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/*
* JBoss, Home of Professional Open Source.
* Copyright 2015, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This 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 2.1 of
* the License, or (at your option) any later version.
*
* This software 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 software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.wildfly.naming.client;
import static org.wildfly.naming.client._private.Messages.log;
import static org.wildfly.naming.client.util.NamingUtils.safeClose;
import javax.naming.Binding;
import javax.naming.CompositeName;
import javax.naming.Context;
import javax.naming.Name;
import javax.naming.NameClassPair;
import javax.naming.NameParser;
import javax.naming.NamingException;
import org.wildfly.common.Assert;
import org.wildfly.naming.client.util.FastHashtable;
import org.wildfly.naming.client.util.NamingUtils;
/**
* A abstract federating context. All text names are converted to composite names, and composite names are then used
* to perform federating lookups.
*
* @author David M. Lloyd
*/
public abstract class AbstractFederatingContext extends AbstractContext {
protected AbstractFederatingContext(final FastHashtable environment) {
super(environment);
}
public Object lookup(final String name) throws NamingException {
Assert.checkNotNullParam("name", name);
return lookup(new CompositeName(name));
}
public Object lookup(final Name name) throws NamingException {
Assert.checkNotNullParam("name", name);
if (name instanceof CompositeName) {
if (name.isEmpty()) {
return lookupNative(new SimpleName());
}
final String first = name.get(0);
final Object next = lookup(getNativeNameParser().parse(first));
if (name.size() == 1) {
return next;
} else if (next instanceof Context) {
final Context context = (Context) next;
try {
return context.lookup(name.getSuffix(1));
} finally {
NamingUtils.safeClose(context);
}
} else {
throw log.notContextInCompositeName(first);
}
} else {
return lookupNative(name);
}
}
public Object lookupLink(final String name) throws NamingException {
Assert.checkNotNullParam("name", name);
return lookupLink(new CompositeName(name));
}
public Object lookupLink(final Name name) throws NamingException {
Assert.checkNotNullParam("name", name);
if (name instanceof CompositeName) {
final String first = name.get(0);
final Name firstName = getNativeNameParser().parse(first);
if (name.size() == 1) {
return lookupLink(firstName);
}
final Object next = lookup(firstName);
if (next instanceof Context) {
final Context context = (Context) next;
try {
return context.lookupLink(name.getSuffix(1));
} finally {
NamingUtils.safeClose(context);
}
} else {
throw log.notContextInCompositeName(first);
}
} else {
return lookupLinkNative(name);
}
}
public void bind(final String name, final Object obj) throws NamingException {
Assert.checkNotNullParam("name", name);
bind(new CompositeName(name), obj);
}
public void bind(final Name name, final Object obj) throws NamingException {
Assert.checkNotNullParam("name", name);
if (name.isEmpty()) {
throw log.invalidEmptyName();
}
if (name instanceof CompositeName) {
final String first = name.get(0);
final Name firstName = getNativeNameParser().parse(first);
if (name.size() == 1) {
bindNative(firstName, obj);
return;
}
final Object next = lookup(firstName);
if (next instanceof Context) {
final Context context = (Context) next;
try {
context.bind(name.getSuffix(1), obj);
} finally {
NamingUtils.safeClose(context);
}
} else {
throw log.notContextInCompositeName(first);
}
} else {
bindNative(name, obj);
}
}
public void rebind(final String name, final Object obj) throws NamingException {
Assert.checkNotNullParam("name", name);
rebind(new CompositeName(name), obj);
}
public void rebind(final Name name, final Object obj) throws NamingException {
Assert.checkNotNullParam("name", name);
if (name.isEmpty()) {
throw log.invalidEmptyName();
}
if (name instanceof CompositeName) {
final String first = name.get(0);
final Name firstName = getNativeNameParser().parse(first);
