Example usage for com.google.common.collect Table containsColumn

Introduction

In this page you can find the example usage for com.google.common.collect Table containsColumn.

Prototype

boolean containsColumn(@Nullable Object columnKey);

Source Link

Document

Returns true if the table contains a mapping with the specified column.

Usage

From source file:com.przemo.conjunctions.Joiner.java

/**
 * Builds a joined table, taking the set of rows and array of columns to include
 * @param frows//from  w w  w  . j a v a  2  s.c  o m
 * @param columnJoinName
 * @param cl
 * @param tables
 * @param resultingColumns
 * @return 
 */
protected Table buildJoinedTable(Set<Object> frows, String columnJoinName, Map cl, Table[] tables,
        String[] resultingColumns) {
    Table tr = HashBasedTable.create();
    if (resultingColumns != null) {
        //create the tables based on a resulting rows set
        for (Object r : frows) {
            Table nt = HashBasedTable.create();
            nt.put(r, columnJoinName, cl.get(r));
            int ti = 0;
            for (Table ct : tables) {
                for (String col : resultingColumns) {
                    if (ct.containsColumn(col) && !col.equals(columnJoinName)) {
                        Object v = ct.get(r, col);
                        if (v != null) {
                            if (nt.get(r, col) != null) {
                                col += "_" + ti;
                            }
                            nt.put(r, col, v);
                        }
                    }
                }
                ti++;
            }
            tr.putAll(nt);
        }
    }
    return tr;
}

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From source file:com.garethahealy.camelmapstruct.converter.MapStructTypeConverter.java

private String findMethodName(Class<?> from, Class<?> to) throws IllegalAccessException {
    String methodName;//from   ww w  . j  ava 2  s . c o m

    Table<Class<?>, Class<?>, String> resolved = configuration.getResolvedMappingMethods();
    if (resolved.containsRow(from) && resolved.containsColumn(to)) {
        methodName = resolved.get(from, to);
    } else {
        String innerMessage = "Did'nt find method on mapper " + mapper.getClass().getCanonicalName()
                + " that container a parameter of " + from.getCanonicalName() + "; Found possible matches: "
                + StringUtils.join(resolved.values(), ", ");

        LOG.error(innerMessage);

        throw new IllegalAccessException(innerMessage);
    }

    return methodName;
}

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From source file:com.przemo.conjunctions.Joiner.java

public Table join(Table[] tables, String columnJoinName, String[] resultingColumns) {
    if (tables != null && columnJoinName != null && tables.length > 0) {
        //tables[0] is the main table against which we're going to check the joining values
        Table main = tables[0];
        Map cl = main.column(columnJoinName);
        Set<Object> frows = cl.keySet();
        if (tables.length > 1 && main.containsColumn(columnJoinName)) {
            if (resultingColumns == null || resultingColumns.length == 0) {
                resultingColumns = concatAllColumns(tables);
            }/*from w  ww.j  av  a 2 s  .  c o m*/
            filterJoinedRows(tables, columnJoinName, frows, cl);
            return buildJoinedTable(frows, columnJoinName, cl, tables, resultingColumns);
        } else {
            return main;
        }
    } else {
        return null;
    }
}

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