Examples with DataDescriptorGenerator org.apache.derby.iapi.sql.dictionary.DataDescriptorGenerator used on opensource projects

Example 21 with DataDescriptorGenerator

use of org.apache.derby.iapi.sql.dictionary.DataDescriptorGenerator in project derby by apache.

the class SYSFOREIGNKEYSRowFactory method buildDescriptor.

// /////////////////////////////////////////////////////////////////////////
// 
// ABSTRACT METHODS TO BE IMPLEMENTED BY CHILDREN OF CatalogRowFactory
// 
// /////////////////////////////////////////////////////////////////////////
/**
 * Make a ViewDescriptor out of a SYSFOREIGNKEYS row
 *
 * @param row a SYSFOREIGNKEYS row
 * @param parentTupleDescriptor	Null for this kind of descriptor.
 * @param dd dataDictionary
 *
 * @exception   StandardException thrown on failure
 */
public TupleDescriptor buildDescriptor(ExecRow row, TupleDescriptor parentTupleDescriptor, DataDictionary dd) throws StandardException {
    if (SanityManager.DEBUG) {
        SanityManager.ASSERT(row.nColumns() == SYSFOREIGNKEYS_COLUMN_COUNT, "Wrong number of columns for a SYSKEYS row");
    }
    DataValueDescriptor col;
    DataDescriptorGenerator ddg;
    UUID constraintUUID;
    UUID conglomerateUUID;
    UUID keyConstraintUUID;
    String constraintUUIDString;
    String conglomerateUUIDString;
    String raRuleString;
    int raDeleteRule;
    int raUpdateRule;
    ddg = dd.getDataDescriptorGenerator();
    /* 1st column is CONSTRAINTID (UUID - char(36)) */
    col = row.getColumn(SYSFOREIGNKEYS_CONSTRAINTID);
    constraintUUIDString = col.getString();
    constraintUUID = getUUIDFactory().recreateUUID(constraintUUIDString);
    /* 2nd column is CONGLOMERATEID (UUID - char(36)) */
    col = row.getColumn(SYSFOREIGNKEYS_CONGLOMERATEID);
    conglomerateUUIDString = col.getString();
    conglomerateUUID = getUUIDFactory().recreateUUID(conglomerateUUIDString);
    /* 3rd column is KEYCONSTRAINTID (UUID - char(36)) */
    col = row.getColumn(SYSFOREIGNKEYS_KEYCONSTRAINTID);
    constraintUUIDString = col.getString();
    keyConstraintUUID = getUUIDFactory().recreateUUID(constraintUUIDString);
    /* 4th column is DELETERULE char(1) */
    col = row.getColumn(SYSFOREIGNKEYS_DELETERULE);
    raRuleString = col.getString();
    raDeleteRule = getRefActionAsInt(raRuleString);
    /* 5th column is UPDATERULE char(1) */
    col = row.getColumn(SYSFOREIGNKEYS_UPDATERULE);
    raRuleString = col.getString();
    raUpdateRule = getRefActionAsInt(raRuleString);
    /* now build and return the descriptor */
    return new SubKeyConstraintDescriptor(constraintUUID, conglomerateUUID, keyConstraintUUID, raDeleteRule, raUpdateRule);
}

Example 22 with DataDescriptorGenerator

use of org.apache.derby.iapi.sql.dictionary.DataDescriptorGenerator in project derby by apache.

the class SYSKEYSRowFactory method buildDescriptor.

// /////////////////////////////////////////////////////////////////////////
// 
// ABSTRACT METHODS TO BE IMPLEMENTED BY CHILDREN OF CatalogRowFactory
// 
// /////////////////////////////////////////////////////////////////////////
/**
 * Make a SubConstraintDescriptor out of a SYSKEYS row
 *
 * @param row a SYSKEYS row
 * @param parentTupleDescriptor	Null for this kind of descriptor.
 * @param dd dataDictionary
 *
 * @exception   StandardException thrown on failure
 */
public TupleDescriptor buildDescriptor(ExecRow row, TupleDescriptor parentTupleDescriptor, DataDictionary dd) throws StandardException {
    SubKeyConstraintDescriptor keyDesc = null;
    if (SanityManager.DEBUG) {
        SanityManager.ASSERT(row.nColumns() == SYSKEYS_COLUMN_COUNT, "Wrong number of columns for a SYSKEYS row");
    }
    DataValueDescriptor col;
    DataDescriptorGenerator ddg;
    UUID constraintUUID;
    UUID conglomerateUUID;
    String constraintUUIDString;
    String conglomerateUUIDString;
    ddg = dd.getDataDescriptorGenerator();
    /* 1st column is CONSTRAINTID (UUID - char(36)) */
    col = row.getColumn(SYSKEYS_CONSTRAINTID);
    constraintUUIDString = col.getString();
    constraintUUID = getUUIDFactory().recreateUUID(constraintUUIDString);
    /* 2nd column is CONGLOMERATEID (UUID - char(36)) */
    col = row.getColumn(SYSKEYS_CONGLOMERATEID);
    conglomerateUUIDString = col.getString();
    conglomerateUUID = getUUIDFactory().recreateUUID(conglomerateUUIDString);
    /* now build and return the descriptor */
    keyDesc = new SubKeyConstraintDescriptor(constraintUUID, conglomerateUUID);
    return keyDesc;
}

