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1: /* DynAnyOperations.java -- 2: Copyright (C) 2005, 2006 Free Software Foundation, Inc. 3: This file is part of GNU Classpath. 4: 5: GNU Classpath is free software; you can redistribute it and/or modify 6: it under the terms of the GNU General Public License as published by 7: the Free Software Foundation; either version 2, or (at your option) 8: any later version. 9: 10: GNU Classpath is distributed in the hope that it will be useful, but 11: WITHOUT ANY WARRANTY; without even the implied warranty of 12: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13: General Public License for more details. 14: 15: You should have received a copy of the GNU General Public License 16: along with GNU Classpath; see the file COPYING. If not, write to the 17: Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 18: 02110-1301 USA. 19: 20: Linking this library statically or dynamically with other modules is 21: making a combined work based on this library. Thus, the terms and 22: conditions of the GNU General Public License cover the whole 23: combination. 24: 25: As a special exception, the copyright holders of this library give you 26: permission to link this library with independent modules to produce an 27: executable, regardless of the license terms of these independent 28: modules, and to copy and distribute the resulting executable under 29: terms of your choice, provided that you also meet, for each linked 30: independent module, the terms and conditions of the license of that 31: module. An independent module is a module which is not derived from 32: or based on this library. If you modify this library, you may extend 33: this exception to your version of the library, but you are not 34: obligated to do so. If you do not wish to do so, delete this 35: exception statement from your version. */ 36: 37: 38: package org.omg.DynamicAny; 39: 40: import org.omg.CORBA.Any; 41: import org.omg.CORBA.TypeCode; 42: import org.omg.DynamicAny.DynAnyPackage.InvalidValue; 43: import org.omg.DynamicAny.DynAnyPackage.TypeMismatch; 44: 45: import java.io.Serializable; 46: 47: /** 48: * Defines the operations, applicable to {@link DynAny}. 49: * 50: * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) 51: */ 52: public interface DynAnyOperations 53: { 54: /** 55: * Initialises the value of this DynAny with the value, stored inside the 56: * passed DynAny, making a shallow copy. 57: * 58: * @param from the DynAny to copy from. 59: * @throws TypeMismatch if the source DynAny is invalid. 60: */ 61: void assign(DynAny from) 62: throws TypeMismatch; 63: 64: /** 65: * Fully clones the content of this Any, returning a deep copy. 66: */ 67: DynAny copy(); 68: 69: /** 70: * Returns the focused component of this DynAny. The DynAny has the internal 71: * pointer (reference) that can point to one of its components. The returned 72: * DynAny can be used to get or set the value of the focused component. If the 73: * DynAny holds a primitive type with no components, this implementation 74: * returns <code>null</code>. 75: * 76: * @throws TypeMismatch if called on DynAny that cannot have active 77: * components, like {@link DynEnum}. 78: */ 79: DynAny current_component() 80: throws TypeMismatch; 81: 82: /** 83: * Destroys this DynAny, freeing the used resources. In java, resources are 84: * freed by the garbage collectors, so this method typically returns without 85: * action. 86: */ 87: void destroy(); 88: 89: /** 90: * Makes a DynAny from the {@link Any}. The passed {@link Any} becomes the 91: * enclosed instance of this DynAny, allowing to change/traverse the 92: * {@link Any} fields by the {@link DynAny} methods. 93: * 94: * @throws TypeMismatch if the type of this DynAny differs from the type of 95: * the passed Any. The DynAny cannot be reused with the enclosed type 96: * different from that it was initially created. 97: * @throws InvalidValue if the value, stored in the passed parameter, is 98: * otherwise invalid. 99: */ 100: void from_any(Any an_any) 101: throws TypeMismatch, InvalidValue; 102: 103: /** 104: * This method is used when the wrapped Any contains an instance of another 105: * Any itself. The method returns this second enclosed Any. 106: * 107: * @throws TypeMismatch if the typecode of the accessed Any is not the same as 108: * the typecode of this DynAny. 109: */ 110: Any get_any() 111: throws TypeMismatch, InvalidValue; 112: 113: /** 114: * Extract the boolean value that is expected to be stored in this DynAny. 