/android/import-contacts : revision 106

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/*

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* VCFImporter.java

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*

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*

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* This file is part of the Import Contacts program (hereafter referred

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* to as "this program"). For more information, see

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* to as "this program"). For more information, see

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* http://ed.am/dev/android/import-contacts

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*

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* This program is free software: you can redistribute it and/or modify

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import java.util.HashSet;

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import java.util.Iterator;

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import java.util.List;

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import java.util.Locale;

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import java.util.NoSuchElementException;

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import java.util.Set;

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import java.util.Vector;

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import java.util.regex.Pattern;

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import android.content.SharedPreferences;

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import android.provider.Contacts;

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import android.provider.Contacts.PhonesColumns;

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import android.os.Environment;

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public class VcardImporter extends Importer

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{

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File[] files = null;

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try

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{

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// check SD card is mounted

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String state = Environment.getExternalStorageState();

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if( !Environment.MEDIA_MOUNTED.equals( state ) &&

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!Environment.MEDIA_MOUNTED_READ_ONLY.equals( state ) )

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{

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showError( R.string.error_nosdcard );

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}

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// open directory

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String path = "/sdcard" + prefs.getString( "location", "/" );

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File file = new File( path );

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File file = new File( Environment.getExternalStorageDirectory(),

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prefs.getString( "location", "/" ) );

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if( !file.exists() )

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showError( R.string.error_locationnotfound );

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// get files

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class VCardFilter implements FilenameFilter {

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public boolean accept( File dir, String name ) {

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return name.toLowerCase().endsWith( ".vcf" );

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return name.toLowerCase( Locale.US ).endsWith( ".vcf" );

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}

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}

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files = file.listFiles( new VCardFilter() );

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boolean in_vcard = false;

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while( ( line = reader.readLine() ) != null )

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{

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if( !in_vcard ) {

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if( !in_vcard )

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{

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// look for vcard beginning

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if( line.matches( "^BEGIN:VCARD" ) ) {

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if( line.matches( "(?i)BEGIN[ \t]*:[ \t]*VCARD.*" ) ) {

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in_vcard = true;

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_vcard_count++;

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}

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// check for vMsg files

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else if( line.matches( "(?i)BEGIN[ \t]*:[ \t]*VMSG.*" ) ) {

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showError( getText( R.string.error_vcf_vmsgfile )

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+ file.getName() );

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}

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}

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else if( line.matches( "^END:VCARD" ) )

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else if( line.matches( "(?i)END[ \t]*:[ \t]*VCARD.*" ) )

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in_vcard = false;

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}

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reader.close();

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}

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catch( FileNotFoundException e ) {

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FileInputStream istream = new FileInputStream( file );

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byte[] content = new byte[ (int)file.length() ];

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istream.read( content );

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istream = null;

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istream.close();

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// import

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importVCardFileContent( content, file.getName() );

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}

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catch( OutOfMemoryError e ) {

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showError( R.string.error_outofmemory );

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}

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catch( FileNotFoundException e ) {

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showError( getText( R.string.error_filenotfound ) +

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file.getName() );

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ContentLineIterator cli = new ContentLineIterator( content );

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while( cli.hasNext() )

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{

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ByteBuffer buffer = cli.next();

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ContentLine content_line = cli.next();

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// get a US-ASCII version of the line for processing

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String line;

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try {

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line = new String( buffer.array(), buffer.position(),

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buffer.limit() - buffer.position(), "US-ASCII" );

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}

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catch( UnsupportedEncodingException e ) {

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// we know US-ASCII is supported, so appease the compiler...

