forked from JavaTX/JavaCompilerCore
GenericVarAssumption eingeführt
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4a67a4a58e
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5979835783
@ -16,7 +16,7 @@ import mycompiler.mytype.Pair;
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import mycompiler.mytype.Type;
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import mycompiler.mytype.TypePlaceholder;
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public abstract class SyntaxTreeNode {
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public abstract class SyntaxTreeNode{
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protected SyntaxTreeNode parent;
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@ -546,6 +546,14 @@ public class Method extends Field implements IItemWithOffset, TypeInsertable
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public ConstraintsSet TYPE(TypeAssumptions ass) {
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ConstraintsSet ret = new ConstraintsSet();
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TypeAssumptions localAss = new TypeAssumptions();
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localAss.add(ass); //Die globalen Assumptions anhängen
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//Generische Parameterdeklarationen den Assumptions anfügen:
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for(GenericTypeVar gtv : this.genericMethodParameters){
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ret.add(gtv.TYPE(localAss));
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}
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//TypeCheck, falls es sich um einen RefType handelt:
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if(this.returntype!=null && (this.returntype instanceof RefType)&&
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!(this.returntype instanceof mycompiler.mytype.Void)){//Sonderfall der Methode: Ihr Typ darf Void definiert werden.
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@ -554,9 +562,6 @@ public class Method extends Field implements IItemWithOffset, TypeInsertable
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if(replaceType == null)throw new TypeinferenceException("Der Typ "+this.getType().getName()+" ist nicht korrekt",this);
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this.returntype = replaceType;
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}
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ConstraintsSet ret = new ConstraintsSet();
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TypeAssumptions localAss = new TypeAssumptions();
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localAss.add(ass); //Die globalen Assumptions anhängen
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//Die Parameter zu den Assumptions hinzufügen:
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if(this.parameterlist!=null)for(FormalParameter param : this.parameterlist){
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@ -14,12 +14,18 @@ import java.util.Vector;
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import mycompiler.mytypereconstruction.replacementlistener.CReplaceTypeEvent;
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import mycompiler.mytypereconstruction.replacementlistener.ITypeReplacementListener;
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import typinferenz.ConstraintsSet;
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import typinferenz.JavaCodeResult;
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import typinferenz.ResultSet;
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import typinferenz.SingleConstraint;
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import typinferenz.TypeInsertPoint;
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import typinferenz.TypeInsertable;
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import typinferenz.assumptions.TypeAssumptions;
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// ino.class.GenericTypeVar.26505.description type=javadoc
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@ -36,6 +42,7 @@ public class GenericTypeVar extends Type
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{
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Type genericTypeVar;
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Vector<Type> extendVars = new Vector<Type>();
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private Pair genericConstraint;
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/**
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* Eine Registry f<EFBFBD>r alle Generic-Instanzen, die vor der Bytecode-Generierung durch
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* Ihre Superklasse ersetzt werden m<EFBFBD>ssen. Siehe "Type Erasure" in Sun Spezifikation.
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@ -54,6 +61,9 @@ public class GenericTypeVar extends Type
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super(offset);
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genericTypeVar = genericTypeVarExtendsVar.TA1;
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if(genericTypeVarExtendsVar.TA2!=null)this.extendVars.add(genericTypeVarExtendsVar.TA2);
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else{
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this.genericConstraint = genericTypeVarExtendsVar;
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}
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this.name = genericTypeVar.toString();
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}
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@ -182,6 +192,13 @@ public class GenericTypeVar extends Type
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return this.name;
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}
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public ConstraintsSet TYPE(TypeAssumptions ass){
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ConstraintsSet ret = new ConstraintsSet();
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if(this.genericConstraint != null)ret.add(new SingleConstraint(this.genericConstraint.TA1, this.genericConstraint.TA2));
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ass.addGenericVarAssumption(this);
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return ret;
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}
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}
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// ino.end
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@ -17,6 +17,7 @@ import mycompiler.mytype.TypePlaceholder;
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* Diese müssen gemeinsam eingesetzt werden.
