source: java/main/src/main/java/com/framsticks/util/lang/Delimeted.java @ 86

package com.framsticks.util.lang;

import java.util.Iterator;

import org.apache.commons.collections.Closure;

public class Delimeted implements Closure {

        protected final String delimeter;
        protected final String empty;
        protected StringBuilder builder = null;

        /**
         * @param delimeter
         */
        public Delimeted(String delimeter, String empty) {
                this.delimeter = delimeter;
                this.empty = empty;
        }

        public final Delimeted append(Object object) {
                if (builder != null) {
                        builder.append(delimeter);
                } else {
                        builder = new StringBuilder();
                }
                builder.append(object);
                return this;
        }

        public final Delimeted append(Iterator<?> i) {
                while (i.hasNext()) {
                        append(i.next());
                }
                return this;
        }

        public final String build() {
                return (builder != null ? builder.toString() : empty);
        }

        @Override
        public void execute(Object input) {
                append(input);
        }

}