115: * 116: * @throws TypeMismatch if this DynAny holds the value of the different type. 117: */ 118: boolean get_boolean() 119: throws TypeMismatch, InvalidValue; 120: 121: /** 122: * Extract the char value that is expected to be stored in this DynAny. 123: * 124: * @throws TypeMismatch if this DynAny holds the value of the different type. 125: */ 126: char get_char() 127: throws TypeMismatch, InvalidValue; 128: 129: /** 130: * Extract the <code>double</code> value that is expected to be stored in 131: * this DynAny. 132: * 133: * @throws TypeMismatch if this DynAny holds the value of the different type. 134: */ 135: double get_double() 136: throws TypeMismatch, InvalidValue; 137: 138: /** 139: * Extract the <code>float</code> value that is expected to be stored in 140: * this DynAny. 141: * 142: * @throws TypeMismatch if this DynAny holds the value of the different type. 143: */ 144: float get_float() 145: throws TypeMismatch, InvalidValue; 146: 147: /** 148: * Extract the int (CORBA long) value that is expected to be stored in this 149: * DynAny. 150: * 151: * @throws TypeMismatch if this DynAny holds the value of the different type. 152: */ 153: int get_long() 154: throws TypeMismatch, InvalidValue; 155: 156: /** 157: * Extract the long (CORBA long long) value that is expected to be stored in 158: * this DynAny. 159: * 160: * @throws TypeMismatch if this DynAny holds the value of the different type. 161: */ 162: long get_longlong() 163: throws TypeMismatch, InvalidValue; 164: 165: /** 166: * Extract the byte (CORBA octet) value that is expected to be stored in this 167: * DynAny. 168: * 169: * @throws TypeMismatch if this DynAny holds the value of the different type. 170: */ 171: byte get_octet() 172: throws TypeMismatch, InvalidValue; 173: 174: /** 175: * Extract the CORBA object reference that is expected to be stored in this 176: * DynAny. 177: * 178: * @throws TypeMismatch if this DynAny holds the value of the different type. 179: */ 180: org.omg.CORBA.Object get_reference() 181: throws TypeMismatch, InvalidValue; 182: 183: /** 184: * Extract the <code>short</code> value that is expected to be stored in 185: * this DynAny. 186: * 187: * @throws TypeMismatch if this DynAny holds the value of the different type. 188: */ 189: short get_short() 190: throws TypeMismatch, InvalidValue; 191: 192: /** 193: * Extract the string value that is expected to be stored in this DynAny. 194: * 195: * @throws TypeMismatch if this DynAny holds the value of the different type. 196: */ 197: String get_string() 198: throws TypeMismatch, InvalidValue; 199: 200: /** 201: * Extract the {@link TypeCode} value that is expected to be stored in this 202: * DynAny. 203: * 204: * @throws TypeMismatch if this DynAny holds the value of the different type. 205: */ 206: TypeCode get_typecode() 207: throws TypeMismatch, InvalidValue; 208: 209: /** 210: * Extract the unsigned int (CORBA ulong) value that is expected to be stored 211: * in this DynAny. 212: * 213: * @throws TypeMismatch if this DynAny holds the value of the different type. 214: */ 215: int get_ulong() 216: throws TypeMismatch, InvalidValue; 217: 218: /** 219: * Extract the unsingel long (CORBA unsigned long long )value that is expected 220: * to be stored in this DynAny. 221: * 222: * @throws TypeMismatch if this DynAny holds the value of the different type. 223: */ 224: long get_ulonglong() 225: throws TypeMismatch, InvalidValue; 226: 227: /** 228: * Extract the unsigned short value that is expected to be stored in this 229: * DynAny. 230: * 231: * @throws TypeMismatch if this DynAny holds the value of the different type. 232: */ 233: short get_ushort() 234: throws TypeMismatch, InvalidValue; 235: 236: /** 237: * Extract the value that is expected to be stored in this DynAny. 238: * 239: * @throws TypeMismatch if this DynAny holds the value of the different type. 240: */ 241: Serializable get_val() 242: throws TypeMismatch, InvalidValue; 243: 244: /** 245: * Extract the wide (usually UTF-16) character value that is expected to be 246: * stored in this DynAny. 247: * 248: * @throws TypeMismatch if this DynAny holds the value of the different type. 249: */ 250: char get_wchar() 251: throws TypeMismatch, InvalidValue; 252: 253: /** 254: * Extract the wide (usually UFT-16) string that is expected to be stored in 255: * this DynAny. 256: * 257: * @throws TypeMismatch if this DynAny holds the value of the different type. 258: */ 259: String get_wstring() 260: throws TypeMismatch, InvalidValue; 261: 262: /** 263: * Insert the {@link Any} value into the enclosed {@link Any} inside this 264: * DynAny. 265: * 266: * @param an_any the value being inserted. 