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line = "";

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}

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// get a US-ASCII version of the string, for processing

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String line = content_line.getUsAsciiLine();

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if( vcard == null ) {

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// look for vcard beginning

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if( line.matches( "^BEGIN:VCARD" ) ) {

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if( line.matches( "(?i)BEGIN[ \t]*:[ \t]*VCARD.*" ) ) {

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setProgress( _progress++ );

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vcard = new Vcard();

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vcard_start_line = cli.getLineNumber();

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}

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else {

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// look for vcard content or ending

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if( line.matches( "^END:VCARD" ) )

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if( line.matches( "(?i)END[ \t]*:[ \t]*VCARD.*" ) )

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{

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// finalise the vcard/contact

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try {

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{

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// try giving the line to the vcard

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try {

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vcard.parseLine( buffer, line,

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cli.doesNextLineLookFolded() );

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vcard.parseLine( content_line );

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}

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catch( Vcard.ParseException e ) {

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skipContact();

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finish( ACTION_ABORT );

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}

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// although we're continuing, we still need to abort

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// this vCard. Further lines will be ignored until we

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// Although we're continuing, we still need to abort

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// this vCard. Further lines will be ignored until we

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// get to another BEGIN:VCARD line.

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vcard = null;

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}

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catch( Vcard.SkipImportException e ) {

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skipContact();

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// abort this vCard. Further lines will be ignored until

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// Abort this vCard. Further lines will be ignored until

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// we get to another BEGIN:VCARD line.

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vcard = null;

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}

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}

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}

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class ContentLineIterator implements Iterator< ByteBuffer >

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class ContentLine

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{

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private ByteBuffer _buffer;

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private boolean _folded_next;

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private String _line;

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public ContentLine( ByteBuffer buffer, boolean folded_next )

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{

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_buffer = buffer;

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_folded_next = folded_next;

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_line = null;

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}

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public ByteBuffer getBuffer()

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{

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return _buffer;

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}

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public boolean doesNextLineLookFolded()

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{

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return _folded_next;

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}

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public String getUsAsciiLine()

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{

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// generated line and cache it

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if( _line == null ) {

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try {

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_line = new String( _buffer.array(), _buffer.position(),

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_buffer.limit() - _buffer.position(), "US-ASCII" );

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}

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catch( UnsupportedEncodingException e ) {

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// we know US-ASCII *is* supported, so appease the

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// compiler...

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}

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}

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// return cached line

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return _line;

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}

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}

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class ContentLineIterator implements Iterator< ContentLine >

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{

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protected byte[] _content = null;

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protected int _pos = 0;

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}

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@Override

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public ByteBuffer next()

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public ContentLine next()

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{

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int initial_pos = _pos;

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_pos > initial_pos )? _pos - 1 : _pos;

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_pos++;

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_line++;

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return ByteBuffer.wrap( _content, initial_pos,

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to - initial_pos );

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return new ContentLine(

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ByteBuffer.wrap( _content, initial_pos,

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to - initial_pos ),

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doesNextLineLookFolded() );

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}

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// we didn't find one, but were there bytes left?

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int to = _pos;

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_pos++;

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_line++;

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return ByteBuffer.wrap( _content, initial_pos,

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to - initial_pos );

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return new ContentLine(

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ByteBuffer.wrap( _content, initial_pos,

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to - initial_pos ),

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doesNextLineLookFolded() );

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}

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// no bytes left

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* onto the end of this one?

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* @return

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*/

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public boolean doesNextLineLookFolded()

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private boolean doesNextLineLookFolded()

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{

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return _pos > 0 && _pos < _content.length &&

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_content[ _pos - 1 ] == '\n' && _content[ _pos ] == ' ';

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_content[ _pos - 1 ] == '\n' &&

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( _content[ _pos ] == ' ' || _content[ _pos ] == '\t' );

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}

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public int getLineNumber()

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private final static int MULTILINE_NONE = 0;

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private final static int MULTILINE_ENCODED = 1; // v2.1 quoted-printable

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private final static int MULTILINE_ESCAPED = 2; // v2.1 \\CRLF

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private final static int MULTILINE_FOLDED = 3; // v3.0 folding

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private final static int MULTILINE_FOLDED = 3; // MIME-DIR folding

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private String _version = null;

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private Vector< ByteBuffer > _buffers = null;

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private Vector< ContentLine > _content_lines = null;

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private int _name_level = NAMELEVEL_NONE;

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private int _parser_multiline_state = MULTILINE_NONE;

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private String _parser_current_name_and_params = null;

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@SuppressWarnings("serial")

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protected class SkipImportException extends Exception { }

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private String extractCollonPartFromLine( ByteBuffer buffer,

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String line, boolean former )

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private String extractCollonPartFromLine( ContentLine content_line,

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boolean former )

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{

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String ret = null;

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// get a US-ASCII version of the line for processing, unless we were

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// supplied with one

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if( line == null ) {

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try {

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line = new String( buffer.array(), buffer.position(),

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buffer.limit() - buffer.position(), "US-ASCII" );

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}

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catch( UnsupportedEncodingException e ) {

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// we know US-ASCII is supported, so appease the compiler...

