| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.phoenix.jdbc; |
| |
| import java.io.InputStream; |
| import java.io.Reader; |
| import java.math.BigDecimal; |
| import java.net.MalformedURLException; |
| import java.net.URL; |
| import java.sql.Array; |
| import java.sql.Blob; |
| import java.sql.Clob; |
| import java.sql.Date; |
| import java.sql.NClob; |
| import java.sql.Ref; |
| import java.sql.ResultSet; |
| import java.sql.ResultSetMetaData; |
| import java.sql.RowId; |
| import java.sql.SQLException; |
| import java.sql.SQLFeatureNotSupportedException; |
| import java.sql.SQLWarning; |
| import java.sql.SQLXML; |
| import java.sql.Time; |
| import java.sql.Timestamp; |
| import java.text.Format; |
| import java.util.Calendar; |
| import java.util.Map; |
| |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| import org.apache.hadoop.hbase.io.ImmutableBytesWritable; |
| import org.apache.phoenix.compile.ColumnProjector; |
| import org.apache.phoenix.compile.RowProjector; |
| import org.apache.phoenix.compile.StatementContext; |
| import org.apache.phoenix.exception.SQLExceptionCode; |
| import org.apache.phoenix.exception.SQLExceptionInfo; |
| import org.apache.phoenix.iterate.ResultIterator; |
| import org.apache.phoenix.monitoring.OverAllQueryMetrics; |
| import org.apache.phoenix.monitoring.ReadMetricQueue; |
| import org.apache.phoenix.schema.tuple.ResultTuple; |
| import org.apache.phoenix.schema.tuple.Tuple; |
| import org.apache.phoenix.schema.types.PBoolean; |
| import org.apache.phoenix.schema.types.PDataType; |
| import org.apache.phoenix.schema.types.PDate; |
| import org.apache.phoenix.schema.types.PDecimal; |
| import org.apache.phoenix.schema.types.PDouble; |
| import org.apache.phoenix.schema.types.PFloat; |
| import org.apache.phoenix.schema.types.PInteger; |
| import org.apache.phoenix.schema.types.PLong; |
| import org.apache.phoenix.schema.types.PSmallint; |
| import org.apache.phoenix.schema.types.PTime; |
| import org.apache.phoenix.schema.types.PTimestamp; |
| import org.apache.phoenix.schema.types.PTinyint; |
| import org.apache.phoenix.schema.types.PVarbinary; |
| import org.apache.phoenix.schema.types.PVarchar; |
| import org.apache.phoenix.util.SQLCloseable; |
| |
| import com.google.common.annotations.VisibleForTesting; |
| |
| |
| |
| /** |
| * |
| * JDBC ResultSet implementation of Phoenix. |
| * Currently only the following data types are supported: |
| * - String |
| * - Date |
| * - Time |
| * - Timestamp |
| * - BigDecimal |
| * - Double |
| * - Float |
| * - Int |
| * - Short |
| * - Long |
| * - Binary |
| * - Array - 1D |
| * None of the update or delete methods are supported. |
| * The ResultSet only supports the following options: |
| * - ResultSet.FETCH_FORWARD |
| * - ResultSet.CONCUR_READ_ONLY |
| * - ResultSet.TYPE_FORWARD_ONLY |
| * - ResultSet.CLOSE_CURSORS_AT_COMMIT |
| * |
| * |
| * @since 0.1 |
| */ |
| public class PhoenixResultSet implements ResultSet, SQLCloseable { |
| |
| private static final Log LOG = LogFactory.getLog(PhoenixResultSet.class); |
| |
| private final static String STRING_FALSE = "0"; |
| private final static BigDecimal BIG_DECIMAL_FALSE = BigDecimal.valueOf(0); |
| private final static Integer INTEGER_FALSE = Integer.valueOf(0); |
| private final static Tuple BEFORE_FIRST = ResultTuple.EMPTY_TUPLE; |
| |
| private final ResultIterator scanner; |
| private final RowProjector rowProjector; |
| private final PhoenixStatement statement; |
| private final StatementContext context; |
| private final ReadMetricQueue readMetricsQueue; |
| private final OverAllQueryMetrics overAllQueryMetrics; |
| private final ImmutableBytesWritable ptr = new ImmutableBytesWritable(); |
| |
| private Tuple currentRow = BEFORE_FIRST; |
| private boolean isClosed = false; |
| private boolean wasNull = false; |
| private boolean firstRecordRead = false; |
| |
| public PhoenixResultSet(ResultIterator resultIterator, RowProjector rowProjector, StatementContext ctx) throws SQLException { |
| this.rowProjector = rowProjector; |
| this.scanner = resultIterator; |
| this.context = ctx; |
| this.statement = context.getStatement(); |
| this.readMetricsQueue = context.getReadMetricsQueue(); |
| this.overAllQueryMetrics = context.getOverallQueryMetrics(); |
| } |
| |
| @Override |
| public boolean absolute(int row) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void afterLast() throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void beforeFirst() throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void cancelRowUpdates() throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void clearWarnings() throws SQLException { |
