src/java.corba/share/classes/com/sun/corba/se/impl/ior/IORTypeCheckRegistryImpl.java
changeset 48554 592e22777742
equal deleted inserted replaced
48498:c94c352dc400 48554:592e22777742
       
     1 /*
       
     2  * Copyright (c) 2017, 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.ior;
       
    27 
       
    28 import java.util.Set;
       
    29 
       
    30 import com.sun.corba.se.impl.orbutil.ORBUtility;
       
    31 import com.sun.corba.se.spi.ior.IORTypeCheckRegistry;
       
    32 import com.sun.corba.se.spi.orb.ORB;
       
    33 
       
    34 public class IORTypeCheckRegistryImpl implements IORTypeCheckRegistry {
       
    35 
       
    36     private final Set<String> iorTypeNames;
       
    37     private static final Set<String> builtinIorTypeNames;
       
    38     private ORB theOrb;
       
    39 
       
    40     static {
       
    41         builtinIorTypeNames = initBuiltinIorTypeNames();
       
    42     }
       
    43 
       
    44     public IORTypeCheckRegistryImpl( String filterProperties, ORB orb) {
       
    45         theOrb = orb;
       
    46         iorTypeNames = parseIorClassNameList(filterProperties);
       
    47     }
       
    48 
       
    49     /*
       
    50      *
       
    51      * A note on the validation flow:
       
    52      * 1. against the filter class name list
       
    53      * 2. against the builtin class name list
       
    54      */
       
    55 
       
    56     @Override
       
    57     public boolean isValidIORType(String iorClassName) {
       
    58         dprintTransport(".isValidIORType : iorClassName == " + iorClassName);
       
    59         return validateIorTypeByName(iorClassName);
       
    60     }
       
    61 
       
    62 
       
    63     private boolean validateIorTypeByName(String iorClassName) {
       
    64         dprintTransport(".validateIorTypeByName : iorClassName == " + iorClassName);
       
    65         boolean isValidType;
       
    66 
       
    67         isValidType = checkIorTypeNames(iorClassName);
       
    68 
       
    69         if (!isValidType) {
       
    70             isValidType = checkBuiltinClassNames(iorClassName);
       
    71         }
       
    72 
       
    73         dprintTransport(".validateIorTypeByName : isValidType == " + isValidType);
       
    74         return isValidType;
       
    75     }
       
    76 
       
    77 
       
    78     /*
       
    79      * check if the class name corresponding to an IOR Type name
       
    80      * is in the ior class name list as generated from the filter property.
       
    81      * So if the IOR type is recorded in the registry then allow the creation of the
       
    82      * stub factory and let it resolve and load the class. That is if current
       
    83      * type check deliberation permits.
       
    84      * IOR Type names are configured by the filter property
       
    85      */
       
    86 
       
    87     private boolean checkIorTypeNames(
       
    88             String theIorClassName) {
       
    89         return (iorTypeNames != null) && (iorTypeNames.contains(theIorClassName));
       
    90     }
       
    91 
       
    92     /*
       
    93      * Check the IOR interface class name against the set of
       
    94      * class names that correspond to the builtin JDK IDL stub classes.
       
    95      */
       
    96 
       
    97     private boolean  checkBuiltinClassNames(
       
    98             String theIorClassName) {
       
    99         return builtinIorTypeNames.contains(theIorClassName);
       
   100     }
       
   101 
       
   102 
       
   103     private Set<String> parseIorClassNameList(String filterProperty) {
       
   104         Set<String> _iorTypeNames = null;
       
   105         if (filterProperty != null) {
       
   106             String[] tempIorClassNames = filterProperty.split(";");
       
   107             _iorTypeNames = Set.<String>of(tempIorClassNames);
       
   108             if (theOrb.orbInitDebugFlag) {
       
   109                 dprintConfiguredIorTypeNames();
       
   110             }
       
   111         }
       
   112         return _iorTypeNames;
       
