+++ /dev/null
-/*******************************************************************************
- * Copyright (c) 2000, 2001, 2002 International Business Machines Corp. and others.
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Common Public License v0.5
- * which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/cpl-v05.html
- *
- * Contributors:
- * IBM Corporation - initial API and implementation
- ******************************************************************************/
-package net.sourceforge.phpdt.internal.compiler.lookup;
-
-public class NestedTypeBinding extends SourceTypeBinding {
- public SourceTypeBinding enclosingType;
-
- public SyntheticArgumentBinding[] enclosingInstances;
- public SyntheticArgumentBinding[] outerLocalVariables;
- public int syntheticArgumentsOffset; // amount of slots used by synthetic constructor arguments
-public NestedTypeBinding(char[][] typeName, ClassScope scope, SourceTypeBinding enclosingType) {
- super(typeName, enclosingType.fPackage, scope);
- this.tagBits |= IsNestedType;
- this.enclosingType = enclosingType;
-}
-/* Add a new synthetic argument for <actualOuterLocalVariable>.
-* Answer the new argument or the existing argument if one already existed.
-*/
-
-public SyntheticArgumentBinding addSyntheticArgument(LocalVariableBinding actualOuterLocalVariable) {
- SyntheticArgumentBinding synthLocal = null;
-
- if (outerLocalVariables == null) {
- synthLocal = new SyntheticArgumentBinding(actualOuterLocalVariable);
- outerLocalVariables = new SyntheticArgumentBinding[] {synthLocal};
- } else {
- int size = outerLocalVariables.length;
- int newArgIndex = size;
- for (int i = size; --i >= 0;) { // must search backwards
- if (outerLocalVariables[i].actualOuterLocalVariable == actualOuterLocalVariable)
- return outerLocalVariables[i]; // already exists
- if (outerLocalVariables[i].id > actualOuterLocalVariable.id)
- newArgIndex = i;
- }
- SyntheticArgumentBinding[] synthLocals = new SyntheticArgumentBinding[size + 1];
- System.arraycopy(outerLocalVariables, 0, synthLocals, 0, newArgIndex);
- synthLocals[newArgIndex] = synthLocal = new SyntheticArgumentBinding(actualOuterLocalVariable);
- System.arraycopy(outerLocalVariables, newArgIndex, synthLocals, newArgIndex + 1, size - newArgIndex);
- outerLocalVariables = synthLocals;
- }
- //System.out.println("Adding synth arg for local var: " + new String(actualOuterLocalVariable.name) + " to: " + new String(this.readableName()));
- if (scope.referenceCompilationUnit().isPropagatingInnerClassEmulation)
- this.updateInnerEmulationDependents();
- return synthLocal;
-}
-/* Add a new synthetic argument for <enclosingType>.
-* Answer the new argument or the existing argument if one already existed.
-*/
-
-public SyntheticArgumentBinding addSyntheticArgument(ReferenceBinding enclosingType) {
- SyntheticArgumentBinding synthLocal = null;
- if (enclosingInstances == null) {
- synthLocal = new SyntheticArgumentBinding(enclosingType);
- enclosingInstances = new SyntheticArgumentBinding[] {synthLocal};
- } else {
- int size = enclosingInstances.length;
- int newArgIndex = size;
- for (int i = size; --i >= 0;) {
- if (enclosingInstances[i].type == enclosingType)
- return enclosingInstances[i]; // already exists
- if (this.enclosingType() == enclosingType)
- newArgIndex = 0;
- }
- SyntheticArgumentBinding[] newInstances = new SyntheticArgumentBinding[size + 1];
- System.arraycopy(enclosingInstances, 0, newInstances, newArgIndex == 0 ? 1 : 0, size);
- newInstances[newArgIndex] = synthLocal = new SyntheticArgumentBinding(enclosingType);
- enclosingInstances = newInstances;
- }
- //System.out.println("Adding synth arg for enclosing type: " + new String(enclosingType.readableName()) + " to: " + new String(this.readableName()));
- if (scope.referenceCompilationUnit().isPropagatingInnerClassEmulation)
- this.updateInnerEmulationDependents();
- return synthLocal;
-}
-/* Add a new synthetic argument and field for <actualOuterLocalVariable>.
-* Answer the new argument or the existing argument if one already existed.
-*/
-
-public SyntheticArgumentBinding addSyntheticArgumentAndField(LocalVariableBinding actualOuterLocalVariable) {
- SyntheticArgumentBinding synthLocal = addSyntheticArgument(actualOuterLocalVariable);
- if (synthLocal == null) return null;
-
- if (synthLocal.matchingField == null)
- synthLocal.matchingField = addSyntheticField(actualOuterLocalVariable);
- return synthLocal;
-}
-/* Add a new synthetic argument and field for <enclosingType>.
