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Ant example source code file (FilterSetCollection.java)

This example Ant source code file (FilterSetCollection.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Ant tags/keywords

enumeration, enumeration, filterset, filterset, filtersetcollection, filtersetcollection, string, string, util, vector

The FilterSetCollection.java source code

/*
 *  Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF licenses this file to You under the Apache License, Version 2.0
 *  (the "License"); you may not use this file except in compliance with
 *  the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 */
package org.apache.tools.ant.types;

// java io classes




// java util classes
import java.util.Enumeration;
import java.util.Vector;

// ant classes




/**
 * A FilterSetCollection is a collection of filtersets each of which may have
 * a different start/end token settings.
 *
 */
public class FilterSetCollection {

    private Vector filterSets = new Vector();

    /**
     * Constructor for a FilterSetCollection.
     */
    public FilterSetCollection() {
    }

    /**
     * Constructor for a FilterSetCollection.
     * @param filterSet a filterset to start the collection with
     */
    public FilterSetCollection(FilterSet filterSet) {
        addFilterSet(filterSet);
    }


    /**
     * Add a filterset to the collection.
     *
     * @param filterSet a <code>FilterSet value
     */
    public void addFilterSet(FilterSet filterSet) {
        filterSets.addElement(filterSet);
    }

    /**
     * Does replacement on the given string with token matching.
     * This uses the defined begintoken and endtoken values which default to @ for both.
     *
     * @param line  The line to process the tokens in.
     * @return      The string with the tokens replaced.
     */
    public String replaceTokens(String line) {
        String replacedLine = line;
        for (Enumeration e = filterSets.elements(); e.hasMoreElements();) {
            FilterSet filterSet = (FilterSet) e.nextElement();
            replacedLine = filterSet.replaceTokens(replacedLine);
        }
        return replacedLine;
    }

    /**
    * Test to see if this filter set it empty.
    *
    * @return   Return true if there are filter in this set otherwise false.
    */
    public boolean hasFilters() {
        for (Enumeration e = filterSets.elements(); e.hasMoreElements();) {
            FilterSet filterSet = (FilterSet) e.nextElement();
            if (filterSet.hasFilters()) {
                return true;
            }
        }
        return false;
    }
}



Other Ant examples (source code examples)

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