public boolean storesMixedCaseQuotedIdentifiers() throws SQLException {
   {
     try {
       return _meta.storesMixedCaseQuotedIdentifiers();
     } catch (SQLException e) {
       handleException(e);
       return false;
     }
   }
 }
Ejemplo n.º 2
0
  public JSONObject execute(
      HttpServletRequest request,
      HttpServletResponse response,
      EntityManager em,
      EntityTransaction et)
      throws Exception {
    DatabaseNode dn = (DatabaseNode) IDManager.get().get(id);
    JSONObject results = new JSONObject();
    JSONArray meta = new JSONArray();
    JSONArray data = new JSONArray();

    String[] strs = {"Property", "Value"};

    for (int i = 0; i < strs.length; i++) {
      meta.put(strs[i]);
    }

    SQLDatabaseMetaData metaData = dn.getConn().getSQLMetaData();
    DatabaseMetaData jdbcmetadata = metaData.getJDBCMetaData();
    JSONArray record = new JSONArray();
    record.put("Database Product Name");
    try {
      record.put(metaData.getDatabaseProductName());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Database Product Version");
    try {
      record.put(metaData.getDatabaseProductVersion());

    } catch (Throwable e) {
      record.put("Unsupported");
    }

    data.put(record);

    record = new JSONArray();
    record.put("Driver Major Version");
    try {
      record.put(jdbcmetadata.getDriverMajorVersion());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Driver Minor Version");
    try {
      record.put(jdbcmetadata.getDriverMinorVersion());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Driver Name");
    try {
      record.put(metaData.getDriverName());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Driver Version");
    try {
      record.put(jdbcmetadata.getDriverVersion());
    } catch (Throwable e) {
      record.put("Unsupported");
    }

    data.put(record);

    record = new JSONArray();
    record.put("Username");
    try {
      record.put(metaData.getUserName());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("URL");
    try {
      record.put(jdbcmetadata.getURL());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    //		record=new JSONArray();
    //		record.put("Auto Commit");
    //		try{
    //			record.put(dn.getConn().getAutoCommit());
    //
    //		}catch(Throwable e){record.put("Unsupported");}
    //		data.put(record);

    record = new JSONArray();
    record.put("All Procedures Are Callable");
    try {
      record.put(jdbcmetadata.allProceduresAreCallable());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("All Tables Are Selectable");
    try {
      record.put(jdbcmetadata.allTablesAreSelectable());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Nulls are sorted High");
    try {
      record.put(jdbcmetadata.nullsAreSortedHigh());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Nulls are sorted Low");
    try {
      record.put(jdbcmetadata.nullsAreSortedLow());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Nulls are sorted at Start");
    try {
      record.put(jdbcmetadata.nullsAreSortedAtStart());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Nulls are sorted at End");
    try {
      record.put(jdbcmetadata.nullsAreSortedAtEnd());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Is Read Only");
    try {
      record.put(jdbcmetadata.isReadOnly());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Result Set Holdability");
    try {
      record.put(jdbcmetadata.getResultSetHoldability());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Uses Local Files");
    try {
      record.put(jdbcmetadata.usesLocalFiles());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Uses Local File per Table");

    try {
      record.put(jdbcmetadata.usesLocalFilePerTable());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Mixed Case Identifiers");

    try {
      record.put(jdbcmetadata.supportsMixedCaseIdentifiers());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Stores Upper Case Identifiers");

    try {
      record.put(jdbcmetadata.storesUpperCaseIdentifiers());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Stores Lower Case Identifiers");
    try {
      record.put(jdbcmetadata.storesLowerCaseIdentifiers());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Stores Mixed Case Identifiers");
    try {
      record.put(jdbcmetadata.storesMixedCaseIdentifiers());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Mixed Case Quoted Identifiers");
    try {
      record.put(jdbcmetadata.supportsMixedCaseQuotedIdentifiers());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Stores Upper Case Quoted Identifiers");

    try {
      record.put(jdbcmetadata.storesUpperCaseQuotedIdentifiers());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Stores Lower Case Quoted Identifiers");

    try {
      record.put(jdbcmetadata.storesLowerCaseQuotedIdentifiers());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Stores Mixed Case Quoted Identifiers");
    try {
      record.put(jdbcmetadata.storesMixedCaseQuotedIdentifiers());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Identifier Quote");
    try {
      record.put(jdbcmetadata.getIdentifierQuoteString());
    } catch (Throwable e) {
    }
    data.put(record);

    record = new JSONArray();
    record.put("Search String Escape");
    try {
      record.put(jdbcmetadata.getSearchStringEscape());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Extra Name Characters");
    try {
      record.put(jdbcmetadata.getExtraNameCharacters());