   113     }
       
   114 
       
   115 
       
   116     private static Set<String> initBuiltinIorTypeNames() {
       
   117         Set<Class<?>> builtInCorbaStubTypes = initBuiltInCorbaStubTypes();
       
   118         String [] tempBuiltinIorTypeNames = new String[builtInCorbaStubTypes.size()];
       
   119         int i = 0;
       
   120         for (Class<?> _stubClass: builtInCorbaStubTypes) {
       
   121             tempBuiltinIorTypeNames[i++] = _stubClass.getName();
       
   122         }
       
   123         return  Set.<String>of(tempBuiltinIorTypeNames);
       
   124     }
       
   125 
       
   126     private static Set<Class<?>> initBuiltInCorbaStubTypes() {
       
   127         Class<?> tempBuiltinCorbaStubTypes[] = {
       
   128                 com.sun.corba.se.spi.activation.Activator.class,
       
   129                 com.sun.corba.se.spi.activation._ActivatorStub.class,
       
   130                 com.sun.corba.se.spi.activation._InitialNameServiceStub.class,
       
   131                 com.sun.corba.se.spi.activation._LocatorStub.class,
       
   132                 com.sun.corba.se.spi.activation._RepositoryStub.class,
       
   133                 com.sun.corba.se.spi.activation._ServerManagerStub.class,
       
   134                 com.sun.corba.se.spi.activation._ServerStub.class,
       
   135                 org.omg.CosNaming.BindingIterator.class,
       
   136                 org.omg.CosNaming._BindingIteratorStub.class,
       
   137                 org.omg.CosNaming.NamingContextExt.class,
       
   138                 org.omg.CosNaming._NamingContextExtStub.class,
       
   139                 org.omg.CosNaming.NamingContext.class,
       
   140                 org.omg.CosNaming._NamingContextStub.class,
       
   141                 org.omg.DynamicAny.DynAnyFactory.class,
       
   142                 org.omg.DynamicAny._DynAnyFactoryStub.class,
       
   143                 org.omg.DynamicAny.DynAny.class,
       
   144                 org.omg.DynamicAny._DynAnyStub.class,
       
   145                 org.omg.DynamicAny.DynArray.class,
       
   146                 org.omg.DynamicAny._DynArrayStub.class,
       
   147                 org.omg.DynamicAny.DynEnum.class,
       
   148                 org.omg.DynamicAny._DynEnumStub.class,
       
   149                 org.omg.DynamicAny.DynFixed.class,
       
   150                 org.omg.DynamicAny._DynFixedStub.class,
       
   151                 org.omg.DynamicAny.DynSequence.class,
       
   152                 org.omg.DynamicAny._DynSequenceStub.class,
       
   153                 org.omg.DynamicAny.DynStruct.class,
       
   154                 org.omg.DynamicAny._DynStructStub.class,
       
   155                 org.omg.DynamicAny.DynUnion.class,
       
   156                 org.omg.DynamicAny._DynUnionStub.class,
       
   157                 org.omg.DynamicAny._DynValueStub.class,
       
   158                 org.omg.DynamicAny.DynValue.class,
       
   159                 org.omg.PortableServer.ServantActivator.class,
       
   160                 org.omg.PortableServer._ServantActivatorStub.class,
       
   161                 org.omg.PortableServer.ServantLocator.class,
       
   162                 org.omg.PortableServer._ServantLocatorStub.class };
       
   163         return Set.<Class<?>>of(tempBuiltinCorbaStubTypes);
       
   164     }
       
   165 
       
   166     private void dprintConfiguredIorTypeNames() {
       
   167         if (iorTypeNames != null) {
       
   168             for (String iorTypeName : iorTypeNames) {
       
   169                 ORBUtility.dprint(this, ".dprintConfiguredIorTypeNames: " + iorTypeName);
       
   170             }
       
   171         }
       
   172     }
       
   173 
       
   174     private void dprintTransport(String msg) {
       
   175         if (theOrb.transportDebugFlag) {
       
   176             ORBUtility.dprint(this, msg);
       
   177         }
       
   178     }
       
   179 }