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* Das TypeInsertSet löst zudem Abhängigkeiten auf. Wird eine Generische Variable eingesetzt,
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* müssen alle mit ihr in Verbindung stehenden Typen ebenfalls eingesetzt werden.
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* TODO: Es müssen eigentlich nur die generischen Variablendeklarationen eingesetzt werden.
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* @author janulrich
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*
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*/
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@ -30,8 +31,6 @@ public class TypeInsertSet {
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/**
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* Fügt einen TypeInsertPoint dem TypeInsertSet hinzu.
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* Dabei werden alle involvierten TPHs berechnet und zurückgeliefert.
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* Die von diesen TPHs abhängigen Typen müssen anschließend ebenfalls dem TypeInsertSet angefügt werden.
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* @param typeInsertPoint
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* @return
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*/
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@ -46,6 +45,26 @@ public class TypeInsertSet {
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if(!this.genericTypeInsertPoints.contains(typeInsertPoint))this.genericTypeInsertPoints.add(typeInsertPoint);
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}
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/**
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* Fügt nur einen einzelnen TypeInsertPoint in fileContent ein.
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* @param tip
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* @param fileContent
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* @return
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*/
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public String insertType(TypeInsertPoint tip, String fileContent){
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TypeInsertSet tis = new TypeInsertSet();
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int additionalOffset = 0;
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String ret = fileContent;
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JavaCodeResult unresolvedTPHs = tip.insertType(ret, additionalOffset);
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for(TypePlaceholder tph : unresolvedTPHs.getUnresolvedTPH()){
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GenericTypeInsertPoint genericTIP = new GenericTypeInsertPoint((TypeInsertable)tip.getGenericTypeVarInsertNode(),tph,tip.getResultSet());
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tis.add(genericTIP);
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}
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tis.add(tip);
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return tis.insertAllTypes(fileContent);
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}
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/**
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* Fügt alle Typen dieses TypeInsertSets in den übergebenen Quellcode ein
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* TODO: Beim Einsetzen eines Typs alle Abhängigkeiten auflösen. Benutze Generische Variablen müssen an allen Punkte eingesetzt werden
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@ -9,6 +9,12 @@ public class Assumption {
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private TypeInsertable typable;
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/**
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* Wird dieser Konstruktor benutzt müssen alle Methoden der Klasse Assumption überschrieben werden.
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*/
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protected Assumption(){
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}
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public Assumption(TypeInsertable ass){
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this.typable = ass;
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}
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24
src/typinferenz/assumptions/GenericVarAssumption.java
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24
src/typinferenz/assumptions/GenericVarAssumption.java
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@ -0,0 +1,24 @@
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package typinferenz.assumptions;
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import mycompiler.mystatement.LocalVarDecl;
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import mycompiler.mytype.GenericTypeVar;
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import mycompiler.mytype.RefType;
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import mycompiler.mytype.Type;
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public class GenericVarAssumption extends Assumption{
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private GenericTypeVar genericVar;
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public GenericVarAssumption(GenericTypeVar genericVar){
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super();
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this.genericVar = genericVar;
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}
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public Type getAssumedType() {
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return new RefType(genericVar.getTypePlaceHolder().getName(), -1);
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}
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public String getIdentifier(){
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return genericVar.getTypePlaceHolder().getName();
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}
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}
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@ -52,6 +52,7 @@ public class TypeAssumptions {
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private Vector<FieldAssumption> fieldAssumptions = new Vector<FieldAssumption>();
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private Vector<LocalVarAssumption> localVarAssumptions = new Vector<LocalVarAssumption>();
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private Vector<ParameterAssumption> parameterAssumptions = new Vector<ParameterAssumption>();
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private Vector<GenericVarAssumption> genericVarAssumptions = new Vector<GenericVarAssumption>();
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private Vector<ClassAssumption> classAssumptions = new Vector<ClassAssumption>();
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/**
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@ -165,7 +166,11 @@ public class TypeAssumptions {
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for(LocalVarAssumption ass : this.localVarAssumptions){
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if(ass.getIdentifier().equals(variableName))return ass.getAssumedType();
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}
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//Ebenso wie die Generischen Variablen:
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for(GenericVarAssumption ass : this.genericVarAssumptions){
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}
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//und zuletzt die Felder der Klasse in dessen Namensraum sich dieses AssumptionSet befindet.
