--- /dev/null
+/*******************************************************************************
+ * Copyright (c) 2000, 2003 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 net.sourceforge.phpdt.internal.compiler.lookup;
+
+import net.sourceforge.phpdt.core.compiler.CharOperation;
+import net.sourceforge.phpdt.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 LengthField = 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.
+*/
+
+public char[] constantPoolName() /* [Ljava/lang/Object; */ {
+ 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;
+ else
+ 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;
+
+ char[][] rightName;
+ 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[]'
+ rightName = ((ReferenceBinding) rightArray.leafComponentType).compoundName;
+ } else {
+ if (right.isBaseType())
+ return false;
+ rightName = ((ReferenceBinding) right).compoundName;
+ }
+ //Check dimensions - Java does not support explicitly sized dimensions for types.
+ //However, if it did, the type checking support would go here.
+
+ if (CharOperation.equals(rightName, JAVA_LANG_OBJECT))
+ return true;
+ if (CharOperation.equals(rightName, JAVA_LANG_CLONEABLE))
+ return true;
+ if (CharOperation.equals(rightName, JAVA_IO_SERIALIZABLE))
+ 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"; //$NON-NLS-1$
+}
+}