| } |
| |
| @Override |
| public void close() throws SQLException { |
| if (isClosed) { return; } |
| try { |
| scanner.close(); |
| } finally { |
| isClosed = true; |
| statement.getResultSets().remove(this); |
| overAllQueryMetrics.endQuery(); |
| overAllQueryMetrics.stopResultSetWatch(); |
| } |
| } |
| |
| @Override |
| public void deleteRow() throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public int findColumn(String columnLabel) throws SQLException { |
| Integer index = rowProjector.getColumnIndex(columnLabel); |
| return index + 1; |
| } |
| |
| @Override |
| public boolean first() throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public Array getArray(int columnIndex) throws SQLException { |
| checkCursorState(); |
| // Get the value using the expected type instead of trying to coerce to VARCHAR. |
| // We can't coerce using our formatter because we don't have enough context in PDataType. |
| ColumnProjector projector = rowProjector.getColumnProjector(columnIndex-1); |
| Array value = (Array)projector.getValue(currentRow, projector.getExpression().getDataType(), ptr); |
| wasNull = (value == null); |
| return value; |
| } |
| |
| @Override |
| public Array getArray(String columnLabel) throws SQLException { |
| return getArray(findColumn(columnLabel)); |
| } |
| |
| @Override |
| public InputStream getAsciiStream(int columnIndex) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public InputStream getAsciiStream(String columnLabel) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| private void checkOpen() throws SQLException { |
| if (isClosed) { |
| throw new SQLExceptionInfo.Builder(SQLExceptionCode.RESULTSET_CLOSED).build().buildException(); |
| } |
| } |
| |
| private void checkCursorState() throws SQLException { |
| checkOpen(); |
| if (currentRow == BEFORE_FIRST) { |
| throw new SQLExceptionInfo.Builder(SQLExceptionCode.CURSOR_BEFORE_FIRST_ROW).build().buildException(); |
| }else if (currentRow == null) { |
| throw new SQLExceptionInfo.Builder(SQLExceptionCode.CURSOR_PAST_LAST_ROW).build().buildException(); |
| } |
| } |
| |
| @Override |
| public BigDecimal getBigDecimal(int columnIndex) throws SQLException { |
| checkCursorState(); |
| BigDecimal value = (BigDecimal)rowProjector.getColumnProjector(columnIndex-1).getValue(currentRow, |
| PDecimal.INSTANCE, ptr); |
| wasNull = (value == null); |
| return value; |
| } |
| |
| @Override |
| public BigDecimal getBigDecimal(String columnLabel) throws SQLException { |
| return getBigDecimal(findColumn(columnLabel)); |
| } |
| |
| @Override |
| public BigDecimal getBigDecimal(int columnIndex, int scale) throws SQLException { |
| BigDecimal value = getBigDecimal(columnIndex); |
| if (wasNull) { |
| return null; |
| } |
| return value.setScale(scale); |
| } |
| |
| @Override |
| public BigDecimal getBigDecimal(String columnLabel, int scale) throws SQLException { |
| return getBigDecimal(findColumn(columnLabel), scale); |
| } |
| |
| @Override |
| public InputStream getBinaryStream(int columnIndex) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public InputStream getBinaryStream(String columnLabel) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public Blob getBlob(int columnIndex) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public Blob getBlob(String columnLabel) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public boolean getBoolean(int columnIndex) throws SQLException { |
| checkCursorState(); |
| ColumnProjector colProjector = rowProjector.getColumnProjector(columnIndex-1); |
| PDataType type = colProjector.getExpression().getDataType(); |
| Object value = colProjector.getValue(currentRow, type, ptr); |
| wasNull = (value == null); |
| if (value == null) { |
| return false; |
| } |
| if (type == PBoolean.INSTANCE) { |
| return Boolean.TRUE.equals(value); |
| } else if (type == PVarchar.INSTANCE) { |
| return !STRING_FALSE.equals(value); |
| } else if (type == PInteger.INSTANCE) { |
| return !INTEGER_FALSE.equals(value); |
| } else if (type == PDecimal.INSTANCE) { |
| return !BIG_DECIMAL_FALSE.equals(value); |
| } else { |
| throw new SQLExceptionInfo.Builder(SQLExceptionCode.CANNOT_CALL_METHOD_ON_TYPE) |
| .setMessage("Method: getBoolean; Type:" + type).build().buildException(); |
| } |
| } |
| |
| @Override |
| public boolean getBoolean(String columnLabel) throws SQLException { |
| return getBoolean(findColumn(columnLabel)); |
| } |
| |
| @Override |
| public byte[] getBytes(int columnIndex) throws SQLException { |
| checkCursorState(); |
| byte[] value = (byte[])rowProjector.getColumnProjector(columnIndex-1).getValue(currentRow, |
| PVarbinary.INSTANCE, ptr); |
