1. /*

  2.  * @(#)CDRInputStreamBase.java	1.17 04/03/01

  3.  *

  4.  * Copyright 2004 Sun Microsystems, Inc. All rights reserved.

  5.  * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.

  6.  */

  7. package com.sun.corba.se.impl.encoding;

  8. 

  9. import java.io.IOException;

  10. import java.io.Serializable;

  11. import java.math.BigDecimal;

  12. import java.nio.ByteBuffer;

  13. 

  14. import org.omg.CORBA.TypeCode;

  15. import org.omg.CORBA.Principal;

  16. import org.omg.CORBA.Any;

  17. 

  18. import com.sun.corba.se.spi.ior.iiop.GIOPVersion;

  19. import com.sun.corba.se.impl.orbutil.ORBConstants;

  20. import com.sun.org.omg.SendingContext.CodeBase;

  21. 

  22. /**

  23.  * Describes CDRInputStream delegates and provides some

  24.  * implementation.  Non-default constructors are avoided in

  25.  * the delegation to separate instantiation from initialization,

  26.  * so we use init methods.

  27.  */

  28. abstract class CDRInputStreamBase extends java.io.InputStream

  29. {

  30.     protected CDRInputStream parent;

  31. 

  32.     public void setParent(CDRInputStream parent) {

  33.         this.parent = parent;

  34.     }

  35. 

  36.     public abstract void init(org.omg.CORBA.ORB orb, 

  37.                               ByteBuffer byteBuffer, 

  38.                               int size, 

  39.                               boolean littleEndian,

  40.                               BufferManagerRead bufferManager);

  41. 

  42.     // org.omg.CORBA.portable.InputStream

  43.     public abstract boolean read_boolean();

  44.     public abstract char read_char();

  45.     public abstract char read_wchar();

  46.     public abstract byte read_octet();

  47.     public abstract short read_short();

  48.     public abstract short read_ushort();

  49.     public abstract int read_long();

  50.     public abstract int read_ulong();

  51.     public abstract long read_longlong();

  52.     public abstract long read_ulonglong();

  53.     public abstract float read_float();

  54.     public abstract double read_double();

  55.     public abstract String read_string();

  56.     public abstract String read_wstring();

  57.     public abstract void read_boolean_array(boolean[] value, int offset, int length);

  58.     public abstract void read_char_array(char[] value, int offset, int length);

  59.     public abstract void read_wchar_array(char[] value, int offset, int length);

  60.     public abstract void read_octet_array(byte[] value, int offset, int length);

  61.     public abstract void read_short_array(short[] value, int offset, int length);

  62.     public abstract void read_ushort_array(short[] value, int offset, int length);

  63.     public abstract void read_long_array(int[] value, int offset, int length);

  64.     public abstract void read_ulong_array(int[] value, int offset, int length);

  65.     public abstract void read_longlong_array(long[] value, int offset, int length);

  66.     public abstract void read_ulonglong_array(long[] value, int offset, int length);

  67.     public abstract void read_float_array(float[] value, int offset, int length);

  68.     public abstract void read_double_array(double[] value, int offset, int length);

  69.     public abstract org.omg.CORBA.Object read_Object();

  70.     public abstract TypeCode read_TypeCode();

  71.     public abstract Any read_any();

  72.     public abstract Principal read_Principal();

  73.     public int read() throws java.io.IOException {

  74.         throw new org.omg.CORBA.NO_IMPLEMENT();

  75.     }

  76.     public abstract java.math.BigDecimal read_fixed();

  77.     public org.omg.CORBA.Context read_Context() {

  78.         throw new org.omg.CORBA.NO_IMPLEMENT();

  79.     }

  80.     public abstract org.omg.CORBA.Object read_Object(java.lang.Class clz);

  81.     public abstract org.omg.CORBA.ORB orb();

  82. 

  83.     // org.omg.CORBA_2_3.portable.InputStream

  84.     public abstract java.io.Serializable read_value();

  85.     public abstract java.io.Serializable read_value(java.lang.Class clz);

  86.     public abstract java.io.Serializable read_value(org.omg.CORBA.portable.BoxedValueHelper factory);

  87.     public abstract java.io.Serializable read_value(java.lang.String rep_id);

  88.     public abstract java.io.Serializable read_value(java.io.Serializable value);

  89.     public abstract java.lang.Object read_abstract_interface();

  90.     public abstract java.lang.Object read_abstract_interface(java.lang.Class clz);

  91. 

  92.     // com.sun.corba.se.impl.encoding.MarshalInputStream

  93.     public abstract void consumeEndian();

  94.     public abstract int getPosition();

  95. 

