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TDengine

taosdata / TDengine
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T
TDengine
提交 1d336b63 编写于 作者: Z zyyang
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上级 129f98e1
隐藏空白更改
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Showing with 89 addition and 127 deletion
src/connector/jdbc/src/main/java/com/taosdata/jdbc/ColumnMetaData.java
浏览文件 @ 1d336b63
......@@ -52,4 +52,14 @@ public class ColumnMetaData {
public void setColIndex(int colIndex) {
this.colIndex = colIndex;
}
@Override
public String toString() {
return "ColumnMetaData{" +
"colType=" + colType +
", colName='" + colName + '\'' +
", colSize=" + colSize +
", colIndex=" + colIndex +
'}';
}
}
src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBConnection.java
浏览文件 @ 1d336b63
......@@ -87,11 +87,10 @@ public class TSDBConnection extends AbstractConnection {
}
public void close() throws SQLException {
if (isClosed()) {
throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_CONNECTION_CLOSED);
}
this.isClosed = true;
if (isClosed)
return;
this.connector.closeConnection();
this.isClosed = true;
}
public boolean isClosed() throws SQLException {
......
src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBJNIConnector.java
浏览文件 @ 1d336b63
/***************************************************************************
/**
* *************************************************************************
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
......@@ -11,7 +12,7 @@
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*****************************************************************************/
**************************************************************************** */
package com.taosdata.jdbc;
import com.taosdata.jdbc.utils.TaosInfo;
......@@ -20,6 +21,9 @@ import java.sql.SQLException;
import java.sql.SQLWarning;
import java.util.List;
/**
* JNI connector
* */
public class TSDBJNIConnector {
private static volatile Boolean isInitialized = false;
......
src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBResultSet.java
浏览文件 @ 1d336b63
......@@ -20,18 +20,16 @@ import java.util.ArrayList;
import java.util.List;
public class TSDBResultSet extends AbstractResultSet implements ResultSet {
private TSDBJNIConnector jniConnector;
private final TSDBJNIConnector jniConnector;
private final TSDBStatement statement;
private long resultSetPointer = 0L;
private final long resultSetPointer;
private List<ColumnMetaData> columnMetaDataList = new ArrayList<>();
private TSDBResultSetRowData rowData;
private TSDBResultSetBlockData blockData;
private final TSDBResultSetRowData rowData;
private final TSDBResultSetBlockData blockData;
private boolean batchFetch = false;
private boolean lastWasNull = false;
private final int COLUMN_INDEX_START_VALUE = 1;
private boolean isClosed;
public void setBatchFetch(boolean batchFetch) {
this.batchFetch = batchFetch;
......@@ -56,13 +54,13 @@ public class TSDBResultSet extends AbstractResultSet implements ResultSet {
int code = this.jniConnector.getSchemaMetaData(this.resultSetPointer, this.columnMetaDataList);
if (code == TSDBConstants.JNI_CONNECTION_NULL) {
throw new SQLException(TSDBConstants.FixErrMsg(TSDBConstants.JNI_CONNECTION_NULL));
throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_JNI_CONNECTION_NULL);
}
if (code == TSDBConstants.JNI_RESULT_SET_NULL) {
throw new SQLException(TSDBConstants.FixErrMsg(TSDBConstants.JNI_RESULT_SET_NULL));
throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_JNI_RESULT_SET_NULL);
}
if (code == TSDBConstants.JNI_NUM_OF_FIELDS_0) {
throw new SQLException(TSDBConstants.FixErrMsg(TSDBConstants.JNI_NUM_OF_FIELDS_0));
throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_JNI_NUM_OF_FIELDS_0);
}
this.rowData = new TSDBResultSetRowData(this.columnMetaDataList.size());
this.blockData = new TSDBResultSetBlockData(this.columnMetaDataList, this.columnMetaDataList.size());
......@@ -78,16 +76,12 @@ public class TSDBResultSet extends AbstractResultSet implements ResultSet {
this.blockData.reset();
if (code == TSDBConstants.JNI_CONNECTION_NULL) {