| wasNull = (value == null); |
| return value; |
| } |
| |
| @Override |
| public byte[] getBytes(String columnLabel) throws SQLException { |
| return getBytes(findColumn(columnLabel)); |
| } |
| |
| @Override |
| public byte getByte(int columnIndex) throws SQLException { |
| // throw new SQLFeatureNotSupportedException(); |
| checkCursorState(); |
| Byte value = (Byte)rowProjector.getColumnProjector(columnIndex-1).getValue(currentRow, |
| PTinyint.INSTANCE, ptr); |
| wasNull = (value == null); |
| if (value == null) { |
| return 0; |
| } |
| return value; |
| } |
| |
| @Override |
| public byte getByte(String columnLabel) throws SQLException { |
| return getByte(findColumn(columnLabel)); |
| } |
| |
| @Override |
| public Reader getCharacterStream(int columnIndex) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public Reader getCharacterStream(String columnLabel) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public Clob getClob(int columnIndex) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public Clob getClob(String columnLabel) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public int getConcurrency() throws SQLException { |
| return ResultSet.CONCUR_READ_ONLY; |
| } |
| |
| @Override |
| public String getCursorName() throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public Date getDate(int columnIndex) throws SQLException { |
| checkCursorState(); |
| Date value = (Date)rowProjector.getColumnProjector(columnIndex-1).getValue(currentRow, |
| PDate.INSTANCE, ptr); |
| wasNull = (value == null); |
| if (value == null) { |
| return null; |
| } |
| return value; |
| } |
| |
| @Override |
| public Date getDate(String columnLabel) throws SQLException { |
| return getDate(findColumn(columnLabel)); |
| } |
| |
| @Override |
| public Date getDate(int columnIndex, Calendar cal) throws SQLException { |
| checkCursorState(); |
| Date value = (Date)rowProjector.getColumnProjector(columnIndex-1).getValue(currentRow, |
| PDate.INSTANCE, ptr); |
| wasNull = (value == null); |
| if (wasNull) { |
| return null; |
| } |
| cal.setTime(value); |
| return new Date(cal.getTimeInMillis()); |
| } |
| |
| @Override |
| public Date getDate(String columnLabel, Calendar cal) throws SQLException { |
| return getDate(findColumn(columnLabel), cal); |
| } |
| |
| @Override |
| public double getDouble(int columnIndex) throws SQLException { |
| checkCursorState(); |
| Double value = (Double)rowProjector.getColumnProjector(columnIndex-1).getValue(currentRow, |
| PDouble.INSTANCE, ptr); |
| wasNull = (value == null); |
| if (value == null) { |
| return 0; |
| } |
| return value; |
| } |
| |
| @Override |
| public double getDouble(String columnLabel) throws SQLException { |
| return getDouble(findColumn(columnLabel)); |
| } |
| |
| @Override |
| public int getFetchDirection() throws SQLException { |
| return ResultSet.FETCH_FORWARD; |
| } |
| |
| @Override |
| public int getFetchSize() throws SQLException { |
| return statement.getFetchSize(); |
| } |
| |
| @Override |
| public float getFloat(int columnIndex) throws SQLException { |
| checkCursorState(); |
| Float value = (Float)rowProjector.getColumnProjector(columnIndex-1).getValue(currentRow, |
| PFloat.INSTANCE, ptr); |
| wasNull = (value == null); |
| if (value == null) { |
| return 0; |
| } |
| return value; |
| } |
| |
| @Override |
| public float getFloat(String columnLabel) throws SQLException { |
| return getFloat(findColumn(columnLabel)); |
| } |
| |
| @Override |
| public int getHoldability() throws SQLException { |
| return ResultSet.CLOSE_CURSORS_AT_COMMIT; |
| } |
| |
| @Override |
| public int getInt(int columnIndex) throws SQLException { |
| checkCursorState(); |
| Integer value = (Integer)rowProjector.getColumnProjector(columnIndex-1).getValue(currentRow, |
| PInteger.INSTANCE, ptr); |
| wasNull = (value == null); |
| if (value == null) { |
| return 0; |
| } |
| return value; |
| } |
| |
| @Override |
| public int getInt(String columnLabel) throws SQLException { |
| return getInt(findColumn(columnLabel)); |
| } |
| |
| @Override |
| public long getLong(int columnIndex) throws SQLException { |
| checkCursorState(); |
| Long value = (Long)rowProjector.getColumnProjector(columnIndex-1).getValue(currentRow, |
| PLong.INSTANCE, ptr); |
| wasNull = (value == null); |
| if (value == null) { |
| return 0; |
| } |
| return value; |
| } |
| |
| @Override |
| public long getLong(String columnLabel) throws SQLException { |
| return getLong(findColumn(columnLabel)); |
| } |
| |
| @Override |
| public ResultSetMetaData getMetaData() throws SQLException { |
| return new PhoenixResultSetMetaData(statement.getConnection(), rowProjector); |
