typedecl.java

JDK1.4编译器后端

package AST;
import java.util.HashSet;import java.util.LinkedHashSet;import java.io.FileNotFoundException;import java.io.File;import java.util.*;import beaver.*;import java.util.ArrayList;import java.util.zip.*;import java.io.*;

 

public abstract class TypeDecl extends ASTNode<ASTNode> implements Cloneable, SimpleSet, Iterator, VariableScope {
    public void flushCache() {
        super.flushCache();
        accessibleFromPackage_String_values = null;
        accessibleFromExtend_TypeDecl_values = null;
        accessibleFrom_TypeDecl_values = null;
        dimension_computed = false;
        elementType_computed = false;
        elementType_value = null;
        arrayType_computed = false;
        arrayType_value = null;
        isException_computed = false;
        isCheckedException_computed = false;
        isUncheckedException_computed = false;
        mayCatch_TypeDecl_values = null;
        constructors_computed = false;
        constructors_value = null;
        unqualifiedLookupMethod_String_values = null;
        methodsNameMap_computed = false;
        methodsNameMap_value = null;
        localMethodsSignatureMap_computed = false;
        localMethodsSignatureMap_value = null;
        methodsSignatureMap_computed = false;
        methodsSignatureMap_value = null;
        ancestorMethods_String_values = null;
        localTypeDecls_String_values = null;
        memberTypes_String_values = null;
        localFields_String_values = null;
        localFieldsMap_computed = false;
        localFieldsMap_value = null;
        memberFields_String_values = null;
        hasAbstract_computed = false;
        unimplementedMethods_computed = false;
        unimplementedMethods_value = null;
        isPublic_computed = false;
        isStatic_computed = false;
        fullName_computed = false;
        fullName_value = null;
        typeName_computed = false;
        typeName_value = null;
        narrowingConversionTo_TypeDecl_values = null;
        methodInvocationConversionTo_TypeDecl_values = null;
        castingConversionTo_TypeDecl_values = null;
        isString_computed = false;
        isObject_computed = false;
        instanceOf_TypeDecl_values = null;
        isCircular_visited = 0;
        isCircular_computed = false;
        isCircular_initialized = false;
        innerClassesAttributeEntries_computed = false;
        innerClassesAttributeEntries_value = null;
        attributes_computed = false;
        attributes_value = null;
        clinit_attributes_computed = false;
        clinit_attributes_value = null;
        constantPool_computed = false;
        constantPool_value = null;
        constantPoolName_computed = false;
        constantPoolName_value = null;
        typeDescriptor_computed = false;
        typeDescriptor_value = null;
        hasClinit_computed = false;
        bytecodes_ConstantPool_values = null;
        flags_computed = false;
        bcFields_computed = false;
        bcFields_value = null;
        enclosingVariables_computed = false;
        enclosingVariables_value = null;
        uniqueIndex_computed = false;
        jvmName_computed = false;
        jvmName_value = null;
        componentType_computed = false;
        componentType_value = null;
        isDAbefore_Variable_values = null;
        isDUbefore_Variable_values = null;
        typeException_computed = false;
        typeException_value = null;
        typeRuntimeException_computed = false;
        typeRuntimeException_value = null;
        typeError_computed = false;
        typeError_value = null;
        lookupMethod_String_values = null;
        typeObject_computed = false;
        typeObject_value = null;
        lookupType_String_values = null;
        lookupVariable_String_values = null;
        packageName_computed = false;
        packageName_value = null;
        isAnonymous_computed = false;
        unknownType_computed = false;
        unknownType_value = null;
        inExplicitConstructorInvocation_computed = false;
        inStaticContext_computed = false;
        destinationPath_computed = false;
        destinationPath_value = null;
    }
     @SuppressWarnings({"unchecked", "cast"})  public TypeDecl clone() throws CloneNotSupportedException {
        TypeDecl node = (TypeDecl)super.clone();
