| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| */ |
| |
| |
| package org.apache.naming.resources; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.net.JarURLConnection; |
| import java.net.URL; |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.Hashtable; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Map.Entry; |
| import java.util.jar.JarFile; |
| import java.util.zip.ZipEntry; |
| |
| import javax.naming.Binding; |
| import javax.naming.Context; |
| import javax.naming.Name; |
| import javax.naming.NameClassPair; |
| import javax.naming.NameNotFoundException; |
| import javax.naming.NameParser; |
| import javax.naming.NamingEnumeration; |
| import javax.naming.NamingException; |
| import javax.naming.directory.Attributes; |
| import javax.naming.directory.DirContext; |
| import javax.naming.directory.ModificationItem; |
| import javax.naming.directory.SearchControls; |
| import javax.naming.directory.SearchResult; |
| |
| import org.apache.naming.NameParserImpl; |
| import org.apache.naming.NamingContextBindingsEnumeration; |
| import org.apache.naming.NamingEntry; |
| import org.apache.naming.StringManager; |
| |
| /** |
| * Directory Context implementation helper class. |
| * |
| * @author Remy Maucherat |
| * @version $Id: BaseDirContext.java,v 1.1 2011/06/28 21:14:09 rherrmann Exp $ |
| */ |
| |
| public abstract class BaseDirContext implements DirContext { |
| |
| private static final org.apache.juli.logging.Log log= |
| org.apache.juli.logging.LogFactory.getLog( BaseDirContext.class ); |
| |
| // ----------------------------------------------------------- Constructors |
| |
| |
| /** |
| * Builds a base directory context. |
| */ |
| public BaseDirContext() { |
| this.env = new Hashtable<String,Object>(); |
| } |
| |
| |
| /** |
| * Builds a base directory context using the given environment. |
| */ |
| public BaseDirContext(Hashtable<String,Object> env) { |
| this.env = env; |
| } |
| |
| |
| // ----------------------------------------------------- Instance Variables |
| |
| |
| /** |
| * The document base path. |
| */ |
| protected String docBase = null; |
| |
| |
| /** |
| * Environment. |
| */ |
| protected Hashtable<String,Object> env; |
| |
| |
| /** |
| * The string manager for this package. |
| */ |
| protected static final StringManager sm = StringManager.getManager(Constants.Package); |
| |
| |
| /** |
| * Name parser for this context. |
| */ |
| protected final NameParser nameParser = new NameParserImpl(); |
| |
| |
| /** |
| * Cached. |
| */ |
| protected boolean cached = true; |
| |
| |
| /** |
| * Cache TTL. |
| */ |
| protected int cacheTTL = 5000; // 5s |
| |
| |
| /** |
| * Max size of cache for resources. |
| */ |
| protected int cacheMaxSize = 10240; // 10 MB |
| |
| |
| /** |
| * Max size of resources that will be content cached. |
| */ |
| protected int cacheObjectMaxSize = 512; // 512 K |
| |
| |
| /** |
| * Aliases allow content to be included from other locations. |
| */ |
| protected Map<String,BaseDirContext> aliases = |
| new HashMap<String,BaseDirContext>(); |
| |
| |
| /** |
| * Alternate / backup DirContexts for static resources. These will be |
| * searched in the order they are added if the requested resource cannot be |
| * found in the primary DirContext. |
| */ |
| protected List<DirContext> altDirContexts = new ArrayList<DirContext>(); |
| |
| |
| // ------------------------------------------------------------- Properties |
| |
| |
| /** |
| * Add a resources JAR. The contents of /META-INF/resources/ will be used if |
| * a requested resource can not be found in the main context. |
| */ |
| public void addResourcesJar(URL url) { |
| try { |
| JarURLConnection conn = (JarURLConnection) url.openConnection(); |
| JarFile jarFile = conn.getJarFile(); |
| ZipEntry entry = jarFile.getEntry("/"); |
| WARDirContext warDirContext = new WARDirContext(jarFile, |
| new WARDirContext.Entry("/", entry)); |
| warDirContext.loadEntries(); |
| altDirContexts.add(warDirContext); |
| } catch (IOException ioe) { |
| log.warn(sm.getString("resources.addResourcesJarFail", url), ioe); |
| } |
| } |
| |
| |
| /** |
| * Add an alternative DirContext (must contain META-INF/resources) directly. |
| */ |
| public void addAltDirContext(DirContext altDirContext) { |
| altDirContexts.add(altDirContext); |
| } |
| |
| |
| /** |
| * Add an alias. |
| */ |
| public void addAlias(String path, BaseDirContext dirContext) { |
| if (!path.startsWith("/")) { |
| throw new IllegalArgumentException( |
