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+32 −2
Debayan Sutradhar (rnayabed) 2021-01-08 13:54
Debayan Sutradhar (rnayabed) 2021-01-08 13:54
2a18a7acda3131f4cb9902ecec779e7b0fc1b704
79f8a5b160029c056faae0914f1b8dfad9752bd1
git #util/2a18a7acda3131f4cb9902ecec779e7b0fc1b704

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M src/main/java/com/StreamPi/Util/XMLConfigHelper/XMLConfigHelper.java
+32 −2
package com.StreamPi.Util.XMLConfigHelper;
package com.StreamPi.Util.XMLConfigHelper;
import java.io.File;
import java.io.File;
import java.util.logging.Logger;
import java.util.logging.Logger;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.transform.Result;
import javax.xml.transform.Result;
import javax.xml.transform.Source;
import javax.xml.transform.Source;
import javax.xml.transform.Transformer;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;
import javax.xml.transform.stream.StreamResult;
import org.w3c.dom.Document;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.Node;
public class XMLConfigHelper {
public class XMLConfigHelper {
private static Logger logger = Logger.getLogger(XMLConfigHelper.class.getName());
private static Logger logger = Logger.getLogger(XMLConfigHelper.class.getName());
public static String getStringProperty(Element parentElement, String propertyName) throws Exception
public static String getStringProperty(Element parentElement, String propertyName) throws Exception
{
{
return getProperty(parentElement, propertyName, false, null, null);
return getProperty(parentElement, propertyName, false, null, null);
}
}
public static int getIntProperty(Element parentElement, String propertyName) throws Exception
public static int getIntProperty(Element parentElement, String propertyName) throws Exception
{
{
return Integer.parseInt(getProperty(parentElement, propertyName, false, null, null));
return Integer.parseInt(getProperty(parentElement, propertyName, false, null, null));
}
}
public static double getDoubleProperty(Element parentElement, String propertyName) throws Exception
{
return Double.parseDouble(getProperty(parentElement, propertyName, false, null, null));
}
public static boolean getBooleanProperty(Element parentElement, String propertyName) throws Exception
public static boolean getBooleanProperty(Element parentElement, String propertyName) throws Exception
{
{
return getProperty(parentElement, propertyName, false, null, null).equals("true");
return getProperty(parentElement, propertyName, false, null, null).equals("true");
}
}
public static String getProperty(Element parentElement, String propertyName, boolean createNewIfDoesntExist, Document document, File file) throws Exception
public static String getProperty(Element parentElement, String propertyName, boolean createNewIfDoesntExist, Document document, File file) throws Exception
{
{
try {
try {
return parentElement.getElementsByTagName(propertyName).item(0).getTextContent();
return parentElement.getElementsByTagName(propertyName).item(0).getTextContent();
}
}
catch (Exception e)
catch (Exception e)
{
{
logger.warning("CANNOT get property "+parentElement.getNodeName()+"."+propertyName+"!");
logger.warning("CANNOT get property "+parentElement.getNodeName()+"."+propertyName+"!");
if(createNewIfDoesntExist)
if(createNewIfDoesntExist)
{
{
logger.warning("Creating new property by that name ...");
logger.warning("Creating new property by that name ...");
Element newProp = document.createElement(propertyName);
Element newProp = document.createElement(propertyName);
parentElement.appendChild(newProp);
parentElement.appendChild(newProp);
save(document, file);
save(document, file);
}
}
throw e;
throw e;
}
}
}
}
public static void save(Document document, File file) throws Exception
public static void save(Document document, File file) throws Exception
{
{
Transformer transformer = TransformerFactory.newInstance().newTransformer();
Transformer transformer = TransformerFactory.newInstance().newTransformer();
Result output = new StreamResult(file);
Result output = new StreamResult(file);
Source input = new DOMSource(document);
Source input = new DOMSource(document);
transformer.transform(input, output);
transformer.transform(input, output);
}
}
public static String getStringProperty(Element parentElement, String propertyName, String ifNotPresent, boolean printStackTrace)
public static String getStringProperty(Element parentElement, String propertyName, String ifNotPresent, boolean printStackTrace)
{
{
return getStringProperty(parentElement, propertyName, ifNotPresent, printStackTrace, false, null, null);
return getStringProperty(parentElement, propertyName, ifNotPresent, printStackTrace, false, null, null);
}
}
public static String getStringProperty(Element parentElement, String propertyName, String ifNotPresent, boolean printStackTrace, boolean createNewIfDoesntExist,
public static String getStringProperty(Element parentElement, String propertyName, String ifNotPresent, boolean printStackTrace, boolean createNewIfDoesntExist,
Document document, File file)
Document document, File file)
{
{
String tbr = ifNotPresent;
String tbr = ifNotPresent;
try
try
{
{
tbr = getProperty(parentElement, propertyName, createNewIfDoesntExist, document, file);
tbr = getProperty(parentElement, propertyName, createNewIfDoesntExist, document, file);
}
}
catch(Exception e)
catch(Exception e)
{
{