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line = "";

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}

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}

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// split line into name and value parts and check to make sure we

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// only got 2 parts and that the first part is not zero in length

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String[] parts = line.split( ":", 2 );

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String[] parts = content_line.getUsAsciiLine().split( ":", 2 );

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if( parts.length == 2 && parts[ 0 ].length() > 0 )

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ret = parts[ former? 0 : 1 ];

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return ret;

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}

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private String extractNameAndParamsFromLine( ByteBuffer buffer,

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String line )

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{

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return extractCollonPartFromLine( buffer, line, true );

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}

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private String extractValueFromLine( ByteBuffer buffer, String line )

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{

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return extractCollonPartFromLine( buffer, line, false );

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}

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public void parseLine( ByteBuffer buffer, String line,

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boolean next_line_looks_folded )

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return parts[ former? 0 : 1 ].trim();

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return null;

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}

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private String extractNameAndParamsFromLine( ContentLine content_line )

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{

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return extractCollonPartFromLine( content_line, true );

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}

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private String extractValueFromLine( ContentLine content_line )

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{

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return extractCollonPartFromLine( content_line, false );

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}

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public void parseLine( ContentLine content_line )

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throws ParseException, SkipImportException,

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AbortImportException

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{

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{

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// tentatively get name and params from line

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String name_and_params =

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extractNameAndParamsFromLine( buffer, line );

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extractNameAndParamsFromLine( content_line );

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// is it a version line?

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if( name_and_params != null &&

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name_and_params.equals( "VERSION" ) )

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name_and_params.equalsIgnoreCase( "VERSION" ) )

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{

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// yes, get it!

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String value = extractValueFromLine( buffer, line );

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if( !value.equals( "2.1" ) && !value.equals( "3.0" ) )

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String value = extractValueFromLine( content_line );

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if( value == null || (

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!value.equals( "2.1" ) && !value.equals( "3.0" ) ) )

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{

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throw new ParseException( R.string.error_vcf_version );

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}

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_version = value;

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// parse any buffers we've been accumulating while we waited

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// for a version

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if( _buffers != null )

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for( int i = 0; i < _buffers.size(); i++ )

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parseLine( _buffers.get( i ), null,

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i + 1 < _buffers.size() &&

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_buffers.get( i + 1 ).hasRemaining() &&

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_buffers.get( i + 1 ).get(

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_buffers.get( i + 1 ).position() ) == ' ' );

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_buffers = null;

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if( _content_lines != null )

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for( int i = 0; i < _content_lines.size(); i++ )

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parseLine( _content_lines.get( i ) );

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_content_lines = null;

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}

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else

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{

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// no, so stash this line till we get a version

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if( _buffers == null )

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_buffers = new Vector< ByteBuffer >();

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_buffers.add( buffer );

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if( _content_lines == null )

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_content_lines = new Vector< ContentLine >();

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_content_lines.add( content_line );

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}

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}

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else

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{

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// name and params and the position in the buffer where the

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// "value" part of the line start

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// "value" part of the line starts

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String name_and_params;

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int pos;

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// skip some initial line characters, depending on the type

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// of multi-line we're handling

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pos = buffer.position();

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pos = content_line.getBuffer().position();

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switch( _parser_multiline_state )

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{

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case MULTILINE_FOLDED:

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pos++;

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break;

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case MULTILINE_ENCODED:

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while( pos < buffer.limit() && (

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buffer.get( pos ) == ' ' ||

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buffer.get( pos ) == '\t' ) )

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while( pos < content_line.getBuffer().limit() && (

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content_line.getBuffer().get( pos ) == ' ' ||

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content_line.getBuffer().get( pos ) == '\t' ) )

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{

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pos++;

