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File: [Pegasus] / pegasus / src / Pegasus / Repository / AssocInstTable.cpp
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Revision: 1.12, Sun May 11 21:35:00 2003 UTC (21 years, 1 month ago) by karl Branch: MAIN CVS Tags: RELEASE_2_2_0_0-release, RELEASE_2_2_0-root, RELEASE_2_2-root, PEGASUS_FC_VERSION_2_2 Branch point for: pep_88, RELEASE_2_2_0-branch Changes since 1.11: +1 -1 lines Update repository functions for association fixes |
//%///////////////////////////////////////////////////////////////////////////// // // Copyright (c) 2000, 2001, 2002 BMC Software, Hewlett-Packard Company, IBM, // The Open Group, Tivoli Systems // // Permission is hereby granted, free of charge, to any person obtaining a copy // of this software and associated documentation files (the "Software"), to // deal in the Software without restriction, including without limitation the // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or // sell copies of the Software, and to permit persons to whom the Software is // furnished to do so, subject to the following conditions: // // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. // //============================================================================== // // Author: Mike Brasher (mbrasher@bmc.com) // // Modified By: Carol Ann Krug Graves, Hewlett-Packard Company // (carolann_graves@hp.com) // //%///////////////////////////////////////////////////////////////////////////// #include <Pegasus/Common/Config.h> #include <fstream> #include <Pegasus/Common/InternalException.h> #include <Pegasus/Common/FileSystem.h> #include <Pegasus/Common/Exception.h> #include "AssocInstTable.h" PEGASUS_USING_STD; PEGASUS_NAMESPACE_BEGIN #define ASSOC_INSTANCE_NAME_INDEX 0 #define ASSOC_CLASS_NAME_INDEX 1 #define FROM_OBJECT_NAME_INDEX 2 #define FROM_CLASS_NAME_INDEX 3 #define FROM_PROPERTY_NAME_INDEX 4 #define TO_OBJECT_NAME_INDEX 5 #define TO_CLASS_NAME_INDEX 6 #define TO_PROPERTY_NAME_INDEX 7 #define NUM_FIELDS 8 static inline Boolean _MatchNoCase(const String& x, const String& pattern) { return pattern.size() == 0 || String::equalNoCase(x, pattern); } static String _Escape(const String& str) { String result; for (Uint32 i = 0, n = str.size(); i < n; i++) { Char16 c = str[i]; switch (c) { case '\n': result.append("\\n"); break; case '\r': result.append("\\r"); break; case '\t': result.append("\\t"); break; case '\f': result.append("\\f"); break; case '\\': result.append("\\\\"); break; default: result.append(c); } } return result; } static String _Unescape(const String& str) { String result; for (Uint32 i = 0, n = str.size(); i < n; i++) { Char16 c = str[i]; if (c == '\\') { if (i + 1 == n) break; c = str[i + 1]; switch (c) { case 'n': result.append("\n"); break; case 'r': result.append("\r"); break; case 't': result.append("\t"); break; case 'f': result.append("\f"); break; default: result.append(c); } i++; } else result.append(c); } return result; } static Boolean _GetRecord(ifstream& is, Array<String>& fields) { fields.clear(); String line; for (Uint32 i = 0; i < NUM_FIELDS; i++) { if (!GetLine(is, line)) return false; fields.append(_Unescape(line)); } // Skip the blank line: if (!GetLine(is, line)) return false; return true; } static void _PutRecord(ofstream& os, Array<String>& fields) { for (Uint32 i = 0, n = fields.size(); i < n; i++) os << _Escape(fields[i]) << endl; os << endl; } void AssocInstTable::append( PEGASUS_STD(ofstream)& os, const String& assocInstanceName, const CIMName& assocClassName, const String& fromInstanceName, const CIMName& fromClassName, const CIMName& fromPropertyName, const String& toInstanceName, const CIMName& toClassName, const CIMName& toPropertyName) { Array<String> fields; fields.reserveCapacity(8); fields.append(assocInstanceName); fields.append(assocClassName.getString()); fields.append(fromInstanceName); fields.append(fromClassName.getString()); fields.append(fromPropertyName.getString()); fields.append(toInstanceName); fields.append(toClassName.getString()); fields.append(toPropertyName.getString()); _PutRecord(os, fields); } void AssocInstTable::append( const String& path, const String& assocInstanceName, const CIMName& assocClassName, const String& fromInstanceName, const CIMName& fromClassName, const CIMName& fromPropertyName, const String& toInstanceName, const CIMName& toClassName, const CIMName& toPropertyName) { // Open input file: ofstream os; if (!OpenAppend(os, path)) throw CannotOpenFile(path); // Insert the entry: Array<String> fields; fields.reserveCapacity(8); fields.append(assocInstanceName); fields.append(assocClassName.getString()); fields.append(fromInstanceName); fields.append(fromClassName.getString()); fields.append(fromPropertyName.getString()); fields.append(toInstanceName); fields.append(toClassName.getString()); fields.append(toPropertyName.getString()); _PutRecord(os, fields); } Boolean AssocInstTable::deleteAssociation( const String& path, const CIMObjectPath& assocInstanceName) { // Open input file: ifstream is; if (!Open(is, path)) return false; // Open output file: String tmpPath = path + ".tmp"; ofstream os; if (!Open(os, tmpPath)) throw CannotOpenFile(tmpPath); // Copy over all lines except ones with the given association instance name: Array<String> fields; Boolean found = false; while (_GetRecord(is, fields)) { if (assocInstanceName != fields[ASSOC_INSTANCE_NAME_INDEX]) { _PutRecord(os, fields); found = true; } } // Close both files: is.close(); os.close(); // Remove orginal file: if (!FileSystem::removeFile(path)) throw CannotRemoveFile(path); // Rename back to original name: if (!FileSystem::renameFile(tmpPath, path)) throw CannotRenameFile(path); return found; } Boolean AssocInstTable::getAssociatorNames( const String& path, const CIMObjectPath& instanceName, const CIMName& assocClass, const CIMName& resultClass, const String& role, const String& resultRole, Array<String>& associatorNames) { // Open input file: ifstream is; if (!Open(is, path)) return false; // For each line: Array<String> fields; Boolean found = false; while (_GetRecord(is, fields)) { if (instanceName == fields[FROM_OBJECT_NAME_INDEX] && _MatchNoCase(fields[ASSOC_CLASS_NAME_INDEX], assocClass.getString()) && _MatchNoCase(fields[TO_CLASS_NAME_INDEX], resultClass.getString()) && _MatchNoCase(fields[FROM_PROPERTY_NAME_INDEX], role) && _MatchNoCase(fields[TO_PROPERTY_NAME_INDEX], resultRole)) { associatorNames.append(fields[TO_OBJECT_NAME_INDEX]); found = true; } } return found; } Boolean AssocInstTable::getReferenceNames( const String& path, const CIMObjectPath& instanceName, const CIMName& resultClass, const String& role, Array<String>& referenceNames) { // Open input file: ifstream is; if (!Open(is, path)) return false; // For each line: Array<String> fields; Boolean found = false; while (_GetRecord(is, fields)) { if (instanceName == fields[FROM_OBJECT_NAME_INDEX] && _MatchNoCase(fields[ASSOC_CLASS_NAME_INDEX], resultClass.getString()) && _MatchNoCase(fields[FROM_PROPERTY_NAME_INDEX], role)) { if (!Contains(referenceNames, fields[ASSOC_INSTANCE_NAME_INDEX])) referenceNames.append(fields[ASSOC_INSTANCE_NAME_INDEX]); found = true; } } return found; } PEGASUS_NAMESPACE_END
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