Examples with CellScanner org.apache.hadoop.hbase.CellScanner used on opensource projects

Example 51 with CellScanner

use of org.apache.hadoop.hbase.CellScanner in project hbase by apache.

the class TestVisibilityLabels method testSimpleVisibilityLabelsWithUniCodeCharacters.

@Test
public void testSimpleVisibilityLabelsWithUniCodeCharacters() throws Exception {
    TableName tableName = TableName.valueOf(TEST_NAME.getMethodName());
    try (Table table = createTableAndWriteDataWithLabels(tableName, SECRET + "|" + CellVisibility.quote(COPYRIGHT), "(" + CellVisibility.quote(COPYRIGHT) + "&" + CellVisibility.quote(ACCENT) + ")|" + CONFIDENTIAL, CellVisibility.quote(UNICODE_VIS_TAG) + "&" + SECRET)) {
        Scan s = new Scan();
        s.setAuthorizations(new Authorizations(SECRET, CONFIDENTIAL, PRIVATE, COPYRIGHT, ACCENT, UNICODE_VIS_TAG));
        ResultScanner scanner = table.getScanner(s);
        Result[] next = scanner.next(3);
        assertTrue(next.length == 3);
        CellScanner cellScanner = next[0].cellScanner();
        cellScanner.advance();
        Cell current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row1, 0, row1.length));
        cellScanner = next[1].cellScanner();
        cellScanner.advance();
        current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row2, 0, row2.length));
        cellScanner = next[2].cellScanner();
        cellScanner.advance();
        current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row3, 0, row3.length));
    }
}

Example 52 with CellScanner

use of org.apache.hadoop.hbase.CellScanner in project hbase by apache.

the class TestVisibilityLabels method testAuthorizationsWithSpecialUnicodeCharacters.

@Test
public void testAuthorizationsWithSpecialUnicodeCharacters() throws Exception {
    TableName tableName = TableName.valueOf(TEST_NAME.getMethodName());
    try (Table table = createTableAndWriteDataWithLabels(tableName, CellVisibility.quote(UC1) + "|" + CellVisibility.quote(UC2), CellVisibility.quote(UC1), CellVisibility.quote(UNICODE_VIS_TAG))) {
        Scan s = new Scan();
        s.setAuthorizations(new Authorizations(UC1, UC2, ACCENT, UNICODE_VIS_TAG));
        ResultScanner scanner = table.getScanner(s);
        Result[] next = scanner.next(3);
        assertTrue(next.length == 3);
        CellScanner cellScanner = next[0].cellScanner();
        cellScanner.advance();
        Cell current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row1, 0, row1.length));
        cellScanner = next[1].cellScanner();
        cellScanner.advance();
        current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row2, 0, row2.length));
        cellScanner = next[2].cellScanner();
        cellScanner.advance();
        current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row3, 0, row3.length));
    }
}

Example 53 with CellScanner

use of org.apache.hadoop.hbase.CellScanner in project hbase by apache.

the class TestVisibilityLabelsWithDeletes method testDeleteFamilyAndDeleteColumnsWithAndWithoutVisibilityExp.

@Test
public void testDeleteFamilyAndDeleteColumnsWithAndWithoutVisibilityExp() throws Exception {
    setAuths();
    final TableName tableName = TableName.valueOf(TEST_NAME.getMethodName());
    try (Table table = doPuts(tableName)) {
        TEST_UTIL.getAdmin().flush(tableName);
        PrivilegedExceptionAction<Void> actiona = new PrivilegedExceptionAction<Void>() {

            @Override
            public Void run() throws Exception {
                Delete d1 = new Delete(row1);
                d1.addFamily(fam);
                Delete d2 = new Delete(row1);
                d2.setCellVisibility(new CellVisibility(SECRET + "&" + TOPSECRET));
                d2.addColumns(fam, qual);
                try (Connection connection = ConnectionFactory.createConnection(conf);
                    Table table = connection.getTable(tableName)) {
                    table.delete(createList(d1, d2));
                } catch (Throwable t) {
                    throw new IOException(t);
                }
                return null;
            }
        };
        SUPERUSER.runAs(actiona);
        Scan s = new Scan();
        s.setMaxVersions(5);
        s.setAuthorizations(new Authorizations(SECRET, PRIVATE, CONFIDENTIAL, TOPSECRET));
        ResultScanner scanner = table.getScanner(s);
        Result[] next = scanner.next(3);
        assertTrue(next.length == 2);
        CellScanner cellScanner = next[0].cellScanner();
        cellScanner.advance();
        Cell current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row1, 0, row1.length));
        assertEquals(current.getTimestamp(), 127l);
        cellScanner.advance();
        current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row1, 0, row1.length));
        assertEquals(current.getTimestamp(), 126l);
        cellScanner.advance();
        current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row1, 0, row1.length));
        assertEquals(current.getTimestamp(), 124l);
        cellScanner.advance();
        current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row1, 0, row1.length));
        assertEquals(current.getTimestamp(), 123l);
        cellScanner = next[1].cellScanner();
        cellScanner.advance();
        current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row2, 0, row2.length));
        scanner.close();
    }
}

Example 54 with CellScanner

use of org.apache.hadoop.hbase.CellScanner in project hbase by apache.

the class TestVisibilityLabelsWithDeletes method testDeleteColumnswithMultipleColumnsWithMultipleVersions.