267: * @throws InvalidValue if the value type does not match the typecode of the 268: * enclosed {@link Any}. 269: */ 270: void insert_any(Any an_any) 271: throws TypeMismatch, InvalidValue; 272: 273: /** 274: * Insert the boolean value into the enclosed {@link Any} inside this DynAny 275: * 276: * @param a_x the value being inserted. 277: * @throws InvalidValue if the value type does not match the typecode of the 278: * enclosed {@link Any}. 279: */ 280: void insert_boolean(boolean a_x) 281: throws InvalidValue, TypeMismatch; 282: 283: /** 284: * Insert the char value into the enclosed {@link Any} inside this DynAny 285: * 286: * @param a_x the value being inserted. 287: * @throws InvalidValue if the value type does not match the typecode of the 288: * enclosed {@link Any}. 289: */ 290: void insert_char(char a_x) 291: throws InvalidValue, TypeMismatch; 292: 293: /** 294: * Insert the double value into the enclosed {@link Any} inside this DynAny 295: * 296: * @param a_x the value being inserted. 297: * @throws InvalidValue if the value type does not match the typecode of the 298: * enclosed {@link Any}. 299: */ 300: void insert_double(double a_x) 301: throws InvalidValue, TypeMismatch; 302: 303: /** 304: * Insert the float value into the enclosed {@link Any} inside this DynAny 305: * 306: * @param a_x the value being inserted. 307: * @throws InvalidValue if the value type does not match the typecode of the 308: * enclosed {@link Any}. 309: */ 310: void insert_float(float a_x) 311: throws InvalidValue, TypeMismatch; 312: 313: /** 314: * Insert the int (CORBA long) value into the enclosed {@link Any} inside this 315: * DynAny 316: * 317: * @param a_x the value being inserted. 318: * @throws InvalidValue if the value type does not match the typecode of the 319: * enclosed {@link Any}. 320: */ 321: void insert_long(int a_x) 322: throws InvalidValue, TypeMismatch; 323: 324: /** 325: * Insert the long (CORBA long long) value into the enclosed {@link Any} 326: * inside this DynAny 327: * 328: * @param a_x the value being inserted. 329: * @throws InvalidValue if the value type does not match the typecode of the 330: * enclosed {@link Any}. 331: */ 332: void insert_longlong(long a_x) 333: throws InvalidValue, TypeMismatch; 334: 335: /** 336: * Insert the byte (CORBA octet) value into the enclosed {@link Any} inside 337: * this DynAny 338: * 339: * @param a_x the value being inserted. 340: * @throws InvalidValue if the value type does not match the typecode of the 341: * enclosed {@link Any}. 342: */ 343: void insert_octet(byte a_x) 344: throws InvalidValue, TypeMismatch; 345: 346: /** 347: * Insert the object reference into the enclosed {@link Any} inside this 348: * DynAny 349: * 350: * @param a_x the value being inserted. 351: * @throws InvalidValue if the value type does not match the typecode of the 352: * enclosed {@link Any}. 353: */ 354: void insert_reference(org.omg.CORBA.Object a_x) 355: throws InvalidValue, TypeMismatch; 356: 357: /** 358: * Insert the <code>short</code> value into the enclosed {@link Any} inside 359: * this DynAny 360: * 361: * @param a_x the value being inserted. 362: * @throws InvalidValue if the value type does not match the typecode of the 363: * enclosed {@link Any}. 364: */ 365: void insert_short(short a_x) 366: throws InvalidValue, TypeMismatch; 367: 368: /** 369: * Insert the string value into the enclosed {@link Any} inside this DynAny 370: * 371: * @param a_x the value being inserted. 372: * @throws InvalidValue if the value type does not match the typecode of the 373: * enclosed {@link Any}. 374: */ 375: void insert_string(String a_x) 376: throws InvalidValue, TypeMismatch; 377: 378: /** 379: * Insert the {@link TypeCode} value into the enclosed {@link Any} inside this 380: * DynAny 381: * 382: * @param a_x the value being inserted. 383: * @throws InvalidValue if the value type does not match the typecode of the 384: * enclosed {@link Any}. 385: */ 386: void insert_typecode(TypeCode a_x) 387: throws InvalidValue, TypeMismatch; 388: 389: /** 390: * Insert the int (CORBA unsinged long) value into the enclosed {@link Any} 391: * inside this DynAny 392: * 393: * @param a_x the value being inserted. 394: * @throws InvalidValue if the value type does not match the typecode of the 395: * enclosed {@link Any}. 396: */ 397: void insert_ulong(int a_x) 398: throws InvalidValue, TypeMismatch; 399: 400: /** 401: * Insert the long (CORBA unsigned long long) value into the enclosed 402: * {@link Any} inside this DynAny 403: * 404: * @param a_x the value being inserted. 405: * @throws InvalidValue if the value type does not match the typecode of the 406: * enclosed {@link Any}. 