| } |
| |
| @Override |
| public Reader getNCharacterStream(int columnIndex) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public Reader getNCharacterStream(String columnLabel) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public NClob getNClob(int columnIndex) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public NClob getNClob(String columnLabel) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public String getNString(int columnIndex) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public String getNString(String columnLabel) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public Object getObject(int columnIndex) throws SQLException { |
| checkCursorState(); |
| ColumnProjector projector = rowProjector.getColumnProjector(columnIndex-1); |
| Object value = projector.getValue(currentRow, projector.getExpression().getDataType(), ptr); |
| wasNull = (value == null); |
| return value; |
| } |
| |
| @Override |
| public Object getObject(String columnLabel) throws SQLException { |
| return getObject(findColumn(columnLabel)); |
| } |
| |
| @Override |
| public Object getObject(int columnIndex, Map<String, Class<?>> map) throws SQLException { |
| return getObject(columnIndex); // Just ignore map since we only support built-in types |
| } |
| |
| @Override |
| public Object getObject(String columnLabel, Map<String, Class<?>> map) throws SQLException { |
| return getObject(findColumn(columnLabel), map); |
| } |
| |
| @Override |
| public Ref getRef(int columnIndex) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public Ref getRef(String columnLabel) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public int getRow() throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public RowId getRowId(int columnIndex) throws SQLException { |
| // TODO: support? |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public RowId getRowId(String columnLabel) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public SQLXML getSQLXML(int columnIndex) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public SQLXML getSQLXML(String columnLabel) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public short getShort(int columnIndex) throws SQLException { |
| checkCursorState(); |
| Short value = (Short)rowProjector.getColumnProjector(columnIndex-1).getValue(currentRow, PSmallint.INSTANCE, ptr); |
| wasNull = (value == null); |
| if (value == null) { |
| return 0; |
| } |
| return value; |
| } |
| |
| @Override |
| public short getShort(String columnLabel) throws SQLException { |
| return getShort(findColumn(columnLabel)); |
| } |
| |
| @Override |
| public PhoenixStatement getStatement() throws SQLException { |
| return statement; |
| } |
| |
| @Override |
| public String getString(int columnIndex) throws SQLException { |
| checkCursorState(); |
| // Get the value using the expected type instead of trying to coerce to VARCHAR. |
| // We can't coerce using our formatter because we don't have enough context in PDataType. |
| ColumnProjector projector = rowProjector.getColumnProjector(columnIndex-1); |
| PDataType type = projector.getExpression().getDataType(); |
| Object value = projector.getValue(currentRow,type, ptr); |
| if (wasNull = (value == null)) { |
| return null; |
| } |
| // Run Object through formatter to get String. |
| // This provides a simple way of getting a reasonable string representation |
| // for types like DATE and TIME |
| Format formatter = statement.getFormatter(type); |
| return formatter == null ? value.toString() : formatter.format(value); |
| } |
| |
| @Override |
| public String getString(String columnLabel) throws SQLException { |
| return getString(findColumn(columnLabel)); |
| } |
| |
| @Override |
| public Time getTime(int columnIndex) throws SQLException { |
| checkCursorState(); |
| Time value = (Time)rowProjector.getColumnProjector(columnIndex-1).getValue(currentRow, |
| PTime.INSTANCE, ptr); |
| wasNull = (value == null); |
| return value; |
| } |
| |
| @Override |
| public Time getTime(String columnLabel) throws SQLException { |
| return getTime(findColumn(columnLabel)); |
| } |
| |
| @Override |
| public Time getTime(int columnIndex, Calendar cal) throws SQLException { |
| checkCursorState(); |
| Time value = (Time)rowProjector.getColumnProjector(columnIndex-1).getValue(currentRow, |
| PTime.INSTANCE, ptr); |
| wasNull = (value == null); |
| if (value == null) { |
| return null; |
| } |
| cal.setTime(value); |
| value.setTime(cal.getTimeInMillis()); |
| return value; |
| } |
| |
| @Override |
| public Time getTime(String columnLabel, Calendar cal) throws SQLException { |
| return getTime(findColumn(columnLabel),cal); |
