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replaced jaxb with sax parser

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Former-commit-id: ad48ae623b717e9ffb4b1918ba039805931e9998
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Jeremy Long
2015-04-07 06:57:08 -04:00
parent 961626a136
commit 26ca6d9b77
1 changed files with 188 additions and 0 deletions
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188
dependency-check-core/src/main/java/org/owasp/dependencycheck/xml/pom/PomHandler.java Normal file
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/*
* This file is part of dependency-check-core.
*
* Licensed 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.
*
* Copyright (c) 2015 Jeremy Long. All Rights Reserved.
*/
package org.owasp.dependencycheck.xml.pom;
import java.util.ArrayDeque;
import java.util.Deque;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
import org.xml.sax.helpers.DefaultHandler;
/**
* A handler to read the pom.xml model.
*
* @author Jeremy Long
*/
public class PomHandler extends DefaultHandler {
/**
* The project element.
*/
public static final String PROJECT = "project";
/**
* The artifactId element.
*/
public static final String GROUPID = "groupId";
/**
* The artifactId element.
*/
public static final String ARTIFACTID = "artifactId";
/**
* The version element.
*/
public static final String VERSION = "version";
/**
* The parent element.
*/
public static final String PARENT = "parent";
/**
* The name element.
*/
public static final String NAME = "name";
/**
* The organization element.
*/
public static final String ORGANIZATION = "organization";
/**
* The description element.
*/
public static final String DESCRIPTION = "description";
/**
* The licenses element.
*/
public static final String LICENSES = "licenses";
/**
* The license element.
*/
public static final String LICENSE = "license";
/**
* The url element.
*/
public static final String URL = "url";
/**
* The pom model.
*/
private Model model = new Model();
/**
* Returns the model obtained from the pom.xml.
*
* @return the model object
*/
public Model getModel() {
return model;
}
/**
* The stack of elements processed; used to determine the parent node.
*/
private final Deque<String> stack = new ArrayDeque<String>();
/**
* The license object.
*/
private License license = null;
/**
* The current node text being extracted from the element.
*/
private StringBuffer currentText;
/**
* Handles the start element event.
*
* @param uri the uri of the element being processed
* @param localName the local name of the element being processed
* @param qName the qName of the element being processed
* @param attributes the attributes of the element being processed
* @throws SAXException thrown if there is an exception processing
*/
@Override
public void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXException {
currentText = new StringBuffer();
stack.push(qName);
if (LICENSE.equals(qName)) {
license = new License();
}
}
/**
* Handles the end element event.
*
* @param uri the URI of the element
* @param localName the local name of the element
* @param qName the qName of the element
* @throws SAXException thrown if there is an exception processing
*/
@Override
public void endElement(String uri, String localName, String qName) throws SAXException {
stack.pop();
final String parentNode = stack.peek();
if (PROJECT.equals(parentNode)) {
if (GROUPID.equals(qName)) {
model.setGroupId(currentText.toString());
} else if (ARTIFACTID.equals(qName)) {
model.setArtifactId(currentText.toString());
} else if (VERSION.equals(qName)) {
model.setVersion(currentText.toString());
} else if (NAME.equals(qName)) {
model.setName(currentText.toString());
} else if (ORGANIZATION.equals(qName)) {
model.setOrganization(currentText.toString());
} else if (DESCRIPTION.equals(qName)) {
model.setDescription(currentText.toString());
}
} else if (PARENT.equals(parentNode)) {
if (GROUPID.equals(qName)) {
model.setParentGroupId(currentText.toString());
} else if (ARTIFACTID.equals(qName)) {
model.setParentArtifactId(currentText.toString());
} else if (VERSION.equals(qName)) {
model.setParentVersion(currentText.toString());
}
} else if (LICENSE.equals(parentNode)) {
if (license == null) {
//TODO add error logging
} else if (NAME.equals(qName)) {
license.setName(currentText.toString());
} else if (URL.equals(qName)) {
license.setUrl(currentText.toString());
}
} else if (LICENSES.equals(parentNode)) {
if (LICENSE.equals(qName)) {
if (license != null) {
model.addLicense(license);
} else {
//TODO add error logging
}
}
}
}
/**
* Collects the body text of the node being processed.
*
* @param ch the char array of text
* @param start the start position to copy text from in the char array
* @param length the number of characters to copy from the char array
* @throws SAXException thrown if there is a parsing exception
*/
@Override
public void characters(char[] ch, int start, int length) throws SAXException {
currentText.append(ch, start, length);
}
}