| sm.getString("resources.invalidAliasPath", path)); |
| } |
| aliases.put(path, dirContext); |
| } |
| |
| |
| /** |
| * Remove an alias. |
| */ |
| public void removeAlias(String path) { |
| if (!path.startsWith("/")) { |
| throw new IllegalArgumentException( |
| sm.getString("resources.invalidAliasPath", path)); |
| } |
| aliases.remove(path); |
| } |
| |
| |
| /** |
| * Get the current alias configuration in String form. If no aliases are |
| * configured, an empty string will be returned. |
| */ |
| public String getAliases() { |
| StringBuilder result = new StringBuilder(); |
| Iterator<Entry<String,BaseDirContext>> iter = |
| aliases.entrySet().iterator(); |
| boolean first = true; |
| while (iter.hasNext()) { |
| if (first) { |
| first = false; |
| } else { |
| result.append(','); |
| } |
| Entry<String,BaseDirContext> entry = iter.next(); |
| result.append(entry.getKey()); |
| result.append('='); |
| result.append(entry.getValue().getDocBase()); |
| } |
| return result.toString(); |
| } |
| |
| |
| /** |
| * Set the current alias configuration from a String. The String should be |
| * of the form "/aliasPath1=docBase1,/aliasPath2=docBase2" where aliasPathN |
| * must include a leading '/' and docBaseN must be an absolute path to |
| * either a .war file or a directory. Any call to this method will replace |
| * the current set of aliases. |
| */ |
| public void setAliases(String theAliases) { |
| // Overwrite whatever is currently set |
| aliases.clear(); |
| |
| if (theAliases == null || theAliases.length() == 0) |
| return; |
| |
| String[] kvps = theAliases.split(","); |
| for (String kvp : kvps) { |
| String[] kv = kvp.split("="); |
| if (kv.length != 2 || kv[0].length() == 0 || kv[1].length() == 0) |
| throw new IllegalArgumentException( |
| sm.getString("resources.invalidAliasMapping", kvp)); |
| |
| if (kv[0].equals("/")) { |
| throw new IllegalArgumentException( |
| sm.getString("resources.invalidAliasNotAllowed", kv[0])); |
| } |
| File aliasLoc = new File(kv[1]); |
| if (!aliasLoc.exists()) { |
| throw new IllegalArgumentException( |
| sm.getString("resources.invalidAliasNotExist", kv[1])); |
| } |
| BaseDirContext context; |
| if (kv[1].endsWith(".war") && !(aliasLoc.isDirectory())) { |
| context = new WARDirContext(); |
| } else if (aliasLoc.isDirectory()) { |
| context = new FileDirContext(); |
| } else { |
| throw new IllegalArgumentException( |
| sm.getString("resources.invalidAliasFile", kv[1])); |
| } |
| context.setDocBase(kv[1]); |
| addAlias(kv[0], context); |
| } |
| } |
| |
| |
| /** |
| * Return the document root for this component. |
| */ |
| public String getDocBase() { |
| return (this.docBase); |
| } |
| |
| |
| /** |
| * Set the document root for this component. |
| * |
| * @param docBase The new document root |
| * |
| * @exception IllegalArgumentException if the specified value is not |
| * supported by this implementation |
| * @exception IllegalArgumentException if this would create a |
| * malformed URL |
| */ |
| public void setDocBase(String docBase) { |
| |
| // Validate the format of the proposed document root |
| if (docBase == null) |
| throw new IllegalArgumentException |
| (sm.getString("resources.null")); |
| |
| // Change the document root property |
| this.docBase = docBase; |
| |
| } |
| |
| |
| /** |
| * Set cached. |
| */ |
| public void setCached(boolean cached) { |
| this.cached = cached; |
| } |
| |
| |
| /** |
| * Is cached ? |
| */ |
| public boolean isCached() { |
| return cached; |
| } |
| |
| |
| /** |
| * Set cache TTL. |
| */ |
| public void setCacheTTL(int cacheTTL) { |
| this.cacheTTL = cacheTTL; |
| } |
| |
| |
| /** |
| * Get cache TTL. |
| */ |
| public int getCacheTTL() { |
| return cacheTTL; |
| } |
| |
| |
| /** |
| * Return the maximum size of the cache in KB. |
| */ |
| public int getCacheMaxSize() { |
| return cacheMaxSize; |
| } |
| |
| |
| /** |
| * Set the maximum size of the cache in KB. |
| */ |
| public void setCacheMaxSize(int cacheMaxSize) { |
| this.cacheMaxSize = cacheMaxSize; |
| } |
| |
| |
| /** |
| * Return the maximum size of objects to be cached in KB. |
| */ |
| public int getCacheObjectMaxSize() { |
| return cacheObjectMaxSize; |
| } |
| |
| |
| /** |
| * Set the maximum size of objects to be placed the cache in KB. |
| */ |
| public void setCacheObjectMaxSize(int cacheObjectMaxSize) { |
| this.cacheObjectMaxSize = cacheObjectMaxSize; |
| } |
| |
| |
| // --------------------------------------------------------- Public Methods |
| |
| |
