Examples with LogicalRelationship org.pentaho.metadata.model.LogicalRelationship used on opensource projects

Example 1 with LogicalRelationship

use of org.pentaho.metadata.model.LogicalRelationship in project data-access by pentaho.

the class MultitableGuiModel method generateLogicalRelationships.

@Deprecated
public List<LogicalRelationship> generateLogicalRelationships(List<JoinRelationshipModel> joins) {
    String locale = LocalizedString.DEFAULT_LOCALE;
    List<LogicalRelationship> logicalRelationships = new ArrayList<LogicalRelationship>();
    for (JoinRelationshipModel join : joins) {
        LogicalTable fromTable = new LogicalTable();
        fromTable.setName(new LocalizedString(locale, join.getLeftKeyFieldModel().getParentTable().getName()));
        LogicalTable toTable = new LogicalTable();
        toTable.setName(new LocalizedString(locale, join.getRightKeyFieldModel().getParentTable().getName()));
        LogicalColumn fromColumn = new LogicalColumn();
        fromColumn.setName(new LocalizedString(locale, join.getLeftKeyFieldModel().getName()));
        LogicalColumn toColumn = new LogicalColumn();
        toColumn.setName(new LocalizedString(locale, join.getRightKeyFieldModel().getName()));
        LogicalRelationship logicalRelationship = new LogicalRelationship();
        logicalRelationship.setFromTable(fromTable);
        logicalRelationship.setToTable(toTable);
        logicalRelationship.setFromColumn(fromColumn);
        logicalRelationship.setToColumn(toColumn);
        logicalRelationships.add(logicalRelationship);
    }
    return logicalRelationships;
}

Example 2 with LogicalRelationship

use of org.pentaho.metadata.model.LogicalRelationship in project pentaho-kettle by pentaho.

the class StarModelDialog method getRelationshipsFromFact.

protected void getRelationshipsFromFact() {
    logicalRelationships = new ArrayList<LogicalRelationship>();
    getFactColumns();
    for (LogicalColumn column : factTable.getLogicalColumns()) {
        String dimensionName = ConceptUtil.getString(column, DefaultIDs.LOGICAL_COLUMN_DIMENSION_NAME);
        if (!Utils.isEmpty(dimensionName)) {
            LogicalTable dimensionTable = ConceptUtil.findDimensionWithName(logicalModel, dimensionName, locale);
            if (dimensionTable != null) {
                LogicalColumn tk = ConceptUtil.findLogicalColumn(dimensionTable, AttributeType.TECHNICAL_KEY);
                if (tk == null) {
                    tk = ConceptUtil.findLogicalColumn(dimensionTable, AttributeType.SMART_TECHNICAL_KEY);
                }
                if (tk != null) {
                    LogicalTable fromTable = factTable;
                    LogicalColumn fromColumn = column;
                    LogicalTable toTable = dimensionTable;
                    LogicalColumn toColumn = tk;
                    LogicalRelationship relationship = new LogicalRelationship(logicalModel, fromTable, toTable, fromColumn, toColumn);
                    logicalRelationships.add(relationship);
                }
            }
        }
    }
}

Example 3 with LogicalRelationship

use of org.pentaho.metadata.model.LogicalRelationship in project pentaho-kettle by pentaho.

the class StarModelPainter method draw.

public void draw() {
    gc.setAntialias(true);
    Point center = new Point(area.x / 2, area.y / 2);
    gc.setBackground(EColor.BACKGROUND);
    gc.setForeground(EColor.BLACK);
    gc.fillRectangle(0, 0, area.x, area.y);
    // gc.drawText("bounds: x="+rect.x+", y="+rect.y+", height="+rect.height+", width="+rect.width, 10, 10);
    List<LogicalTable> tableList = new ArrayList<LogicalTable>();
    tableList.addAll(logicalModel.getLogicalTables());
    // Find the fact...
    // 
    LogicalTable fact = null;
    for (LogicalTable logicalTable : tableList) {
        if (TableType.FACT == ConceptUtil.getTableType(logicalTable)) {
            fact = logicalTable;
        }
    }
    if (fact != null) {
        tableList.remove(fact);
    }
    int maxWidth = Integer.MIN_VALUE;
    for (LogicalTable table : tableList) {
        String name = table.getName(locale);
        if (!Utils.isEmpty(name)) {
            Point p = gc.textExtent(name);
            if (p.x > maxWidth)
                maxWidth = p.x;
        }
    }
    List<TablePoint> points = new ArrayList<TablePoint>();
    if (fact != null) {
        points.add(new TablePoint(fact, center));
    }
    // 
    if (!tableList.isEmpty()) {
        List<TablePoint> dimPoints = getCirclePoints(center, center.x - maxWidth / 2 - 20, center.y - 20, tableList);
        points.addAll(dimPoints);
    }
    // 
    for (LogicalRelationship rel : logicalRelationships) {
        LogicalTable fromTable = rel.getFromTable();
        LogicalTable toTable = rel.getToTable();
        Point from = findPointOfTable(points, fromTable);
        Point to = findPointOfTable(points, toTable);
        if (from != null && to != null) {
            gc.drawLine(from.x, from.y, to.x, to.y);
        }
    }
    // 
    for (TablePoint tablePoint : points) {
        LogicalTable table = tablePoint.logicalTable;
        Point point = tablePoint.point;
        drawCircleName(point, table);
    }
}