Example 23 with DataDescriptorGenerator

use of org.apache.derby.iapi.sql.dictionary.DataDescriptorGenerator in project derby by apache.

the class SYSPERMSRowFactory method buildDescriptor.

// /////////////////////////////////////////////////////////////////////////
// 
// ABSTRACT METHODS TO BE IMPLEMENTED BY CHILDREN OF CatalogRowFactory
// 
// /////////////////////////////////////////////////////////////////////////
/**
 * Make an  Tuple Descriptor out of a SYSPERMS row
 *
 * @param row                   a SYSPERMS row
 * @param parentTupleDescriptor unused
 * @param dd                    dataDictionary
 * @return a  descriptor equivalent to a SYSPERMS row
 * @throws org.apache.derby.shared.common.error.StandardException
 *          thrown on failure
 */
public TupleDescriptor buildDescriptor(ExecRow row, TupleDescriptor parentTupleDescriptor, DataDictionary dd) throws StandardException {
    DataValueDescriptor col;
    PermDescriptor descriptor;
    String permIdString;
    String objectType;
    String objectIdString;
    String permission;
    String grantor;
    String grantee;
    String isGrantable;
    DataDescriptorGenerator ddg = dd.getDataDescriptorGenerator();
    if (SanityManager.DEBUG) {
        SanityManager.ASSERT(row.nColumns() == SYSPERMS_COLUMN_COUNT, "Wrong number of columns for a SYSPERMS row");
    }
    // first column is uuid of this permission descriptor (char(36))
    col = row.getColumn(SYSPERMS_PERMISSIONID);
    permIdString = col.getString();
    // second column is objectType (varchar(36))
    col = row.getColumn(SYSPERMS_OBJECTTYPE);
    objectType = col.getString();
    // third column is objectid (varchar(36))
    col = row.getColumn(SYSPERMS_OBJECTID);
    objectIdString = col.getString();
    // fourth column is permission (varchar(128))
    col = row.getColumn(SYSPERMS_PERMISSION);
    permission = col.getString();
    // fifth column is grantor auth Id (varchar(128))
    col = row.getColumn(SYSPERMS_GRANTOR);
    grantor = col.getString();
    // sixth column is grantee auth Id (varchar(128))
    col = row.getColumn(SYSPERMS_GRANTEE);
    grantee = col.getString();
    // seventh column is isGrantable (char(1))
    col = row.getColumn(SYSPERMS_IS_GRANTABLE);
    isGrantable = col.getString();
    descriptor = ddg.newPermDescriptor(getUUIDFactory().recreateUUID(permIdString), objectType, getUUIDFactory().recreateUUID(objectIdString), permission, grantor, grantee, isGrantable.equals("Y") ? true : false);
    return descriptor;
}

Example 24 with DataDescriptorGenerator

use of org.apache.derby.iapi.sql.dictionary.DataDescriptorGenerator in project derby by apache.

the class SYSSCHEMASRowFactory method buildDescriptor.