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if(inScope!=null){
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for(FieldAssumption ass : this.getAssumptionsFor(inScope.getName())){
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@ -218,6 +223,7 @@ public class TypeAssumptions {
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for(Assumption f : this.fieldAssumptions)ret.add(f);
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for(Assumption f : this.parameterAssumptions)ret.add(f);
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for(Assumption f : this.constructorAssumptions)ret.add(f);
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for(Assumption f : this.genericVarAssumptions)ret.add(f);
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return ret;
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}
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@ -233,6 +239,7 @@ public class TypeAssumptions {
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if(ass instanceof LocalVarAssumption)if(!this.localVarAssumptions.contains(ass))this.localVarAssumptions.add((LocalVarAssumption)ass);//this.localVarAssumptions.add((LocalVarAssumption)ass);//
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if(ass instanceof ParameterAssumption)if(!this.parameterAssumptions.contains(ass))this.parameterAssumptions.add((ParameterAssumption)ass);//this.parameterAssumptions.add((ParameterAssumption)ass);
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if(ass instanceof FieldAssumption)if(!this.fieldAssumptions.contains(ass))this.fieldAssumptions.add((FieldAssumption)ass);//this.fieldAssumptions.add((FieldAssumption)ass);
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if(ass instanceof GenericVarAssumption)if(!this.genericVarAssumptions.contains(ass))this.genericVarAssumptions.add((GenericVarAssumption)ass);
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}
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@ -273,6 +280,7 @@ public class TypeAssumptions {
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ret += "FieldVar Assumptions:\n" + this.fieldAssumptions.toString() + "\n";
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ret += "LocalVar Assumptions:\n" + this.localVarAssumptions.toString() + "\n";
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ret += "Parameter Assumptions:\n" + this.parameterAssumptions.toString() + "\n";
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ret += "Generic Var Assumptions:\n" + this.genericVarAssumptions.toString() + "\n";
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ret += "Konstruktor Assumptions:\n" + this.constructorAssumptions.toString() + "\n";
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ret += "Class Assumptions:\n" + this.classAssumptions.toString() + "\n";
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//return assumptions.toString();
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@ -287,7 +295,6 @@ public class TypeAssumptions {
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* @return null, falls der Typ nicht vorhanden ist.
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*/
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public Type getTypeFor(RefType t){
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//TODO: Die Parameterliste noch kontrollieren: (hier könnte es Constraints geben: "? extends String")
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//Alle bekannten Klassen nach diesem Typ durchsuchen:
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String typName = t.getName();
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String[] names = typName.split("[.]");
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@ -308,6 +315,11 @@ public class TypeAssumptions {
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return ret;
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}
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}
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//Auch die generischen Variablen durchsuchen:
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for(GenericVarAssumption ass : this.genericVarAssumptions){
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if(ass.getIdentifier().equals(t.getName()))return ass.getAssumedType();
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}
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return null;
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}
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@ -335,6 +347,11 @@ public class TypeAssumptions {
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return null;
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}
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public void addGenericVarAssumption(
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GenericTypeVar genericTypeVar) {
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this.genericVarAssumptions.add(new GenericVarAssumption(genericTypeVar));
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}
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/**
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* Prüft einen Typ auf das vorhandensein in den BasicAssumptions.
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* Dabei werden alle Konstruktoren nach diesem Typ durchsucht. Denn jede Klasse hat einen Konstruktor und der muss in den TypeAssumptions vorhanden sein.
