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## alice.tuprolog
Class AbstractSubGoalTree

    java.lang.Object
      alice.tuprolog.AbstractSubGoalTree

Direct Known Subclasses:
  SubGoalElement, SubGoalTree

public abstract class AbstractSubGoalTree
extends java.lang.Object

Constructor Summary
`AbstractSubGoalTree()`

Method Summary
`abstract boolean` | `isLeaf()`
`abstract boolean` | `isRoot()`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### AbstractSubGoalTree

    public AbstractSubGoalTree()

Method Detail

### isLeaf

    public abstract boolean isLeaf()

### isRoot

    public abstract boolean isRoot()

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