        node.accessibleFromPackage_String_values = null;
        node.accessibleFromExtend_TypeDecl_values = null;
        node.accessibleFrom_TypeDecl_values = null;
        node.dimension_computed = false;
        node.elementType_computed = false;
        node.elementType_value = null;
        node.arrayType_computed = false;
        node.arrayType_value = null;
        node.isException_computed = false;
        node.isCheckedException_computed = false;
        node.isUncheckedException_computed = false;
        node.mayCatch_TypeDecl_values = null;
        node.constructors_computed = false;
        node.constructors_value = null;
        node.unqualifiedLookupMethod_String_values = null;
        node.methodsNameMap_computed = false;
        node.methodsNameMap_value = null;
        node.localMethodsSignatureMap_computed = false;
        node.localMethodsSignatureMap_value = null;
        node.methodsSignatureMap_computed = false;
        node.methodsSignatureMap_value = null;
        node.ancestorMethods_String_values = null;
        node.localTypeDecls_String_values = null;
        node.memberTypes_String_values = null;
        node.localFields_String_values = null;
        node.localFieldsMap_computed = false;
        node.localFieldsMap_value = null;
        node.memberFields_String_values = null;
        node.hasAbstract_computed = false;
        node.unimplementedMethods_computed = false;
        node.unimplementedMethods_value = null;
        node.isPublic_computed = false;
        node.isStatic_computed = false;
        node.fullName_computed = false;
        node.fullName_value = null;
        node.typeName_computed = false;
        node.typeName_value = null;
        node.narrowingConversionTo_TypeDecl_values = null;
        node.methodInvocationConversionTo_TypeDecl_values = null;
        node.castingConversionTo_TypeDecl_values = null;
        node.isString_computed = false;
        node.isObject_computed = false;
        node.instanceOf_TypeDecl_values = null;
        node.isCircular_visited = 0;
        node.isCircular_computed = false;
        node.isCircular_initialized = false;
        node.innerClassesAttributeEntries_computed = false;
        node.innerClassesAttributeEntries_value = null;
        node.attributes_computed = false;
        node.attributes_value = null;
        node.clinit_attributes_computed = false;
        node.clinit_attributes_value = null;
        node.constantPool_computed = false;
        node.constantPool_value = null;
        node.constantPoolName_computed = false;
        node.constantPoolName_value = null;
        node.typeDescriptor_computed = false;
        node.typeDescriptor_value = null;
        node.hasClinit_computed = false;
        node.bytecodes_ConstantPool_values = null;
        node.flags_computed = false;
        node.bcFields_computed = false;
        node.bcFields_value = null;
        node.enclosingVariables_computed = false;
        node.enclosingVariables_value = null;
        node.uniqueIndex_computed = false;
        node.jvmName_computed = false;
        node.jvmName_value = null;
        node.componentType_computed = false;
        node.componentType_value = null;
        node.isDAbefore_Variable_values = null;
        node.isDUbefore_Variable_values = null;
        node.typeException_computed = false;
        node.typeException_value = null;
        node.typeRuntimeException_computed = false;
        node.typeRuntimeException_value = null;
        node.typeError_computed = false;
        node.typeError_value = null;
        node.lookupMethod_String_values = null;
        node.typeObject_computed = false;
        node.typeObject_value = null;
        node.lookupType_String_values = null;
        node.lookupVariable_String_values = null;
        node.packageName_computed = false;
        node.packageName_value = null;
        node.isAnonymous_computed = false;
        node.unknownType_computed = false;
        node.unknownType_value = null;
        node.inExplicitConstructorInvocation_computed = false;
        node.inStaticContext_computed = false;
        node.destinationPath_computed = false;
        node.destinationPath_value = null;
        node.in$Circle(false);
        node.is$Final(false);
    return node;
    }
    // Declared in AnonymousClasses.jrag at line 28

