protected String[] managerMap(Armature skeleton) {
        int numBones = skeleton.getJointCount();
        String[] managerMap = new String[numBones];
        for (int boneIndex = 0; boneIndex < numBones; ++boneIndex) {
            Joint bone = skeleton.getJoint(boneIndex);
            managerMap[boneIndex] = findManager(bone);
        }

        return managerMap;
    }
Create a map from bone indices to the names of the bones that manage
them.

@param skeleton (not null, unaffected)
@return a new array of bone/torso names (not null)
jme3-jbullet/src/main/java/com/jme3/bullet/animation/DacConfiguration.java