/** Handy class full of static functions that don't belong in util.Utility for pure ORB reasons. */ public final class ORBUtility { private ORBUtility() {} private static ORBUtilSystemException wrapper = ORBUtilSystemException.get(CORBALogDomains.UTIL); private static OMGSystemException omgWrapper = OMGSystemException.get(CORBALogDomains.UTIL); private static StructMember[] members = null; private static StructMember[] systemExceptionMembers(ORB orb) { if (members == null) { members = new StructMember[3]; members[0] = new StructMember("id", orb.create_string_tc(0), null); members[1] = new StructMember("minor", orb.get_primitive_tc(TCKind.tk_long), null); members[2] = new StructMember("completed", orb.get_primitive_tc(TCKind.tk_long), null); } return members; } private static TypeCode getSystemExceptionTypeCode(ORB orb, String repID, String name) { synchronized (TypeCode.class) { return orb.create_exception_tc(repID, name, systemExceptionMembers(orb)); } } private static boolean isSystemExceptionTypeCode(TypeCode type, ORB orb) { StructMember[] systemExceptionMembers = systemExceptionMembers(orb); try { return (type.kind().value() == TCKind._tk_except && type.member_count() == 3 && type.member_type(0).equal(systemExceptionMembers[0].type) && type.member_type(1).equal(systemExceptionMembers[1].type) && type.member_type(2).equal(systemExceptionMembers[2].type)); } catch (BadKind ex) { return false; } catch (org.omg.CORBA.TypeCodePackage.Bounds ex) { return false; } } /** * Static method for writing a CORBA standard exception to an Any. * * @param any The Any to write the SystemException into. */ public static void insertSystemException(SystemException ex, Any any) { OutputStream out = any.create_output_stream(); ORB orb = (ORB) (out.orb()); String name = ex.getClass().getName(); String repID = ORBUtility.repositoryIdOf(name); out.write_string(repID); out.write_long(ex.minor); out.write_long(ex.completed.value()); any.read_value(out.create_input_stream(), getSystemExceptionTypeCode(orb, repID, name)); } public static SystemException extractSystemException(Any any) { InputStream in = any.create_input_stream(); ORB orb = (ORB) (in.orb()); if (!isSystemExceptionTypeCode(any.type(), orb)) { throw wrapper.unknownDsiSysex(CompletionStatus.COMPLETED_MAYBE); } return ORBUtility.readSystemException(in); } /** Return default ValueHandler */ public static ValueHandler createValueHandler() { return Util.createValueHandler(); } /** * Returns true if it was accurately determined that the remote ORB is a foreign (non-JavaSoft) * ORB. Note: If passed the ORBSingleton, this will return false. */ public static boolean isForeignORB(ORB orb) { if (orb == null) return false; try { return orb.getORBVersion().equals(ORBVersionFactory.getFOREIGN()); } catch (SecurityException se) { return false; } } /** * Unmarshal a byte array to an integer. Assume the bytes are in BIGENDIAN order. i.e. * array[offset] is the most-significant-byte and array[offset+3] is the least-significant-byte. * * @param array The array of bytes. * @param offset The offset from which to start unmarshalling. */ public static int bytesToInt(byte[] array, int offset) { int b1, b2, b3, b4; b1 = (array[offset++] << 24) & 0xFF000000; b2 = (array[offset++] << 16) & 0x00FF0000; b3 = (array[offset++] << 8) & 0x0000FF00; b4 = (array[offset++] << 0) & 0x000000FF; return (b1 | b2 | b3 | b4); } /** * Marshal an integer to a byte array. The bytes are in BIGENDIAN order. i.e. array[offset] is the * most-significant-byte and array[offset+3] is the least-significant-byte. * * @param array The array of bytes. * @param offset The offset from which to start marshalling. */ public static void intToBytes(int value, byte[] array, int offset) { array[offset++] = (byte) ((value >>> 24) & 0xFF); array[offset++] = (byte) ((value >>> 16) & 0xFF); array[offset++] = (byte) ((value >>> 8) & 0xFF); array[offset++] = (byte) ((value >>> 0) & 0xFF); } /** Converts an Ascii Character into Hexadecimal digit */ public static int hexOf(char x) { int val; val = x - '0'; if (val >= 0 && val <= 9) return val; val = (x - 'a') + 10; if (val >= 10 && val <= 15) return val; val = (x - 'A') + 10; if (val >= 10 && val <= 15) return val; throw wrapper.badHexDigit(); } // method moved from util.Utility /** * Static method for writing a CORBA standard exception to a stream. * * @param strm The OutputStream to use for marshaling. */ public static void writeSystemException(SystemException ex, OutputStream strm) { String s; s = repositoryIdOf(ex.getClass().getName()); strm.write_string(s); strm.write_long(ex.minor); strm.write_long(ex.completed.value()); } /** * Static method for reading a CORBA standard exception from a stream. * * @param strm The InputStream to use for unmarshaling. */ public static SystemException readSystemException(InputStream strm) { try { String