Example usage for org.apache.wicket.util.parse.metapattern MetaPattern PLUS

Introduction

In this page you can find the example usage for org.apache.wicket.util.parse.metapattern MetaPattern PLUS.

Prototype

MetaPattern PLUS

To view the source code for org.apache.wicket.util.parse.metapattern MetaPattern PLUS.

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Document

Constant for plus.

Usage

From source file:com.locke.tricks.u.U.java

License:Apache License

@SuppressWarnings("unchecked")
public U() {//from  ww w. j a v a2s. com

    final IColumn<Utility>[] columns = new IColumn[2];
    columns[0] = new PropertyColumn<Utility>(new Model<String>("Code"), "code", "code");
    columns[1] = new PropertyColumn<Utility>(new Model<String>("Output"), "output", "output");

    final DataTable<Utility> dataTable = new DataTable<Utility>("utilities", columns,
            this.utilitiesDataProvider, Integer.MAX_VALUE);
    dataTable.addTopToolbar(new HeadersToolbar(dataTable, new ISortStateLocator() {

        private ISortState sortState = new SingleSortState();

        public ISortState getSortState() {
            return this.sortState;
        }

        public void setSortState(final ISortState state) {
            this.sortState = state;
        }
    }));
    add(dataTable);

    this.utilities.add(new Utility("Time.now().toString()") {

        @Override
        public String getOutput() {
            return Time.now().toString();
        }
    });
    this.utilities.add(new Utility("Duration.ONE_WEEK.toString()") {

        @Override
        public String getOutput() {
            return Duration.ONE_WEEK.toString();
        }
    });
    this.utilities.add(new Utility("Duration.ONE_WEEK.add(Duration.ONE_DAY).toString()") {

        @Override
        public String getOutput() {
            return Duration.ONE_WEEK.add(Duration.ONE_DAY).toString();
        }
    });
    this.utilities.add(new Utility("Time.now().add(Duration.ONE_WEEK).toString()") {

        @Override
        public String getOutput() {
            return Time.now().add(Duration.ONE_WEEK).toString();
        }
    });
    this.utilities.add(new Utility("Bytes.valueOf(\"512K\") + Bytes.megabytes(1.3)") {

        @Override
        public String getOutput() {
            return Bytes.bytes(Bytes.valueOf("512K").bytes() + Bytes.megabytes(1.3).bytes()).toString();
        }
    });
    this.utilities.add(new Utility("Parsing \'13 + 13\' using MetaPattern") {

        @Override
        public String getOutput() {
            final IntegerGroup a = new IntegerGroup(MetaPattern.DIGITS);
            final IntegerGroup b = new IntegerGroup(MetaPattern.DIGITS);
            final MetaPattern sum = new MetaPattern(new MetaPattern[] { a, MetaPattern.OPTIONAL_WHITESPACE,
                    MetaPattern.PLUS, MetaPattern.OPTIONAL_WHITESPACE, b });
            final Matcher matcher = sum.matcher("13 + 13");
            if (matcher.matches()) {
                return Integer.toString(a.getInt(matcher) + b.getInt(matcher));
            }
            return "Failed to match.";
        }
    });
}

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