Commit d3484c88 authored by Sonia Zorba's avatar Sonia Zorba
Browse files

Big refactoring in order to allow multiple TAP versions (1)

parent ae6327c1
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+35 −11
Original line number Diff line number Diff line
@@ -20,7 +20,10 @@
 * this program; if not, write to the Free Software Foundation, Inc., 51
 * Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 */
package it.inaf.ia2.tsm.api.contract;
package it.inaf.ia2.tsm;

import it.inaf.ia2.tsm.xmlmodel.TableModel;
import java.util.Map;

/**
 * A {@link TapSchemaEntity} that can be a child of an
@@ -28,23 +31,44 @@ package it.inaf.ia2.tsm.api.contract;
 *
 * @author Sonia Zorba {@literal <zorba at oats.inaf.it>}
 */
public interface ChildEntity<T extends EntitiesContainer> extends TapSchemaEntity {
public abstract class ChildEntity<T extends EntitiesContainer> extends TapSchemaEntity {

    private static final long serialVersionUID = -8941059435527998685L;

    private Status status;

    protected ChildEntity() {
    }

    public ChildEntity(TapSchema tapSchema, TableModel tableModel, Map<String, Object> metadata) {
        super(tapSchema, tableModel, metadata);
    }

    /**
     * Each child has a name that is univocal for a given parent, in this way
     * the parent can search a child by name.
     * The persistence status of the {@link ChildEntity}.
     */
    String getName();
    public Status getStatus() {
        return status;
    }

    public void setStatus(Status status) {
        this.status = status;
    }

    @Override
    public void save() {
        setStatus(Status.ADDED_PERSISTED);
        super.save();
    }

    /**
     * The {@link EntitiesContainer} that owns the {@link ChildEntity}.
     * Each child has a name that is univocal for a given parent, in this way
     * the parent can search a child by name.
     */
    T getParent();
    public abstract String getName();

    /**
     * The persistence status of the {@link ChildEntity}.
     * The {@link EntitiesContainer} that owns the {@link ChildEntity}.
     */
    Status getStatus();

    void setStatus(Status status);
    public abstract T getParent();
}
+120 −0
Original line number Diff line number Diff line
@@ -20,254 +20,71 @@
 * this program; if not, write to the Free Software Foundation, Inc., 51
 * Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 */
package it.inaf.ia2.tsm.api;
package it.inaf.ia2.tsm;

import it.inaf.ia2.tsm.api.contract.Column;
import it.inaf.ia2.tsm.api.contract.Key;
import it.inaf.ia2.tsm.api.contract.KeyColumn;
import it.inaf.ia2.tsm.api.contract.Status;
import it.inaf.ia2.tsm.api.contract.Table;
import it.inaf.ia2.tsm.api.contract.TapSchema;
import java.util.Objects;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * The main implementation of {@link Column}.
 * 
 * @author Sonia Zorba {@literal <zorba at oats.inaf.it>}
 */
public class ColumnImpl extends ChildEntityImpl<Table> implements Column {
public class Column extends ChildEntity<Table> {

    private static final long serialVersionUID = 9175956487892235521L;
    private static final Logger log = LoggerFactory.getLogger(ColumnImpl.class);
    public final static String TABLE_NAME_KEY = "table_name";
    public final static String COLUMN_NAME_KEY = "column_name";
    public final static String DATATYPE_KEY = "datatype";
    public final static String SIZE_KEY = "size";
    public final static String ARRAYSIZE_KEY = "arraysize";
    public final static String INDEXED_KEY = "indexed";
    public final static String PRIMARY_KEY = "primary_key";

    private boolean isPrimaryKey;
    private static final long serialVersionUID = 9175956487892235521L;
    private static final Logger LOG = LoggerFactory.getLogger(Column.class);

    private boolean foreignKeySearched;
    private Key foreignKey;
    private KeyMetadata foreignKey;

    private Table parentTable;

    private ColumnImpl() {
    private Column() {
        // for serialization
        super();
    }

    protected ColumnImpl(DBWrapper dbWrapper, TapSchema tapSchema, Table table, String columnName, boolean indexed, boolean isPrimaryKey, String datatype, Integer size, Integer arraySize) {
        super(dbWrapper, tapSchema);

        this.isPrimaryKey = isPrimaryKey;

    protected Column(TapSchema tapSchema, Table table, String columnName) {
        super(tapSchema, tapSchema.getTableModel(TapSchema.COLUMNS_TABLE), table.getColumnMetadata(columnName));
        parentTable = table;

        addProperty(TABLE_NAME_KEY, new FixedEntityProperty<>(table.getCompleteName()));
        addProperty(COLUMN_NAME_KEY, new FixedEntityProperty<>(columnName));
        addProperty(DATATYPE_KEY, new FixedEntityProperty<>(datatype));
        addProperty(SIZE_KEY, new FixedEntityProperty<>(size));
        addProperty(ARRAYSIZE_KEY, new FixedEntityProperty<>(arraySize));
        addProperty(INDEXED_KEY, new FixedEntityProperty<>(indexed));