    } catch (Throwable e) {
      record.put("Unsupported");
    }

    data.put(record);

    record = new JSONArray();
    record.put("Supports Alter Table With Add Column");
    try {
      record.put(jdbcmetadata.supportsAlterTableWithAddColumn());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Alter Table With Drop Column");
    try {

      record.put(jdbcmetadata.supportsAlterTableWithDropColumn());

    } catch (Throwable e) {
      record.put("Unsupported");
    }

    data.put(record);

    record = new JSONArray();
    record.put("Supports Column Aliasing");
    try {

      record.put(jdbcmetadata.supportsColumnAliasing());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Null Plus Non Null Is Null");
    try {

      record.put(jdbcmetadata.nullPlusNonNullIsNull());

    } catch (Throwable e) {
      record.put("Unsupported");
    }

    data.put(record);

    record = new JSONArray();
    record.put("Supports Convert");
    try {

      record.put(jdbcmetadata.supportsConvert());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Table Correlation Names");
    try {

      record.put(jdbcmetadata.supportsTableCorrelationNames());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Expressions in Order By");
    try {

      record.put(jdbcmetadata.supportsExpressionsInOrderBy());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Order By Unrelated");
    try {

      record.put(jdbcmetadata.supportsOrderByUnrelated());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Group By");
    try {

      record.put(jdbcmetadata.supportsGroupBy());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Group By Unrelated");
    try {

      record.put(jdbcmetadata.supportsGroupByUnrelated());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Group By Beyond Select");
    try {
      record.put(jdbcmetadata.supportsGroupByBeyondSelect());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Like Escape Clause");
    try {
      record.put(jdbcmetadata.supportsLikeEscapeClause());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Multiple Result Sets");
    try {
      record.put(jdbcmetadata.supportsMultipleResultSets());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Multiple Open Results");
    try {
      record.put(jdbcmetadata.supportsMultipleOpenResults());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Multiple Transactions");
    try {

      record.put(jdbcmetadata.supportsMultipleTransactions());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Non Nullable Columns");
    try {
      record.put(jdbcmetadata.supportsNonNullableColumns());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Minimum SQL Grammar");
    try {
      record.put(jdbcmetadata.supportsMinimumSQLGrammar());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Core SQL Grammar");
    try {
      record.put(jdbcmetadata.supportsCoreSQLGrammar());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Extended SQL Grammar");
    try {

      record.put(jdbcmetadata.supportsExtendedSQLGrammar());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports ANSI92 Entry Level SQL");
    try {
      record.put(jdbcmetadata.supportsANSI92EntryLevelSQL());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports ANSI92 Intermediate SQL");
    try {

      record.put(jdbcmetadata.supportsANSI92IntermediateSQL());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports ANSI92 Full SQL");
    try {

      record.put(jdbcmetadata.supportsANSI92FullSQL());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Integrity Enhancement Facility");
    try {

      record.put(jdbcmetadata.supportsIntegrityEnhancementFacility());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Outer Joins");
    try {

      record.put(jdbcmetadata.supportsOuterJoins());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Full Outer Joins");
    try {

