© Philippe PRADOS

Lecture d'un fichier XML

<?xml version="1.0" encoding="UTF-8" ?>
<configurations>
 <item name="user">me</item>
 <item name="password">sesame</item>
</configurations>

public class MonOutil
{
public static final DocumentBuilderFactory factory;
static
 {
factory=DocumentBuilderFactory.newInstance();
}

public static void main(String[] args)
throws SAXException, IOException, ParserConfigurationException
{
final File filename=new File(args[0]);

// Get document
 final Document jndiparams = factory.newDocumentBuilder().parse(filename);

// Use XML data
 System.out.println("Process "+filename);

// Get head
 final Node head=jndiparams.getFirstChild();

final NodeList childs=head.getChildNodes();
for (int i=0;i<childs.getLength();++i)
{
Node node=childs.item(i);
if (node.getNodeType()!=Node.ELEMENT_NODE) continue;
System.out.println(node.getAttributes()
.getNamedItem("name").getNodeValue()+"="
 +node.getTextContent());
}
System.out.println();
}
}

public class MonOutil
{

public static final DocumentBuilderFactory factory;
static
 {
factory=DocumentBuilderFactory.newInstance();
}

public static void main(String[] args)
throws SAXException, IOException, ParserConfigurationException
{

// Get filename
 final File filename=new File(args[0]);
 final URL filename = nameToURL(args[0]);

// Get document
 final Document jndiparams = factory.newDocumentBuilder().parse(filename);
final InputStream in=filename.openStream();
final Document jndiparams;
try
 {
jndiparams = factory.newDocumentBuilder().parse(in);
}
finally
 {
in.close();
}

// Use XML data

...
}
 private static URL nameToURL(String name) throws MalformedURLException
{
try
 {
return new URL(name);
}
catch (MalformedURLException x)
{
return new File(name).toURI().toURL();
}
}
}

<?xml version="1.0" encoding="UTF-8"?>
<schema xmlns="http://www.w3.org/2001/XMLSchema"
targetNamespace="http://www.prados.eu/xsd/MonOutil/1.0/"
xmlns:tns="http://www.prados.eu/xsd/MonOutil/1.0/"
elementFormDefault="qualified" attributeFormDefault="unqualified">

 <element name="configurations">
 <complexType>
 <sequence minOccurs="1" maxOccurs="unbounded">
 <element ref="tns:item" />
 </sequence>
 <anyAttribute processContents="strict" />
 </complexType>
 </element>
 <element name="item">
 <complexType>
 <simpleContent>
 <extension base="string">
 <attribute name="name" type="string" />
 </extension>
 </simpleContent>
 </complexType>
 </element>
</schema>

<?xml version="1.0" encoding="UTF-8" ?>
<configurations
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 xsi:schemaLocation=
"http://www.prados.eu/xsd/MonOutil/1.0/
MonOutil.xsd"
 xmlns="http://www.prados.eu/xsd/MonOutil/1.0/"
>
 <item name="user">me</item>
 <item name="password">sesame</item>
</configurations>

public class MonOutil
{

public static final DocumentBuilderFactory factory;
static
 {
factory=DocumentBuilderFactory.newInstance();
 factory.setNamespaceAware(true);
factory.setValidating(true);
factory.setAttribute(
"http://java.sun.com/xml/jaxp/properties/schemaLanguage",
"http://www.w3.org/2001/XMLSchema");
 }

public static void main(String[] args)
throws SAXException, IOException, ParserConfigurationException
{
// Get filename
 final URL filename = nameToURL(args[0]);

// Get document
 final InputStream in=filename.openStream();
final Document jndiparams;
try
 {
jndiparams = factory.newDocumentBuilder().parse(in);
}
finally
 {
in.close();
}

// Use XML data
 System.out.println("Process "+filename);

// Get head
 final Node head=jndiparams.getFirstChild();

final NodeList childs=head.getChildNodes();
for (int i=0;i<childs.getLength();++i)
{
Node node=childs.item(i);
if (node.getNodeType()!=Node.ELEMENT_NODE) continue;
 if (node.getNamespaceURI()!=
"http://www.prados.eu/xsd/MonOutil/1.0/") continue;
 System.out.println(node.getAttributes()
.getNamedItem("name").getNodeValue()+"="
 +node.getTextContent());

}
System.out.println();
}

...

