repositoryid_1_3_1.java

java jdk 1.4的源码

/*
 * Copyright 2003 Sun Microsystems, Inc. All rights reserved.
 * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 */

/*
 * @(#)RepositoryId_1_3_1.java	1.3 03/01/23
 */
package com.sun.corba.se.internal.orbutil;

import java.util.StringTokenizer;
import java.util.Hashtable;
import java.io.IOException;
import java.lang.reflect.Method;
import java.net.MalformedURLException;
import org.omg.CORBA.portable.ValueBase;
import org.omg.CORBA.portable.IDLEntity;

//d11638 files in the same package, therefore remove their reference
//import com.sun.corba.se.internal.util.JDKBridge;
//import com.sun.corba.se.internal.util.IdentityHashtable;
import com.sun.corba.se.internal.util.JDKBridge;
import com.sun.corba.se.internal.util.Utility;
import com.sun.corba.se.internal.util.PackagePrefixChecker;
import com.sun.corba.se.internal.util.IdentityHashtable;

import javax.rmi.CORBA.Util;

/**
 * Because all methods in RepositoryId are static, we have
 * to duplicate all of this code, freezing it in its 1.3.1
 * form for backwards compatibility.
 *
 * For security reasons, we can't expose enough of
 * io/ObjectStreamClass, so it has to be duplicated in
 * orbutil.
 */
public class RepositoryId_1_3_1 {
	
    // Legal IDL Identifier characters (1 = legal). Note
    // that '.' (2E) is marked as legal even though it is
    // not legal in IDL. This allows us to treat a fully
    // qualified Java name with '.' package separators
    // uniformly, and is safe because that is the only
    // legal use of '.' in a Java name.

    public static final byte[] IDL_IDENTIFIER_CHARS = {
	    
	// 0 1 2 3  4 5 6 7  8 9 a b  c d e f
	0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0, // 00-0f
	0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0, // 10-1f
	0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,1,0, // 20-2f
	1,1,1,1, 1,1,1,1, 1,1,0,0, 0,0,0,0, // 30-3f
	0,1,1,1, 1,1,1,1, 1,1,1,1, 1,1,1,1, // 40-4f
	1,1,1,1, 1,1,1,1, 1,1,1,0, 0,0,0,1, // 50-5f
	0,1,1,1, 1,1,1,1, 1,1,1,1, 1,1,1,1, // 60-6f
	1,1,1,1, 1,1,1,1, 1,1,1,0, 0,0,0,0, // 70-7f
	0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0, // 80-8f
	0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0, // 90-9f
	0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0, // a0-af
	0,0,0,0, 0,0,0,0, 0,0,0,0, 0,0,0,0, // b0-bf
	1,1,1,1, 1,1,1,1, 1,1,1,1, 1,1,1,1, // c0-cf
	0,1,1,1, 1,1,1,0, 1,1,1,1, 1,0,0,1, // d0-df
	1,1,1,1, 1,1,1,1, 1,1,1,1, 1,1,1,1, // e0-ef
	0,1,1,1, 1,1,1,0, 1,1,1,1, 1,0,0,1, // f0-ff
    };

	
    private static final long serialVersionUID = 123456789L;

    private static String defaultServerURL = null;
    private static boolean useCodebaseOnly = false;

    static {
	if (defaultServerURL == null)
	    defaultServerURL = (String)JDKBridge.getLocalCodebase();
	useCodebaseOnly = JDKBridge.useCodebaseOnly();

    }

    private static IdentityHashtable classToRepStr = new IdentityHashtable();
    private static IdentityHashtable classIDLToRepStr = new IdentityHashtable();
    private static IdentityHashtable classSeqToRepStr = new IdentityHashtable();

    private static IdentityHashtable repStrToByteArray = new IdentityHashtable();
    private static Hashtable repStrToClass = new Hashtable();

    private String repId = null;
    private boolean isSupportedFormat = true;
    private String typeString = null;
    private String versionString = null;
    private boolean isSequence = false;
    private boolean isRMIValueType = false;
    private boolean isIDLType = false;
    private String completeClassName = null;
    private String unqualifiedName = null;
    private String definedInId = null;
    private Class clazz = null;
    private String suid = null, actualSuid = null;
    private long suidLong = ObjectStreamClass_1_3_1.kDefaultUID, actualSuidLong = ObjectStreamClass_1_3_1.kDefaultUID;