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}

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}

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else

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{

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// skip empty lines

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if( content_line.getUsAsciiLine().trim().length() == 0 )

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return;

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// get name and params from line, and since we're not

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// parsing a subsequent line in a multi-line, this should

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// not fail, or it's an error

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name_and_params =

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extractNameAndParamsFromLine( buffer, line );

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extractNameAndParamsFromLine( content_line );

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if( name_and_params == null )

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throw new ParseException(

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R.string.error_vcf_malformed );

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// calculate how many chars to skip from beginning of line

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// so we skip the property "name:" part

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pos = buffer.position() + name_and_params.length() + 1;

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pos = content_line.getBuffer().position() +

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name_and_params.length() + 1;

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// reset the saved multi-line state

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_parser_current_name_and_params = name_and_params;

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// get value from buffer, as raw bytes

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ByteBuffer value;

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value = ByteBuffer.wrap( buffer.array(), pos,

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buffer.limit() - pos );

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value = ByteBuffer.wrap( content_line.getBuffer().array(), pos,

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content_line.getBuffer().limit() - pos );

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// get parameter parts

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String[] name_param_parts = name_and_params.split( ";", -1 );

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"FN", "ORG", "TITLE", "TEL", "EMAIL", "ADR", "LABEL" }

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) );

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boolean is_interesting_field =

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interesting_fields.contains( name_param_parts[ 0 ] );

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interesting_fields.contains(

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name_param_parts[ 0 ].toUpperCase( Locale.US ) );

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// parse encoding parameter

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String encoding = checkParam( name_param_parts, "ENCODING" );

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if( encoding != null ) encoding = encoding.toUpperCase();

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if( encoding != null )

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encoding = encoding.toUpperCase( Locale.US );

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if( is_interesting_field && encoding != null &&

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!encoding.equals( "8BIT" ) &&

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!encoding.equals( "QUOTED-PRINTABLE" ) )

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//&& !encoding.equals( "BASE64" ) )

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!encoding.equalsIgnoreCase( "8BIT" ) &&

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!encoding.equalsIgnoreCase( "QUOTED-PRINTABLE" ) )

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//&& !encoding.equalsIgnoreCase( "BASE64" ) )

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{

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throw new ParseException( R.string.error_vcf_encoding );

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}

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// parse charset parameter

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String charset = checkParam( name_param_parts, "CHARSET" );

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if( charset != null ) charset = charset.toUpperCase();

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if( charset != null )

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charset = charset.toUpperCase( Locale.US );

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if( charset != null &&

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!charset.equals( "US-ASCII" ) &&

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!charset.equals( "ASCII" ) &&

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!charset.equals( "UTF-8" ) )

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!charset.equalsIgnoreCase( "US-ASCII" ) &&

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!charset.equalsIgnoreCase( "ASCII" ) &&

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!charset.equalsIgnoreCase( "UTF-8" ) )

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{

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throw new ParseException( R.string.error_vcf_charset );

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}

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// do unencoding (or default to a fake unencoding result with

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// the raw string)

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UnencodeResult unencoding_result = null;

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if( encoding != null && encoding.equals( "QUOTED-PRINTABLE" ) )

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if( encoding != null &&

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encoding.equalsIgnoreCase( "QUOTED-PRINTABLE" ) )

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{

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unencoding_result = unencodeQuotedPrintable( value );

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// else if( encoding != null && encoding.equals( "BASE64" ) )

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}

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// else if( encoding != null &&

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// encoding.equalsIgnoreCase( "BASE64" ) )

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// {

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// unencoding_result = unencodeBase64( props[ 1 ], charset );

657

// }

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if( unencoding_result != null ) {

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value = unencoding_result.getBuffer();

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if( unencoding_result.isAnotherLineRequired() )

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// specified for a v2.1 vcard entry, we assume it's US-ASCII)

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if( ( charset == null && _version.equals( "2.1" ) ) ||

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( charset != null && (

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charset.equals( "ASCII" ) ||

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charset.equals( "US-ASCII" ) ) ) )

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charset.equalsIgnoreCase( "ASCII" ) ||

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charset.equalsIgnoreCase( "US-ASCII" ) ) ) )

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{

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value = transcodeAsciiToUtf8( value );

