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1: /* _BindingIteratorImplBase.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: 39: package org.omg.CosNaming; 40: 41: import org.omg.CORBA.BAD_OPERATION; 42: import org.omg.CORBA.BooleanHolder; 43: import org.omg.CORBA.CompletionStatus; 44: import org.omg.CORBA.DynamicImplementation; 45: import org.omg.CORBA.ServerRequest; 46: import org.omg.CORBA.portable.InputStream; 47: import org.omg.CORBA.portable.InvokeHandler; 48: import org.omg.CORBA.portable.OutputStream; 49: import org.omg.CORBA.portable.ResponseHandler; 50: import org.omg.CORBA.portable.Streamable; 51: 52: /** 53: * The binding iterator implementation base. 54: * 55: * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) 56: */ 57: public abstract class _BindingIteratorImplBase 58: extends DynamicImplementation 59: implements BindingIterator, InvokeHandler 60: { 61: /** 62: * Use serialVersionUID (v1.4) for interoperability. 63: */ 64: private static final long serialVersionUID = 3472591176635005503L; 65: 66: /** 67: * The binding interator repository id. 68: */ 69: private static String[] ids = { BindingIteratorHelper.id() }; 70: 71: /** 72: * Return the list of repository ids. 73: */ 74: public String[] _ids() 75: { 76: return ids; 77: } 78: 79: /** 80: * Call the required method. 81: */ 82: public OutputStream _invoke(String method, InputStream in, ResponseHandler rh) 83: { 84: OutputStream out = null; 85: 86: // We suppose that the next_n should be the most popular. 87: if (method.equals("next_n")) 88: { 89: // The next_n has been invoked. 90: int amount = in.read_ulong(); 91: BindingListHolder a_list = new BindingListHolder(); 92: 93: boolean result = next_n(amount, a_list); 94: 95: out = rh.createReply(); 96: out.write_boolean(result); 97: BindingListHelper.write(out, a_list.value); 98: } 99: else if (method.equals("next_one")) 100: { 101: // The next_one has been invoked. 102: BindingHolder a_binding = new BindingHolder(); 103: 104: boolean result = next_one(a_binding); 105: 106: out = rh.createReply(); 107: out.write_boolean(result); 108: BindingHelper.write(out, a_binding.value); 109: } 110: else if (method.equals("destroy")) 111: { 112: // The destroy has been invoked. 113: destroy(); 114: out = rh.createReply(); 115: } 116: else 117: throw new BAD_OPERATION(method, 0, CompletionStatus.COMPLETED_MAYBE); 118: 119: return out; 120: } 121: 122: /** 123: * The obsolete invocation using server request. Implemented for 124: * compatibility reasons, but is it more effectinve to use 125: * {@link #_invoke}. 126: * 127: * @param request a server request. 128: */ 129: public void invoke(ServerRequest request) 130: { 131: // "destroy" has a void return type, the two other methods - boolean. 132: Streamable result = 133: request.operation().equals("destroy") ? null : new BooleanHolder(); 134: gnu.CORBA.ServiceRequestAdapter.invoke(request, this, result); 135: }
GNU Classpath (0.17) |