    // Repository ID fragments
    private static final String kSequenceKeyword = "seq";
    private static final String kValuePrefix = "RMI:";
    private static final String kIDLPrefix = "IDL:";
    private static final String kIDLNamePrefix = "omg.org/";
    private static final String kIDLClassnamePrefix = "org.omg.";
    private static final String kSequencePrefix = "[";
    private static final String kCORBAPrefix = "CORBA/";
    private static final String kArrayPrefix = kValuePrefix + kSequencePrefix + kCORBAPrefix;
    private static final int kValuePrefixLength = kValuePrefix.length();
    private static final int kIDLPrefixLength = kIDLPrefix.length();
    private static final int kSequencePrefixLength = kSequencePrefix.length();
    private static final String kInterfaceHashCode = ":0000000000000000";
    private static final String kInterfaceOnlyHashStr = "0000000000000000";
    private static final String kExternalizableHashStr = "0000000000000001";

    // Value tag utility methods and constants
    public static final int kInitialValueTag= 0x7fffff00;
    public static final int kNoTypeInfo = 0;
    public static final int kSingleRepTypeInfo = 0x02;
    public static final int  kPartialListTypeInfo = 0x06;
    public static final int  kChunkedMask = 0x08;
    public static final int kPreComputed_StandardRMIUnchunked = RepositoryId_1_3_1.computeValueTag(false, RepositoryId_1_3_1.kSingleRepTypeInfo, false);
    public static final int kPreComputed_CodeBaseRMIUnchunked = RepositoryId_1_3_1.computeValueTag(true, RepositoryId_1_3_1.kSingleRepTypeInfo, false);
    public static final int kPreComputed_StandardRMIChunked = RepositoryId_1_3_1.computeValueTag(false, RepositoryId_1_3_1.kSingleRepTypeInfo, true);
    public static final int kPreComputed_CodeBaseRMIChunked = RepositoryId_1_3_1.computeValueTag(true, RepositoryId_1_3_1.kSingleRepTypeInfo, true);

    public static final int kPreComputed_StandardRMIUnchunked_NoRep = RepositoryId_1_3_1.computeValueTag(false, RepositoryId_1_3_1.kNoTypeInfo, false);
    public static final int kPreComputed_CodeBaseRMIUnchunked_NoRep = RepositoryId_1_3_1.computeValueTag(true, RepositoryId_1_3_1.kNoTypeInfo, false);
    public static final int kPreComputed_StandardRMIChunked_NoRep = RepositoryId_1_3_1.computeValueTag(false, RepositoryId_1_3_1.kNoTypeInfo, true);
    public static final int kPreComputed_CodeBaseRMIChunked_NoRep = RepositoryId_1_3_1.computeValueTag(true, RepositoryId_1_3_1.kNoTypeInfo, true);

    // Public, well known repository IDs
	
    // _REVISIT_ : A table structure with a good search routine for all of this 
    // would be more efficient and easier to maintain...

    // String
    public static final String kWStringValueVersion = "1.0"; 
    public static final String kWStringValueHash = ":"+kWStringValueVersion; 
    public static final String kWStringStubValue = "WStringValue";
    public static final String kWStringTypeStr = "omg.org/CORBA/"+kWStringStubValue;
    public static final String kWStringValueRepID = kIDLPrefix + kWStringTypeStr + kWStringValueHash;

    // Any
    public static final String kAnyRepID = kIDLPrefix + "omg.org/CORBA/Any";

    // Class
    // Anita4: convert to uppercase
    public static final String kClassDescValueHash = ":" + 
       Long.toHexString(
       ObjectStreamClass_1_3_1.getActualSerialVersionUID(javax.rmi.CORBA.ClassDesc.class)).toUpperCase() + ":" +
      Long.toHexString(
       ObjectStreamClass_1_3_1.getSerialVersionUID(javax.rmi.CORBA.ClassDesc.class)).toUpperCase();
    public static final String kClassDescStubValue = "ClassDesc";
    public static final String kClassDescTypeStr = "javax.rmi.CORBA."+kClassDescStubValue;
    public static final String kClassDescValueRepID = kValuePrefix + kClassDescTypeStr + kClassDescValueHash;