name = classNameOf(strm.read_string()); SystemException ex = (SystemException) ORBClassLoader.loadClass(name).newInstance(); ex.minor = strm.read_long(); ex.completed = CompletionStatus.from_int(strm.read_long()); return ex; } catch (Exception ex) { throw wrapper.unknownSysex(CompletionStatus.COMPLETED_MAYBE, ex); } } /** * Get the class name corresponding to a particular repository Id. This is used by the system to * unmarshal (instantiate) the appropriate exception class for an marshaled as the value of its * repository Id. * * @param repositoryId The repository Id for which we want a class name. */ public static String classNameOf(String repositoryId) { String className = null; className = (String) exceptionClassNames.get(repositoryId); if (className == null) className = "org.omg.CORBA.UNKNOWN"; return className; } /** * Return true if this repositoryId is a SystemException. * * @param repositoryId The repository Id to check. */ public static boolean isSystemException(String repositoryId) { String className = null; className = (String) exceptionClassNames.get(repositoryId); if (className == null) return false; else return true; } /** @return the Java serialization encoding version. */ public static byte getEncodingVersion(ORB orb, IOR ior) { // Is Java serialization enabled? // Check the JavaSerializationComponent (tagged component) // in the IIOPProfile. If present, the peer ORB's GIOP is capable // of using Java serialization instead of CDR serialization. // In such a case, use Java serialization, iff the java serialization // versions match. if (orb.getORBData().isJavaSerializationEnabled()) { IIOPProfile prof = ior.getProfile(); IIOPProfileTemplate profTemp = (IIOPProfileTemplate) prof.getTaggedProfileTemplate(); java.util.Iterator iter = profTemp.iteratorById(ORBConstants.TAG_JAVA_SERIALIZATION_ID); if (iter.hasNext()) { JavaSerializationComponent jc = (JavaSerializationComponent) iter.next(); byte jcVersion = jc.javaSerializationVersion(); if (jcVersion >= Message.JAVA_ENC_VERSION) { return Message.JAVA_ENC_VERSION; } else if (jcVersion > Message.CDR_ENC_VERSION) { return jc.javaSerializationVersion(); } else { // throw error? // Since encodingVersion is <= 0 (CDR_ENC_VERSION). } } } return Message.CDR_ENC_VERSION; // default } /** * Get the repository id corresponding to a particular class. This is used by the system to write * the appropriate repository id for a system exception. * * @param name The class name of the system exception. */ public static String repositoryIdOf(String name) { String id; id = (String) exceptionRepositoryIds.get(name); if (id == null) id = "IDL:omg.org/CORBA/UNKNOWN:1.0"; return id; } private static final Hashtable exceptionClassNames = new Hashtable(); private static final Hashtable exceptionRepositoryIds = new Hashtable(); static { // // construct repositoryId -> className hashtable // exceptionClassNames.put("IDL:omg.org/CORBA/BAD_CONTEXT:1.0", "org.omg.CORBA.BAD_CONTEXT"); exceptionClassNames.put("IDL:omg.org/CORBA/BAD_INV_ORDER:1.0", "org.omg.CORBA.BAD_INV_ORDER"); exceptionClassNames.put("IDL:omg.org/CORBA/BAD_OPERATION:1.0", "org.omg.CORBA.BAD_OPERATION"); exceptionClassNames.put("IDL:omg.org/CORBA/BAD_PARAM:1.0", "org.omg.CORBA.BAD_PARAM"); exceptionClassNames.put("IDL:omg.org/CORBA/BAD_TYPECODE:1.0", "org.omg.CORBA.BAD_TYPECODE"); exceptionClassNames.put("IDL:omg.org/CORBA/COMM_FAILURE:1.0", "org.omg.CORBA.COMM_FAILURE"); exceptionClassNames.put( "IDL:omg.org/CORBA/DATA_CONVERSION:1.0", "org.omg.CORBA.DATA_CONVERSION"); exceptionClassNames.put("IDL:omg.org/CORBA/IMP_LIMIT:1.0", "org.omg.CORBA.IMP_LIMIT"); exceptionClassNames.put("IDL:omg.org/CORBA/INTF_REPOS:1.0", "org.omg.CORBA.INTF_REPOS"); exceptionClassNames.put("IDL:omg.org/CORBA/INTERNAL:1.0", "org.omg.CORBA.INTERNAL"); exceptionClassNames.put("IDL:omg.org/CORBA/INV_FLAG:1.0", "org.omg.CORBA.INV_FLAG"); exceptionClassNames.put("IDL:omg.org/CORBA/INV_IDENT:1.0", "org.omg.CORBA.INV_IDENT"); exceptionClassNames.put("IDL:omg.org/CORBA/INV_OBJREF:1.0", "org.omg.CORBA.INV_OBJREF"); exceptionClassNames.put("IDL:omg.org/CORBA/MARSHAL:1.0", "org.omg.CORBA.MARSHAL"); exceptionClassNames.put("IDL:omg.org/CORBA/NO_MEMORY:1.0", "org.omg.CORBA.NO_MEMORY"); exceptionClassNames.put("IDL:omg.org/CORBA/FREE_MEM:1.0", "org.omg.CORBA.FREE_MEM"); exceptionClassNames.put("IDL:omg.org/CORBA/NO_IMPLEMENT:1.0", "org.omg.CORBA.NO_IMPLEMENT"); exceptionClassNames.put("IDL:omg.org/CORBA/NO_PERMISSION:1.0", "org.omg.CORBA.NO_PERMISSION"); exceptionClassNames.put("IDL:omg.org/CORBA/NO_RESOURCES:1.0", "org.omg.CORBA.NO_RESOURCES"); exceptionClassNames.put("IDL:omg.org/CORBA/NO_RESPONSE:1.0", "org.omg.CORBA.NO_RESPONSE"); exceptionClassNames.put("IDL:omg.org/CORBA/OBJ_ADAPTER:1.0", "org.omg.CORBA.OBJ_ADAPTER"); exceptionClassNames.put("IDL:omg.org/CORBA/INITIALIZE:1.0", "org.omg.CORBA.INITIALIZE"); exceptionClassNames.put("IDL:omg.org/CORBA/PERSIST_STORE:1.0", "org.omg.CORBA.PERSIST_STORE"); exceptionClassNames.put("IDL:omg.org/CORBA/TRANSIENT:1.0", "org.omg.CORBA.TRANSIENT"); exceptionClassNames.put("IDL:omg.org/CORBA/UNKNOWN:1.0", "org.omg.CORBA.UNKNOWN"); exceptionClassNames.put( "IDL:omg.org/CORBA/OBJECT_NOT_EXIST:1.0", "org.omg.CORBA.OBJECT_NOT_EXIST"); // SystemExceptions