}

<?xml version="1.0" encoding="UTF-8" ?>
<configurations
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 xsi:schemaLocation=
 "http://www.prados.eu/xsd/MonOutil/1.0/
http://www.prados.eu/xsd/1.0/MonOutil.xsd"
 xmlns="http://www.prados.eu/xsd/MonOutil/1.0/"
>
 <item name="user">me</item>
 <item name="password">sesame</item>
</configurations>

<?xml version="1.0" encoding="UTF-8"?>
<schema xmlns="http://www.w3.org/2001/XMLSchema"
targetNamespace="http://www.prados.eu/xsd/MonOutil/1.0/"
xmlns:tns="http://www.prados.eu/xsd/MonOutil/1.0/"
elementFormDefault="qualified" attributeFormDefault="unqualified">

 <element name="configurations">
 <complexType>
 <sequence minOccurs="1" maxOccurs="unbounded">
 <choice minOccurs="1" maxOccurs="unbounded">
 <element ref="tns:item" />
 <any processContents="lax" namespace="##other" />
 </choice>
 </sequence>
 <attribute name="id" type="ID" use="optional"/>
 <anyAttribute processContents="lax" namespace="##other" />
 </complexType>
 </element>
 <element name="item">
 <complexType>
 <simpleContent>
 <extension base="string">
 <attribute name="id" type="ID" use="optional"/>
 <attribute name="name" type="string" />
 <anyAttribute processContents="lax" namespace="##other"/>
 </extension>
 </simpleContent>
 </complexType>
 </element>
</schema>

<?xml version="1.0" encoding="UTF-8" ?>
<configurations
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation=
"http://www.prados.eu/xsd/MonOutil/1.0/
http://www.prados.eu/xsd/1.0/MonOutil.xsd"
xmlns:ext="http://www.integrateur.fr/xsd/MesAjouts/1.0/"
xmlns="http://www.prados.eu/xsd/MonOutil/1.0/"
id="root"
>
 <ext:comment xml:lang="fr">Utilisateur par défaut</ext:comment>
 <item name="user" xml:lang="fr" id="nom">me</item>
 <item name="password">sesame</item>
</configurations>

<?xml version="1.0" encoding="UTF-8"?>
<nodes
xmlns="http://www.integrator.org"
xmlns:conf="http://www.prados.eu/xsd/MonOutil/1.0/"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation=
"http://www.integrator.org Nodes.xsd">
 <node name="jmshost">
 <conf:configurations id="jms">
 <conf:item name="user">me</conf:item>
 <conf:item name="password">sesame</conf:item>
 </conf:configurations>
 </node>
 <node name="dbhost">
 <conf:configurations id="db">
 <conf:item name="user">dba</conf:item>
 <conf:item name="password">sesame</conf:item>
 </conf:configurations>
 </node>
</nodes>

<?xml version="1.0" encoding="UTF-8"?>
<schema
targetNamespace="http://www.integrator.org"
elementFormDefault="qualified"
attributeFormDefault="unqualified"
xmlns="http://www.w3.org/2001/XMLSchema"
xmlns:conf="http://www.prados.eu/xsd/MonOutil/1.0/"
>
 <import namespace="http://www.prados.eu/xsd/MonOutil/1.0/"
schemaLocation="http://www.prados.eu/xsd/1.0/MonOutil.xsd"/>
 <element name="nodes">
 <complexType>
 <sequence maxOccurs="unbounded">
 <element name="node">
 <complexType>
 <sequence>
 <element ref="conf:configurations"/>
 </sequence>
 <attribute name="name" type="ID" use="required"/>
 </complexType>
 </element>
 </sequence>
 </complexType>
 </element>
</schema>