    // Object
    public static final String kObjectValueHash = ":1.0";
    public static final String kObjectStubValue = "Object";

    // Sequence
    public static final String kSequenceValueHash = ":1.0";
    public static final String kPrimitiveSequenceValueHash = ":0000000000000000";

    // Serializable
    public static final String kSerializableValueHash = ":1.0";
    public static final String kSerializableStubValue = "Serializable";

    // Externalizable
    public static final String kExternalizableValueHash = ":1.0";
    public static final String kExternalizableStubValue = "Externalizable";

    // Remote (The empty string is used for java.rmi.Remote)
    public static final String kRemoteValueHash = "";
    public static final String kRemoteStubValue = "";
    public static final String kRemoteTypeStr = "";
    public static final String kRemoteValueRepID = "";

    public static final Hashtable kSpecialArrayTypeStrings = new Hashtable();

    static {
	kSpecialArrayTypeStrings.put("CORBA.WStringValue", new StringBuffer(java.lang.String.class.getName()));
	kSpecialArrayTypeStrings.put("javax.rmi.CORBA.ClassDesc", new StringBuffer(java.lang.Class.class.getName()));
	kSpecialArrayTypeStrings.put("CORBA.Object", new StringBuffer(java.rmi.Remote.class.getName()));
		
    }

    public static final Hashtable kSpecialCasesRepIDs = new Hashtable();

    static {
	kSpecialCasesRepIDs.put(java.lang.String.class, kWStringValueRepID);
	kSpecialCasesRepIDs.put(java.lang.Class.class, kClassDescValueRepID);
	kSpecialCasesRepIDs.put(java.rmi.Remote.class, kRemoteValueRepID);
    }

    public static final Hashtable kSpecialCasesStubValues = new Hashtable();

    static {
	kSpecialCasesStubValues.put(java.lang.String.class, kWStringStubValue);
	kSpecialCasesStubValues.put(java.lang.Class.class, kClassDescStubValue);
	kSpecialCasesStubValues.put(java.lang.Object.class, kObjectStubValue);
	kSpecialCasesStubValues.put(java.io.Serializable.class, kSerializableStubValue);
	kSpecialCasesStubValues.put(java.io.Externalizable.class, kExternalizableStubValue);
	kSpecialCasesStubValues.put(java.rmi.Remote.class, kRemoteStubValue);
    }


    public static final Hashtable kSpecialCasesVersions = new Hashtable();

    static {
	kSpecialCasesVersions.put(java.lang.String.class, kWStringValueHash);
	kSpecialCasesVersions.put(java.lang.Class.class, kClassDescValueHash);
	kSpecialCasesVersions.put(java.lang.Object.class, kObjectValueHash);
	kSpecialCasesVersions.put(java.io.Serializable.class, kSerializableValueHash);
	kSpecialCasesVersions.put(java.io.Externalizable.class, kExternalizableValueHash);
	kSpecialCasesVersions.put(java.rmi.Remote.class, kRemoteValueHash);
    }

    public static final Hashtable kSpecialCasesClasses = new Hashtable();

    static {
	kSpecialCasesClasses.put(kWStringTypeStr, java.lang.String.class);
	kSpecialCasesClasses.put(kClassDescTypeStr, java.lang.Class.class);
	kSpecialCasesClasses.put(kRemoteTypeStr, java.rmi.Remote.class);

	kSpecialCasesClasses.put("org.omg.CORBA.WStringValue", java.lang.String.class);
	kSpecialCasesClasses.put("javax.rmi.CORBA.ClassDesc", java.lang.Class.class);
	//kSpecialCasesClasses.put(kRemoteTypeStr, java.rmi.Remote.class);
    }

    public static final Hashtable kSpecialCasesArrayPrefix = new Hashtable();