| } |
| |
| @Override |
| public Timestamp getTimestamp(int columnIndex) throws SQLException { |
| checkCursorState(); |
| Timestamp value = (Timestamp)rowProjector.getColumnProjector(columnIndex-1).getValue(currentRow, |
| PTimestamp.INSTANCE, ptr); |
| wasNull = (value == null); |
| return value; |
| } |
| |
| @Override |
| public Timestamp getTimestamp(String columnLabel) throws SQLException { |
| return getTimestamp(findColumn(columnLabel)); |
| } |
| |
| @Override |
| public Timestamp getTimestamp(int columnIndex, Calendar cal) throws SQLException { |
| return getTimestamp(columnIndex); |
| } |
| |
| @Override |
| public Timestamp getTimestamp(String columnLabel, Calendar cal) throws SQLException { |
| return getTimestamp(findColumn(columnLabel),cal); |
| } |
| |
| @Override |
| public int getType() throws SQLException { |
| return ResultSet.TYPE_FORWARD_ONLY; |
| } |
| |
| @Override |
| public URL getURL(int columnIndex) throws SQLException { |
| checkCursorState(); |
| String value = (String)rowProjector.getColumnProjector(columnIndex-1).getValue(currentRow, PVarchar.INSTANCE, ptr); |
| wasNull = (value == null); |
| if (value == null) { |
| return null; |
| } |
| try { |
| return new URL(value); |
| } catch (MalformedURLException e) { |
| throw new SQLExceptionInfo.Builder(SQLExceptionCode.MALFORMED_URL).setRootCause(e).build().buildException(); |
| } |
| } |
| |
| @Override |
| public URL getURL(String columnLabel) throws SQLException { |
| return getURL(findColumn(columnLabel)); |
| } |
| |
| @Override |
| public InputStream getUnicodeStream(int columnIndex) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public InputStream getUnicodeStream(String columnLabel) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public SQLWarning getWarnings() throws SQLException { |
| return null; |
| } |
| |
| @Override |
| public void insertRow() throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public boolean isAfterLast() throws SQLException { |
| return currentRow == null; |
| } |
| |
| @Override |
| public boolean isBeforeFirst() throws SQLException { |
| return currentRow == BEFORE_FIRST; |
| } |
| |
| @Override |
| public boolean isClosed() throws SQLException { |
| return isClosed; |
| } |
| |
| @Override |
| public boolean isFirst() throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public boolean isLast() throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public boolean last() throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void moveToCurrentRow() throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void moveToInsertRow() throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| public Tuple getCurrentRow() { |
| return currentRow; |
| } |
| |
| @Override |
| public boolean next() throws SQLException { |
| checkOpen(); |
| try { |
| if (!firstRecordRead) { |
| firstRecordRead = true; |
| overAllQueryMetrics.startResultSetWatch(); |
| } |
| currentRow = scanner.next(); |
| if (currentRow == null) { |
| close(); |
| } |
| rowProjector.reset(); |
| } catch (RuntimeException e) { |
| // FIXME: Expression.evaluate does not throw SQLException |
| // so this will unwrap throws from that. |
| if (e.getCause() instanceof SQLException) { |
| throw (SQLException) e.getCause(); |
| } |
| throw e; |
| } |
| if (currentRow == null) { |
| overAllQueryMetrics.endQuery(); |
| overAllQueryMetrics.stopResultSetWatch(); |
| } |
| return currentRow != null; |
| } |
| |
| @Override |
| public boolean previous() throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void refreshRow() throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public boolean relative(int rows) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public boolean rowDeleted() throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public boolean rowInserted() throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public boolean rowUpdated() throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void setFetchDirection(int direction) throws SQLException { |
| if (direction != ResultSet.FETCH_FORWARD) { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| } |
| |
| @Override |
| public void setFetchSize(int rows) throws SQLException { |
| LOG.warn("Ignoring setFetchSize(" + rows + ")"); |
| } |
| |
| @Override |