| /** |
| * Allocate resources for this directory context. |
| */ |
| public void allocate() { |
| // No action taken by the default implementation |
| } |
| |
| |
| /** |
| * Release any resources allocated for this directory context. |
| */ |
| public void release() { |
| for(BaseDirContext bcontext: this.aliases.values()) { |
| bcontext.release(); |
| } |
| this.aliases.clear(); |
| for(DirContext dcontext: this.altDirContexts) { |
| if(dcontext instanceof BaseDirContext) { |
| ((BaseDirContext)dcontext).release(); |
| } |
| } |
| this.altDirContexts.clear(); |
| } |
| |
| |
| /** |
| * Return the real path for a given virtual path, if possible; otherwise |
| * return <code>null</code>. |
| * |
| * @param name The path to the desired resource |
| */ |
| public String getRealPath(String name) { |
| if (!aliases.isEmpty()) { |
| AliasResult result = findAlias(name); |
| if (result.dirContext != null) { |
| return result.dirContext.doGetRealPath(result.aliasName); |
| } |
| } |
| |
| // Next do a standard getRealPath() |
| String path = doGetRealPath(name); |
| |
| if (path != null) |
| return path; |
| |
| // Check the alternate locations |
| for (DirContext altDirContext : altDirContexts) { |
| if (altDirContext instanceof BaseDirContext){ |
| path = ((BaseDirContext) altDirContext).getRealPath( |
| "/META-INF/resources" + name); |
| if (path != null) |
| return path; |
| } |
| } |
| |
| // Really not found |
| return null; |
| } |
| |
| // -------------------------------------------------------- Context Methods |
| |
| |
| /** |
| * Retrieves the named object. If name is empty, returns a new instance |
| * of this context (which represents the same naming context as this |
| * context, but its environment may be modified independently and it may |
| * be accessed concurrently). |
| * |
| * @param name the name of the object to look up |
| * @return the object bound to name |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public final Object lookup(Name name) |
| throws NamingException { |
| return lookup(name.toString()); |
| } |
| |
| |
| /** |
| * Retrieves the named object. |
| * |
| * @param name the name of the object to look up |
| * @return the object bound to name |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public final Object lookup(String name) throws NamingException { |
| // First check for aliases |
| if (!aliases.isEmpty()) { |
| AliasResult result = findAlias(name); |
| if (result.dirContext != null) { |
| return result.dirContext.lookup(result.aliasName); |
| } |
| } |
| |
| // Next do a standard lookup |
| Object obj = doLookup(name); |
| |
| if (obj != null) |
| return obj; |
| |
| // Check the alternate locations |
| for (DirContext altDirContext : altDirContexts) { |
| try { |
| obj = altDirContext.lookup("/META-INF/resources" + name); |
| if (obj != null) |
| return obj; |
| } catch ( NamingException ex) { |
| // ignore |
| } |
| } |
| |
| // Really not found |
| throw new NameNotFoundException( |
| sm.getString("resources.notFound", name)); |
| } |
| |
| /** |
| * Binds a name to an object. All intermediate contexts and the target |
| * context (that named by all but terminal atomic component of the name) |
| * must already exist. |
| * |
| * @param name the name to bind; may not be empty |
| * @param obj the object to bind; possibly null |
| * @exception javax.naming.NameAlreadyBoundException if name is already |
| * bound |
| * @exception javax.naming.directory.InvalidAttributesException if object |
| * did not supply all mandatory attributes |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public void bind(Name name, Object obj) |
| throws NamingException { |
| bind(name.toString(), obj); |
| } |
| |
| |
| /** |
| * Binds a name to an object. |
| * |
| * @param name the name to bind; may not be empty |
| * @param obj the object to bind; possibly null |
| * @exception javax.naming.NameAlreadyBoundException if name is already |
| * bound |
| * @exception javax.naming.directory.InvalidAttributesException if object |
| * did not supply all mandatory attributes |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public void bind(String name, Object obj) |
| throws NamingException { |
| bind(name, obj, null); |
| } |
| |
| |
| /** |
| * Binds a name to an object, overwriting any existing binding. All |
| * intermediate contexts and the target context (that named by all but |
| * terminal atomic component of the name) must already exist. |
| * <p> |
| * If the object is a DirContext, any existing attributes associated with |
