contentHash = hasher.hash();
        }
        return contentHash;
    }

    @Override
    public File getFile() {
        return null;
    }

        }
        return Optional.of(apiClassWriter.toByteArray());
    }

    public void appendConfigurationToHasher(Hasher hasher) {
        hasher.putString(getClass().getName());
        if (exportedPackages != null) {
            exportedPackages.forEach(hasher::putString);
        }
    }

    private static String packageNameOf(String internalClassName) {

     * Should not append any details of the requested tasks, as these are always added when {@link #isRunsTasks()} returns true.
     */
    void appendKeyTo(Hasher hasher);