      record.put(jdbcmetadata.supportsFullOuterJoins());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Limited Outer Joins");
    try {
      record.put(jdbcmetadata.supportsLimitedOuterJoins());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Schema Term");
    try {
      record.put(jdbcmetadata.getSchemaTerm());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Procedure Term");
    try {
      record.put(jdbcmetadata.getProcedureTerm());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Catalog Term");
    try {
      record.put(jdbcmetadata.getCatalogTerm());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Is Catalog at Start");
    try {
      record.put(jdbcmetadata.isCatalogAtStart());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Catalog Separator");
    try {
      record.put(jdbcmetadata.getCatalogSeparator());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Schemas In Data Manipulation");
    try {
      record.put(jdbcmetadata.supportsSchemasInDataManipulation());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Schemas In Procedure Calls");
    try {
      record.put(jdbcmetadata.supportsSchemasInProcedureCalls());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Schemas In Table Definitions");
    try {
      record.put(jdbcmetadata.supportsSchemasInTableDefinitions());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Schemas In Index Definitions");
    try {
      record.put(jdbcmetadata.supportsSchemasInIndexDefinitions());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Schemas In Privilege Definitions");
    try {
      record.put(jdbcmetadata.supportsSchemasInPrivilegeDefinitions());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Catalogs In Data Manipulation");
    try {
      record.put(jdbcmetadata.supportsCatalogsInDataManipulation());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Catalogs In Procedure Calls");
    try {
      record.put(jdbcmetadata.supportsCatalogsInProcedureCalls());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Catalogs In Table Definitions");
    try {
      record.put(jdbcmetadata.supportsCatalogsInTableDefinitions());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Catalogs In Index Definitions");
    try {
      record.put(jdbcmetadata.supportsCatalogsInIndexDefinitions());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Catalogs In Privilege Definitions");
    try {
      record.put(jdbcmetadata.supportsCatalogsInPrivilegeDefinitions());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Positioned Delete");
    try {
      record.put(jdbcmetadata.supportsPositionedDelete());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Positioned Update");
    try {
      record.put(jdbcmetadata.supportsPositionedUpdate());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Select For Update");
    try {
      record.put(jdbcmetadata.supportsSelectForUpdate());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Stored Procedures");
    try {
      record.put(jdbcmetadata.supportsStoredProcedures());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Subqueries In Comparisons");

    try {
      record.put(jdbcmetadata.supportsSubqueriesInComparisons());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Subqueries In Exists");
    try {
      record.put(jdbcmetadata.supportsSubqueriesInExists());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Subqueries in IN Statements");
    try {
      record.put(jdbcmetadata.supportsSubqueriesInIns());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Correlated Subqueries");
    try {
      record.put(jdbcmetadata.supportsCorrelatedSubqueries());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Union");
    try {
      record.put(jdbcmetadata.supportsUnion());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Union All");
    try {
      record.put(jdbcmetadata.supportsUnionAll());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Open Cursors Across Commit");
    try {
      record.put(jdbcmetadata.supportsOpenCursorsAcrossCommit());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Open Cursors Across Rollback");
    try {
      record.put(jdbcmetadata.supportsOpenCursorsAcrossRollback());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Open Statements Across Commit");
    try {
      record.put(jdbcmetadata.supportsOpenStatementsAcrossCommit());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Open Statements Across Rollback");
    try {
      record.put(jdbcmetadata.supportsOpenStatementsAcrossRollback());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Max Binary Literal Length");
    try {
      record.put(jdbcmetadata.getMaxBinaryLiteralLength());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Max Char Literal Length");
    try {
      record.put(jdbcmetadata.getMaxCharLiteralLength());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Max Column Name Length");
    try {
      record.put(jdbcmetadata.getMaxColumnNameLength());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Max Columns In Group By");
    try {
      record.put(jdbcmetadata.getMaxColumnsInGroupBy());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Max Columns In Index");
    try {
      record.put(jdbcmetadata.getMaxColumnsInIndex());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Max Columns In Order By");
    try {
      record.put(jdbcmetadata.getMaxColumnsInOrderBy());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Max Columns In Select");
    try {

      record.put(jdbcmetadata.getMaxColumnsInSelect());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Max Columns In Table");
    try {

      record.put(jdbcmetadata.getMaxColumnsInTable());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Max Connections");
    try {
      record.put(jdbcmetadata.getMaxConnections());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Max Cursor Name Length");
    try {
      record.put(jdbcmetadata.getMaxCursorNameLength());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Max Index Length");
    try {
      record.put(jdbcmetadata.getMaxIndexLength());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Max Schema Name Length");
    try {
      record.put(jdbcmetadata.getMaxSchemaNameLength());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Max Procedure Name Length");
    try {

      record.put(jdbcmetadata.getMaxProcedureNameLength());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Max Catalog Name Length");
    try {