| * the name are replaced with those of the object. Otherwise, any |
| * existing attributes associated with the name remain unchanged. |
| * |
| * @param name the name to bind; may not be empty |
| * @param obj the object to bind; possibly null |
| * @exception javax.naming.directory.InvalidAttributesException if object |
| * did not supply all mandatory attributes |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public void rebind(Name name, Object obj) |
| throws NamingException { |
| rebind(name.toString(), obj); |
| } |
| |
| |
| /** |
| * Binds a name to an object, overwriting any existing binding. |
| * |
| * @param name the name to bind; may not be empty |
| * @param obj the object to bind; possibly null |
| * @exception javax.naming.directory.InvalidAttributesException if object |
| * did not supply all mandatory attributes |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public void rebind(String name, Object obj) |
| throws NamingException { |
| rebind(name, obj, null); |
| } |
| |
| |
| /** |
| * Unbinds the named object. Removes the terminal atomic name in name |
| * from the target context--that named by all but the terminal atomic |
| * part of name. |
| * <p> |
| * This method is idempotent. It succeeds even if the terminal atomic |
| * name is not bound in the target context, but throws |
| * NameNotFoundException if any of the intermediate contexts do not exist. |
| * |
| * @param name the name to bind; may not be empty |
| * @exception NameNotFoundException if an intermediate context does not |
| * exist |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public void unbind(Name name) |
| throws NamingException { |
| unbind(name.toString()); |
| } |
| |
| |
| /** |
| * Unbinds the named object. |
| * |
| * @param name the name to bind; may not be empty |
| * @exception NameNotFoundException if an intermediate context does not |
| * exist |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public abstract void unbind(String name) |
| throws NamingException; |
| |
| |
| /** |
| * Binds a new name to the object bound to an old name, and unbinds the |
| * old name. Both names are relative to this context. Any attributes |
| * associated with the old name become associated with the new name. |
| * Intermediate contexts of the old name are not changed. |
| * |
| * @param oldName the name of the existing binding; may not be empty |
| * @param newName the name of the new binding; may not be empty |
| * @exception javax.naming.NameAlreadyBoundException if newName is already |
| * bound |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public void rename(Name oldName, Name newName) |
| throws NamingException { |
| rename(oldName.toString(), newName.toString()); |
| } |
| |
| |
| /** |
| * Binds a new name to the object bound to an old name, and unbinds the |
| * old name. |
| * |
| * @param oldName the name of the existing binding; may not be empty |
| * @param newName the name of the new binding; may not be empty |
| * @exception javax.naming.NameAlreadyBoundException if newName is already |
| * bound |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public abstract void rename(String oldName, String newName) |
| throws NamingException; |
| |
| |
| /** |
| * Enumerates the names bound in the named context, along with the class |
| * names of objects bound to them. The contents of any subcontexts are |
| * not included. |
| * <p> |
| * If a binding is added to or removed from this context, its effect on |
| * an enumeration previously returned is undefined. |
| * |
| * @param name the name of the context to list |
| * @return an enumeration of the names and class names of the bindings in |
| * this context. Each element of the enumeration is of type NameClassPair. |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public NamingEnumeration<NameClassPair> list(Name name) |
| throws NamingException { |
| return list(name.toString()); |
| } |
| |
| |
| /** |
| * Enumerates the names bound in the named context, along with the class |
| * names of objects bound to them. |
| * |
| * @param name the name of the context to list |
| * @return an enumeration of the names and class names of the bindings in |
| * this context. Each element of the enumeration is of type NameClassPair. |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public abstract NamingEnumeration<NameClassPair> list(String name) |
| throws NamingException; |
| |
| |
| /** |
