Example usage for org.hibernate.mapping PrimaryKey getColumnSpan

Introduction

In this page you can find the example usage for org.hibernate.mapping PrimaryKey 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 www. 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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