  96.     // org.omg.CORBA.DataInputStream

  97.     public abstract java.lang.Object read_Abstract ();

  98.     public abstract java.io.Serializable read_Value ();

  99.     public abstract void read_any_array (org.omg.CORBA.AnySeqHolder seq, int offset, int length);

  100.     public abstract void read_boolean_array (org.omg.CORBA.BooleanSeqHolder seq, int offset, int length);

  101.     public abstract void read_char_array (org.omg.CORBA.CharSeqHolder seq, int offset, int length);

  102.     public abstract void read_wchar_array (org.omg.CORBA.WCharSeqHolder seq, int offset, int length);

  103.     public abstract void read_octet_array (org.omg.CORBA.OctetSeqHolder seq, int offset, int length);

  104.     public abstract void read_short_array (org.omg.CORBA.ShortSeqHolder seq, int offset, int length);

  105.     public abstract void read_ushort_array (org.omg.CORBA.UShortSeqHolder seq, int offset, int length);

  106.     public abstract void read_long_array (org.omg.CORBA.LongSeqHolder seq, int offset, int length);

  107.     public abstract void read_ulong_array (org.omg.CORBA.ULongSeqHolder seq, int offset, int length); 

  108.     public abstract void read_ulonglong_array (org.omg.CORBA.ULongLongSeqHolder seq, int offset, int length);

  109.     public abstract void read_longlong_array (org.omg.CORBA.LongLongSeqHolder seq, int offset, int length);

  110.     public abstract void read_float_array (org.omg.CORBA.FloatSeqHolder seq, int offset, int length);

  111.     public abstract void read_double_array (org.omg.CORBA.DoubleSeqHolder seq, int offset, int length);

  112. 

  113.     // org.omg.CORBA.portable.ValueBase

  114.     public abstract String[] _truncatable_ids();

  115. 

  116.     // java.io.InputStream

  117.     // REVISIT - should we make these throw UnsupportedOperationExceptions?

  118.     // Right now, they'll go up to the java.io versions!

  119. 

  120. //     public abstract int read(byte b[]) throws IOException;

  121. //     public abstract int read(byte b[], int off, int len) throws IOException 

  122. //     public abstract long skip(long n) throws IOException;

  123. //     public abstract int available() throws IOException;

  124. //     public abstract void close() throws IOException;

  125.     public abstract void mark(int readlimit);

  126.     public abstract void reset();

  127. 

  128.     // This should return false so that outside users (people using the JDK)

  129.     // don't have any guarantees that mark/reset will work in their

  130.     // custom marshaling code.  This is necessary since they could do things

  131.     // like expect obj1a == obj1b in the following code:

  132.     //

  133.     // is.mark(10000);

  134.     // Object obj1a = is.readObject();

  135.     // is.reset();

  136.     // Object obj1b = is.readObject();

  137.     //

  138.     public boolean markSupported() { return false; }

  139. 

  140.     // Needed by AnyImpl and ServiceContexts

  141.     public abstract CDRInputStreamBase dup();

  142. 

  143.     // Needed by TCUtility

  144.     public abstract java.math.BigDecimal read_fixed(short digits, short scale);

  145. 

  146.     // Needed by TypeCodeImpl

  147.     public abstract boolean isLittleEndian();

  148. 

  149.     // Needed by request and reply messages for GIOP versions >= 1.2 only.

  150.     abstract void setHeaderPadding(boolean headerPadding);

  151.     

  152.     // Needed by IIOPInputStream and other subclasses

  153. 

  154.     public abstract ByteBuffer getByteBuffer();

  155.     public abstract void setByteBuffer(ByteBuffer byteBuffer);

  156. 

  157.     public abstract void setByteBufferWithInfo(ByteBufferWithInfo bbwi);

  158. 

  159.     public abstract int getBufferLength();

  160.     public abstract void setBufferLength(int value);

  161. 

  162.     public abstract int getIndex();

  163.     public abstract void setIndex(int value);

  164. 

  165.     public abstract void orb(org.omg.CORBA.ORB orb);

  166. 

  167.     public abstract BufferManagerRead getBufferManager();

  168.     public abstract GIOPVersion getGIOPVersion();

  169. 

  170.     abstract CodeBase getCodeBase();

  171. 

  172.     abstract void printBuffer();

  173. 

  174.     abstract void alignOnBoundary(int octetBoundary);

  175. 

  176.     abstract void performORBVersionSpecificInit();

  177. 

  178.     public abstract void resetCodeSetConverters();

  179. 

  180.     // ValueInputStream -------------------------

  181.     public abstract void start_value();

  182.     public abstract void end_value();

  183. }