407: */ 408: void insert_ulonglong(long a_x) 409: throws InvalidValue, TypeMismatch; 410: 411: /** 412: * Insert the short (CORBA unsigned short) value into the enclosed {@link Any} 413: * inside this DynAny 414: * 415: * @param a_x the value being inserted. 416: * @throws InvalidValue if the value type does not match the typecode of the 417: * enclosed {@link Any}. 418: */ 419: void insert_ushort(short a_x) 420: throws InvalidValue, TypeMismatch; 421: 422: /** 423: * Insert the value into the enclosed {@link Any} inside this DynAny 424: * 425: * @param a_x the value being inserted. 426: * @throws InvalidValue if the value type does not match the typecode of the 427: * enclosed {@link Any}. 428: */ 429: void insert_val(Serializable a_x) 430: throws InvalidValue, TypeMismatch; 431: 432: /** 433: * Insert the wide char (usually UTF-16) value into the enclosed {@link Any} 434: * inside this DynAny 435: * 436: * @param a_x the value being inserted. 437: * @throws InvalidValue if the value type does not match the typecode of the 438: * enclosed {@link Any}. 439: */ 440: void insert_wchar(char a_x) 441: throws InvalidValue, TypeMismatch; 442: 443: /** 444: * Insert the wide string (usually UTF-16) into the enclosed {@link Any} 445: * inside this DynAny 446: * 447: * @param a_x the value being inserted. 448: * @throws InvalidValue if the value type does not match the typecode of the 449: * enclosed {@link Any}. 450: */ 451: void insert_wstring(String a_x) 452: throws InvalidValue, TypeMismatch; 453: 454: /** 455: * Advances the internal pointer, described in the {@link #current_component}, 456: * one position forward. 457: * 458: * @return true if the pointer now points to the new component, false if there 459: * are no more components of this DynAny holds a basic type that is not 460: * divided into components. 461: */ 462: boolean next(); 463: 464: /** 465: * Moves the internal pointer, described in the {@link #current_component}, to 466: * the first component. 467: */ 468: void rewind(); 469: 470: /** 471: * Moves the internal pointer, described in the {@link #current_component}, to 472: * the given position. 473: * 474: * @param p the number of the internal component on that the internal pointer 475: * must be focused. 476: * @return true on success or false if there is no component with the given 477: * number. If the DynAny holds the basic type, this method returs false p 478: * values other than 0. 479: */ 480: boolean seek(int p); 481: 482: /** 483: * Returns a shallow copy of the enclosed {@link Any}, 484: * 485: * @return shallow copy of the enclosed {@link Any}. 486: */ 487: Any to_any(); 488: 489: /** 490: * Returns the typecode of the object, inserted into this DynAny. 491: * 492: * @return the typecode of the inserted {@link Any} or null typecode if no 493: * {@link Any has been yet inserted}. 494: */ 495: TypeCode type(); 496: 497: /** 498: * Insert a value at the current position. 499: * 500: * @param insert_it a value to insert. 501: * @throws TypeMismatch if the component at the current position has a 502: * different type. 503: * @throws InvalidValue if the current position points nowhere. 504: */ 505: void insert_dyn_any(DynAny insert_it) 506: throws TypeMismatch, InvalidValue; 507: 508: /** 509: * Checks for equality with another Dynamic Any. 510: * 511: * 512: * @specnote This method is currently only implemented only for case when 513: * another DynAny was created by the factory of this implementation and is not 514: * an independent class, just implementing interface. Otherwise, a 515: * NO_IMPLEMENT minor 8148 will be thrown. General implementation is highly 516: * ineffective, but we will do if somebody would ever need it. 517: */ 518: boolean equal(DynAny other); 519: 520: /** 521: * Get the number number of fields in the enclosed structure or number of 522: * memebers in the enclosed array, sequence, enumeration, etc. This method 523: * only counts elements at the top level. For instance, if invoked on a 524: * DynStruct with a single member, it returns 1, irrespective of the type of 525: * the member. 526: * 527: * @return number of components or 0 if the enclosed Any is not divideable. 528: */ 529: int component_count(); 530: 531: /** 532: * Return DynAny, wrapping the second (enclosed any) that is stored in the 533: * wrapped Any. 534: * 535: * @throws TypeMismatch if the wrapped Any does not store another Any. 536: * @throws InvalidValue if the current position points nowhere. 537: */ 538: DynAny get_dyn_any() 539: throws TypeMismatch, InvalidValue; 540: }
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