2014-02-11 01:47:39 +00:00
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package mycompiler;
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2014-02-11 15:30:38 +00:00
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import java.util.Vector;
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2014-02-19 04:20:54 +00:00
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2014-04-26 17:33:26 +00:00
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import typinferenz.ResultSet;
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import typinferenz.TypeInsertPoint;
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2014-04-15 12:56:20 +00:00
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import typinferenz.exceptions.DebugException;
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import typinferenz.exceptions.TypeinferenceException;
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2014-02-14 16:31:55 +00:00
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import mycompiler.myclass.Class;
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2014-04-09 12:12:55 +00:00
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import mycompiler.mytype.GenericTypeVar;
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2014-02-11 15:30:38 +00:00
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2014-02-12 01:12:12 +00:00
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public abstract class SyntaxTreeNode {
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2014-02-19 04:20:54 +00:00
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protected SyntaxTreeNode parent;
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2014-02-11 01:47:39 +00:00
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2014-02-11 15:30:38 +00:00
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/**
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* Wird nach dem Parsen aufgerufen.
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* Erf<EFBFBD>llt folgenden Aufgaben:
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* 1. F<EFBFBD>llt fehlende Typangaben mit TPHs auf.
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* 2. Verkn<EFBFBD>pft die Knoten des Syntaxbaums. (setzt Parent)
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2014-04-09 12:12:55 +00:00
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* 3. Wechselt RefTypes gegebenenfalls mit GenericTypeVars aus.
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* 4. F<EFBFBD>hrt einen Teil des Syntaxckecks durch.
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2014-02-11 15:30:38 +00:00
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*
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*/
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2014-02-12 01:12:12 +00:00
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public void parserPostProcessing(SyntaxTreeNode parent) {
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this.parent = parent;
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for(SyntaxTreeNode node : this.getChildren())node.parserPostProcessing(this);
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}
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public SyntaxTreeNode getParent() {
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return this.parent;
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}
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2014-02-11 15:30:38 +00:00
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2014-02-19 22:04:48 +00:00
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public abstract Vector<SyntaxTreeNode> getChildren();
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2014-02-14 16:31:55 +00:00
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public Class getParentClass(){
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SyntaxTreeNode parent = this.getParent();
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if(parent instanceof Class)return (Class)parent;
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2014-04-23 23:53:35 +00:00
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if(parent == null)
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throw new DebugException("Das Wurzelelement eines Syntaxbaumes muss Class sein");
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2014-02-14 16:31:55 +00:00
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return parent.getParentClass();
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}
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2014-03-12 14:27:26 +00:00
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/**
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* Eine Beschreibung/Name des SyntaxTree-Nodes
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* @return
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*/
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public String getDescription(){
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return this.toString();
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}
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2014-03-14 15:34:25 +00:00
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2014-04-09 12:12:55 +00:00
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2014-03-14 15:34:25 +00:00
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@Override
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public boolean equals(Object object){
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if(!(object instanceof SyntaxTreeNode))return false;
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SyntaxTreeNode equal = (SyntaxTreeNode)object;
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if(!equal.getDescription().equals(this.getDescription()))return false;
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2014-03-17 16:55:55 +00:00
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if(this.getParent()!=null)
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if(!this.getParent().equals(equal.getParent()))return false; //auch das Elternelement <20>berpr<70>fen.
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2014-03-14 15:34:25 +00:00
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return true;
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}
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2014-04-26 17:33:26 +00:00
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public Vector<Vector<TypeInsertPoint>> getTypeInsertPoints(ResultSet result) {
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Vector<Vector<TypeInsertPoint>> ret = new Vector<Vector<TypeInsertPoint>>();
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for(SyntaxTreeNode node : this.getChildren()){
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ret.addAll(node.getTypeInsertPoints(result));
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}
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return ret;
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}
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2014-02-11 01:47:39 +00:00
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}
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