-* Answer the new argument or the existing argument if one already existed.
-*/
-
-public SyntheticArgumentBinding addSyntheticArgumentAndField(ReferenceBinding enclosingType) {
- SyntheticArgumentBinding synthLocal = addSyntheticArgument(enclosingType);
- if (synthLocal == null) return null;
-
- if (synthLocal.matchingField == null)
- synthLocal.matchingField = addSyntheticField(enclosingType);
- return synthLocal;
-}
-/**
- * Compute the resolved positions for all the synthetic arguments
- */
-final public void computeSyntheticArgumentsOffset() {
-
- int position = 1; // inside constructor, reserve room for receiver
-
- // insert enclosing instances first, followed by the outerLocals
- SyntheticArgumentBinding[] enclosingInstances = this.syntheticEnclosingInstances();
- int enclosingInstancesCount = enclosingInstances == null ? 0 : enclosingInstances.length;
- for (int i = 0; i < enclosingInstancesCount; i++){
- SyntheticArgumentBinding syntheticArg = enclosingInstances[i];
- syntheticArg.resolvedPosition = position;
- if ((syntheticArg.type == LongBinding) || (syntheticArg.type == DoubleBinding)){
- position += 2;
- } else {
- position ++;
- }
- }
- SyntheticArgumentBinding[] outerLocals = this.syntheticOuterLocalVariables();
- int outerLocalsCount = outerLocals == null ? 0 : outerLocals.length;
- for (int i = 0; i < outerLocalsCount; i++){
- SyntheticArgumentBinding syntheticArg = outerLocals[i];
- syntheticArg.resolvedPosition = position;
- if ((syntheticArg.type == LongBinding) || (syntheticArg.type == DoubleBinding)){
- position += 2;
- } else {
- position ++;
- }
- }
- this.syntheticArgumentsOffset = position;
-}
-/* Answer the receiver's enclosing type... null if the receiver is a top level type.
-*/
-
-public ReferenceBinding enclosingType() {
- return enclosingType;
-}
-/* Answer the synthetic argument for <actualOuterLocalVariable> or null if one does not exist.
-*/
-
-public SyntheticArgumentBinding getSyntheticArgument(LocalVariableBinding actualOuterLocalVariable) {
- if (outerLocalVariables == null) return null; // is null if no outer local variables are known
-
- for (int i = outerLocalVariables.length; --i >= 0;)
- if (outerLocalVariables[i].actualOuterLocalVariable == actualOuterLocalVariable)
- return outerLocalVariables[i];
- return null;
-}
-public SyntheticArgumentBinding[] syntheticEnclosingInstances() {
- return enclosingInstances; // is null if no enclosing instances are required
-}
-public ReferenceBinding[] syntheticEnclosingInstanceTypes() {
- if (enclosingInstances == null)
- return null;
-
- int length = enclosingInstances.length;
- ReferenceBinding types[] = new ReferenceBinding[length];
- for (int i = 0; i < length; i++)
- types[i] = (ReferenceBinding) enclosingInstances[i].type;
- return types;
-}
-public SyntheticArgumentBinding[] syntheticOuterLocalVariables() {
- return outerLocalVariables; // is null if no enclosing instances are required
-}
-/*
- * Trigger the dependency mechanism forcing the innerclass emulation
- * to be propagated to all dependent source types.
- */
-public void updateInnerEmulationDependents() {
- // nothing to do in general, only local types are doing anything
-}
-
-/* Answer the synthetic argument for <targetEnclosingType> or null if one does not exist.
-*/
-
-public SyntheticArgumentBinding getSyntheticArgument(ReferenceBinding targetEnclosingType, BlockScope scope, boolean onlyExactMatch) {
- if (enclosingInstances == null) return null; // is null if no enclosing instances are known
-
- // exact match
- for (int i = enclosingInstances.length; --i >= 0;)
- if (enclosingInstances[i].type == targetEnclosingType)
- if (enclosingInstances[i].actualOuterLocalVariable == null)
- return enclosingInstances[i];
-
- // type compatibility : to handle cases such as
- // class T { class M{}}
- // class S extends T { class N extends M {}} --> need to use S as a default enclosing instance for the super constructor call in N().
- if (!onlyExactMatch){
- for (int i = enclosingInstances.length; --i >= 0;)
- if (enclosingInstances[i].actualOuterLocalVariable == null)
- if (targetEnclosingType.isSuperclassOf((ReferenceBinding) enclosingInstances[i].type))
- return enclosingInstances[i];
- }
- return null;
-}
-}
git://git.phpeclipse.com / phpeclipse.git / blobdiff