if (name.size() == 1) {
rebindNative(firstName, obj);
return;
}
final Object next = lookup(firstName);
if (next instanceof Context) {
final Context context = (Context) next;
try {
context.rebind(name.getSuffix(1), obj);
} finally {
NamingUtils.safeClose(context);
}
} else {
throw log.notContextInCompositeName(first);
}
} else {
rebindNative(name, obj);
}
}
public void unbind(final String name) throws NamingException {
Assert.checkNotNullParam("name", name);
unbind(new CompositeName(name));
}
public void unbind(final Name name) throws NamingException {
Assert.checkNotNullParam("name", name);
if (name.isEmpty()) {
throw log.invalidEmptyName();
}
if (name instanceof CompositeName) {
final String first = name.get(0);
final Name firstName = getNativeNameParser().parse(first);
if (name.size() == 1) {
unbindNative(firstName);
return;
}
final Object next = lookup(firstName);
if (next instanceof Context) {
final Context context = (Context) next;
try {
context.unbind(name.getSuffix(1));
} finally {
NamingUtils.safeClose(context);
}
} else {
throw log.notContextInCompositeName(first);
}
} else {
unbindNative(name);
}
}
public void rename(final String oldName, final String newName) throws NamingException {
Assert.checkNotNullParam("oldName", oldName);
Assert.checkNotNullParam("newName", newName);
rename(new CompositeName(oldName), new CompositeName(newName));
}
public void rename(final Name oldName, final Name newName) throws NamingException {
Assert.checkNotNullParam("oldName", oldName);
Assert.checkNotNullParam("newName", newName);
if (oldName.isEmpty() || newName.isEmpty()) {
throw log.invalidEmptyName();
}
if (oldName instanceof CompositeName) {
final String oldFirst = oldName.get(0);
final Name oldFirstName = getNativeNameParser().parse(oldFirst);
final Name newFirstName;
if (newName instanceof CompositeName) {
newFirstName = getNativeNameParser().parse(newName.get(0));
} else {
newFirstName = newName;
}
if (oldName.size() == 1 && newName.size() == 1) {
renameNative(oldFirstName, newFirstName);
return;
}
if (! oldFirstName.equals(newFirstName)) {
throw log.renameAcrossProviders(oldName, newName);
}
final Object next = lookupNative(oldFirstName);
if (next instanceof Context) {
final Context context = (Context) next;
try {
context.rename(oldName.getSuffix(1), newName.getSuffix(1));
} finally {
NamingUtils.safeClose(context);
}
} else {
throw log.notContextInCompositeName(oldFirst);
}
return;
}
Name target;
if (newName instanceof CompositeName) {
if (newName.size() == 1) {
target = getNativeNameParser().parse(newName.get(0));
} else {
throw log.renameAcrossProviders(oldName, newName);
}
} else {
target = newName;
}
renameNative(oldName, target);
}
public CloseableNamingEnumeration list(final String name) throws NamingException {
Assert.checkNotNullParam("name", name);
return list(new CompositeName(name));
}
public CloseableNamingEnumeration list(final Name name) throws NamingException {
Assert.checkNotNullParam("name", name);
if (name instanceof CompositeName) {
if (name.isEmpty()) {
return listNative(new SimpleName());
}
final String first = name.get(0);
final Name firstName = getNativeNameParser().parse(first);
if (name.size() == 1) {
return listNative(firstName);
}
final Object next = lookup(firstName);
if (next instanceof Context) {
final Context context = (Context) next;
try {
return CloseableNamingEnumeration.fromEnumeration(context.list(name.getSuffix(1)));
} finally {
NamingUtils.safeClose(context);
}
} else {
throw log.notContextInCompositeName(first);
}
} else {
return listNative(name);
}
}
public CloseableNamingEnumeration listBindings(final String name) throws NamingException {
Assert.checkNotNullParam("name", name);
return listBindings(new CompositeName(name));
}
public CloseableNamingEnumeration listBindings(final Name name) throws NamingException {
Assert.checkNotNullParam("name", name);
if (name instanceof CompositeName) {
if (name.isEmpty()) {
return listBindingsNative(new SimpleName());
}
final String first = name.get(0);