| * Enumerates the names bound in the named context, along with the |
| * objects bound to them. The contents of any subcontexts are not |
| * included. |
| * <p> |
| * If a binding is added to or removed from this context, its effect on |
| * an enumeration previously returned is undefined. |
| * |
| * @param name the name of the context to list |
| * @return an enumeration of the bindings in this context. |
| * Each element of the enumeration is of type Binding. |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public final NamingEnumeration<Binding> listBindings(Name name) |
| throws NamingException { |
| return listBindings(name.toString()); |
| } |
| |
| |
| /** |
| * Enumerates the names bound in the named context, along with the |
| * objects bound to them. |
| * |
| * @param name the name of the context to list |
| * @return an enumeration of the bindings in this context. |
| * Each element of the enumeration is of type Binding. |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public final NamingEnumeration<Binding> listBindings(String name) |
| throws NamingException { |
| if (!aliases.isEmpty()) { |
| AliasResult result = findAlias(name); |
| if (result.dirContext != null) { |
| return result.dirContext.listBindings(result.aliasName); |
| } |
| } |
| |
| // Next do a standard lookup |
| List<NamingEntry> bindings = doListBindings(name); |
| |
| // Check the alternate locations |
| List<NamingEntry> altBindings = null; |
| |
| for (DirContext altDirContext : altDirContexts) { |
| if (altDirContext instanceof BaseDirContext) { |
| altBindings = ((BaseDirContext) altDirContext).doListBindings( |
| "/META-INF/resources" + name); |
| } |
| if (altBindings != null) { |
| if (bindings == null) { |
| bindings = altBindings; |
| } else { |
| bindings.addAll(altBindings); |
| } |
| } |
| } |
| |
| if (bindings != null) { |
| return new NamingContextBindingsEnumeration(bindings.iterator(), |
| this); |
| } |
| |
| // Really not found |
| throw new NameNotFoundException( |
| sm.getString("resources.notFound", name)); |
| } |
| |
| |
| /** |
| * Destroys the named context and removes it from the namespace. Any |
| * attributes associated with the name are also removed. Intermediate |
| * contexts are not destroyed. |
| * <p> |
| * This method is idempotent. It succeeds even if the terminal atomic |
| * name is not bound in the target context, but throws |
| * NameNotFoundException if any of the intermediate contexts do not exist. |
| * |
| * In a federated naming system, a context from one naming system may be |
| * bound to a name in another. One can subsequently look up and perform |
| * operations on the foreign context using a composite name. However, an |
| * attempt destroy the context using this composite name will fail with |
| * NotContextException, because the foreign context is not a "subcontext" |
| * of the context in which it is bound. Instead, use unbind() to remove |
| * the binding of the foreign context. Destroying the foreign context |
| * requires that the destroySubcontext() be performed on a context from |
| * the foreign context's "native" naming system. |
| * |
| * @param name the name of the context to be destroyed; may not be empty |
| * @exception NameNotFoundException if an intermediate context does not |
| * exist |
| * @exception javax.naming.NotContextException if the name is bound but does |
| * not name a context, or does not name a context of the appropriate type |
| */ |
| @Override |
| public void destroySubcontext(Name name) |
| throws NamingException { |
| destroySubcontext(name.toString()); |
| } |
| |
| |
| /** |
| * Destroys the named context and removes it from the namespace. |
| * |
| * @param name the name of the context to be destroyed; may not be empty |
| * @exception NameNotFoundException if an intermediate context does not |
| * exist |
| * @exception javax.naming.NotContextException if the name is bound but does |
| * not name a context, or does not name a context of the appropriate type |
| */ |
| @Override |
| public abstract void destroySubcontext(String name) |
| throws NamingException; |
| |
| |
| /** |
| * Creates and binds a new context. Creates a new context with the given |
| * name and binds it in the target context (that named by all but |
| * terminal atomic component of the name). All intermediate contexts and |
| * the target context must already exist. |
| * |
| * @param name the name of the context to create; may not be empty |
| * @return the newly created context |