      record.put(jdbcmetadata.getMaxCatalogNameLength());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Max Row Size");
    try {

      record.put(jdbcmetadata.getMaxRowSize());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Max Row Size Include Blobs");
    try {

      record.put(jdbcmetadata.doesMaxRowSizeIncludeBlobs());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Max Statement Length");
    try {

      record.put(jdbcmetadata.getMaxStatementLength());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Max Statements");
    try {
      record.put(jdbcmetadata.getMaxStatements());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Max Table Name Length");
    try {
      record.put(jdbcmetadata.getMaxTableNameLength());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Max Tables In Select");
    try {
      record.put(jdbcmetadata.getMaxTablesInSelect());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Max User Name Length");
    try {
      record.put(jdbcmetadata.getMaxUserNameLength());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Default Transaction Isolation");
    try {

      int isol = jdbcmetadata.getDefaultTransactionIsolation();
      String is = null;
      switch (isol) {
        case java.sql.Connection.TRANSACTION_NONE:
          {
            is = "TRANSACTION_NONE";
            break;
          }
        case java.sql.Connection.TRANSACTION_READ_COMMITTED:
          {
            is = "TRANSACTION_READ_COMMITTED";
            break;
          }
        case java.sql.Connection.TRANSACTION_READ_UNCOMMITTED:
          {
            is = "TRANSACTION_READ_UNCOMMITTED";
            break;
          }
        case java.sql.Connection.TRANSACTION_REPEATABLE_READ:
          {
            is = "TRANSACTION_REPEATABLE_READ";
            break;
          }
        case java.sql.Connection.TRANSACTION_SERIALIZABLE:
          {
            is = "TRANSACTION_SERIALIZABLE";
            break;
          }
        default:
          {
            is = "";
            break;
          }
      }
      record.put(is);

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Transactions");
    try {
      record.put(jdbcmetadata.supportsTransactions());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Data Definition and Data Manipulation Transactions");
    try {
      record.put(jdbcmetadata.supportsDataDefinitionAndDataManipulationTransactions());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Different Table Correlation Names");
    try {
      record.put(jdbcmetadata.supportsDifferentTableCorrelationNames());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Data Manipulation Transactions Only");
    try {
      record.put(jdbcmetadata.supportsDataManipulationTransactionsOnly());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Data Definition Causes Transaction Commit");
    try {
      record.put(jdbcmetadata.dataDefinitionCausesTransactionCommit());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Data Definition Ignored in Transactions");
    try {
      record.put(jdbcmetadata.dataDefinitionIgnoredInTransactions());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Batch Updates");
    try {
      record.put(jdbcmetadata.supportsBatchUpdates());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Savepoints");
    try {
      record.put(jdbcmetadata.supportsSavepoints());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Named Parameters");
    try {
      record.put(jdbcmetadata.supportsNamedParameters());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Get Generated Keys");
    try {
      record.put(jdbcmetadata.supportsGetGeneratedKeys());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Database Major Version");
    try {
      record.put(jdbcmetadata.getDatabaseMajorVersion());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Database Minor Version");
    try {
      record.put(jdbcmetadata.getDatabaseMinorVersion());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("JDBC Minor Version");
    try {
      record.put(jdbcmetadata.getJDBCMinorVersion());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("JDBC Major Version");
    try {
      record.put(jdbcmetadata.getJDBCMajorVersion());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("SQL State Type");
    try {
      int sqlStateType = jdbcmetadata.getSQLStateType();
      String is = null;
      switch (sqlStateType) {
        case DatabaseMetaData.sqlStateXOpen:
          {
            is = "sqlStateXOpen";
            break;
          }
        case DatabaseMetaData.sqlStateSQL:
          {
            is = "sqlStateSQL";
            break;
          }
        default:
          is = "";
      }
      record.put(is);

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Locators Update Copy");
    try {
      record.put(jdbcmetadata.locatorsUpdateCopy());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Statement Pooling");
    try {
      record.put(jdbcmetadata.supportsStatementPooling());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("SQL Keywords");
    try {

      record.put(jdbcmetadata.getSQLKeywords());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Numeric Functions");
    try {
      record.put(jdbcmetadata.getNumericFunctions());

