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/*
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* Copyright (c) 1998, 2007, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* Licensed Materials - Property of IBM
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* RMI-IIOP v1.0
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* Copyright IBM Corp. 1998 1999 All Rights Reserved
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*
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*/
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package sun.rmi.rmic.iiop;
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import java.util.Vector;
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import java.util.HashSet;
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import sun.tools.java.CompilerError;
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import sun.tools.java.Identifier;
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import sun.tools.java.ClassDefinition;
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import java.lang.reflect.Array;
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/**
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* ArrayType is a wrapper for any of the other types. The getElementType()
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* method can be used to get the array element type. The getArrayDimension()
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* method can be used to get the array dimension.
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*
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* @author Bryan Atsatt
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*/
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public class ArrayType extends Type {
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private Type type;
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private int arrayDimension;
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private String brackets;
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private String bracketsSig;
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//_____________________________________________________________________
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// Public Interfaces
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//_____________________________________________________________________
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/**
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* Create an ArrayType object for the given type.
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*
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* If the class is not a properly formed or if some other error occurs, the
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* return value will be null, and errors will have been reported to the
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* supplied BatchEnvironment.
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*/
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public static ArrayType forArray( sun.tools.java.Type theType,
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ContextStack stack) {
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ArrayType result = null;
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sun.tools.java.Type arrayType = theType;
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if (arrayType.getTypeCode() == TC_ARRAY) {
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// Find real type...
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while (arrayType.getTypeCode() == TC_ARRAY) {
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arrayType = arrayType.getElementType();
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}
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// Do we already have it?
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Type existing = getType(theType,stack);
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if (existing != null) {
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if (!(existing instanceof ArrayType)) return null; // False hit.
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// Yep, so return it...
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return (ArrayType) existing;
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}
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// Now try to make a Type from it...
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Type temp = CompoundType.makeType(arrayType,null,stack);
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if (temp != null) {
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// Got a valid one. Make an array type...
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result = new ArrayType(stack,temp,theType.getArrayDimension());
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// Add it...
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putType(theType,result,stack);
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// Do the stack thing in case tracing on...
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stack.push(result);
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stack.pop(true);
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}
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}
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return result;
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}
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/**
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* Return signature for this type (e.g. com.acme.Dynamite
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* would return "com.acme.Dynamite", byte = "B")
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*/
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public String getSignature() {
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return bracketsSig + type.getSignature();
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}
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/**
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* Get element type. Returns null if not an array.
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*/
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public Type getElementType () {
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return type;
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}
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/**
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* Get array dimension. Returns zero if not an array.
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*/
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public int getArrayDimension () {
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return arrayDimension;
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}
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/**
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* Get brackets string. Returns "" if not an array.
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*/
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public String getArrayBrackets () {
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return brackets;
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}
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/**
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* Return a string representation of this type.
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*/
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public String toString () {
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return getQualifiedName() + brackets;
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}
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/**
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* Return a string describing this type.
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*/
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public String getTypeDescription () {
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return "Array of " + type.getTypeDescription();
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}
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/**
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* Return the name of this type. For arrays, will include "[]" if useIDLNames == false.
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* @param useQualifiedNames If true, print qualified names; otherwise, print unqualified names.
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* @param useIDLNames If true, print IDL names; otherwise, print java names.
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* @param globalIDLNames If true and useIDLNames true, prepends "::".
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*/
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public String getTypeName ( boolean useQualifiedNames,
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boolean useIDLNames,
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boolean globalIDLNames) {
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if (useIDLNames) {
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return super.getTypeName(useQualifiedNames,useIDLNames,globalIDLNames);
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} else {
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return super.getTypeName(useQualifiedNames,useIDLNames,globalIDLNames) + brackets;
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}
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}
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//_____________________________________________________________________
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// Subclass/Internal Interfaces
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//_____________________________________________________________________
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/**
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* Convert all invalid types to valid ones.
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*/
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protected void swapInvalidTypes () {
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if (type.getStatus() != STATUS_VALID) {
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type = getValidType(type);
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}
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}
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/*
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* Add matching types to list. Return true if this type has not
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* been previously checked, false otherwise.
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*/
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protected boolean addTypes (int typeCodeFilter,
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HashSet checked,
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Vector matching) {
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// Check self.
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boolean result = super.addTypes(typeCodeFilter,checked,matching);
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// Have we been checked before?
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if (result) {
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// No, so add element type...
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getElementType().addTypes(typeCodeFilter,checked,matching);
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}
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return result;
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}
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/**
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* Create an ArrayType instance for the given type. The resulting
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* object is not yet completely initialized.
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*/
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private ArrayType(ContextStack stack, Type type, int arrayDimension) {
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super(stack,TYPE_ARRAY);
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this.type = type;
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this.arrayDimension = arrayDimension;
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// Create our brackets string...
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brackets = "";
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bracketsSig = "";
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for (int i = 0; i < arrayDimension; i ++) {
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brackets += "[]";
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bracketsSig += "[";
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}
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// Now set our names...
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String idlName = IDLNames.getArrayName(type,arrayDimension);
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String[] module = IDLNames.getArrayModuleNames(type);
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setNames(type.getIdentifier(),module,idlName);
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// Set our repositoryID...
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setRepositoryID();
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}
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/*
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* Load a Class instance. Return null if fail.
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*/
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protected Class loadClass() {
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Class result = null;
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Class elementClass = type.getClassInstance();
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if (elementClass != null) {
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result = Array.newInstance(elementClass, new int[arrayDimension]).getClass();
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}
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return result;
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}
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/**
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* Release all resources
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*/
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protected void destroy () {
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super.destroy();
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if (type != null) {
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type.destroy();
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type = null;
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}
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brackets = null;
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bracketsSig = null;
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}
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}
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