throw new SQLException(TSDBConstants.FixErrMsg(TSDBConstants.JNI_CONNECTION_NULL));
throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_JNI_CONNECTION_NULL);
} else if (code == TSDBConstants.JNI_RESULT_SET_NULL) {
throw new SQLException(TSDBConstants.FixErrMsg(TSDBConstants.JNI_RESULT_SET_NULL));
throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_JNI_RESULT_SET_NULL);
} else if (code == TSDBConstants.JNI_NUM_OF_FIELDS_0) {
throw new SQLException(TSDBConstants.FixErrMsg(TSDBConstants.JNI_NUM_OF_FIELDS_0));
} else if (code == TSDBConstants.JNI_FETCH_END) {
return false;
}
return true;
throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_JNI_NUM_OF_FIELDS_0);
} else return code != TSDBConstants.JNI_FETCH_END;
} else {
if (rowData != null) {
this.rowData.clear();
......@@ -95,11 +89,11 @@ public class TSDBResultSet extends AbstractResultSet implements ResultSet {
int code = this.jniConnector.fetchRow(this.resultSetPointer, this.rowData);
if (code == TSDBConstants.JNI_CONNECTION_NULL) {
throw new SQLException(TSDBConstants.FixErrMsg(TSDBConstants.JNI_CONNECTION_NULL));
throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_JNI_CONNECTION_NULL);
} else if (code == TSDBConstants.JNI_RESULT_SET_NULL) {
throw new SQLException(TSDBConstants.FixErrMsg(TSDBConstants.JNI_RESULT_SET_NULL));
throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_JNI_RESULT_SET_NULL);
} else if (code == TSDBConstants.JNI_NUM_OF_FIELDS_0) {
throw new SQLException(TSDBConstants.FixErrMsg(TSDBConstants.JNI_NUM_OF_FIELDS_0));
throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_JNI_NUM_OF_FIELDS_0);
} else if (code == TSDBConstants.JNI_FETCH_END) {
return false;
} else {
......@@ -109,14 +103,17 @@ public class TSDBResultSet extends AbstractResultSet implements ResultSet {
}
public void close() throws SQLException {
if (isClosed)
return;
if (this.jniConnector != null) {
int code = this.jniConnector.freeResultSet(this.resultSetPointer);
if (code == TSDBConstants.JNI_CONNECTION_NULL) {
throw new SQLException(TSDBConstants.FixErrMsg(TSDBConstants.JNI_CONNECTION_NULL));
throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_JNI_CONNECTION_NULL);
} else if (code == TSDBConstants.JNI_RESULT_SET_NULL) {
throw new SQLException(TSDBConstants.FixErrMsg(TSDBConstants.JNI_RESULT_SET_NULL));
throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_JNI_RESULT_SET_NULL);
}
}
isClosed = true;
}
public boolean wasNull() throws SQLException {
......@@ -415,8 +412,8 @@ public class TSDBResultSet extends AbstractResultSet implements ResultSet {
}
public boolean isClosed() throws SQLException {
//TODO: check if need release resources
boolean isClosed = true;
if (isClosed)
return true;
if (jniConnector != null) {
isClosed = jniConnector.isResultsetClosed();
}
......@@ -429,14 +426,12 @@ public class TSDBResultSet extends AbstractResultSet implements ResultSet {
}
private int getTrueColumnIndex(int columnIndex) throws SQLException {
if (columnIndex < this.COLUMN_INDEX_START_VALUE) {
throw new SQLException("Column Index out of range, " + columnIndex + " < " + this.COLUMN_INDEX_START_VALUE);
}
if (columnIndex < 1)
throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_PARAMETER_INDEX_OUT_RANGE, "columnIndex(" + columnIndex + "): < 1");
int numOfCols = this.columnMetaDataList.size();
if (columnIndex > numOfCols) {
throw new SQLException("Column Index out of range, " + columnIndex + " > " + numOfCols);
}
if (columnIndex > numOfCols)
throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_PARAMETER_INDEX_OUT_RANGE, "columnIndex: " + columnIndex);
return columnIndex - 1;
}
}
src/connector/jdbc/src/main/java/com/taosdata/jdbc/TSDBStatement.java
浏览文件 @ 1d336b63
......@@ -73,11 +73,11 @@ public class TSDBStatement extends AbstractStatement {
}
public void close() throws SQLException {
if (!isClosed) {
if (this.resultSet != null)
this.resultSet.close();
isClosed = true;
}
if (isClosed)
return;
if (this.resultSet != null && !this.resultSet.isClosed())
this.resultSet.close();
isClosed = true;
}
public boolean execute(String sql) throws SQLException {
......