from OMG Transactions Service Spec exceptionClassNames.put( "IDL:omg.org/CORBA/INVALID_TRANSACTION:1.0", "org.omg.CORBA.INVALID_TRANSACTION"); exceptionClassNames.put( "IDL:omg.org/CORBA/TRANSACTION_REQUIRED:1.0", "org.omg.CORBA.TRANSACTION_REQUIRED"); exceptionClassNames.put( "IDL:omg.org/CORBA/TRANSACTION_ROLLEDBACK:1.0", "org.omg.CORBA.TRANSACTION_ROLLEDBACK"); // from portability RTF 98-07-01.txt exceptionClassNames.put("IDL:omg.org/CORBA/INV_POLICY:1.0", "org.omg.CORBA.INV_POLICY"); // from orbrev/00-09-01 (CORBA 2.4 Draft Specification) exceptionClassNames.put( "IDL:omg.org/CORBA/TRANSACTION_UNAVAILABLE:1.0", "org.omg.CORBA.TRANSACTION_UNAVAILABLE"); exceptionClassNames.put( "IDL:omg.org/CORBA/TRANSACTION_MODE:1.0", "org.omg.CORBA.TRANSACTION_MODE"); // Exception types introduced between CORBA 2.4 and 3.0 exceptionClassNames.put( "IDL:omg.org/CORBA/CODESET_INCOMPATIBLE:1.0", "org.omg.CORBA.CODESET_INCOMPATIBLE"); exceptionClassNames.put("IDL:omg.org/CORBA/REBIND:1.0", "org.omg.CORBA.REBIND"); exceptionClassNames.put("IDL:omg.org/CORBA/TIMEOUT:1.0", "org.omg.CORBA.TIMEOUT"); exceptionClassNames.put("IDL:omg.org/CORBA/BAD_QOS:1.0", "org.omg.CORBA.BAD_QOS"); // Exception types introduced in CORBA 3.0 exceptionClassNames.put( "IDL:omg.org/CORBA/INVALID_ACTIVITY:1.0", "org.omg.CORBA.INVALID_ACTIVITY"); exceptionClassNames.put( "IDL:omg.org/CORBA/ACTIVITY_COMPLETED:1.0", "org.omg.CORBA.ACTIVITY_COMPLETED"); exceptionClassNames.put( "IDL:omg.org/CORBA/ACTIVITY_REQUIRED:1.0", "org.omg.CORBA.ACTIVITY_REQUIRED"); // // construct className -> repositoryId hashtable // Enumeration keys = exceptionClassNames.keys(); java.lang.Object s; String rId; String cName; try { while (keys.hasMoreElements()) { s = keys.nextElement(); rId = (String) s; cName = (String) exceptionClassNames.get(rId); exceptionRepositoryIds.put(cName, rId); } } catch (NoSuchElementException e) { } } /** * Parse a version string such as "1.1.6" or "jdk1.2fcs" into a version array of integers {1, 1, * 6} or {1, 2}. A string of "n." or "n..m" is equivalent to "n.0" or "n.0.m" respectively. */ public static int[] parseVersion(String version) { if (version == null) return new int[0]; char[] s = version.toCharArray(); // find the maximum span of the string "n.n.n..." where n is an integer int start = 0; for (; start < s.length && (s[start] < '0' || s[start] > '9'); ++start) if (start == s.length) // no digit found return new int[0]; int end = start + 1; int size = 1; for (; end < s.length; ++end) if (s[end] == '.') ++size; else if (s[end] < '0' || s[end] > '9') break; int[] val = new int[size]; for (int i = 0; i < size; ++i) { int dot = version.indexOf('.', start); if (dot == -1 || dot > end) dot = end; if (start >= dot) // cases like "n." or "n..m" val[i] = 0; // convert equivalent to "n.0" or "n.0.m" else val[i] = Integer.parseInt(version.substring(start, dot)); start = dot + 1; } return val; } /** * Compare two version arrays. Return 1, 0 or -1 if v1 is greater than, equal to, or less than v2. */ public static int compareVersion(int[] v1, int[] v2) { if (v1 == null) v1 = new int[0]; if (v2 == null) v2 = new int[0]; for (int i = 0; i < v1.length; ++i) { if (i >= v2.length || v1[i] > v2[i]) // v1 is longer or greater than v2 return 1; if (v1[i] < v2[i]) return -1; } return v1.length == v2.length ? 0 : -1; } /** * Compare two version strings. Return 1, 0 or -1 if v1 is greater than, equal to, or less than * v2. */ public static synchronized int compareVersion(String v1, String v2) { return compareVersion(parseVersion(v1), parseVersion(v2)); } private static String compressClassName(String name) { // Note that this must end in . in order to be renamed correctly. String prefix = "com.sun.corba.se."; if (name.startsWith(prefix)) { return "(ORB)." + name.substring(prefix.length()); } else return name; } // Return a compressed representation of the thread name. This is particularly // useful on the server side, where there are many SelectReaderThreads, and // we need a short unambiguous name for such threads. public static String getThreadName(Thread thr) { if (thr == null) return "null"; // This depends on the formatting in SelectReaderThread and CorbaConnectionImpl. // Pattern for SelectReaderThreads: // SelectReaderThread CorbaConnectionImpl[ <host> <post> <state>] // Any other pattern in the Thread's name is just returned. String name = thr.getName(); StringTokenizer st = new StringTokenizer(name); int numTokens = st.countTokens(); if (numTokens != 5) return name; String[] tokens = new String[numTokens]; for (int ctr = 0; ctr < numTokens; ctr++) tokens[ctr] = st.nextToken(); if (!tokens[0].equals("SelectReaderThread")) return name; return "SelectReaderThread[" + tokens[2] + ":" + tokens[3] + "]"; } private static String formatStackTraceElement(StackTraceElement ste) { return compressClassName(ste.getClassName()) + "." + ste.getMethodName() + (ste.isNativeMethod() ? "(Native Method)" : (ste.getFileName() != null && ste.getLineNumber() >= 0 ? "(" + ste.getFileName() + ":" + ste.getLineNumber() + ")" : (ste.getFileName() != null ? "(" + ste.getFileName() + ")" : "(Unknown Source)"))); } private static void printStackTrace(StackTraceElement[] trace) { System.out.println(" Stack Trace:"); // print the stack trace, ommitting the zeroth element, which is // always this method. for (int ctr = 1; ctr < trace.length; ctr++) { System.out.print(" >"); System.out.println(formatStackTraceElement(trace[ctr])); } } // // Implements all dprint calls in this package. // public static synchronized void dprint(java.lang.Object obj, String msg) { System.out.println( compressClassName(obj.getClass().getName()) + "(" + getThreadName(Thread.currentThread()) + "): " + msg); } public static synchronized void dprint(String className, String msg) { System.out.println( compressClassName(className) + "(" + getThreadName(Thread.currentThread()) + "): " + msg); } public synchronized void dprint(String msg) { ORBUtility.dprint(this, msg); } public static synchronized void dprintTrace(Object obj, String msg) { ORBUtility.dprint(obj, msg); Throwable thr = new Throwable(); printStackTrace(thr.getStackTrace()); } public static synchronized void dprint(java.lang.Object caller, String msg, Throwable t) { System.out.println( compressClassName(caller.getClass().getName()) + '(' + Thread.currentThread() + "): " + msg); if (t != null) printStackTrace(t.getStackTrace()); } public static String[] concatenateStringArrays(String[] arr1, String[] arr2) { String[] result = new String[arr1.length + arr2.length]; for (int ctr = 0; ctr < arr1.length; ctr++) result[ctr] = arr1[ctr]; for (int ctr = 0; ctr < arr2.length; ctr++) result[ctr + arr1.length] = arr2[ctr]; return result; } /** * Throws the CORBA equivalent of a java.io.NotSerializableException * * <p>Duplicated from util/Utility for Pure ORB reasons. There are two reasons for this: * * <p>1) We can't introduce dependencies on the util version from outside of the io/util packages * since it will not exist in the pure ORB build running on JDK 1.3.x. * * <p>2) We need to pick up the correct minor code from OMGSystemException. */ public static void throwNotSerializableForCorba(String className) { throw omgWrapper.notSerializable(CompletionStatus.COMPLETED_MAYBE, className); } /** Returns the maximum stream format version supported by our ValueHandler. */ public static byte getMaxStreamFormatVersion() { ValueHandler vh = Util.createValueHandler(); if (!(vh instanceof javax.rmi.CORBA.ValueHandlerMultiFormat)) return ORBConstants.STREAM_FORMAT_VERSION_1; else return ((ValueHandlerMultiFormat) vh).getMaximumStreamFormatVersion(); } public static CorbaClientDelegate makeClientDelegate(IOR ior) { ORB orb = ior.getORB(); CorbaContactInfoList ccil = orb.getCorbaContactInfoListFactory().create(ior); CorbaClientDelegate del = orb.getClientDelegateFactory().create(ccil); return del; } /** This method is used to create untyped object references. */ public static org.omg.CORBA.Object makeObjectReference(IOR ior) { CorbaClientDelegate del = makeClientDelegate(ior); org.omg.CORBA.Object objectImpl = new CORBAObjectImpl(); StubAdapter.setDelegate(objectImpl, del); return objectImpl; } /** * This method obtains an IOR from a CORBA object reference. It will return null if obj is a local * object, a null object, or an object implemented by a different ORB. It will throw BAD_OPERATION * if obj is an unconnected RMI-IIOP object. * * @return IOR the IOR that represents this objref. This will never be null. * @exception BAD_OPERATION (from oi._get_delegate) if obj is a normal objref, but does not have a * delegate set. * @exception BAD_PARAM if obj is a local object, or else was created by a foreign ORB. */ public static IOR getIOR(org.omg.CORBA.Object obj) { if (obj == null) throw wrapper.nullObjectReference(); IOR ior = null; if (StubAdapter.isStub(obj)) { org.omg.CORBA.portable.Delegate del = StubAdapter.getDelegate(obj); if (del instanceof CorbaClientDelegate) { CorbaClientDelegate cdel = (CorbaClientDelegate) del; ContactInfoList cil = cdel.getContactInfoList(); if (cil instanceof CorbaContactInfoList) { CorbaContactInfoList ccil = (CorbaContactInfoList) cil; ior = ccil.getTargetIOR(); if (ior == null) throw wrapper.nullIor(); return ior; } else { // This is our code, but the ContactInfoList