    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("String Functions");
    try {
      record.put(jdbcmetadata.getStringFunctions());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("System Functions");
    try {
      record.put(jdbcmetadata.getSystemFunctions());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Time and Date Functions");
    try {
      record.put(jdbcmetadata.getTimeDateFunctions());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Auto Commit Failure Closes All ResultSets");
    try {
      record.put(jdbcmetadata.autoCommitFailureClosesAllResultSets());
    } catch (Throwable e) {
      record.put("Unsupported");
    }

    data.put(record);

    record = new JSONArray();
    record.put("Supports Stored Functions Using Call Syntax");
    try {
      record.put(jdbcmetadata.supportsStoredFunctionsUsingCallSyntax());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Supports Subqueries in Quantified Expressions");
    try {
      record.put(jdbcmetadata.supportsSubqueriesInQuantifieds());
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("Client Info Properties");
    try {
      ResultSet rs = jdbcmetadata.getClientInfoProperties();
      while (rs.next()) {
        rs.getString("NAME");
      }
      rs.close();
    } catch (Throwable e) {
      record.put("Unsupported");
    }
    data.put(record);

    record = new JSONArray();
    record.put("ROWID Lifetime");
    try {
      RowIdLifetime rid = jdbcmetadata.getRowIdLifetime();
      if (rid.equals(RowIdLifetime.ROWID_UNSUPPORTED)) record.put("ROWID_UNSUPPORTED");
      else if (rid.equals(RowIdLifetime.ROWID_VALID_FOREVER)) record.put("ROWID_VALID_FOREVER");
      else if (rid.equals(RowIdLifetime.ROWID_VALID_OTHER)) record.put("ROWID_VALID_OTHER");
      else if (rid.equals(RowIdLifetime.ROWID_VALID_SESSION)) record.put("ROWID_VALID_SESSION");
      else if (rid.equals(RowIdLifetime.ROWID_VALID_TRANSACTION))
        record.put("ROWID_VALID_TRANSACTION");
      else record.put("");
    } catch (Throwable e) {
      record.put("Unsupported");
    }

    data.put(record);

    results.put("meta", meta);
    results.put("data", data);
    return results;
  }
Ejemplo n.º 3
0
  private void tryReadMetaData(Connection conn, String oCatalog, String oSchema, String tableName)
      throws SQLException {

    DatabaseMetaData meta = conn.getMetaData();
    storesLowerCase = meta.storesLowerCaseIdentifiers();
    storesMixedCase = meta.storesMixedCaseIdentifiers();
    storesMixedCaseQuoted = meta.storesMixedCaseQuotedIdentifiers();
    supportsMixedCaseIdentifiers = meta.supportsMixedCaseIdentifiers();