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@ -31,6 +31,7 @@ public class GeneralParserTest{
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filenames.add("FieldInitializationTest.jav");
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filenames.add("ImportTest.jav");
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filenames.add("BoundedParameter.jav");
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filenames.add("GenericFieldVarTest.jav");
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MyCompilerAPI compiler = MyCompiler.getAPI();
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try{
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for(String filename : filenames)
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3
test/parser/GenericFieldVarTest.jav
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3
test/parser/GenericFieldVarTest.jav
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@ -0,0 +1,3 @@
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class Test{
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<A> A var;
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}
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test/plugindevelopment/InsertSingleTypeTest.java
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60
test/plugindevelopment/InsertSingleTypeTest.java
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@ -0,0 +1,60 @@
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package plugindevelopment;
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import java.io.File;
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import java.io.IOException;
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import java.nio.ByteBuffer;
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import java.nio.charset.StandardCharsets;
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import java.nio.file.Files;
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import java.nio.file.Paths;
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import java.util.Vector;
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import org.junit.Test;
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import junit.framework.TestCase;
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import mycompiler.MyCompiler;
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import mycompiler.MyCompilerAPI;
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import mycompiler.myparser.JavaParser.yyException;
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import mycompiler.mytypereconstruction.TypeinferenceResultSet;
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import typinferenz.TypeInsertPoint;
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import typinferenz.TypeInsertSet;
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public class InsertSingleTypeTest {
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private static final String testFile = "SingleTypeInsertTest.jav";
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@Test
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public void test1(){
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TypeinferenceResultSet res = test(testFile);
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TypeInsertPoint p = res.getTypeInsertionPoints().points.firstElement();
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try {
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System.out.println(res.getTypeInsertionPoints().insertType(p, this.getFileContent(rootDirectory + testFile)));
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} catch (IOException e) {
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TestCase.fail();
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e.printStackTrace();
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}
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}
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static final String rootDirectory = System.getProperty("user.dir")+"/test/plugindevelopment/";
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public static TypeinferenceResultSet test(String sourceFileToInfere){
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String inferedSource = "";
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MyCompilerAPI compiler = MyCompiler.getAPI();
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try {
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compiler.parse(new File(rootDirectory + sourceFileToInfere));
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Vector<TypeinferenceResultSet> results = compiler.typeReconstruction();
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TestCase.assertTrue("Es darf nicht mehr als eine Lösungsmöglichkeit geben und nicht "+results.size(), results.size()==1);
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return results.firstElement();
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} catch (IOException | yyException e) {
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e.printStackTrace();
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TestCase.fail();
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return null;
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}
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}
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//Source: https://stackoverflow.com/questions/326390/how-to-create-a-java-string-from-the-contents-of-a-file
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//PS: benötigt Java 7
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public static String getFileContent(String path)throws IOException
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{
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byte[] encoded = Files.readAllBytes(Paths.get(path));
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return StandardCharsets.UTF_8.decode(ByteBuffer.wrap(encoded)).toString();
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}
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}
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3
test/plugindevelopment/SingleTypeInsertTest.jav
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3
test/plugindevelopment/SingleTypeInsertTest.jav
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class Test{
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var;
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}
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9
test/plugindevelopment/TypeInsertTests/LambdaTest10.jav
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9
test/plugindevelopment/TypeInsertTests/LambdaTest10.jav
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class Test{
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m;
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<CT> CT methode(){
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return m;
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}
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}
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18
test/plugindevelopment/TypeInsertTests/LambdaTest10.java
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18
test/plugindevelopment/TypeInsertTests/LambdaTest10.java
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package plugindevelopment.TypeInsertTests;
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import java.util.Vector;
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import org.junit.Test;
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public class LambdaTest10 {
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private static final String TEST_FILE = "LambdaTest10.jav";
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@Test
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public void run(){
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Vector<String> mustContain = new Vector<String>();
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//mustContain.add("A a");
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MultipleTypesInsertTester.test(this.TEST_FILE, mustContain);
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}
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}
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