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}

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// for some entries that have semicolon-separated value parts,

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// check to see if the value ends in an escape character, which

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// indicates that we have a multi-line value

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if( ( name_param_parts[ 0 ].equals( "N" ) ||

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name_param_parts[ 0 ].equals( "ORG" ) ||

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name_param_parts[ 0 ].equals( "ADR" ) ) &&

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if( ( name_param_parts[ 0 ].equalsIgnoreCase( "N" ) ||

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name_param_parts[ 0 ].equalsIgnoreCase( "ORG" ) ||

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name_param_parts[ 0 ].equalsIgnoreCase( "ADR" ) ) &&

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doesStringEndInAnEscapeChar( string_value ) )

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{

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_parser_multiline_state = MULTILINE_ESCAPED;

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string_value.length() - 1 );

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}

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// now we know whether we're in an encoding multi-line,

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// determine if we're in a v3 folded multi-line or not

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// if we know we're not in an encoding-based multi-line, check

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// to see if we're in a folded multi-line

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if( _parser_multiline_state == MULTILINE_NONE &&

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_version.equals( "3.0" ) && next_line_looks_folded )

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content_line.doesNextLineLookFolded() )

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{

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_parser_multiline_state = MULTILINE_FOLDED;

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}

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if( complete_value.length() < 1 ) return;

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// parse some properties

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if( name_param_parts[ 0 ].equals( "N" ) )

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if( name_param_parts[ 0 ].equalsIgnoreCase( "N" ) )

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parseN( name_param_parts, complete_value );

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else if( name_param_parts[ 0 ].equals( "FN" ) )

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else if( name_param_parts[ 0 ].equalsIgnoreCase( "FN" ) )

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parseFN( name_param_parts, complete_value );

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else if( name_param_parts[ 0 ].equals( "ORG" ) )

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else if( name_param_parts[ 0 ].equalsIgnoreCase( "ORG" ) )

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parseORG( name_param_parts, complete_value );

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else if( name_param_parts[ 0 ].equals( "TITLE" ) )

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else if( name_param_parts[ 0 ].equalsIgnoreCase( "TITLE" ) )

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parseTITLE( name_param_parts, complete_value );

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else if( name_param_parts[ 0 ].equals( "TEL" ) )

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else if( name_param_parts[ 0 ].equalsIgnoreCase( "TEL" ) )

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parseTEL( name_param_parts, complete_value );

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else if( name_param_parts[ 0 ].equals( "EMAIL" ) )

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else if( name_param_parts[ 0 ].equalsIgnoreCase( "EMAIL" ) )

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parseEMAIL( name_param_parts, complete_value );

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else if( name_param_parts[ 0 ].equals( "ADR" ) )

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else if( name_param_parts[ 0 ].equalsIgnoreCase( "ADR" ) )

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parseADR( name_param_parts, complete_value );

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else if( name_param_parts[ 0 ].equals( "LABEL" ) )

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else if( name_param_parts[ 0 ].equalsIgnoreCase( "LABEL" ) )

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parseLABEL( name_param_parts, complete_value );

733

else if( name_param_parts[ 0 ].equalsIgnoreCase( "NOTE" ) )

734

parseNOTE( name_param_parts, complete_value );

735

else if( name_param_parts[ 0 ].equalsIgnoreCase( "BDAY" ) )

736

parseBDAY( name_param_parts, complete_value );

681

737

}

682

738

}

683

739

707

763

{

708

764

String str = parts.get( a );

709

765

710

// look for parts that end in an escape character, but ignore

711

// the final part. We've already detected escape chars at the

766

// Look for parts that end in an escape character, but ignore

767

// the final part. We've already detected escape chars at the

712

768

// end of the final part in parseLine() and handled multi-lines

713

769

// accordingly.