public class MonOutil
{
public static final DocumentBuilderFactory factory;

static
 {
factory=DocumentBuilderFactory.newInstance();
factory.setNamespaceAware(true);
factory.setValidating(true);
factory.setAttribute(
"http://java.sun.com/xml/jaxp/properties/schemaLanguage",
"http://www.w3.org/2001/XMLSchema");
}
private static final String namespace="http://www.prados.eu/xsd/MonOutil/1.0/";

public static void main(String[] args)
throws SAXException, IOException, ParserConfigurationException, URISyntaxException
{
// Get filename
 final URL filename = nameToURL(args[0]);

// Get document
...


// Use XML data

System.out.println("Process "+filename);

 // Get head
 final Node head=jndiparams.getFirstChild();
final Node head=(null==filename.getRef())
? jndiparams.getFirstChild()
: jndiparams.getElementById(filename.getRef());
final NodeList childs=head.getChildNodes();
for (int i=0;i<childs.getLength();++i)
{
Node node=childs.item(i);
if (node.getNodeType()!=Node.ELEMENT_NODE) continue;
if (node.getNamespaceURI()!=namespace) continue;
System.out.println(node.getAttributes().getNamedItem("name").getNodeValue()+"="
 +node.getTextContent());
}
System.out.println();
}

private static URL nameToURL(String name) throws MalformedURLException
{
try
 {
return new URL(name);
}
catch (MalformedURLException x)
{
 final int idx=name.indexOf('#');
if (idx!=-1)
return new URL(
new File(name.substring(0,idx)).toURI()
.toASCIIString()+name.substring(idx));
else
 return new File(name).toURI().toURL();
}
 }
}



Les propriétés

// Get properties filename
final String propfilename=args[0];
final Properties prop=new Properties();
{
InputStream in=null;
try
 {
in=new BufferedInputStream(new FileInputStream(propfilename));
prop.load(in);
}
finally
 {
if (in!=null) in.close();
}
}

// Get properties filename
final String propfilename=args[0];
URL propfilename;
try
{
propfilename = new URL(args[0]);
}
catch (MalformedURLException x)
{
propfilename = new File(args[0]).toURI().toURL();
}

// Load properties
Properties prop=new Properties();
{
InputStream in=null;
try
 {
 in=new BufferedInputStream(new FileInputStream(propfilename));
 in=new BufferedInputStream(propfilename.openStream());
 prop.load(in);
}
finally
 {
if (in!=null) in.close();
}
}

// Load properties
Properties prop=new Properties();
{
InputStream in=null;
try
 {
in=new BufferedInputStream(propfilename.openStream());
 if (propfilename.getPath().endsWith(".xml"))
prop.loadFromXML(in);
else
 prop.load(in);
}
finally
 {
if (in!=null) in.close();
}
}

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE properties SYSTEM "http://java.sun.com/dtd/properties.dtd">
<properties version="1.0">
 <entry key="user">aladin</entry>
 <entry key="password">sesame</entry>
</properties>

// Get document
final InputStream in=filename.openStream();
final Document jndiparams;
try
{
 jndiparams = factory.newDocumentBuilder().parse(in);
 jndiparams = factory.newDocumentBuilder().parse(
 new InputSource(new VariableReader(new InputStreamReader(in),prop)));
}
finally
{
in.close();
}

<?xml version="1.0" encoding="UTF-8"?>
<nodes
xmlns="http://www.integrator.org"
xmlns:conf="http://www.prados.eu/xsd/MonOutil/1.0/"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.integrator.org Nodes.xsd">
 <node name="jmshost">
 <conf:configurations id="jms">
 <conf:item name="user">${user}</conf:item>
 <conf:item name="password">${password}</conf:item>
 </conf:configurations>
 </node>
</nodes>



2003/1.0 pp@philippe.prados.name 7/7