@Test
public void testDeleteColumnswithMultipleColumnsWithMultipleVersions() throws Exception {
    setAuths();
    final TableName tableName = TableName.valueOf(TEST_NAME.getMethodName());
    try (Table table = doPutsWithDiffCols(tableName)) {
        TEST_UTIL.getAdmin().flush(tableName);
        PrivilegedExceptionAction<Void> actiona = new PrivilegedExceptionAction<Void>() {

            @Override
            public Void run() throws Exception {
                Delete d = new Delete(row1);
                d.setCellVisibility(new CellVisibility(SECRET + "&" + TOPSECRET));
                d.addColumns(fam, qual, 125l);
                try (Connection connection = ConnectionFactory.createConnection(conf);
                    Table table = connection.getTable(tableName)) {
                    table.delete(d);
                } catch (Throwable t) {
                    throw new IOException(t);
                }
                return null;
            }
        };
        SUPERUSER.runAs(actiona);
        TEST_UTIL.getAdmin().flush(tableName);
        Scan s = new Scan();
        s.setMaxVersions(5);
        s.setAuthorizations(new Authorizations(SECRET, PRIVATE, CONFIDENTIAL, TOPSECRET));
        ResultScanner scanner = table.getScanner(s);
        Result[] next = scanner.next(3);
        assertTrue(next.length == 1);
        CellScanner cellScanner = next[0].cellScanner();
        cellScanner.advance();
        Cell current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row1, 0, row1.length));
        assertEquals(current.getTimestamp(), 124l);
        cellScanner.advance();
        current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row1, 0, row1.length));
        assertEquals(current.getTimestamp(), 123l);
        cellScanner.advance();
        current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row1, 0, row1.length));
        assertTrue(Bytes.equals(current.getQualifierArray(), current.getQualifierOffset(), current.getQualifierLength(), qual1, 0, qual1.length));
        assertEquals(current.getTimestamp(), 126l);
        cellScanner.advance();
        current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row1, 0, row1.length));
        assertEquals(current.getTimestamp(), 127l);
        assertTrue(Bytes.equals(current.getQualifierArray(), current.getQualifierOffset(), current.getQualifierLength(), qual2, 0, qual2.length));
    }
}

Example 55 with CellScanner

use of org.apache.hadoop.hbase.CellScanner in project hbase by apache.

the class TestVisibilityLabelsWithDeletes method testVisibilityLabelsWithDeleteColumnsWithMultipleVersionsNoTimestamp.

@Test
public void testVisibilityLabelsWithDeleteColumnsWithMultipleVersionsNoTimestamp() throws Exception {
    setAuths();
    final TableName tableName = TableName.valueOf(TEST_NAME.getMethodName());
    try (Table table = doPuts(tableName)) {
        TEST_UTIL.getAdmin().flush(tableName);
        PrivilegedExceptionAction<Void> actiona = new PrivilegedExceptionAction<Void>() {

            @Override
            public Void run() throws Exception {
                try (Connection connection = ConnectionFactory.createConnection(conf);
                    Table table = connection.getTable(tableName)) {
                    Delete d1 = new Delete(row1);
                    d1.setCellVisibility(new CellVisibility(CONFIDENTIAL));
                    d1.addColumns(fam, qual);
                    table.delete(d1);
                    Delete d2 = new Delete(row1);
                    d2.setCellVisibility(new CellVisibility(SECRET + "&" + TOPSECRET));
                    d2.addColumns(fam, qual);
                    table.delete(d2);
                    Delete d3 = new Delete(row1);
                    d3.setCellVisibility(new CellVisibility("(" + PRIVATE + "&" + CONFIDENTIAL + ")|(" + SECRET + "&" + TOPSECRET + ")"));
                    d3.addColumns(fam, qual);
                    table.delete(d3);
                } catch (Throwable t) {
                    throw new IOException(t);
                }
                return null;
            }
        };
        SUPERUSER.runAs(actiona);
        Scan s = new Scan();
        s.setMaxVersions(5);
        s.setAuthorizations(new Authorizations(SECRET, PRIVATE, CONFIDENTIAL, TOPSECRET));
        ResultScanner scanner = table.getScanner(s);
        Result[] next = scanner.next(3);
        assertEquals(1, next.length);
        CellScanner cellScanner = next[0].cellScanner();
        cellScanner.advance();
        Cell current = cellScanner.current();
        assertTrue(Bytes.equals(current.getRowArray(), current.getRowOffset(), current.getRowLength(), row2, 0, row2.length));
    }
}