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import java.util.*; |
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import java.io.*; |
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|
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public class ReportList { |
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|
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// Constructor |
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public ReportList(String filename) throws IOException { |
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this.readFile(filename); |
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} |
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|
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public Iterator iterator() { |
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return _reports.iterator(); |
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} |
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|
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public int size() { |
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return _reports.size(); |
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} |
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|
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// private static method to read the report list file. |
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private void readFile(String filename) throws IOException { |
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|
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String s = ""; |
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try { |
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BufferedReader br = new BufferedReader(new FileReader(filename)); |
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s = br.readLine(); |
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|
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int lineNumber = 0; |
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while (s != null) { |
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|
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lineNumber++; |
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s = s.trim(); |
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|
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// Ignore blank lines. |
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if (s.equals("")){ |
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s = br.readLine(); |
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continue; |
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} |
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|
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// Ignore comments. |
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if (s.substring(0,1).equals("#")){ |
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s = br.readLine(); |
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continue; |
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} |
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|
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// Add instances of the report to the reports list. |
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Report r = null; |
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StringTokenizer tokenizer = new StringTokenizer(s, ":"); |
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|
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if (tokenizer.countTokens() == 2) { |
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r = new Report(tokenizer.nextToken(), tokenizer.nextToken()); |
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} |
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else if (tokenizer.countTokens() == 3) { |
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try { |
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r = new Report(tokenizer.nextToken(), tokenizer.nextToken(), tokenizer.nextToken()); |
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} |
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catch (NumberFormatException e) { |
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System.out.println("Line " + lineNumber + "of the report skipped: " + e); |
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} |
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} |
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else { |
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System.out.println("Line " + lineNumber + " of the report was skipped: " + s); |
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s = br.readLine(); |
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continue; |
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} |
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_reports.add(r); |
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|
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s = br.readLine(); |
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} |
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|
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} |
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catch (IOException e){ |
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throw new IOException("Could not read the list of reports to run from " + filename + ": "+e); |
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} |
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} |
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|
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private LinkedList _reports = new LinkedList(); |
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|
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} |