is not a // CorbaContactInfoList. This should not happen, because // we are in the CORBA application of the DCSA framework. // This is a coding error, and thus an INTERNAL exception // should be thrown. // XXX needs minor code throw new INTERNAL(); } } // obj is implemented by a foreign ORB, because the Delegate is not a // ClientDelegate. // XXX this case could be handled by marshalling and // unmarshalling. However, object_to_string cannot be used // here, as it is implemented with getIOR. Note that this // will require access to an ORB, so that we can create streams // as needed. The ORB is available simply as io._orb(). throw wrapper.objrefFromForeignOrb(); } else throw wrapper.localObjectNotAllowed(); } /** * Obtains an IOR for the object reference obj, first connecting it to the ORB if necessary. * * @return IOR the IOR that represents this objref. This will never be null. * @exception BAD_OPERATION if the object could not be connected, if a connection attempt was * needed. * @exception BAD_PARAM if obj is a local object, or else was created by a foreign ORB. */ public static IOR connectAndGetIOR(ORB orb, org.omg.CORBA.Object obj) { IOR result; try { result = getIOR(obj); } catch (BAD_OPERATION bop) { if (StubAdapter.isStub(obj)) { try { StubAdapter.connect(obj, orb); } catch (java.rmi.RemoteException exc) { throw wrapper.connectingServant(exc); } } else { orb.connect(obj); } result = getIOR(obj); } return result; } public static String operationNameAndRequestId(CorbaMessageMediator m) { return "op/" + m.getOperationName() + " id/" + m.getRequestId(); } public static boolean isPrintable(char c) { if (Character.isJavaIdentifierStart(c)) { // Letters and $ _ return true; } if (Character.isDigit(c)) { return true; } switch (Character.getType(c)) { case Character.MODIFIER_SYMBOL: return true; // ` ^ case Character.DASH_PUNCTUATION: return true; // - case Character.MATH_SYMBOL: return true; // = ~ + | < > case Character.OTHER_PUNCTUATION: return true; // !@#%&*;':",./? case Character.START_PUNCTUATION: return true; // ( [ { case Character.END_PUNCTUATION: return true; // ) ] } } return false; } public static String getClassSecurityInfo(final Class cl) { // Returns a String which looks similar to: // PermissionCollection java.security.Permissions@1053693 ... // (java.io.FilePermission <<ALL FILES>> ....) // (java.io.FilePermission /export0/sunwappserv/lib/- ...) // ... other permissions ... // Domain ProtectionDomain (file:/export0/sunwappserv/lib-) // java.security.Permissions@141fedb ( // (java.io.FilePermission <<ALL FILES>> ...) // (java.io.FilePermission /var/tmp//- ...) String result = (String) AccessController.doPrivileged( new PrivilegedAction() { public java.lang.Object run() { StringBuffer sb = new StringBuffer(500); ProtectionDomain pd = cl.getProtectionDomain(); Policy policy = Policy.getPolicy(); PermissionCollection pc = policy.getPermissions(pd); sb.append("\nPermissionCollection "); sb.append(pc.toString()); // Don't need to add 'Protection Domain' string, it's // in ProtectionDomain.toString() already. sb.append(pd.toString()); return sb.toString(); } }); return result; } }
public abstract class InputStreamHook extends ObjectInputStream { // These should be visible in all the nested classes static final OMGSystemException omgWrapper = OMGSystemException.get(CORBALogDomains.RPC_ENCODING); static final UtilSystemException utilWrapper = UtilSystemException.get(CORBALogDomains.RPC_ENCODING); private class HookGetFields extends ObjectInputStream.GetField { private Map fields = null; HookGetFields(Map fields) { this.fields = fields; } /** * Get the ObjectStreamClass that describes the fields in the stream. * * <p>REVISIT! This doesn't work since we have our own ObjectStreamClass. */ public java.io.ObjectStreamClass getObjectStreamClass() { return null; } /** Return true if the named field is defaulted and has no value in this stream. */ public boolean defaulted(String name) throws IOException, IllegalArgumentException { return (!fields.containsKey(name)); } /** Get the value of the named boolean field from the persistent field. */ public boolean get(String name, boolean defvalue) throws IOException, IllegalArgumentException { if (defaulted(name)) return defvalue; else return ((Boolean) fields.get(name)).booleanValue(); } /** Get the value of the named char field from the persistent fields. */ public char get(String name, char defvalue) throws IOException, IllegalArgumentException { if (defaulted(name)) return defvalue; else return ((Character) fields.get(name)).charValue(); } /** Get the value of the named byte field from the persistent fields. */ public byte get(String name, byte defvalue) throws IOException, IllegalArgumentException { if (defaulted(name)) return defvalue; else return ((Byte) fields.get(name)).byteValue(); } /** Get the value of the