  
  public int anonymousIndex = 0;

    // Declared in AnonymousClasses.jrag at line 45


  public int nextAnonymousIndex() {
    if(isNestedType())
      return enclosingType().nextAnonymousIndex();
    return anonymousIndex++;
  }

    // Declared in BoundNames.jrag at line 24


  // The memberMethods(String name) attribute is used to lookup member methods.
  // It uses the methodsNameMap() map where a name is mapped to a list of member
  // methods. We extend the map with the declaration m by either appending
  // it to an existing list of declarations or adding a new list. That list
  // will be used to name bind a new qualified name access.
  public MethodDecl addMemberMethod(MethodDecl m) {
    addBodyDecl(m);
    return (MethodDecl)getBodyDecl(getNumBodyDecl()-1);
    /*
    HashMap map = methodsNameMap();
    ArrayList list = (ArrayList)map.get(m.name());
    if(list == null) {
      list = new ArrayList(4);
      map.put(m.name(), list);
    }
    list.add(m);
    if(!memberMethods(m.name()).contains(m))
      throw new Error("The method " + m.signature() + " added to " + typeName() + " can not be found using lookupMemberMethod");
    */
  }

    // Declared in BoundNames.jrag at line 40


  public ConstructorDecl addConstructor(ConstructorDecl c) {
    addBodyDecl(c);
    return (ConstructorDecl)getBodyDecl(getNumBodyDecl()-1);
  }

    // Declared in BoundNames.jrag at line 45


  public ClassDecl addMemberClass(ClassDecl c) {
    addBodyDecl(new MemberClassDecl(c));
    return ((MemberClassDecl)getBodyDecl(getNumBodyDecl()-1)).getClassDecl();
  }

    // Declared in BoundNames.jrag at line 52



  // the new field must be unique otherwise an error occurs
  public FieldDeclaration addMemberField(FieldDeclaration f) {
    addBodyDecl(f);
    return (FieldDeclaration)getBodyDecl(getNumBodyDecl()-1);
    //if(!memberFields(f.name()).contains(f))
    //  throw new Error("The field " + f.name() + " added to " + typeName() + " can not be found using lookupMemberField");
  }

    // Declared in BoundNames.jrag at line 90


  public TypeAccess createBoundAccess() {
    return new BoundTypeAccess("", name(), this);
  }

    // Declared in DataStructures.jrag at line 118

  public SimpleSet add(Object o) {
    return new SimpleSetImpl().add(this).add(o);
  }

    // Declared in DataStructures.jrag at line 124

  private TypeDecl iterElem;

    // Declared in DataStructures.jrag at line 125

  public Iterator iterator() { iterElem = this; return this; }

    // Declared in DataStructures.jrag at line 126

  public boolean hasNext() { return iterElem != null; }

    // Declared in DataStructures.jrag at line 127

  public Object next() { Object o = iterElem; iterElem = null; return o; }

    // Declared in DataStructures.jrag at line 128

  public void remove() { throw new UnsupportedOperationException(); }

    // Declared in DeclareBeforeUse.jrag at line 41


  public boolean declaredBeforeUse(Variable decl, ASTNode use) {
    int indexDecl = ((ASTNode)decl).varChildIndex(this);
    int indexUse = use.varChildIndex(this);
    return indexDecl < indexUse;
  }

    // Declared in DeclareBeforeUse.jrag at line 46

  public boolean declaredBeforeUse(Variable decl, int indexUse) {
    int indexDecl = ((ASTNode)decl).varChildIndex(this);
    return indexDecl < indexUse;
  }

    // Declared in LookupConstructor.jrag at line 88

  public ConstructorDecl lookupConstructor(ConstructorDecl signature) {
    for(Iterator iter = constructors().iterator(); iter.hasNext(); ) {
      ConstructorDecl decl = (ConstructorDecl)iter.next();
      if(decl.sameSignature(signature)) {
        return decl;
      }
    }
    return null;
  }

    // Declared in LookupMethod.jrag at line 214



  public Iterator localMethodsIterator() {
    return new Iterator() {
      private Iterator outer = localMethodsSignatureMap().values().iterator();
      private Iterator inner = null;
      public boolean hasNext() {
        if((inner == null || !inner.hasNext()) && outer.hasNext())
          inner = ((SimpleSet)outer.next()).iterator();
        return inner == null ? false : inner.hasNext();
      }
      public Object next() {
        return inner.next();
      }
      public void remove() { throw new UnsupportedOperationException(); }
    };
    //return localMethodsSignatureMap().values().iterator();
  }

    // Declared in LookupMethod.jrag at line 282


  // iterate over all member methods in this type
  public Iterator methodsIterator() {
    return new Iterator() {
      private Iterator outer = methodsSignatureMap().values().iterator();
      private Iterator inner = null;
      public boolean hasNext() {
        if((inner == null || !inner.hasNext()) && outer.hasNext())
          inner = ((SimpleSet)outer.next()).iterator();
        return inner != null ? inner.hasNext() : false;
      }
      public Object next() {
        return inner.next();
      }
      public void remove() { throw new UnsupportedOperationException(); }
    };
  }

    // Declared in LookupMethod.jrag at line 347

  protected boolean allMethodsAbstract(SimpleSet set) {
    if(set == null) return true;