The Linked Systems Project: Progress, Promise, Realities.

Fuente: ERIC Institute of Education Sciences

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Bibliographic Details
Main Author:	McCoy, Richard W.
Format:	Recurso educativo Open Access
Language:	en
Published:	1986
Subjects:	Bibliographic Utilities Cost Estimates Interlibrary Loans Library Cooperation Library Networks Online Catalogs Standards
Online Access:	Acceder al recurso
Tags:	Add Tag No Tags, Be the first to tag this record!

School Library Technology.
by: Berglund, Patricia
Published: (1986)

Illinois Library and Information Network.
by: Allen, Barbara McFadden, Ed., et al.
Published: (1993)

OCLC Utilization in Health Sciences Libraries. CE 35, Revised Edition.
by: Armes, Patti
Published: (1980)

Current Issues in Networking.
by: Avram, Henriette D.
Published: (1986)

OCLC and Rural Library Service.
by: Walters, Clarence R.
Published: (1988)

OCLC and Rural Library Service.
by: Walters, Clarence R.
Published: (1989)

Comparison of WLN, RLIN, and OCLC.
by: Bolin, Mary K., Ed.
Published: (1988)

HSOCLCUG: A Network of Health Sciences Librarians.
by: Cooper, Amy D., et al.
Published: (1988)

A Comparison of OCLC, WLN, and RLIN for Public Services: A 1985 Update.
by: Hirst, Donna L., et al.
Published: (1986)

Bibliographic Control of Microform Sets: Some Recent Accomplishments and Concerns.
by: Leung, Shirley W.
Published: (1989)

North Carolina Library Networking Feasibility Study.
by: Griffiths, Jose-Marie, et al.
Published: (1982)

OCLC Annual Report 1998/99. A Great Time for Libraries!
Published: (1999)

Cost Allocation Issues in Interlibrary Systems.
by: Alexander, Ernest R.
Published: (1985)

Specifications for an Electronic Interlibrary Loan (ILL) System: The Colorado Model.
by: Fong, Yem S.
Published: (1997)

The CONSER Project: Recommendations for the Future. Network Planning Paper Number 14.
by: Heynen, Jeffrey, et al.
Published: (1986)

National and International Implications of the Linked Systems Protocol for Online Bibliographic Systems.
by: Buckland, Michael K., et al.
Published: (1988)

Standards: Where Are We Headed? A Forum.
by: Sugnet, Chris, Ed.
Published: (1986)

Getting the Act Together: Networking with UTLAS.
by: Higgins, Judith, et al.
Published: (1986)

OCLC: Changing the Tasks of Librarianship.
by: Smith, K. Wayne
Published: (1993)

Standard for University of California Union Catalog Input Records; Standard for Brief Machine-Readable Bibliographic Records for University of California Libraries; [and] Record Format for the MELVYL Catalog. Technical Reports Nos. 1-3.
Published: (1990)

Cataloging Practices and Resource Sharing of Curriculum Collections in Academic Libraries.
by: Wilson, Carole F., et al.
Published: (1986)

Federal Documents in the Online Catalog: Problems, Options, and the Future.
by: Swanbeck, Jan
Published: (1985)

Interlibrary Loan in ARL Libraries. SPEC Kit 127.
by: Howland, Joan S.
Published: (1986)

Quality Control in Data Conversion.
by: Juneja, Derry C.
Published: (1987)

CONSER: Revolution and Evolution.
by: Bartley, Linda K., et al.
Published: (1988)

New Bibliographic Instruction for New Technology: "Library Connections" Seminar at the Rochester Institute of Technology.
by: Caren, Loretta
Published: (1989)

Networking is Working: A School Library Pilot Project Report.
by: Morrison, George
Published: (1982)

The Duplication of Monograph Holdings in the University of California Library System. Report No. ILR-74-004.
by: Cooper, William S., et al.
Published: (1974)

OCLC Use by Library Clusters. Illinois Valley Library System OCLC Experimental Project Report No. 5.
by: Bills, Linda G.
Published: (1983)

Automated Resource Sharing in Massachusetts: Activities, Functions and Policies Supporting the Long Range Program. Approved by the Board of Library Commissioners.
Published: (1987)

The Potential Uses of OCLC in a Cooperative System and in Non-Cataloging Functions.
by: Dedrick, Anthony J.
Published: (1977)

Factors Shaping Library Systems in the 1980's: Trends in Networking, Part I; Part II.
by: Smith, Mary K., et al.
Published: (1986)

Resource Sharing or Cost Shifting?--The Unequal Burden of Cooperative Cataloging and ILL in Network.
by: Lowry, Charles B.
Published: (1990)

Use of Z39.50 To Access Distributed Union Catalogues. Discussion Paper.
by: Zeeman, J., et al.
Published: (1997)

The Confidentiality of Interlibrary Loan Records.
by: Nolan, Christopher W.
Published: (1993)

Automation, Resource Sharing, and the Small Academic Library.
by: Miller, Arthur H., Jr.
Published: (1983)

Derivative Bibliographic Relationships: The Work Relationship in a Global Bibliographic Database.
by: Smiraglia, Richard P., et al.
Published: (1999)

if (filemtime($filename) + $maxlifetime < time()) { unlink($filename); $count++; } } return $count; } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ protected function saveSession($sessId, $data): bool { $sessFile = $this->path . '/sess_' . $sessId; if ($handle = fopen($sessFile, 'w')) { $return = false; // Lock the file for exclusive access to avoid issues with multiple // processes writing session simultaneously: if (flock($handle, LOCK_EX)) { $return = fwrite($handle, $data); // Make sure that there's no trailing data by truncating the file to // the correct length: ftruncate($handle, strlen($data)); fflush($handle); flock($handle, LOCK_UN); } fclose($handle); if ($return !== false) { return true; } } // If we got this far, something went wrong with the file output... // It is tempting to throw an exception here, but this code is called // outside of the context of exception handling, so all we can do is // echo a message.

// Anecdotal testing Today and Yesterday seems to indicate destroy() // is called by the garbage collector and everything is good. // Something to keep in mind though. return 0; } /** * Write function that is called when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ public function write($sessId, $data): bool { if ($this->writesDisabled) { return true; } return $this->saveSession($sessId, $data); } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ abstract protected function saveSession($sessId, $data): bool; }

* * @return void */ public function writeClose() { // The assumption is that we're using PHP's ext/session. // session_write_close() will actually overwrite $_SESSION with an // empty array on completion -- which leads to a mismatch between what // is in the storage object and $_SESSION. To get around this, we // temporarily reset $_SESSION to an array, and then re-link it to // the storage object. // // Additionally, while you _can_ write to $_SESSION following a // session_write_close() operation, no changes made to it will be // flushed to the session handler. As such, we now mark the storage // object isImmutable. $storage = $this->getStorage(); if (! $storage->isImmutable()) { $_SESSION = $storage->toArray(true); session_write_close(); $storage->fromArray($_SESSION); $storage->markImmutable(); } } /** * Attempt to set the session name * * If the session has already been started, or if the name provided fails * validation, an exception will be raised. * * @param string $name * @return SessionManager * @throws Exception\InvalidArgumentException */ public function setName($name) { if ($this->sessionExists()) { throw new Exception\InvalidArgumentException( 'Cannot set session name after a session has already started'

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