named short field from the persistent fields. */ public short get(String name, short defvalue) throws IOException, IllegalArgumentException { if (defaulted(name)) return defvalue; else return ((Short) fields.get(name)).shortValue(); } /** Get the value of the named int field from the persistent fields. */ public int get(String name, int defvalue) throws IOException, IllegalArgumentException { if (defaulted(name)) return defvalue; else return ((Integer) fields.get(name)).intValue(); } /** Get the value of the named long field from the persistent fields. */ public long get(String name, long defvalue) throws IOException, IllegalArgumentException { if (defaulted(name)) return defvalue; else return ((Long) fields.get(name)).longValue(); } /** Get the value of the named float field from the persistent fields. */ public float get(String name, float defvalue) throws IOException, IllegalArgumentException { if (defaulted(name)) return defvalue; else return ((Float) fields.get(name)).floatValue(); } /** Get the value of the named double field from the persistent field. */ public double get(String name, double defvalue) throws IOException, IllegalArgumentException { if (defaulted(name)) return defvalue; else return ((Double) fields.get(name)).doubleValue(); } /** Get the value of the named Object field from the persistent field. */ public Object get(String name, Object defvalue) throws IOException, IllegalArgumentException { if (defaulted(name)) return defvalue; else return fields.get(name); } public String toString() { return fields.toString(); } } public InputStreamHook() throws IOException { super(); } public void defaultReadObject() throws IOException, ClassNotFoundException, NotActiveException { readObjectState.beginDefaultReadObject(this); defaultReadObjectDelegate(); readObjectState.endDefaultReadObject(this); } public abstract void defaultReadObjectDelegate(); abstract void readFields(java.util.Map fieldToValueMap) throws java.io.InvalidClassException, java.io.StreamCorruptedException, ClassNotFoundException, java.io.IOException; // See java.io.ObjectInputStream.GetField // Remember that this is equivalent to defaultReadObject // in RMI-IIOP public ObjectInputStream.GetField readFields() throws IOException, ClassNotFoundException, NotActiveException { HashMap fieldValueMap = new HashMap(); // We were treating readFields same as defaultReadObject. It is // incorrect if the state is readOptionalData. If this line // is uncommented, it will throw a stream corrupted exception. // _REVISIT_: The ideal fix would be to add a new state. In // writeObject user may do one of the following // 1. Call defaultWriteObject() // 2. Put out optional fields // 3. Call writeFields // We have the state defined for (1) and (2) but not for (3), so // we should ideally introduce a new state for 3 and have the // beginDefaultReadObject do nothing. // readObjectState.beginDefaultReadObject(this); readFields(fieldValueMap); readObjectState.endDefaultReadObject(this); return new HookGetFields(fieldValueMap); } // The following is a State pattern implementation of what // should be done when the sender's Serializable has a // writeObject method. This was especially necessary for // RMI-IIOP stream format version 2. Please see the // state diagrams in the docs directory of the workspace. // // On the reader's side, the main factors are whether or not // we have a readObject method and whether or not the // sender wrote default data protected void setState(ReadObjectState newState) { readObjectState = newState; } protected abstract byte getStreamFormatVersion(); protected abstract org.omg.CORBA_2_3.portable.InputStream getOrbStream(); // Description of possible actions protected static class ReadObjectState { public void beginUnmarshalCustomValue( InputStreamHook stream, boolean calledDefaultWriteObject, boolean hasReadObject) throws IOException {} public void endUnmarshalCustomValue(InputStreamHook stream) throws IOException {} public void beginDefaultReadObject(InputStreamHook stream) throws IOException {} public void endDefaultReadObject(InputStreamHook stream) throws IOException {} public void readData(InputStreamHook stream) throws IOException {} } protected ReadObjectState readObjectState = DEFAULT_STATE; protected static final ReadObjectState DEFAULT_STATE = new DefaultState(); protected static final ReadObjectState IN_READ_OBJECT_OPT_DATA = new InReadObjectOptionalDataState(); protected static final ReadObjectState IN_READ_OBJECT_NO_MORE_OPT_DATA = new InReadObjectNoMoreOptionalDataState(); protected static final ReadObjectState IN_READ_OBJECT_DEFAULTS_SENT = new InReadObjectDefaultsSentState(); protected static final ReadObjectState NO_READ_OBJECT_DEFAULTS_SENT = new NoReadObjectDefaultsSentState(); protected static final ReadObjectState IN_READ_OBJECT_REMOTE_NOT_CUSTOM_MARSHALED = new