JDK 17 java.naming.jmod - Naming Module
JDK 17 java.naming.jmod is the JMOD file for JDK 17 Naming module.
JDK 17 Naming module compiled class files are stored in \fyicenter\jdk-17.0.5\jmods\java.naming.jmod.
JDK 17 Naming module compiled class files are also linked and stored in the \fyicenter\jdk-17.0.5\lib\modules JImage file.
JDK 17 Naming module source code files are stored in \fyicenter\jdk-17.0.5\lib\src.zip\java.naming.
You can click and view the content of each source code file in the list below.
✍: FYIcenter
⏎ com/sun/jndi/ldap/LdapCtxFactory.java
/*
* Copyright (c) 1999, 2018, Oracle and/or its affiliates. All rights reserved.
* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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package com.sun.jndi.ldap;
import java.util.Hashtable;
import java.util.Vector;
import java.util.Enumeration;
import javax.naming.*;
import javax.naming.directory.*;
import javax.naming.ldap.spi.LdapDnsProviderResult;
import javax.naming.spi.ObjectFactory;
import javax.naming.spi.InitialContextFactory;
import javax.naming.ldap.Control;
import com.sun.jndi.url.ldap.ldapURLContextFactory;
public final class LdapCtxFactory implements ObjectFactory, InitialContextFactory {
/**
* The type of each address in an LDAP reference.
*/
public static final String ADDRESS_TYPE = "URL";
// ----------------- ObjectFactory interface --------------------
public Object getObjectInstance(Object ref, Name name, Context nameCtx,
Hashtable<?,?> env) throws Exception {
if (!isLdapRef(ref)) {
return null;
}
ObjectFactory factory = new ldapURLContextFactory();
String[] urls = getURLs((Reference)ref);
return factory.getObjectInstance(urls, name, nameCtx, env);
}
// ----------------- InitialContext interface --------------------
public Context getInitialContext(Hashtable<?,?> envprops)
throws NamingException {
try {
String providerUrl = (envprops != null) ?
(String)envprops.get(Context.PROVIDER_URL) : null;
// If URL not in environment, use defaults
if (providerUrl == null) {
return new LdapCtx("", LdapCtx.DEFAULT_HOST,
LdapCtx.DEFAULT_PORT, envprops, false);
}
// Extract URL(s)
String[] urls = LdapURL.fromList(providerUrl);
if (urls.length == 0) {
throw new ConfigurationException(Context.PROVIDER_URL +
" property does not contain a URL");
}
// Generate an LDAP context
return getLdapCtxInstance(urls, envprops);
} catch (LdapReferralException e) {
if (envprops != null &&
"throw".equals(envprops.get(Context.REFERRAL))) {
throw e;
}
Control[] bindCtls = (envprops != null)?
(Control[])envprops.get(LdapCtx.BIND_CONTROLS) : null;
return (LdapCtx)e.getReferralContext(envprops, bindCtls);
}
}
/**
* Returns true if argument is an LDAP reference.
*/
private static boolean isLdapRef(Object obj) {
if (!(obj instanceof Reference)) {
return false;
}
String thisClassName = LdapCtxFactory.class.getName();
Reference ref = (Reference)obj;
return thisClassName.equals(ref.getFactoryClassName());
}
/**
* Returns the URLs contained within an LDAP reference.
*/
private static String[] getURLs(Reference ref) throws NamingException {
int size = 0; // number of URLs
String[] urls = new String[ref.size()];
Enumeration<RefAddr> addrs = ref.getAll();
while (addrs.hasMoreElements()) {
RefAddr addr = addrs.nextElement();
if ((addr instanceof StringRefAddr) &&
addr.getType().equals(ADDRESS_TYPE)) {
urls[size++] = (String)addr.getContent();
}
}
if (size == 0) {
throw (new ConfigurationException(
"Reference contains no valid addresses"));
}
// Trim URL array down to size.
