org.sonar.plugins.erlang.dialyzer.RuleHandler.java Source code

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Here is the source code for org.sonar.plugins.erlang.dialyzer.RuleHandler.java

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/*
 * SonarQube Erlang Plugin
 * Copyright (C) 2012 Tamas Kende
 * kende.tamas@gmail.com
 *
 * This program 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 3 of the License, or (at your option) any later version.
 *
 * This program 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 program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02
 */
package org.sonar.plugins.erlang.dialyzer;

import org.apache.commons.lang.StringUtils;
import org.sonar.api.rules.RuleParam;
import org.sonar.api.rules.RulePriority;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
import org.xml.sax.helpers.DefaultHandler;

import java.util.ArrayList;
import java.util.List;

public class RuleHandler extends DefaultHandler {
    private List<ErlangRule> rules = new ArrayList<ErlangRule>();
    private String tmpValue = "";
    private Object tmpRule;
    private RuleParam param;
    private boolean paramStarted = false;

    public List<ErlangRule> getRules() {
        return rules;
    }

    @Override
    public void startElement(String s, String s1, String elementName, Attributes attributes) throws SAXException {
        if ("rule".equals(elementName)) {
            rules.add(new ErlangRule());
            tmpRule = rules.get(rules.size() - 1);
            paramStarted = false;
        } else if (StringUtils.equalsIgnoreCase("param", elementName)) {
            param = ((ErlangRule) tmpRule).getRule().createParameter();
            param.setType(attributes.getValue("type"));
            param.setKey(attributes.getValue("key"));
            param.setDefaultValue(attributes.getValue("defaultValue"));
            paramStarted = true;
        } else {
            paramStarted = false;
        }
        tmpValue = "";
    }

    @Override
    public void endElement(String s, String s1, String element) throws SAXException {
        if (StringUtils.equalsIgnoreCase("name", element)) {
            ((ErlangRule) tmpRule).getRule().setName(StringUtils.trim(tmpValue));
        } else if (StringUtils.equalsIgnoreCase("description", element)) {
            if (paramStarted) {
                param.setDescription(StringUtils.trim(tmpValue));
            } else {
                ((ErlangRule) tmpRule).getRule().setDescription(StringUtils.trim(tmpValue));
            }
        } else if (StringUtils.equalsIgnoreCase("key", element)) {
            ((ErlangRule) tmpRule).getRule().setKey(StringUtils.trim(tmpValue));
        } else if (StringUtils.equalsIgnoreCase("configKey", element)) {
            ((ErlangRule) tmpRule).getRule().setConfigKey(StringUtils.trim(tmpValue));
        } else if (StringUtils.equalsIgnoreCase("priority", element)) {
            ((ErlangRule) tmpRule).getRule().setSeverity(RulePriority.valueOf(StringUtils.trim(tmpValue)));
        } else if (StringUtils.equalsIgnoreCase("message", element)) {
            ((ErlangRule) tmpRule)
                    .addMessage(tmpValue.replaceAll("~.", ".*?").replaceAll("([\\{\\}\\[\\]\\(\\)])", "\\\\$1"));
        }
    }

    @Override
    public void characters(char[] ac, int i, int j) throws SAXException {
        tmpValue = tmpValue + new String(ac, i, j);
    }

}