714

770

if( a < parts.size() - 1 &&

755

811

in_escape = false;

756

812

switch( c )

757

813

{

814

case 'T':

815

case 't':

816

// add tab (invalid/non-standard, but accepted)

817

ret.append( '\t' );

818

break;

758

819

case 'N':

759

820

case 'n':

760

821

// add newline

768

829

break;

769

830

default:

770

831

// unknown escape sequence, so add it unescaped

832

// (invalid/non-standard, but accepted)

771

833

ret.append( "\\" );

772

834

ret.append( Character.toChars( c ) );

773

835

break;

798

860

for( int b = 0; b < name_part_parts.length; b++ )

799

861

if( name_part_parts[ b ].length() > 0 )

800

862

{

801

if( value.length() == 0 ) value += " ";

863

if( value.length() > 0 ) value += " ";

802

864

value += name_part_parts[ b ];

803

865

}

804

866

}

879

941

int type;

880

942

if( types.contains( "FAX" ) )

881

943

if( types.contains( "HOME" ) )

882

type = PhonesColumns.TYPE_FAX_HOME;

944

type = TYPE_FAX_HOME;

883

945

else

884

type = PhonesColumns.TYPE_FAX_WORK;

946

type = TYPE_FAX_WORK;

885

947

else if( types.contains( "CELL" ) || types.contains( "VIDEO" ) )

886

type = PhonesColumns.TYPE_MOBILE;

948

type = TYPE_MOBILE;

887

949

else if( types.contains( "PAGER" ) )

888

type = PhonesColumns.TYPE_PAGER;

950

type = TYPE_PAGER;

889

951

else if( types.contains( "WORK" ) )

890

type = PhonesColumns.TYPE_WORK;

952

type = TYPE_WORK;

891

953

else

892

type = PhonesColumns.TYPE_HOME;

954

type = TYPE_HOME;

893

955

894

956

// add phone number

895

957

addNumber( value, type, is_preferred );

906

968

boolean is_preferred = types.contains( "PREF" );

907

969

int type;

908

970

if( types.contains( "WORK" ) )

909

type = Contacts.ContactMethods.TYPE_WORK;

971

type = TYPE_WORK;

910

972

else

911

type = Contacts.ContactMethods.TYPE_HOME;

973

type = TYPE_HOME;

912

974

913

975

addEmail( unescapeValue( value ), type, is_preferred );

914

976

}

923

985

for( int a = 0; a < adr_parts.length; a++ )

924

986

if( adr_parts[ a ].length() > 0 )

925

987

{

926

// split this part in to it's comma-separated bits

927

String[] adr_part_parts =

928

splitValueByCharacter( adr_parts[ a ], ',' );

929

for( int b = 0; b < adr_part_parts.length; b++ )

930

if( adr_part_parts[ b ].length() > 0 )

931

{

932

if( value.length() > 0 ) value += "\n";

933

value += adr_part_parts[ b ];

934

}

988

// version 3.0 vCards allow further splitting by comma

989

if( _version.equals( "3.0" ) )

990

{

991

// split this part in to it's comma-separated bits and

992

// add them on individual lines

993

String[] adr_part_parts =

994

splitValueByCharacter( adr_parts[ a ], ',' );

995

for( int b = 0; b < adr_part_parts.length; b++ )

996

if( adr_part_parts[ b ].length() > 0 )

997

{

998

if( value.length() > 0 ) value += "\n";

999

value += adr_part_parts[ b ];

1000

}

1001

}

1002

else

1003

{

1004

// add this part on an individual line

1005

if( value.length() > 0 ) value += "\n";

1006

value += adr_parts[ a ];

1007

}

935

1008

}

936

1009

937

1010

Set< String > types = extractTypes( params, Arrays.asList(

940

1013

// add address

941

1014

int type;

942

1015

if( types.contains( "WORK" ) )

943

type = Contacts.ContactMethods.TYPE_WORK;

1016

type = TYPE_WORK;

944

1017

else

945

type = Contacts.ContactMethods.TYPE_HOME;

1018

type = TYPE_HOME;

946

1019

947

1020

addAddress( unescapeValue( value ), type );

948

1021

}

955

1028

// add address

956

1029

int type;

957

1030

if( types.contains( "WORK" ) )

958

type = Contacts.ContactMethods.TYPE_WORK;

1031

type = TYPE_WORK;

959

1032

else

960

type = Contacts.ContactMethods.TYPE_HOME;

1033

type = TYPE_HOME;

961

1034

962

1035

addAddress( unescapeValue( value ), type );