if (size == ref.size()) {
return urls;
}
String[] urls2 = new String[size];
System.arraycopy(urls, 0, urls2, 0, size);
return urls2;
}
// ------------ Utilities used by other classes ----------------
public static DirContext getLdapCtxInstance(Object urlInfo, Hashtable<?,?> env)
throws NamingException {
if (urlInfo instanceof String) {
return getUsingURL((String)urlInfo, env);
} else if (urlInfo instanceof String[]) {
return getUsingURLs((String[])urlInfo, env);
} else {
throw new IllegalArgumentException(
"argument must be an LDAP URL String or array of them");
}
}
private static DirContext getUsingURL(String url, Hashtable<?,?> env)
throws NamingException
{
try {
LdapDnsProviderResult r =
LdapDnsProviderService.getInstance().lookupEndpoints(url, env);
LdapCtx ctx;
NamingException lastException = null;
/*
* Prior to this change we had been assuming that the url.getDN()
* should be converted to a domain name via
* ServiceLocator.mapDnToDomainName(url.getDN())
*
* However this is incorrect as we can't assume that the supplied
* url.getDN() is the same as the dns domain for the directory
* server.
*
* This means that we depend on the dnsProvider to return both
* the list of urls of individual hosts from which we attempt to
* create an LdapCtx from *AND* the domain name that they serve
*
* In order to do this the dnsProvider must return an
* {@link LdapDnsProviderResult}.
*
*/
for (String u : r.getEndpoints()) {
try {
ctx = getLdapCtxFromUrl(
r.getDomainName(), url, new LdapURL(u), env);
return ctx;
} catch (NamingException e) {
// try the next element
lastException = e;
}
}
if (lastException != null) {
throw lastException;
}
// lookupEndpoints returned an LdapDnsProviderResult with an empty
// list of endpoints
throw new NamingException("Could not resolve a valid ldap host");
} catch (NamingException e) {
// lookupEndpoints(url, env) may throw a NamingException, which
// there is no need to wrap.
throw e;
} catch (Exception e) {
NamingException ex = new NamingException();
ex.setRootCause(e);
throw ex;
}
}
private static LdapCtx getLdapCtxFromUrl(String domain,
String url,
LdapURL u,
Hashtable<?,?> env)
throws NamingException
{
String dn = u.getDN();
String host = u.getHost();
int port = u.getPort();
LdapCtx ctx = new LdapCtx(dn, host, port, env, u.useSsl());
ctx.setDomainName(domain);
// Record the URL that created the context
ctx.setProviderUrl(url);
return ctx;
}
/*
* Try each URL until one of them succeeds.
* If all URLs fail, throw one of the exceptions arbitrarily.
* Not pretty, but potentially more informative than returning null.
*/
private static DirContext getUsingURLs(String[] urls, Hashtable<?,?> env)
throws NamingException
{
NamingException ex = null;
for (String u : urls) {
try {
return getUsingURL(u, env);
} catch (NamingException e) {
ex = e;
}
}
throw ex;
}
/**
* Used by Obj and obj/RemoteToAttrs too so must be public
*/
public static Attribute createTypeNameAttr(Class<?> cl) {
Vector<String> v = new Vector<>(10);
String[] types = getTypeNames(cl, v);
if (types.length > 0) {
BasicAttribute tAttr =
new BasicAttribute(Obj.JAVA_ATTRIBUTES[Obj.TYPENAME]);
for (int i = 0; i < types.length; i++) {
tAttr.add(types[i]);
}
return tAttr;
}
return null;
}
private static String[] getTypeNames(Class<?> currentClass, Vector<String> v) {
getClassesAux(currentClass, v);
Class<?>[] members = currentClass.getInterfaces();
for (int i = 0; i < members.length; i++) {
getClassesAux(members[i], v);
}
String[] ret = new String[v.size()];
int i = 0;
for (String name : v) {
ret[i++] = name;
}
return ret;
}
private static void getClassesAux(Class<?> currentClass, Vector<String> v) {
if (!v.contains(currentClass.getName())) {
v.addElement(currentClass.getName());
}
currentClass = currentClass.getSuperclass();
while (currentClass != null) {
getTypeNames(currentClass, v);
currentClass = currentClass.getSuperclass();
}
}
}
⏎ com/sun/jndi/ldap/LdapCtxFactory.java
Or download all of them as a single archive file:
File name: java.naming-17.0.5-src.zip File size: 490626 bytes Release date: 2022-09-13 Download
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