+++ /dev/null
-/*******************************************************************************
- * Copyright (c) 2000, 2004 IBM Corporation and others.
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Common Public License v1.0
- * which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/cpl-v10.html
- *
- * Contributors:
- * IBM Corporation - initial API and implementation
- *******************************************************************************/
-package org.eclipse.jdt.internal.compiler.lookup;
-
-import org.eclipse.jdt.core.compiler.CharOperation;
-import org.eclipse.jdt.internal.compiler.impl.Constant;
-
-public final class ArrayBinding extends TypeBinding {
- // creation and initialization of the length field
- // the declaringClass of this field is intentionally set to null so it can be distinguished.
- public static final FieldBinding ArrayLength = new FieldBinding(LENGTH, IntBinding, AccPublic | AccFinal, null, Constant.NotAConstant);
-
- public TypeBinding leafComponentType;
- public int dimensions;
-
- char[] constantPoolName;
-public ArrayBinding(TypeBinding type, int dimensions) {
- this.tagBits |= IsArrayType;
- this.leafComponentType = type;
- this.dimensions = dimensions;
-}
-/**
- * Answer the receiver's constant pool name.
- * NOTE: This method should only be used during/after code gen.
- * e.g. '[Ljava/lang/Object;'
- */
-
-public char[] constantPoolName() {
- if (constantPoolName != null)
- return constantPoolName;
-
- char[] brackets = new char[dimensions];
- for (int i = dimensions - 1; i >= 0; i--) brackets[i] = '[';
- return constantPoolName = CharOperation.concat(brackets, leafComponentType.signature());
-}
-String debugName() {
- StringBuffer brackets = new StringBuffer(dimensions * 2);
- for (int i = dimensions; --i >= 0;)
- brackets.append("[]"); //$NON-NLS-1$
- return leafComponentType.debugName() + brackets.toString();
-}
-public int dimensions() {
- return this.dimensions;
-}
-
-/* Answer an array whose dimension size is one less than the receiver.
-*
-* When the receiver's dimension size is one then answer the leaf component type.
-*/
-
-public TypeBinding elementsType(Scope scope) {
- if (dimensions == 1) return leafComponentType;
- return scope.createArray(leafComponentType, dimensions - 1);
-}
-public PackageBinding getPackage() {
- return leafComponentType.getPackage();
-}
-/* Answer true if the receiver type can be assigned to the argument type (right)
-*/
-
-public boolean isCompatibleWith(TypeBinding right) {
- if (this == right)
- return true;
-
- if (right.isArrayType()) {
- ArrayBinding rightArray = (ArrayBinding) right;
- if (rightArray.leafComponentType.isBaseType())
- return false; // relying on the fact that all equal arrays are identical
- if (dimensions == rightArray.dimensions)
- return leafComponentType.isCompatibleWith(rightArray.leafComponentType);
- if (dimensions < rightArray.dimensions)
- return false; // cannot assign 'String[]' into 'Object[][]' but can assign 'byte[][]' into 'Object[]'
- } else {
- if (right.isBaseType())
- return false;
- }
- //Check dimensions - Java does not support explicitly sized dimensions for types.
- //However, if it did, the type checking support would go here.
- switch (right.leafComponentType().id) {
- case T_JavaLangObject :
- case T_JavaLangCloneable :
- case T_JavaIoSerializable :
- return true;
- }
- return false;
-}
-
-public TypeBinding leafComponentType(){
- return leafComponentType;
-}
-
-/* API
-* Answer the problem id associated with the receiver.
-* NoError if the receiver is a valid binding.
-*/
-
-public int problemId() {
- return leafComponentType.problemId();
-}
-/**
-* Answer the source name for the type.
-* In the case of member types, as the qualified name from its top level type.
-* For example, for a member type N defined inside M & A: "A.M.N".
-*/
-
-public char[] qualifiedSourceName() {
- char[] brackets = new char[dimensions * 2];
- for (int i = dimensions * 2 - 1; i >= 0; i -= 2) {
- brackets[i] = ']';
- brackets[i - 1] = '[';
- }
- return CharOperation.concat(leafComponentType.qualifiedSourceName(), brackets);
-}
-public char[] readableName() /* java.lang.Object[] */ {
- char[] brackets = new char[dimensions * 2];
- for (int i = dimensions * 2 - 1; i >= 0; i -= 2) {
- brackets[i] = ']';
- brackets[i - 1] = '[';
- }
- return CharOperation.concat(leafComponentType.readableName(), brackets);
-}
-public char[] shortReadableName(){
- char[] brackets = new char[dimensions * 2];
- for (int i = dimensions * 2 - 1; i >= 0; i -= 2) {
- brackets[i] = ']';
- brackets[i - 1] = '[';
- }
- return CharOperation.concat(leafComponentType.shortReadableName(), brackets);
-}
-public char[] sourceName() {
- char[] brackets = new char[dimensions * 2];
- for (int i = dimensions * 2 - 1; i >= 0; i -= 2) {
- brackets[i] = ']';
- brackets[i - 1] = '[';
- }
- return CharOperation.concat(leafComponentType.sourceName(), brackets);
-}
-public String toString() {
- return leafComponentType != null ? debugName() : "NULL TYPE ARRAY"; //$NON-NLS-1$
-}
-}