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1: /* ObjectReferenceTemplateSeqHelper.java -- 2: Copyright (C) 2005 Free Software Foundation, Inc. 3: 4: This file is part of GNU Classpath. 5: 6: GNU Classpath is free software; you can redistribute it and/or modify 7: it under the terms of the GNU General Public License as published by 8: the Free Software Foundation; either version 2, or (at your option) 9: any later version. 10: 11: GNU Classpath is distributed in the hope that it will be useful, but 12: WITHOUT ANY WARRANTY; without even the implied warranty of 13: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14: General Public License for more details. 15: 16: You should have received a copy of the GNU General Public License 17: along with GNU Classpath; see the file COPYING. If not, write to the 18: Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 19: 02110-1301 USA. 20: 21: Linking this library statically or dynamically with other modules is 22: making a combined work based on this library. Thus, the terms and 23: conditions of the GNU General Public License cover the whole 24: combination. 25: 26: As a special exception, the copyright holders of this library give you 27: permission to link this library with independent modules to produce an 28: executable, regardless of the license terms of these independent 29: modules, and to copy and distribute the resulting executable under 30: terms of your choice, provided that you also meet, for each linked 31: independent module, the terms and conditions of the license of that 32: module. An independent module is a module which is not derived from 33: or based on this library. If you modify this library, you may extend 34: this exception to your version of the library, but you are not 35: obligated to do so. If you do not wish to do so, delete this 36: exception statement from your version. */ 37: 38: package org.omg.PortableInterceptor; 39: 40: import gnu.CORBA.Minor; 41: import gnu.CORBA.typecodes.GeneralTypeCode; 42: 43: import org.omg.CORBA.Any; 44: import org.omg.CORBA.BAD_OPERATION; 45: import org.omg.CORBA.TCKind; 46: import org.omg.CORBA.TypeCode; 47: import org.omg.CORBA.portable.InputStream; 48: import org.omg.CORBA.portable.OutputStream; 49: import org.omg.CORBA.portable.Streamable; 50: 51: /** 52: * Provides static helper methods for working with the array of object reference 53: * templates. 54: * 55: * @author Audrius Meskauskas (AudriusA@Bioinformatics.org) 56: */ 57: public abstract class ObjectReferenceTemplateSeqHelper 58: { 59: /** 60: * The type code, computed once. 61: */ 62: static TypeCode typecode; 63: 64: /** 65: * Extract the <code>ObjectReferenceTemplate[]</code> from the given 66: * {@link Any}. This implementation expects the {@link Any} to hold the 67: * instance of {@link ObjectReferenceTemplateSeqHolder} that is returned by 68: * {@link Any#extract_Streamable() }. 69: * 70: * @param a an Any to extract the array from. 71: * 72: * @return the extracted array. 73: * 74: * @throws BAD_OPERATION if the Any contains something other than the the 75: * {@link ObjectReferenceTemplateSeqHolder}. 76: */ 77: public static ObjectReferenceTemplate[] extract(Any a) 78: { 79: try 80: { 81: ObjectReferenceTemplateSeqHolder h = (ObjectReferenceTemplateSeqHolder) 82: a.extract_Streamable(); 83: return h.value; 84: } 85: catch (ClassCastException cex) 86: { 87: BAD_OPERATION bad = new BAD_OPERATION( 88: "ObjectReferenceTemplate[] expected"); 89: bad.initCause(cex); 90: bad.minor = Minor.Any; 91: throw bad; 92: } 93: } 94: 95: /** 96: * Returns the object reference template sequence repository Id. 97: * 98: * @return "IDL:omg.org/PortableInterceptor/ObjectReferenceTemplateSeq:1.0", 99: * always. 100: */ 101: public static String id() 102: { 103: return "IDL:omg.org/PortableInterceptor/ObjectReferenceTemplateSeq:1.0"; 104: } 105: 106: /** 107: * Insert into the given <code>ObjectReferenceTemplate[]</code> into the 108: * given {@link Any}. This implementation first creates a 109: * {@link ObjectReferenceTemplateSeqHolder} and then calls 110: * {@link Any#insert_Streamable(Streamable)}. 111: * 112: * @param into the target Any. 113: * @param that the array to insert. 114: */ 115: public static void insert(Any into, ObjectReferenceTemplate[] that) 116: { 117: ObjectReferenceTemplateSeqHolder holder = 118: new ObjectReferenceTemplateSeqHolder(that); 119: into.insert_Streamable(holder); 120: } 121: 122: /** 123: * Reads the <code>ObjectReferenceTemplate[]</code> from the CORBA input 124: * stream. 125: * 126: * @param input the CORBA (not java.io) stream to read from. 127: * @return the value from the stream. 128: */ 129: public static ObjectReferenceTemplate[] read(InputStream input) 130: { 131: ObjectReferenceTemplate[] value = 132: new ObjectReferenceTemplate[input.read_long()]; 133: for (int i = 0; i < value.length; i++) 134: value[i] = ObjectReferenceTemplateHelper.read(input); 135: return value; 136: } 137: 138: /** 139: * Creates and returns a new instance of the TypeCode, corresponding the CORBA 140: * <code>ObjectReferenceTemplate[]</code>. The length of the sequence is 141: * left with the initial value 0. 142: */ 143: public static TypeCode type() 144: { 145: if (typecode == null) 146: { 147: GeneralTypeCode t = new GeneralTypeCode(TCKind.tk_sequence); 148: t.setId(id()); 149: t.setLength(0); 150: t.setContentType(ObjectReferenceTemplateHelper.type()); 151: typecode = t; 152: } 153: return typecode; 154: } 155: 156: /** 157: * Writes the <code>ObjectReferenceTemplate[]</code> into the given stream. 158: * 159: * @param output the CORBA (not java.io) output stream to write. 160: * @param value the value that must be written. 161: */ 162: public static void write(OutputStream output, ObjectReferenceTemplate[] value) 163: { 164: output.write_long(value.length); 165: 166: for (int i = 0; i < value.length; i++) 167: ObjectReferenceTemplateHelper.write(output, value[i]); 168: } 169: }
GNU Classpath (0.20) |