1 /*
   2  * Copyright (c) 2000, 2003, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package com.sun.corba.se.impl.dynamicany;
  27 
  28 import org.omg.CORBA.TypeCode;
  29 import org.omg.CORBA.Any;
  30 import org.omg.CORBA.BAD_OPERATION;
  31 import org.omg.CORBA.TypeCodePackage.BadKind;
  32 import org.omg.CORBA.TypeCodePackage.Bounds;
  33 import org.omg.CORBA.portable.InputStream;
  34 import org.omg.DynamicAny.*;
  35 import org.omg.DynamicAny.DynAnyPackage.TypeMismatch;
  36 import org.omg.DynamicAny.DynAnyPackage.InvalidValue;
  37 import org.omg.DynamicAny.DynAnyFactoryPackage.InconsistentTypeCode;
  38 
  39 import com.sun.corba.se.spi.orb.ORB ;
  40 import com.sun.corba.se.spi.logging.CORBALogDomains ;
  41 import com.sun.corba.se.impl.logging.ORBUtilSystemException ;
  42 
  43 public class DynArrayImpl extends DynAnyCollectionImpl implements DynArray
  44 {
  45     //
  46     // Constructors
  47     //
  48 
  49     private DynArrayImpl() {
  50         this(null, (Any)null, false);
  51     }
  52 
  53     protected DynArrayImpl(ORB orb, Any any, boolean copyValue) {
  54         super(orb, any, copyValue);
  55     }
  56 
  57     protected DynArrayImpl(ORB orb, TypeCode typeCode) {
  58         super(orb, typeCode);
  59     }
  60 
  61     // Initializes components and anys representation
  62     // from the Any representation
  63     protected boolean initializeComponentsFromAny() {
  64         // This typeCode is of kind tk_array.
  65         TypeCode typeCode = any.type();
  66         int length = getBound();
  67         TypeCode contentType = getContentType();
  68         InputStream input;
  69 
  70         try {
  71             input = any.create_input_stream();
  72         } catch (BAD_OPERATION e) {
  73             return false;
  74         }
  75 
  76         components = new DynAny[length];
  77         anys = new Any[length];
  78 
  79         for (int i=0; i<length; i++) {
  80             // _REVISIT_ Could use read_xxx_array() methods on InputStream for efficiency
  81             // but only for primitive types
  82             anys[i] = DynAnyUtil.extractAnyFromStream(contentType, input, orb);
  83             try {
  84                 // Creates the appropriate subtype without copying the Any
  85                 components[i] = DynAnyUtil.createMostDerivedDynAny(anys[i], orb, false);
  86             } catch (InconsistentTypeCode itc) { // impossible
  87             }
  88         }
  89         return true;
  90     }
  91 
  92     // Initializes components and anys representation
  93     // from the internal TypeCode information with default values.
  94     // This is not done recursively, only one level.
  95     // More levels are initialized lazily, on demand.
  96     protected boolean initializeComponentsFromTypeCode() {
  97         // This typeCode is of kind tk_array.
  98         TypeCode typeCode = any.type();
  99         int length = getBound();
 100         TypeCode contentType = getContentType();
 101 
 102         components = new DynAny[length];
 103         anys = new Any[length];
 104 
 105         for (int i=0; i<length; i++) {
 106             createDefaultComponentAt(i, contentType);
 107         }
 108         return true;
 109     }
 110 
 111     //
 112     // DynArray interface methods
 113     //
 114 
 115     // Initializes the elements of the array.
 116     // If value does not contain the same number of elements as the array dimension,
 117     // the operation raises InvalidValue.
 118     // If one or more elements have a type that is inconsistent with the DynArrays TypeCode,
 119     // the operation raises TypeMismatch.
 120     // This operation does not change the current position.
 121 /*
 122     public void set_elements (org.omg.CORBA.Any[] value)
 123         throws org.omg.DynamicAny.DynAnyPackage.TypeMismatch,
 124                org.omg.DynamicAny.DynAnyPackage.InvalidValue;
 125 */
 126 
 127     //
 128     // Utility methods
 129     //
 130 
 131     protected void checkValue(Object[] value)
 132         throws org.omg.DynamicAny.DynAnyPackage.InvalidValue
 133     {
 134         if (value == null || value.length != getBound()) {
 135             throw new InvalidValue();
 136         }
 137     }
 138 }