    static {
	kSpecialCasesArrayPrefix.put(java.lang.String.class, kValuePrefix + kSequencePrefix + kCORBAPrefix);
	kSpecialCasesArrayPrefix.put(java.lang.Class.class, kValuePrefix + kSequencePrefix + "javax/rmi/CORBA/");
	kSpecialCasesArrayPrefix.put(java.lang.Object.class, kValuePrefix + kSequencePrefix + "java/lang/");
	kSpecialCasesArrayPrefix.put(java.io.Serializable.class, kValuePrefix + kSequencePrefix + "java/io/");
	kSpecialCasesArrayPrefix.put(java.io.Externalizable.class, kValuePrefix + kSequencePrefix + "java/io/");
	kSpecialCasesArrayPrefix.put(java.rmi.Remote.class, kValuePrefix + kSequencePrefix + kCORBAPrefix);
    }

    public static final Hashtable kSpecialPrimitives = new Hashtable();

    static {
	kSpecialPrimitives.put("int","long");
	kSpecialPrimitives.put("long","longlong");
	kSpecialPrimitives.put("byte","octet");
    }

    /**
     * Used to convert ascii to hex.
     */
    private static final byte ASCII_HEX[] =	{
	(byte)'0',
	(byte)'1',
	(byte)'2',
	(byte)'3',
	(byte)'4',
	(byte)'5',
	(byte)'6',
	(byte)'7',
	(byte)'8',
	(byte)'9',
	(byte)'A',
	(byte)'B',
	(byte)'C',
	(byte)'D',
	(byte)'E',
	(byte)'F',
    };


    // bug fix for 4328952; to eliminate possibility of overriding this
    // in a subclass.
    public static final RepositoryIdCache_1_3_1 cache = new RepositoryIdCache_1_3_1();

    // Interface Rep ID Strings
    public static final String kjava_rmi_Remote = createForAnyType(java.rmi.Remote.class);
    public static final String korg_omg_CORBA_Object = createForAnyType(org.omg.CORBA.Object.class);

    // Dummy arguments for getIdFromHelper method
    public static final Class kNoParamTypes[] ={};
    public static final Object kNoArgs[] = {};


    // To create a RepositoryID, use code similar to the following:
    // RepositoryId.cache.getId( id );
    
    RepositoryId_1_3_1(){}

    RepositoryId_1_3_1(String aRepId){
	init(aRepId);
    }

    RepositoryId_1_3_1 init(String aRepId){

        this.repId = aRepId;
		
	// Special case for remote
	if (aRepId.length() == 0) {
	    clazz = java.rmi.Remote.class;
	    typeString = "";
	    isRMIValueType = true;
	    suid = kInterfaceOnlyHashStr;
	    return this;
	}
	else if (aRepId.equals(kWStringValueRepID)) {
	    clazz = java.lang.String.class;
	    typeString = kWStringTypeStr;
	    isIDLType = true;
	    // fix where Attempting to obtain a FullValueDescription 
	    // for an RMI value type with a String field causes an exception. 
	    completeClassName = "java.lang.String";
	    versionString = kWStringValueVersion;
	    return this;			
	}
	else {
			
	String repId = convertFromISOLatin1(aRepId);

	versionString = repId.substring(repId.indexOf(':', repId.indexOf(':')+1));
        if (repId.startsWith(kIDLPrefix)) {
            typeString =
                repId.substring(kIDLPrefixLength, repId.indexOf(':', kIDLPrefixLength));
	    isIDLType = true;
	    if (typeString.startsWith(kIDLNamePrefix))
		completeClassName = kIDLClassnamePrefix + 
		    typeString.substring(kIDLNamePrefix.length()).replace('/','.');
	    else completeClassName = typeString.replace('/','.');

        }
        else if (repId.startsWith(kValuePrefix)) {
            typeString =
                repId.substring(kValuePrefixLength, repId.indexOf(':', kValuePrefixLength));
	    isRMIValueType = true;

	    if (versionString.indexOf('.') == -1) {
		    actualSuid = versionString.substring(1);
		    suid = actualSuid;  // default if not explicitly specified
				
		    if (actualSuid.indexOf(':') != -1){
		    // we have a declared hash also
			int pos = actualSuid.indexOf(':')+1;
			// actualSuid = suid.substring(pos);
			// suid = suid.substring(0, pos-1);
			suid = actualSuid.substring(pos);
			actualSuid = actualSuid.substring(0, pos-1);