org.apache.maven.plugin.surefire.parser.ChildElement Maven / Gradle / Ivy

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/*
 * JBoss, Home of Professional Open Source.
 * Copyright 2010, Red Hat, Inc., and individual contributors
 * as indicated by the @author tags. See the copyright.txt file in the
 * distribution for a full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
package org.apache.maven.plugin.surefire.parser;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;

/**
 *
 * @author Kabir Khan
 * @version $Revision: 1.1 $
 */
class ChildElement {
    private final String name;

    private final Map attributes = new HashMap();
    private final List children = new ArrayList();
    private final Set replacementAttributes = new HashSet();


    ChildElement(String name) {
        this.name = name;
    }

    boolean addAttribute(String name, String value) {

        if (value.startsWith("$") && value.endsWith("$") && value.length() > 1) {
            value = value.substring(1, value.length() - 1);
            replacementAttributes.add(name);
        }

        return attributes.put(name, value) != null;
    }

    void addChild(ChildElement child) {
        children.add(child);
    }

    String getAttribute(String name) {
        return attributes.get(name);
    }

    List getChildren(){
        return children;
    }

    void findReplacementAttributes(List replacements) {
        for (String replacementAttribute : replacementAttributes) {
            replacements.add(new MavenReplacement(this, replacementAttribute));
        }

        for (ChildElement child : children) {
            child.findReplacementAttributes(replacements);
        }
    }

    void output(PrintWriter writer, int indent) throws IOException {
        indent(writer, indent);
        writer.print("<" + name);
        if (attributes.size() > 0) {
            for (Map.Entry attribute : attributes.entrySet()) {
                writer.print(" " + attribute.getKey() + "=\"" + attribute.getValue() + "\"");
            }
        }
        
        printNamespaceUri(writer);
        
        if (children.size() == 0) {
            writer.println("/>");
        } else {
            writer.println(">");
            for (ChildElement child : children) {
                child.output(writer, indent + 1);
            }
            indent(writer, indent);
            writer.println("");
        }
    }

    void indent(PrintWriter writer, int indent) throws IOException {
        for (int i = 0 ; i < indent ; i++) {
            writer.print("  ");
        }
    }
    
    void printNamespaceUri(PrintWriter writer) {
    }
}