// /////////////////////////////////////////////////////////////////////////
// 
// ABSTRACT METHODS TO BE IMPLEMENTED BY CHILDREN OF CatalogRowFactory
// 
// /////////////////////////////////////////////////////////////////////////
/**
 * Make an  Tuple Descriptor out of a SYSSCHEMAS row
 *
 * @param row 					a SYSSCHEMAS row
 * @param parentTupleDescriptor	unused
 * @param dd 					dataDictionary
 *
 * @return	a  descriptor equivalent to a SYSSCHEMAS row
 *
 * @exception   StandardException thrown on failure
 */
public TupleDescriptor buildDescriptor(ExecRow row, TupleDescriptor parentTupleDescriptor, DataDictionary dd) throws StandardException {
    DataValueDescriptor col;
    SchemaDescriptor descriptor;
    String name;
    UUID id;
    String aid;
    String uuid;
    DataDescriptorGenerator ddg = dd.getDataDescriptorGenerator();
    if (SanityManager.DEBUG) {
        SanityManager.ASSERT(row.nColumns() == SYSSCHEMAS_COLUMN_COUNT, "Wrong number of columns for a SYSSCHEMAS row");
    }
    // first column is schemaid (UUID - char(36))
    col = row.getColumn(1);
    uuid = col.getString();
    id = getUUIDFactory().recreateUUID(uuid);
    // second column is schemaname (varchar(128))
    col = row.getColumn(2);
    name = col.getString();
    // third column is auid (varchar(128))
    col = row.getColumn(3);
    aid = col.getString();
    descriptor = ddg.newSchemaDescriptor(name, aid, id);
    return descriptor;
}

Example 25 with DataDescriptorGenerator

use of org.apache.derby.iapi.sql.dictionary.DataDescriptorGenerator in project derby by apache.

the class SYSSEQUENCESRowFactory method buildDescriptor.

/**
 * Make an  Tuple Descriptor out of a SYSSEQUENCES row
 *
 * @param row                   a SYSSEQUENCES row
 * @param parentTupleDescriptor unused
 * @param dd                    dataDictionary
 * @return a  descriptor equivalent to a SYSSEQUENCES row
 * @throws org.apache.derby.shared.common.error.StandardException
 *          thrown on failure
 */
public TupleDescriptor buildDescriptor(ExecRow row, TupleDescriptor parentTupleDescriptor, DataDictionary dd) throws StandardException {
    DataValueDescriptor col;
    SequenceDescriptor descriptor;
    UUID ouuid;
    String sequenceName;
    UUID suuid;
    Long currentValue;
    long startValue;
    long minimumValue;
    long maximumValue;
    long increment;
    String cycleOption;
    DataDescriptorGenerator ddg = dd.getDataDescriptorGenerator();
    if (SanityManager.DEBUG) {
        SanityManager.ASSERT(row.nColumns() == SYSSEQUENCES_COLUMN_COUNT, "Wrong number of columns for a SYSSEQUENCES row");
    }
    // first column is uuid of this sequence descriptor (char(36))
    col = row.getColumn(SYSSEQUENCES_SEQUENCEID);
    String oidString = col.getString();
    ouuid = getUUIDFactory().recreateUUID(oidString);
    // second column is sequenceName (varchar(128))
    col = row.getColumn(SYSSEQUENCES_SEQUENCENAME);
    sequenceName = col.getString();
    // third column is uuid of this sequence descriptors schema (char(36))
    col = row.getColumn(SYSSEQUENCES_SCHEMAID);
    String schemaIdString = col.getString();
    suuid = getUUIDFactory().recreateUUID(schemaIdString);
    // fourth column is the data type of this sequene generator
    /*
          ** What is stored in the column is a TypeDescriptorImpl, which
          ** points to a BaseTypeIdImpl.  These are simple types that are
          ** intended to be movable to the client, so they don't have
          ** the entire implementation.  We need to wrap them in DataTypeServices
          ** and TypeId objects that contain the full implementations for
          ** language processing.
          */
    TypeDescriptor catalogType = (TypeDescriptor) row.getColumn(SYSSEQUENCES_SEQUENCEDATATYPE).getObject();
    DataTypeDescriptor dataTypeServices = DataTypeDescriptor.getType(catalogType);
    col = row.getColumn(SYSSEQUENCES_CURRENT_VALUE);
    if (col.isNull()) {
        currentValue = null;
    } else {
        currentValue = col.getLong();
    }
    col = row.getColumn(SYSSEQUENCES_START_VALUE);
    startValue = col.getLong();
    col = row.getColumn(SYSSEQUENCES_MINIMUM_VALUE);
    minimumValue = col.getLong();
    col = row.getColumn(SYSSEQUENCES_MAXIMUM_VALUE);
    maximumValue = col.getLong();
    col = row.getColumn(SYSSEQUENCES_INCREMENT);
    increment = col.getLong();
    col = row.getColumn(SYSSEQUENCES_CYCLE_OPTION);
    cycleOption = col.getString();
    descriptor = ddg.newSequenceDescriptor(dd.getSchemaDescriptor(suuid, null), ouuid, sequenceName, dataTypeServices, currentValue, startValue, minimumValue, maximumValue, increment, cycleOption.equals("Y") ? true : false);
    return descriptor;
}