row}, cols: \n" ); $values = $rowresult->columns; asort( $values ); foreach ( $values as $k=>$v ) { echo( " {$k} => {$v->value}\n" ); } } $socket = new TSocket( 'localhost', 9090 ); $socket->setSendTimeout( 10000 ); // Ten seconds (too long for production, but this is just a demo ;) $socket->setRecvTimeout( 20000 ); // Twenty seconds $transport = new TBufferedTransport( $socket ); $protocol = new TBinaryProtocol( $transport ); $client = new HbaseClient( $protocol ); $transport->open(); $t = 'demo_table'; ?> DemoClient
getTableNames();
sort( $tables );
foreach ( $tables as $name ) {
  echo( "  found: {$name}\n" );
  if ( $name == $t ) {
    if ($client->isTableEnabled( $name )) {
      echo( "    disabling table: {$name}\n");
      $client->disableTable( $name );
    }
    echo( "    deleting table: {$name}\n" );
    $client->deleteTable( $name );
  }
}

#
# Create the demo table with two column families, entry: and unused:
#
$columns = array(
  new ColumnDescriptor( array(
    'name' => 'entry:',
    'maxVersions' => 10
  ) ),
  new ColumnDescriptor( array(
    'name' => 'unused:'
  ) )
);

echo( "creating table: {$t}\n" );
try {
  $client->createTable( $t, $columns );
} catch ( AlreadyExists $ae ) {
  echo( "WARN: {$ae->message}\n" );
}

echo( "column families in {$t}:\n" );
$descriptors = $client->getColumnDescriptors( $t );
asort( $descriptors );
foreach ( $descriptors as $col ) {
  echo( "  column: {$col->name}, maxVer: {$col->maxVersions}\n" );
}
$dummy_attributes = array();
#
# Test UTF-8 handling
#
$invalid = "foo-\xfc\xa1\xa1\xa1\xa1\xa1";
$valid = "foo-\xE7\x94\x9F\xE3\x83\x93\xE3\x83\xBC\xE3\x83\xAB";

# non-utf8 is fine for data
$mutations = array(
  new Mutation( array(
    'column' => 'entry:foo',
    'value' => $invalid
  ) ),
);
$client->mutateRow( $t, "foo", $mutations, $dummy_attributes );

# try empty strings
$mutations = array(
  new Mutation( array(
    'column' => 'entry:',
    'value' => ""
  ) ),
);
$client->mutateRow( $t, "", $mutations, $dummy_attributes );

# this row name is valid utf8
$mutations = array(
  new Mutation( array(
    'column' => 'entry:foo',
    'value' => $valid
  ) ),
);
$client->mutateRow( $t, $valid, $mutations, $dummy_attributes );

# non-utf8 is not allowed in row names
try {
  $mutations = array(
    new Mutation( array(
      'column' => 'entry:foo',
      'value' => $invalid
    ) ),
  );
  $client->mutateRow( $t, $invalid, $mutations, $dummy_attributes );
  throw new Exception( "shouldn't get here!" );
} catch ( IOError $e ) {
  echo( "expected error: {$e->message}\n" );
}

# Run a scanner on the rows we just created
echo( "Starting scanner...\n" );
$scanner = $client->scannerOpen( $t, "", array( "entry:" ), $dummy_attributes );
try {
  while (true) printRow( $client->scannerGet( $scanner ) );
} catch ( NotFound $nf ) {
  $client->scannerClose( $scanner );
  echo( "Scanner finished\n" );
}

#
# Run some operations on a bunch of rows.
#
for ($e=100; $e>=0; $e--) {

  # format row keys as "00000" to "00100"
  $row = str_pad( $e, 5, '0', STR_PAD_LEFT );

  $mutations = array(
    new Mutation( array(
      'column' => 'unused:',
      'value' => "DELETE_ME"
    ) ),
  );
  $client->mutateRow( $t, $row, $mutations, $dummy_attributes );
  printRow( $client->getRow( $t, $row, $dummy_attributes ));
  $client->deleteAllRow( $t, $row, $dummy_attributes );

  $mutations = array(
    new Mutation( array(
      'column' => 'entry:num',
      'value' => "0"
    ) ),
    new Mutation( array(
      'column' => 'entry:foo',
      'value' => "FOO"
    ) ),
  );
  $client->mutateRow( $t, $row, $mutations, $dummy_attributes );
  printRow( $client->getRow( $t, $row, $dummy_attributes ));

  $mutations = array(
    new Mutation( array(
      'column' => 'entry:foo',
      'isDelete' => 1
    ) ),
    new Mutation( array(
      'column' => 'entry:num',
      'value' => '-1'
    ) ),
  );
  $client->mutateRow( $t, $row, $mutations, $dummy_attributes );
  printRow( $client->getRow( $t, $row, $dummy_attributes ) );

  $mutations = array(
    new Mutation( array(
      'column' => "entry:num",
      'value' => $e
    ) ),
    new Mutation( array(
      'column' => "entry:sqr",
      'value' => $e * $e
    ) ),
  );
  $client->mutateRow( $t, $row, $mutations, $dummy_attributes );
  printRow( $client->getRow( $t, $row, $dummy_attributes ));
  
  $mutations = array(
    new Mutation( array(
      'column' => 'entry:num',
      'value' => '-999'
    ) ),
    new Mutation( array(
      'column' => 'entry:sqr',
      'isDelete' => 1
    ) ),
  );
  $client->mutateRowTs( $t, $row, $mutations, 1, $dummy_attributes ); # shouldn't override latest
  printRow( $client->getRow( $t, $row, $dummy_attributes ) );

  $versions = $client->getVer( $t, $row, "entry:num", 10, $dummy_attributes );
  echo( "row: {$row}, values: \n" );
  foreach ( $versions as $v ) echo( "  {$v->value};\n" );
  
  try {
    $client->get( $t, $row, "entry:foo", $dummy_attributes );
    throw new Exception ( "shouldn't get here! " );
  } catch ( NotFound $nf ) {
    # blank
  }

}

$columns = array();
foreach ( $client->getColumnDescriptors($t) as $col=>$desc ) {
  echo("column with name: {$desc->name}\n");
  $columns[] = $desc->name.":";
}

echo( "Starting scanner...\n" );
$scanner = $client->scannerOpenWithStop( $t, "00020", "00040", $columns, $dummy_attributes );
try {
  while (true) printRow( $client->scannerGet( $scanner ) );
} catch ( NotFound $nf ) {
  $client->scannerClose( $scanner );
  echo( "Scanner finished\n" );
}
  
$transport->close();

?>