src/connector/jdbc/src/test/java/com/taosdata/jdbc/TSDBJNIConnectorTest.java
浏览文件 @ 1d336b63
......@@ -7,10 +7,10 @@ import java.sql.SQLWarning;
import java.util.ArrayList;
import java.util.List;
import static org.junit.Assert.*;
public class TSDBJNIConnectorTest {
private static TSDBResultSetRowData rowData;
public static void main(String[] args) {
try {
TSDBJNIConnector.init("/etc/taos/taos.cfg", "en_US.UTF-8", "", "");
......@@ -24,7 +24,6 @@ public class TSDBJNIConnectorTest {
}
List<ColumnMetaData> columnMetaDataList = new ArrayList<>();
int code = connector.getSchemaMetaData(pSql, columnMetaDataList);
if (code == TSDBConstants.JNI_CONNECTION_NULL) {
throw new SQLException(TSDBConstants.FixErrMsg(TSDBConstants.JNI_CONNECTION_NULL));
......@@ -35,6 +34,27 @@ public class TSDBJNIConnectorTest {
if (code == TSDBConstants.JNI_NUM_OF_FIELDS_0) {
throw new SQLException(TSDBConstants.FixErrMsg(TSDBConstants.JNI_NUM_OF_FIELDS_0));
}
int columnSize = columnMetaDataList.size();
// print metadata
for (int i = 0; i < columnSize; i++) {
System.out.println(columnMetaDataList.get(i));
}
rowData = new TSDBResultSetRowData(columnSize);
// iterate resultSet
while (next(connector, pSql)) {
System.out.println(rowData.getColSize());
rowData.getData().stream().forEach(System.out::println);
}
// close resultSet
code = connector.freeResultSet(pSql);
if (code == TSDBConstants.JNI_CONNECTION_NULL) {
throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_JNI_CONNECTION_NULL);
} else if (code == TSDBConstants.JNI_RESULT_SET_NULL) {
throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_JNI_RESULT_SET_NULL);
}
// close statement
// close connection
connector.closeConnection();
} catch (SQLWarning throwables) {
throwables.printStackTrace();
......@@ -43,88 +63,22 @@ public class TSDBJNIConnectorTest {
}
}
@Test
public void isClosed() {
}
@Test
public void isResultsetClosed() {
}
@Test
public void init() {
}
@Test
public void initImp() {
}
@Test
public void setOptions() {
}
@Test
public void getTsCharset() {
}
@Test
public void connect() {
}
@Test
public void executeQuery() {
}
@Test
public void getErrCode() {
}
@Test
public void getErrMsg() {
}
@Test
public void isUpdateQuery() {
}
@Test
public void freeResultSet() {
}
@Test
public void getAffectedRows() {
}
@Test
public void getSchemaMetaData() {
}
@Test
public void fetchRow() {
}
@Test
public void fetchBlock() {
}
@Test
public void closeConnection() {
}
@Test
public void subscribe() {
}
@Test
public void consume() {
}
@Test
public void unsubscribe() {
private static boolean next(TSDBJNIConnector connector, long pSql) throws SQLException {
if (rowData != null)
rowData.clear();
int code = connector.fetchRow(pSql, rowData);
if (code == TSDBConstants.JNI_CONNECTION_NULL) {
throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_JNI_CONNECTION_NULL);
} else if (code == TSDBConstants.JNI_RESULT_SET_NULL) {
throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_JNI_RESULT_SET_NULL);
} else if (code == TSDBConstants.JNI_NUM_OF_FIELDS_0) {
throw TSDBError.createSQLException(TSDBErrorNumbers.ERROR_JNI_NUM_OF_FIELDS_0);
} else if (code == TSDBConstants.JNI_FETCH_END) {
return false;
} else {
return true;
}
}
@Test
public void validateCreateTableSql() {
}
}
\ No newline at end of file
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