    ResultSet rs = meta.getTables(oCatalog, oSchema, tableName, null);
    if (rs.next() && rs.next()) {
      throw DbException.get(ErrorCode.SCHEMA_NAME_MUST_MATCH, tableName);
    }
    rs.close();
    rs = meta.getColumns(null, null, tableName, null);
    int i = 0;
    ArrayList<Column> columnList = New.arrayList();
    HashMap<String, Column> columnMap = New.hashMap();
    String catalog = null, schema = null;
    while (rs.next()) {
      String thisCatalog = rs.getString("TABLE_CAT");
      if (catalog == null) {
        catalog = thisCatalog;
      }
      String thisSchema = rs.getString("TABLE_SCHEM");
      if (schema == null) {
        schema = thisSchema;
      }
      if (!StringUtils.equals(catalog, thisCatalog) || !StringUtils.equals(schema, thisSchema)) {
        // if the table exists in multiple schemas or tables,
        // use the alternative solution
        columnMap.clear();
        columnList.clear();
        break;
      }
      String n = rs.getString("COLUMN_NAME");
      n = convertColumnName(n);
      int sqlType = rs.getInt("DATA_TYPE");
      long precision = rs.getInt("COLUMN_SIZE");
      precision = convertPrecision(sqlType, precision);
      int scale = rs.getInt("DECIMAL_DIGITS");
      scale = convertScale(sqlType, scale);
      int displaySize = MathUtils.convertLongToInt(precision);
      int type = DataType.convertSQLTypeToValueType(sqlType);
      Column col = new Column(n, type, precision, scale, displaySize);
      col.setTable(this, i++);
      columnList.add(col);
      columnMap.put(n, col);
    }
    rs.close();
    // check if the table is accessible
    Statement stat = null;
    try {
      stat = conn.createStatement();
      rs = stat.executeQuery("SELECT * FROM " + tableName + " T WHERE 1=0");
      if (columnList.size() == 0) {
        // alternative solution
        ResultSetMetaData rsMeta = rs.getMetaData();
        for (i = 0; i < rsMeta.getColumnCount(); ) {
          String n = rsMeta.getColumnName(i + 1);
          n = convertColumnName(n);
          int sqlType = rsMeta.getColumnType(i + 1);
          long precision = rsMeta.getPrecision(i + 1);
          precision = convertPrecision(sqlType, precision);
          int scale = rsMeta.getScale(i + 1);
          scale = convertScale(sqlType, scale);
          int displaySize = rsMeta.getColumnDisplaySize(i + 1);
          int type = DataType.getValueTypeFromResultSet(rsMeta, i + 1);
          Column col = new Column(n, type, precision, scale, displaySize);
          col.setTable(this, i++);
          columnList.add(col);
          columnMap.put(n, col);
        }
      }
      rs.close();
    } catch (Exception e) {
      throw DbException.get(
          ErrorCode.TABLE_OR_VIEW_NOT_FOUND_1, e, tableName + "(" + e.toString() + ")");
    } finally {
      JdbcUtils.closeSilently(stat);
    }
    Column[] cols = new Column[columnList.size()];
    columnList.toArray(cols);
    setColumns(cols);
    // create scan index

    // load primary keys
    try {
      rs = meta.getPrimaryKeys(null, null, tableName);
    } catch (Exception e) {
      // Some ODBC bridge drivers don't support it:
      // some combinations of "DataDirect SequeLink(R) for JDBC"
      // http://www.datadirect.com/index.ssp
      rs = null;
    }
    String pkName = "";
    ArrayList<Column> list;
    if (rs != null && rs.next()) {
      // the problem is, the rows are not sorted by KEY_SEQ
      list = New.arrayList();
      do {
        int idx = rs.getInt("KEY_SEQ");
        if (pkName == null) {
          pkName = rs.getString("PK_NAME");
        }
        while (list.size() < idx) {
          list.add(null);
        }
        String col = rs.getString("COLUMN_NAME");
        col = convertColumnName(col);
        Column column = columnMap.get(col);
        if (idx == 0) {
          // workaround for a bug in the SQLite JDBC driver
          list.add(column);
        } else {
          list.set(idx - 1, column);
        }
      } while (rs.next());
      addIndex(pkName, list, IndexType.createPrimaryKey(false));
      rs.close();
    }

    try {
      rs = meta.getIndexInfo(null, null, tableName, false, true);
    } catch (Exception e) {
      // Oracle throws an exception if the table is not found or is a
      // SYNONYM
      rs = null;
    }
    String indexName = null;
    list = New.arrayList();
    IndexType indexType = null;
    if (rs != null) {
      while (rs.next()) {
        if (rs.getShort("TYPE") == DatabaseMetaData.tableIndexStatistic) {
          // ignore index statistics
          continue;
        }
        String newIndex = rs.getString("INDEX_NAME");
        if (pkName.equals(newIndex)) {
          continue;
        }
        if (indexName != null && !indexName.equals(newIndex)) {
          addIndex(indexName, list, indexType);
          indexName = null;
        }
        if (indexName == null) {
          indexName = newIndex;
          list.clear();
        }
        boolean unique = !rs.getBoolean("NON_UNIQUE");
        indexType = unique ? IndexType.createUnique(false) : IndexType.createNonUnique();
        String col = rs.getString("COLUMN_NAME");
        col = convertColumnName(col);
        Column column = columnMap.get(col);
        list.add(column);
      }
      rs.close();
    }
    if (indexName != null) {
      addIndex(indexName, list, indexType);
    }
    shardingKeyIndex();
  }
 public boolean storesMixedCaseQuotedIdentifiers() throws SQLException {
   return throwExceptionDelegate.storesMixedCaseQuotedIdentifiers();
 }