package android.animation; import java.util.Collection; public class AnimatorSet extends Animator { public class Builder { public Builder with(Animator animator) { return this; } } public Builder play(Animator animator) { return new Builder(); } public void setInterpolator(TimeInterpolator value) {} public void playSequentially(Animator[] animators) {} public boolean isStarted() { return false; } public void playTogether(Collection animators) {} public AnimatorSet setDuration(long duration) { return this; } public void playTogether(Animator[] animators) {} }