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147 lines (123 loc) · 4.61 KB
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CREATE OR REPLACE AND RESOLVE JAVA SOURCE NAMED "JFile" AS
import java.io.File;
public class JFile {
// Author: Steven Feuerstein
// Notice that the actual values don''t matter one bit.
public static int tVal () { return 10009; };
public static int fVal () { return -18703; };
public static String separator (String fileName) {
File myFile = new File (fileName);
return myFile.separator;
}
/* Also from Paul Sharples
public static String separator () {
return System.getProperty("file.separator");
}
*/
public static int canRead (String fileName) {
File myFile = new File (fileName);
boolean retval = myFile.canRead();
if (retval) return tVal(); else return fVal();
}
public static int canWrite (String fileName) {
File myFile = new File (fileName);
boolean retval = myFile.canWrite();
if (retval) return tVal(); else return fVal();
}
public static int exists (String fileName) {
File myFile = new File (fileName);
boolean retval = myFile.exists();
if (retval) return tVal(); else return fVal();
}
public static int isDirectory (String fileName) {
File myFile = new File (fileName);
boolean retval = myFile.isDirectory();
if (retval) return tVal(); else return fVal();
}
public static int isFile (String fileName) {
File myFile = new File (fileName);
boolean retval = myFile.isFile();
if (retval) return tVal(); else return fVal();
}
public static long length (String fileName) {
File myFile = new File (fileName);
return myFile.length();
}
public static String parentDir (String fileName) {
File myFile = new File (fileName);
return myFile.getParent();
}
public static String pathName (String fileName) {
File myFile = new File (fileName);
return myFile.getPath();
}
public static long lastModified (String fileName) {
File myFile = new File (fileName);
return myFile.lastModified();
}
public static int delete (String fileName) {
File myFile = new File (fileName);
boolean retval = myFile.delete();
if (retval) return tVal(); else return fVal();
}
public static int mkdir (String fileName) {
File myFile = new File (fileName);
boolean retval = myFile.mkdir();
if (retval) return tVal(); else return fVal();
}
public static int rename (
String oldFile, String newFile) {
File myFile = new File (oldFile);
File myFile2 = new File (newFile);
boolean retval = myFile.renameTo(myFile2);
if (retval) return tVal(); else return fVal();
}
/*
public static oracle.sql.ARRAY dirContents (String dir)
throws SQLException, ClassNotFoundException {
File myDir = new File (dir);
String[] filesList = myDir.list();
Class.forName("oracle.jdbc.driver.OracleDriver");
Connection con = new OracleDriver().defaultConnection();
ArrayDescriptor arrayDesc =
ArrayDescriptor.createDescriptor ("directory_t", con);
oracle.sql.ARRAY filesArray = new oracle.sql.ARRAY (arrayDesc, con, filesList);
return filesArray;
}
*/
// StringBuffer implementation from Tom Berthoff
public static String dirContents (String dir, String delim) {
File myDir = new File (dir);
String[] filesList = myDir.list();
StringBuffer contents = new StringBuffer();
for (int i = 0; i < filesList.length; i++) {
contents.append( delim );
contents.append( filesList[i] );
}
//contents = contents + delim + filesList[i]; // Utrecht 4/2002
return contents.toString();
}
public static void main (String[] args) {
String contents = dirContents (args[0], args[1]);
System.out.println (contents);
/*
try {
oracle.sql.ARRAY filesArray = dirContents (args[0]);
String[] files = (String[]) filesArray.getArray ();
for (int i = 0; i <= files.length; i++)
System.out.println (files[i]);
}
catch ( SQLException e ) {
System.out.println (e.getMessage());}
catch ( ClassNotFoundException e ) {
System.out.println ("ClassNotFoundException");}
*/
}
}
/
/*======================================================================
| Supplement to the fifth edition of Oracle PL/SQL Programming by Steven
| Feuerstein with Bill Pribyl, Copyright (c) 1997-2009 O'Reilly Media, Inc.
| To submit corrections or find more code samples visit
| http://oreilly.com/catalog/9780596514464/
*/