| public void updateArray(int columnIndex, Array x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateArray(String columnLabel, Array x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateAsciiStream(int columnIndex, InputStream x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateAsciiStream(String columnLabel, InputStream x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateAsciiStream(int columnIndex, InputStream x, int length) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateAsciiStream(String columnLabel, InputStream x, int length) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateAsciiStream(int columnIndex, InputStream x, long length) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateAsciiStream(String columnLabel, InputStream x, long length) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateBigDecimal(int columnIndex, BigDecimal x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateBigDecimal(String columnLabel, BigDecimal x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateBinaryStream(int columnIndex, InputStream x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateBinaryStream(String columnLabel, InputStream x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateBinaryStream(int columnIndex, InputStream x, int length) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateBinaryStream(String columnLabel, InputStream x, int length) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateBinaryStream(int columnIndex, InputStream x, long length) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateBinaryStream(String columnLabel, InputStream x, long length) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateBlob(int columnIndex, Blob x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateBlob(String columnLabel, Blob x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateBlob(int columnIndex, InputStream inputStream) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateBlob(String columnLabel, InputStream inputStream) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateBlob(int columnIndex, InputStream inputStream, long length) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateBlob(String columnLabel, InputStream inputStream, long length) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateBoolean(int columnIndex, boolean x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateBoolean(String columnLabel, boolean x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateByte(int columnIndex, byte x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateByte(String columnLabel, byte x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateBytes(int columnIndex, byte[] x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateBytes(String columnLabel, byte[] x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateCharacterStream(int columnIndex, Reader x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateCharacterStream(String columnLabel, Reader reader) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateCharacterStream(int columnIndex, Reader x, int length) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateCharacterStream(String columnLabel, Reader reader, int length) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateCharacterStream(int columnIndex, Reader x, long length) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateCharacterStream(String columnLabel, Reader reader, long length) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateClob(int columnIndex, Clob x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateClob(String columnLabel, Clob x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateClob(int columnIndex, Reader reader) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateClob(String columnLabel, Reader reader) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateClob(int columnIndex, Reader reader, long length) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateClob(String columnLabel, Reader reader, long length) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateDate(int columnIndex, Date x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateDate(String columnLabel, Date x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateDouble(int columnIndex, double x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateDouble(String columnLabel, double x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateFloat(int columnIndex, float x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateFloat(String columnLabel, float x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateInt(int columnIndex, int x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateInt(String columnLabel, int x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateLong(int columnIndex, long x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateLong(String columnLabel, long x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateNCharacterStream(int columnIndex, Reader x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateNCharacterStream(String