        // Updatables
        addProperty(DESCRIPTION_KEY, new EditableProperty<String>());
        addProperty(UTYPE_KEY, new EditableProperty<String>());
        addProperty(UNIT_KEY, new EditableProperty<String>());
        addProperty(UCD_KEY, new EditableProperty<String>());
        addProperty(PRINCIPAL_KEY, new EditableProperty<>(isPrimaryKey, false));
        addProperty(STD_KEY, new EditableProperty<>(false, false));
        addProperty(COLUMN_INDEX_KEY, new EditableProperty<Integer>());
        addProperty(ID_KEY, new EditableProperty<Integer>());
        addProperty(COLUMN_ID_KEY, new EditableProperty<Long>());

        setStatus(Status.LOADED);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public Key getForeignKey() {
    public KeyMetadata getForeignKey() {
        if (!foreignKeySearched) { // lazy loading (but the foreignKey value can be null, so we use this boolean)

            String tableCompleteName = getParent().getCompleteName();
            String columnName = getValue(COLUMN_NAME_KEY, String.class);

            keysloop: // we want to loop on all schema keys, also hidden ones.
            for (Key key : ((TapSchemaImpl) tapSchema).getAllKeys()) {
                if (key.getFromTableCompleteName().equals(tableCompleteName)) {
                    for (KeyColumn keyColumn : key.getKeyColumns()) {
                        if (keyColumn.getFromColumn().equals(columnName)) {
                            foreignKey = key;
                            break keysloop;
                        }
                    }
                }
            }

            foreignKeySearched = true;
            foreignKey = tapSchema.searchKeyMetadata(parentTable.getParent().getName(), parentTable.getName(), getName());
        }

        return foreignKey;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public String getTableCompleteName() {
        return getValue(TABLE_NAME_KEY, String.class);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public String getName() {
        return getValue(COLUMN_NAME_KEY, String.class);
    }

    @Override
    public boolean getIndexed() {
        return getValue(INDEXED_KEY, Boolean.class);
    }

    /**
     * {@inheritDoc}
     *
     * This information is not stored into the TAP_SCHEMA, so it will be
     * reloaded from the source schema each time.
     */
    @Override
    public boolean isPrimaryKey() {
        return isPrimaryKey;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public String getDatatype() {
        return getValue(DATATYPE_KEY, String.class);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public Integer getArraySize() {
        return getValue(ARRAYSIZE_KEY, Integer.class);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public Integer getSize() {
        return getValue(SIZE_KEY, Integer.class);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public String getDescription() {
        return getValue(DESCRIPTION_KEY, String.class);
    }

    @Override
    public void setDescription(String description) {
        setValue(DESCRIPTION_KEY, description);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public String getUtype() {
        return getValue(UTYPE_KEY, String.class);
    }

    @Override
    public void setUtype(String utype) {
        setValue(UTYPE_KEY, utype);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public String getUnit() {
        return getValue(UNIT_KEY, String.class);
    }

    @Override
    public void setUnit(String unit) {
        setValue(UNIT_KEY, unit);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public String getUCD() {
        return getValue(UCD_KEY, String.class);
    }

    @Override
    public void setUCD(String ucd) {
        setValue(UCD_KEY, ucd);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public boolean getPrincipal() {
        return getValue(PRINCIPAL_KEY, Boolean.class);
    }

    @Override
    public void setPrincipal(boolean principal) {
        setValue(PRINCIPAL_KEY, principal);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public boolean getStd() {
        return getValue(STD_KEY, Boolean.class);
    }

    @Override
    public void setStd(boolean std) {
        setValue(STD_KEY, std);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public Integer getColumnIndex() {
        return getValue(COLUMN_INDEX_KEY, Integer.class);
    }

    @Override
    public void setColumnIndex(Integer columnIndex) {
        setValue(COLUMN_INDEX_KEY, columnIndex);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public Long getColumnID() {
        return getValue(COLUMN_ID_KEY, Long.class);
    }

    @Override
    public void setColumnID(Long columnID) {
        setValue(COLUMN_ID_KEY, columnID);
        return (boolean) getMetadata(PRIMARY_KEY);
    }

    @Override
@@ -286,14 +103,11 @@ public class ColumnImpl extends ChildEntityImpl<Table> implements Column {
        if (getClass() != obj.getClass()) {
            return false;
        }
        final ColumnImpl other = (ColumnImpl) obj;
        final Column other = (Column) obj;
        if (!Objects.equals(this.getTableCompleteName(), other.getTableCompleteName())) {
            return false;
        }
        if (!Objects.equals(this.getName(), other.getName())) {
            return false;
        }
        return true;
        return Objects.equals(this.getName(), other.getName());
    }

    /**
+3 −3
Original line number Diff line number Diff line
@@ -20,10 +20,10 @@
 * this program; if not, write to the Free Software Foundation, Inc., 51
 * Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 */
package it.inaf.ia2.tsm.api;
package it.inaf.ia2.tsm;

import it.inaf.ia2.tsm.api.contract.DatabaseType;
import it.inaf.ia2.tsm.api.contract.TapSchema;
import it.inaf.ia2.tsm.datalayer.DatabaseType;
import it.inaf.ia2.tsm.datalayer.DBWrapper;
import java.io.Serializable;
import java.sql.Connection;
import java.sql.PreparedStatement;
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