963

1036

}

964

1037

1038

private void parseNOTE( String[] params, String value )

1039

{

1040

addNote( unescapeValue( value ) );

1041

}

1042

1043

private void parseBDAY( String[] params, String value )

1044

{

1045

setBirthday( value );

1046

}

1047

965

1048

public void finaliseVcard()

966

1049

throws ParseException, ContactNotIdentifiableException

967

1050

{

968

1051

// missing version (and data is present)

969

if( _version == null && _buffers != null )

1052

if( _version == null && _content_lines != null )

970

1053

throw new ParseException( R.string.error_vcf_malformed );

971

1054

972

1055

// finalise the parent class

975

1058

976

1059

/**

977

1060

* Amongst the params, find the value of the first, only, of any with

978

* the specified name

1061

* the specified name.

1062

*

979

1063

* @param params

980

1064

* @param name

981

1065

* @return a value, or null

987

1071

}

988

1072

989

1073

/**

990

* Amongst the params, find the values of any with the specified name

1074

* Amongst the params, find the values of any with the specified name.

1075

*

991

1076

* @param params

992

1077

* @param name

993

1078

* @return an array of values, or null

997

1082

HashSet< String > ret = new HashSet< String >();

998

1083

999

1084

Pattern p = Pattern.compile(

1000

"^" + name + "[ \\t]*=[ \\t]*(\"?)(.*)\\1$" );

1085

"^" + name + "[ \\t]*=[ \\t]*(\"?)(.*)\\1$",

1086

Pattern.CASE_INSENSITIVE );

1001

1087

for( int i = 0; i < params.length; i++ ) {

1002

1088

Matcher m = p.matcher( params[ i ] );

1003

1089

if( m.matches() )

1008

1094

}

1009

1095

1010

1096

/**

1011

* Amongst the params, return any type values present. For v2.1 vCards,

1012

* those types are just parameters. For v3.0, they are prefixed with

1013

* "TYPE=". There may also be multiple type parameters.

1014

* @param params

1015

* @param a list of type values to look for

1097

* Amongst the params, return any type values present. For v2.1 vCards,

1098

* those types are just parameters. For v3.0, they are prefixed with

1099

* "TYPE=". There may also be multiple type parameters.

1100

*

1101

* @param params an array of params to look for types in

1102

* @param valid_types an list of upper-case type values to look for

1016

1103

* @return a set of present type values

1017

1104

*/

1018

1105

private Set< String > extractTypes( String[] params,

1024

1111

String type_params[] = checkParams( params, "TYPE" );

1025

1112

for( int a = 0; a < type_params.length; a++ )

1026

1113

{

1027

// check for a comma-separated list of types (why? this isn't in

1028

// the specs!)

1114

// check for a comma-separated list of types (why? I don't think

1115

// this is in the specs!)

1029

1116

String[] parts = type_params[ a ].split( "," );

1030

for( int i = 0; i < parts.length; i++ )

1031

if( valid_types.contains( parts[ i ] ) )

1032

types.add( parts[ i ] );

1117

for( int i = 0; i < parts.length; i++ ) {

1118

String ucpart = parts[ i ].toUpperCase( Locale.US );

1119

if( valid_types.contains( ucpart ) )

1120

types.add( ucpart );

1121

}

1033

1122

}

1034

1123

1035

1124

// get 2.1-style type param

1036

1125

if( _version.equals( "2.1" ) ) {

1037

for( int i = 1; i < params.length; i++ )

1038

if( valid_types.contains( params[ i ] ) )

1039

types.add( params[ i ] );

1126

for( int i = 1; i < params.length; i++ ) {

1127

String ucparam = params[ i ].toUpperCase( Locale.US );

1128

if( valid_types.contains( ucparam ) )

1129

types.add( ucparam );

1130

}

1040

1131

}

1041

1132

1042

1133

return types;

1064

1155

else if( ch == '=' && i == in.limit() - 1 )

1065

1156

{

1066

1157

// we found a '=' at the end of a line signifying a multi-

1067

// line string, so we don't add it.

1158

// line string, so we don't add it

1068

1159

another = true;

1069

1160

continue;

1070

1161

}