Example usage for org.hibernate.mapping UniqueKey getColumnSpan

Introduction

In this page you can find the example usage for org.hibernate.mapping UniqueKey getColumnSpan.

Prototype

public int getColumnSpan() 

Source Link

Usage

From source file:com.github.gekoh.yagen.ddl.CreateDDL.java

License:Apache License

private boolean hasIndex(Table table, String tableNameLC, org.hibernate.mapping.Column column) {
    String columnName = column.getName().toLowerCase();
    if (tblColNameHasSingleColIndex.contains(tableNameLC + "." + columnName)) {
        return true;
    }/*from   w  w w  . j a v  a  2s. c om*/

    TableConfig tableConfig = tblNameToConfig.get(tableNameLC);
    List<String> pkCols = tableConfig != null ? tableConfig.getPkColnames() : null;

    if (pkCols != null && pkCols.size() == 1 && pkCols.contains(columnName)) {
        return true;
    }

    PrimaryKey pk = table.getPrimaryKey();

    if (pk != null && pk.getColumnSpan() == 1 && pk.getColumns().get(0).equals(column)) {
        return true;
    }

    Iterator<UniqueKey> uniqueKeyIterator = table.getUniqueKeyIterator();
    while (uniqueKeyIterator.hasNext()) {
        UniqueKey uk = uniqueKeyIterator.next();
        if (uk.getColumnSpan() == 1 && uk.containsColumn(column)) {
            return true;
        }
    }

    return column.isUnique();
}

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From source file:org.web4thejob.orm.PropertyMetadataImpl.java

License:Open Source License

@Override
public boolean isUniqueKeyWith(String propertyName) {

    if (getName().equals(propertyName)) {
        return false;
    }/*from   w  w  w.j  av  a 2s .  c om*/

    PersistentClass pc = entityMetadata.getPersistentClass();
    while (pc != null) {
        Table table = pc.getTable();
        for (Iterator<?> iterUK = table.getUniqueKeyIterator(); iterUK.hasNext();) {
            UniqueKey uniqueKey = (UniqueKey) iterUK.next();

            if (!(uniqueKey.getColumnSpan() > 1)) {
                continue;
            }

            int totcols = 0;
            boolean keyMembers = true;

            for (PropertyMetadataImpl propertyMetadata : Arrays.asList(this,
                    (PropertyMetadataImpl) entityMetadata.getPropertyMetadata(propertyName))) {
                if (!propertyMetadata.hasColumns()) {
                    return false;
                }

                for (final Iterator<?> iterCol = propertyMetadata.property.getColumnIterator(); iterCol
                        .hasNext();) {
                    Column column = (Column) iterCol.next();
                    keyMembers &= column != null && uniqueKey.containsColumn(column);
                }
                totcols += propertyMetadata.property.getColumnSpan();
            }

            if (keyMembers && totcols == uniqueKey.getColumnSpan()) {
                return true;
            }

        }

        pc = pc.getSuperclass();

    }

    return false;
}

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