final Name firstName = getNativeNameParser().parse(first);
if (name.size() == 1) {
return listBindingsNative(firstName);
}
final Object next = lookup(firstName);
if (next instanceof Context) {
final Context context = (Context) next;
try {
return CloseableNamingEnumeration.fromEnumeration(context.listBindings(name.getSuffix(1)));
} finally {
NamingUtils.safeClose(context);
}
} else {
throw log.notContextInCompositeName(first);
}
} else {
return listBindingsNative(name);
}
}
public void destroySubcontext(final String name) throws NamingException {
Assert.checkNotNullParam("name", name);
destroySubcontext(new CompositeName(name));
}
public void destroySubcontext(final Name name) throws NamingException {
Assert.checkNotNullParam("name", name);
if (name.isEmpty()) {
throw log.invalidEmptyName();
}
if (name instanceof CompositeName) {
final String first = name.get(0);
final Name firstName = getNativeNameParser().parse(first);
if (name.size() == 1) {
destroySubcontext(firstName);
return;
}
final Object next = lookup(firstName);
if (next instanceof Context) {
final Context context = (Context) next;
try {
context.destroySubcontext(name.getSuffix(1));
return;
} finally {
NamingUtils.safeClose(context);
}
} else {
throw log.notContextInCompositeName(first);
}
} else {
destroySubcontextNative(name);
}
}
public Context createSubcontext(final String name) throws NamingException {
Assert.checkNotNullParam("name", name);
return createSubcontext(new CompositeName(name));
}
public Context createSubcontext(final Name name) throws NamingException {
if (name.isEmpty()) {
throw log.invalidEmptyName();
}
if (name instanceof CompositeName) {
final String first = name.get(0);
final Name firstName = getNativeNameParser().parse(first);
if (name.size() == 1) {
return createSubcontext(firstName);
}
final Object next = lookup(firstName);
if (next instanceof Context) {
final Context context = (Context) next;
try {
return context.createSubcontext(name.getSuffix(1));
} finally {
NamingUtils.safeClose(context);
}
} else {
throw log.notContextInCompositeName(first);
}
} else {
return createSubcontextNative(name);
}
}
public String composeName(final String name, final String prefix) throws NamingException {
Assert.checkNotNullParam("name", name);
Assert.checkNotNullParam("prefix", prefix);
final CompositeName first = new CompositeName(prefix);
final CompositeName second = new CompositeName(name);
first.addAll(second);
return first.toString();
}
public Name composeName(final Name name, final Name prefix) throws NamingException {
Assert.checkNotNullParam("name", name);
Assert.checkNotNullParam("prefix", prefix);
CompositeName compositeName;
if (prefix instanceof CompositeName) {
compositeName = (CompositeName) prefix.clone();
} else {
compositeName = new CompositeName();
compositeName.add(prefix.toString());
}
if (name instanceof CompositeName) {
compositeName.addAll(name);
} else {
compositeName.add(name.toString());
}
return compositeName;
}
public NameParser getNameParser(final String name) throws NamingException {
Assert.checkNotNullParam("name", name);
if (name.isEmpty()) {
// shortcut
return getNativeNameParser();
}
final CompositeName compositeName = new CompositeName(name);
return getNameParser(compositeName);
}
public NameParser getNameParser(final Name name) throws NamingException {
Assert.checkNotNullParam("name", name);
if (name instanceof CompositeName) {
return getNameParser((CompositeName) name);
} else {
// all in one namespace; it must be our name parser
return getNativeNameParser();
}
}
public NameParser getNameParser(final CompositeName compositeName) throws NamingException {
if (compositeName.isEmpty()) {
return getNativeNameParser();
}
final String first = compositeName.get(0);
final Name nativeName = getNativeNameParser().parse(first);
final Object obj = lookup(nativeName);
if (obj instanceof Context) {
final Context context = (Context) obj;
try {
return context.getNameParser(compositeName.getSuffix(1));
} finally {
safeClose(context);
}
} else {
throw log.notContextInCompositeName(first);
}
}
}