if(printStackTrace)
if(printStackTrace)
e.printStackTrace();
e.printStackTrace();
}
}
return tbr;
return tbr;
}
}
public static void removeChilds(Node node) {
public static void removeChilds(Node node) {
while (node.hasChildNodes())
while (node.hasChildNodes())
node.removeChild(node.getFirstChild());
node.removeChild(node.getFirstChild());
}
}
public static int getIntProperty(Element parentElement, String propertyName, int ifNotPresent, boolean printStackTrace)
public static int getIntProperty(Element parentElement, String propertyName, int ifNotPresent, boolean printStackTrace)
{
{
return getIntProperty(parentElement, propertyName, ifNotPresent, printStackTrace, false, null, null);
return getIntProperty(parentElement, propertyName, ifNotPresent, printStackTrace, false, null, null);
}
}
public static int getIntProperty(Element parentElement, String propertyName, int ifNotPresent, boolean printStackTrace, boolean createNewIfDoesntExist,
public static int getIntProperty(Element parentElement, String propertyName, int ifNotPresent, boolean printStackTrace, boolean createNewIfDoesntExist,
Document document, File file)
Document document, File file)
{
{
int tbr = ifNotPresent;
int tbr = ifNotPresent;
try
try
{
{
tbr = Integer.parseInt(getProperty(parentElement, propertyName, createNewIfDoesntExist, document, file));
tbr = Integer.parseInt(getProperty(parentElement, propertyName, createNewIfDoesntExist, document, file));
}
}
catch(Exception e)
catch(Exception e)
{
{
if(printStackTrace)
if(printStackTrace)
e.printStackTrace();
e.printStackTrace();
}
}
return tbr;
return tbr;
}
}
public static int getIntProperty(Element parentElement, String propertyName, int ifNotPresent)
public static double getDoubleProperty(Element parentElement, String propertyName, double ifNotPresent)
{
return getDoubleProperty(parentElement, propertyName, ifNotPresent, true, false, null, null);
}
public static double getDoubleProperty(Element parentElement, String propertyName, double ifNotPresent, boolean printStackTrace)
{
return getDoubleProperty(parentElement, propertyName, ifNotPresent, printStackTrace, false, null, null);
}
public static double getDoubleProperty(Element parentElement, String propertyName, double ifNotPresent, boolean printStackTrace, boolean createNewIfDoesntExist,
Document document, File file)
{
{
return getIntProperty(parentElement, propertyName, ifNotPresent, true, false, null, null);
double tbr = ifNotPresent;
try
{
tbr = Double.parseDouble(getProperty(parentElement, propertyName, createNewIfDoesntExist, document, file));
}
catch(Exception e)
{
if(printStackTrace)
e.printStackTrace();
}
return tbr;
}
}
public static String getStringProperty(Element parentElement, String propertyName, String ifNotPresent)
public static String getStringProperty(Element parentElement, String propertyName, String ifNotPresent)
{
{
return getStringProperty(parentElement, propertyName, ifNotPresent, true, false, null, null);
return getStringProperty(parentElement, propertyName, ifNotPresent, true, false, null, null);
}
}
public static boolean getBooleanProperty(Element parentElement, String propertyName, boolean ifNotPresent, boolean printStackTrace)
public static boolean getBooleanProperty(Element parentElement, String propertyName, boolean ifNotPresent, boolean printStackTrace)
{
{
return getBooleanProperty(parentElement, propertyName, ifNotPresent, printStackTrace, false, null, null);
return getBooleanProperty(parentElement, propertyName, ifNotPresent, printStackTrace, false, null, null);
}
}
public static boolean getBooleanProperty(Element parentElement, String propertyName, boolean ifNotPresent, boolean printStackTrace, boolean createNewIfDoesntExist,
public static boolean getBooleanProperty(Element parentElement, String propertyName, boolean ifNotPresent, boolean printStackTrace, boolean createNewIfDoesntExist,
Document document, File file)
Document document, File file)
{
{
boolean tbr = ifNotPresent;
boolean tbr = ifNotPresent;
try
try
{
{
tbr = getProperty(parentElement, propertyName, createNewIfDoesntExist, document, file).equals("true");
tbr = getProperty(parentElement, propertyName, createNewIfDoesntExist, document, file).equals("true");
}
}
catch(Exception e)
catch(Exception e)
{
{
if(printStackTrace)
if(printStackTrace)
e.printStackTrace();
e.printStackTrace();
}
}
return tbr;
return tbr;
}
}
public static boolean getBooleanProperty(Element parentElement, String propertyName, boolean ifNotPresent)
public static boolean getBooleanProperty(Element parentElement, String propertyName, boolean ifNotPresent)
{
{
return getBooleanProperty(parentElement, propertyName, ifNotPresent, true, false, null, null);
return getBooleanProperty(parentElement, propertyName, ifNotPresent, true, false, null, null);
}
}
public static boolean doesElementExist(Element parent, String nameOfElement)
public static boolean doesElementExist(Element parent, String nameOfElement)
{
{
return parent.getElementsByTagName(nameOfElement).getLength() > 0;
return parent.getElementsByTagName(nameOfElement).getLength() > 0;
}
}
public static boolean doesElementExist(Document document, String nameOfElement)
public static boolean doesElementExist(Document document, String nameOfElement)
{
{
return document.getElementsByTagName(nameOfElement).getLength() > 0;
return document.getElementsByTagName(nameOfElement).getLength() > 0;
}
}
}
}