+ if (file.indexOf("://") > -1)
+ {
+ protocol = DataSourceType.URL;
+ }
+ else
+ {
+ // skipping codebase prepend check.
+ protocol = DataSourceType.FILE;
+ }
+ FileParse fp = null;
+ try
+ {
+ if (debug)
+ {
+ System.out.println("Trying to get contents of resource as "
+ + protocol + ":");
+ }
+ fp = new FileParse(file, protocol);
+ if (!fp.isValid())
+ {
+ fp = null;
+ }
+ else
+ {
+ if (debug)
+ {
+ System.out.println("Successful.");
+ }
+ }
+ } catch (Exception e)
+ {
+ if (debug)
+ {
+ System.err.println("Exception when accessing content: " + e);
+ }
+ fp = null;
+ }
+ if (fp == null)
+ {
+ if (debug)
+ {
+ System.out.println("Accessing as paste.");
+ }
+ protocol = DataSourceType.PASTE;
+ fp = null;
+ try
+ {
+ fp = new FileParse(file, protocol);
+ if (!fp.isValid())
+ {
+ fp = null;
+ }
+ } catch (Exception e)
+ {
+ System.err.println("Failed to access content as paste!");
+ e.printStackTrace();
+ fp = null;
+ }
+ }
+ if (fp == null)
+ {
+ return null;
+ }
+ if (format == null)
+ {
+ return protocol;
+ }
+ else
+ {
+ try
+ {
+ FileFormatI idformat = new IdentifyFile().identify(file, protocol);
+ if (idformat == null)
+ {
+ if (debug)
+ {
+ System.out.println("Format not identified. Inaccessible file.");
+ }
+ return null;
+ }
+ if (debug)
+ {
+ System.out.println("Format identified as " + idformat
+ + "and expected as " + format);
+ }
+ if (idformat.equals(format))
+ {
+ if (debug)
+ {
+ System.out.println("Protocol identified as " + protocol);
+ }
+ return protocol;
+ }
+ else
+ {
+ if (debug)
+ {
+ System.out
+ .println("File deemed not accessible via " + protocol);
+ }
+ fp.close();
+ return null;
+ }
+ } catch (Exception e)
+ {
+ if (debug)
+ {
+ System.err.println("File deemed not accessible via " + protocol);
+ e.printStackTrace();
+ }
+ }
+ }
+ return null;
+ }
+
+ public AlignmentFileReaderI getAlignFile()
+ {
+ return alignFile;