InReadObjectRemoteDidNotUseWriteObjectState(); protected static final ReadObjectState IN_READ_OBJECT_PAST_DEFAULTS_REMOTE_NOT_CUSTOM = new InReadObjectPastDefaultsRemoteDidNotUseWOState(); protected static class DefaultState extends ReadObjectState { public void beginUnmarshalCustomValue( InputStreamHook stream, boolean calledDefaultWriteObject, boolean hasReadObject) throws IOException { if (hasReadObject) { if (calledDefaultWriteObject) stream.setState(IN_READ_OBJECT_DEFAULTS_SENT); else { try { if (stream.getStreamFormatVersion() == 2) ((ValueInputStream) stream.getOrbStream()).start_value(); } catch (Exception e) { // This will happen for Big Integer which uses // writeFields in it's writeObject. We should be past // start_value by now. // NOTE: If we don't log any exception here we should // be fine. If there is an error, it will be caught // while reading the optional data. } stream.setState(IN_READ_OBJECT_OPT_DATA); } } else { if (calledDefaultWriteObject) stream.setState(NO_READ_OBJECT_DEFAULTS_SENT); else // XXX I18N and logging needed. throw new StreamCorruptedException("No default data sent"); } } } // REVISIT. If a readObject exits here without reading // default data, we won't skip it. This could be done automatically // as in line 1492 in IIOPInputStream. protected static class InReadObjectRemoteDidNotUseWriteObjectState extends ReadObjectState { public void beginUnmarshalCustomValue( InputStreamHook stream, boolean calledDefaultWriteObject, boolean hasReadObject) { throw utilWrapper.badBeginUnmarshalCustomValue(); } public void endDefaultReadObject(InputStreamHook stream) { stream.setState(IN_READ_OBJECT_PAST_DEFAULTS_REMOTE_NOT_CUSTOM); } public void readData(InputStreamHook stream) { stream.throwOptionalDataIncompatibleException(); } } protected static class InReadObjectPastDefaultsRemoteDidNotUseWOState extends ReadObjectState { public void beginUnmarshalCustomValue( InputStreamHook stream, boolean calledDefaultWriteObject, boolean hasReadObject) { throw utilWrapper.badBeginUnmarshalCustomValue(); } public void beginDefaultReadObject(InputStreamHook stream) throws IOException { // XXX I18N and logging needed. throw new StreamCorruptedException("Default data already read"); } public void readData(InputStreamHook stream) { stream.throwOptionalDataIncompatibleException(); } } protected void throwOptionalDataIncompatibleException() { throw omgWrapper.rmiiiopOptionalDataIncompatible2(); } protected static class InReadObjectDefaultsSentState extends ReadObjectState { public void beginUnmarshalCustomValue( InputStreamHook stream, boolean calledDefaultWriteObject, boolean hasReadObject) { // This should never happen. throw utilWrapper.badBeginUnmarshalCustomValue(); } public void endUnmarshalCustomValue(InputStreamHook stream) { // In stream format version 2, we can skip over // the optional data this way. In stream format version 1, // we will probably wind up with an error if we're // unmarshaling a superclass. if (stream.getStreamFormatVersion() == 2) { ((ValueInputStream) stream.getOrbStream()).start_value(); ((ValueInputStream) stream.getOrbStream()).end_value(); } stream.setState(DEFAULT_STATE); } public void endDefaultReadObject(InputStreamHook stream) throws IOException { // Read the fake valuetype header in stream format version 2 if (stream.getStreamFormatVersion() == 2) ((ValueInputStream) stream.getOrbStream()).start_value(); stream.setState(IN_READ_OBJECT_OPT_DATA); } public void readData(InputStreamHook stream) throws IOException { org.omg.CORBA.ORB orb = stream.getOrbStream().orb(); if ((orb == null) || !(orb instanceof com.sun.corba.se.spi.orb.ORB)) { throw new StreamCorruptedException("Default data must be read first"); } ORBVersion clientOrbVersion = ((com.sun.corba.se.spi.orb.ORB) orb).getORBVersion(); // Fix Date interop bug. For older versions of the ORB don't do // anything for readData(). Before this used to throw // StreamCorruptedException for older versions of the ORB where // calledDefaultWriteObject always returns true. if ((ORBVersionFactory.getPEORB().compareTo(clientOrbVersion) <= 0) || (clientOrbVersion.equals(ORBVersionFactory.getFOREIGN()))) { // XXX I18N and logging needed. throw new StreamCorruptedException("Default data must be read first"); } } } protected static class InReadObjectOptionalDataState extends ReadObjectState { public void beginUnmarshalCustomValue( InputStreamHook stream, boolean calledDefaultWriteObject, boolean hasReadObject) { // This should never happen. throw utilWrapper.badBeginUnmarshalCustomValue(); } public void endUnmarshalCustomValue(InputStreamHook stream) throws IOException { if (stream.getStreamFormatVersion() == 2) { ((ValueInputStream) stream.getOrbStream()).end_value(); } stream.setState(DEFAULT_STATE); } public void beginDefaultReadObject(InputStreamHook stream) throws IOException { // XXX I18N and logging needed. throw new StreamCorruptedException("Default data not sent or already read/passed"); } } protected static class InReadObjectNoMoreOptionalDataState extends InReadObjectOptionalDataState { public void readData(InputStreamHook stream) throws IOException { stream.throwOptionalDataIncompatibleException(); } } protected static class NoReadObjectDefaultsSentState extends ReadObjectState { public void endUnmarshalCustomValue(InputStreamHook stream) throws IOException { // Code should read default fields before calling this if (stream.getStreamFormatVersion() == 2) { ((ValueInputStream) stream.getOrbStream()).start_value(); ((ValueInputStream) stream.getOrbStream()).end_value(); } stream.setState(DEFAULT_STATE); } } }
/* */ public class FVDCodeBaseImpl extends _CodeBaseImplBase /* */ { /* 58 */ private static Hashtable fvds = new Hashtable(); /* *//* 62 */ private transient ORB orb = null; /* */ /* 64 */ private transient OMGSystemException wrapper = OMGSystemException.get("rpc.encoding"); /* *//* 71 */ private transient ValueHandlerImpl vhandler = null; /* */ /* */ void setValueHandler(ValueHandler paramValueHandler) /* */ { /* 75 */ this.vhandler = ((ValueHandlerImpl) paramValueHandler); /* */ } /* */ /* */ public Repository get_ir() /* */ { /* 80 */ return null; /* */ } /* */ /* */ public String implementation(String paramString) /* */ { /* */ try /* */ { /* 88 */ if (this.vhandler == null) { /* 89 */ this.vhandler = ValueHandlerImpl.getInstance(false); /* */ } /* */ /* 94 */ String str = Util.getCodebase(this.vhandler.getClassFromType(paramString)); /* 95 */ if (str == null) { /* 96 */ return ""; /* */ } /* 98 */ return str; /* */ } catch (ClassNotFoundException localClassNotFoundException) { /* 100 */ throw this.wrapper.missingLocalValueImpl( CompletionStatus.COMPLETED_MAYBE, localClassNotFoundException); /* */ } /* */ } /* */ /* */ public String[] implementations(String[] paramArrayOfString) /* */ { /* 106 */ String[] arrayOfString = new String[paramArrayOfString.length]; /* */ /* 108 */ for (int i = 0; i < paramArrayOfString.length; i++) { /* 109 */ arrayOfString[i] = implementation(paramArrayOfString[i]); /* */ } /* 111 */ return arrayOfString; /* */ } /* */ /* */ public FullValueDescription meta(String paramString) /* */ { /* */ try { /* 117 */ FullValueDescription localFullValueDescription = (FullValueDescription) fvds.get(paramString); /* */ /* 119 */ if (localFullValueDescription == null) /* */ { /* 122 */ if (this.vhandler == null) { /* 123 */ this.vhandler = ValueHandlerImpl.getInstance(false); /* */ } /* */ try /* */ { /* 127 */ localFullValueDescription = ValueUtility.translate( _orb(), ObjectStreamClass.lookup(this.vhandler.getAnyClassFromType(paramString)), this.vhandler); /* */ } /* */ catch (Throwable localThrowable2) { /* 130 */ if (this.orb == null) /* 131 */ this.orb = ORB.init(); /* 132 */ localFullValueDescription = ValueUtility.translate( this.orb, ObjectStreamClass.lookup(this.vhandler.getAnyClassFromType(paramString)), this.vhandler); /* */ } /* */ /* 136 */ if (localFullValueDescription != null) /* 137 */ fvds.put(paramString, localFullValueDescription); /* */ else { /* 139 */ throw this.wrapper.missingLocalValueImpl(CompletionStatus.COMPLETED_MAYBE); /* */ } /* */ } /* */ /* 143 */ return localFullValueDescription; /* */ } catch (Throwable localThrowable1) { /* 145 */ throw this.wrapper.incompatibleValueImpl( CompletionStatus.COMPLETED_MAYBE, localThrowable1); /* */ } /* */ } /* */ /* */ public FullValueDescription[] metas(String[] paramArrayOfString) { /* 150 */ FullValueDescription[] arrayOfFullValueDescription = new FullValueDescription[paramArrayOfString.length]; /* */ /* 152 */ for (int i = 0; i < paramArrayOfString.length; i++) { /* 153 */ arrayOfFullValueDescription[i] = meta(paramArrayOfString[i]); /* */ } /* 155 */ return arrayOfFullValueDescription; /* */ } /* */ /* */ public String[] bases(String paramString) /* */ { /* */ try /* */ { /* 163 */ if (this.vhandler == null) { /* 164 */ this.vhandler = ValueHandlerImpl.getInstance(false); /* */ } /* */ /* 167 */ Stack localStack = new Stack(); /* 168 */ Class localClass = ObjectStreamClass.lookup(this.vhandler.getClassFromType(paramString)) .forClass() .getSuperclass(); /* */ /* 170 */ while (!localClass.equals(Object.class)) { /* 171 */ localStack.push(this.vhandler.createForAnyType(localClass)); /* 172 */ localClass = localClass.getSuperclass(); /* */ } /* */ /* 175 */ String[] arrayOfString = new String[localStack.size()]; /* 176 */ for (int i = arrayOfString.length - 1; i >= 0; i++) { /* 177 */ arrayOfString[i] = ((String) localStack.pop()); /* */ } /* 179 */ return arrayOfString; /* */ } catch (Throwable localThrowable) { /* 181 */ throw this.wrapper.missingLocalValueImpl( CompletionStatus.COMPLETED_MAYBE, localThrowable); /* */ } /* */ } /* */ }