columnLabel, Reader reader) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateNCharacterStream(int columnIndex, Reader x, long length) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateNCharacterStream(String columnLabel, Reader reader, long length) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateNClob(int columnIndex, NClob nClob) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateNClob(String columnLabel, NClob nClob) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateNClob(int columnIndex, Reader reader) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateNClob(String columnLabel, Reader reader) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateNClob(int columnIndex, Reader reader, long length) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateNClob(String columnLabel, Reader reader, long length) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateNString(int columnIndex, String nString) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateNString(String columnLabel, String nString) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateNull(int columnIndex) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateNull(String columnLabel) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateObject(int columnIndex, Object x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateObject(String columnLabel, Object x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateObject(int columnIndex, Object x, int scaleOrLength) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateObject(String columnLabel, Object x, int scaleOrLength) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateRef(int columnIndex, Ref x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateRef(String columnLabel, Ref x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateRow() throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateRowId(int columnIndex, RowId x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateRowId(String columnLabel, RowId x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateSQLXML(int columnIndex, SQLXML xmlObject) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateSQLXML(String columnLabel, SQLXML xmlObject) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateShort(int columnIndex, short x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateShort(String columnLabel, short x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateString(int columnIndex, String x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateString(String columnLabel, String x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateTime(int columnIndex, Time x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateTime(String columnLabel, Time x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateTimestamp(int columnIndex, Timestamp x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public void updateTimestamp(String columnLabel, Timestamp x) throws SQLException { |
| throw new SQLFeatureNotSupportedException(); |
| } |
| |
| @Override |
| public boolean wasNull() throws SQLException { |
| return wasNull; |
| } |
| |
| @Override |
| public boolean isWrapperFor(Class<?> iface) throws SQLException { |
| return iface.isInstance(this); |
| } |
| |
| @SuppressWarnings("unchecked") |
| @Override |
| public <T> T unwrap(Class<T> iface) throws SQLException { |
| if (!iface.isInstance(this)) { |
| throw new SQLExceptionInfo.Builder(SQLExceptionCode.CLASS_NOT_UNWRAPPABLE) |
| .setMessage(this.getClass().getName() + " not unwrappable from " + iface.getName()) |
| .build().buildException(); |
| } |
| return (T)this; |
| } |
| |
| @SuppressWarnings("unchecked") |
| @Override |
| public <T> T getObject(int columnIndex, Class<T> type) throws SQLException { |
| return (T) getObject(columnIndex); // Just ignore type since we only support built-in types |
| } |
| |
| @SuppressWarnings("unchecked") |
| @Override |
| public <T> T getObject(String columnLabel, Class<T> type) throws SQLException { |
| return (T) getObject(columnLabel); // Just ignore type since we only support built-in types |
| } |
| |
| @VisibleForTesting |
| public ResultIterator getUnderlyingIterator() { |
| return scanner; |
| } |
| |
| public Map<String, Map<String, Long>> getReadMetrics() { |
| return readMetricsQueue.aggregate(); |
| } |
| |
| public Map<String, Long> getOverAllRequestReadMetrics() { |
| return overAllQueryMetrics.publish(); |
| } |
| |
| public void resetMetrics() { |
| readMetricsQueue.clearMetrics(); |
| overAllQueryMetrics.reset(); |
| } |
| |
| public StatementContext getContext() { |
| return context; |
| } |
| |
| } |