| * @exception javax.naming.NameAlreadyBoundException if name is already |
| * bound |
| * @exception javax.naming.directory.InvalidAttributesException if creation |
| * of the sub-context requires specification of mandatory attributes |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public Context createSubcontext(Name name) |
| throws NamingException { |
| return createSubcontext(name.toString()); |
| } |
| |
| |
| /** |
| * Creates and binds a new context. |
| * |
| * @param name the name of the context to create; may not be empty |
| * @return the newly created context |
| * @exception javax.naming.NameAlreadyBoundException if name is already |
| * bound |
| * @exception javax.naming.directory.InvalidAttributesException if creation |
| * of the sub-context requires specification of mandatory attributes |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public Context createSubcontext(String name) |
| throws NamingException { |
| return createSubcontext(name, null); |
| } |
| |
| |
| /** |
| * Retrieves the named object, following links except for the terminal |
| * atomic component of the name. If the object bound to name is not a |
| * link, returns the object itself. |
| * |
| * @param name the name of the object to look up |
| * @return the object bound to name, not following the terminal link |
| * (if any). |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public Object lookupLink(Name name) |
| throws NamingException { |
| return lookupLink(name.toString()); |
| } |
| |
| |
| /** |
| * Retrieves the named object, following links except for the terminal |
| * atomic component of the name. |
| * |
| * @param name the name of the object to look up |
| * @return the object bound to name, not following the terminal link |
| * (if any). |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public abstract Object lookupLink(String name) |
| throws NamingException; |
| |
| |
| /** |
| * Retrieves the parser associated with the named context. In a |
| * federation of namespaces, different naming systems will parse names |
| * differently. This method allows an application to get a parser for |
| * parsing names into their atomic components using the naming convention |
| * of a particular naming system. Within any single naming system, |
| * NameParser objects returned by this method must be equal (using the |
| * equals() test). |
| * |
| * @param name the name of the context from which to get the parser |
| * @return a name parser that can parse compound names into their atomic |
| * components |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public NameParser getNameParser(Name name) |
| throws NamingException { |
| return new NameParserImpl(); |
| } |
| |
| |
| /** |
| * Retrieves the parser associated with the named context. |
| * |
| * @param name the name of the context from which to get the parser |
| * @return a name parser that can parse compound names into their atomic |
| * components |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public NameParser getNameParser(String name) |
| throws NamingException { |
| return new NameParserImpl(); |
| } |
| |
| |
| /** |
| * Composes the name of this context with a name relative to this context. |
| * <p> |
| * Given a name (name) relative to this context, and the name (prefix) |
| * of this context relative to one of its ancestors, this method returns |
| * the composition of the two names using the syntax appropriate for the |
| * naming system(s) involved. That is, if name names an object relative |
| * to this context, the result is the name of the same object, but |
| * relative to the ancestor context. None of the names may be null. |
| * |
| * @param name a name relative to this context |
| * @param prefix the name of this context relative to one of its ancestors |
| * @return the composition of prefix and name |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public Name composeName(Name name, Name prefix) |
| throws NamingException { |
| Name clone = (Name) prefix.clone(); |
| return clone.addAll(name); |
| } |
| |
| |
| /** |
| * Composes the name of this context with a name relative to this context. |
| * |
| * @param name a name relative to this context |
| * @param prefix the name of this context relative to one of its ancestors |
| * @return the composition of prefix and name |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public String composeName(String name, String prefix) |
| throws NamingException { |
| return prefix + "/" + name; |
| } |
| |
| |
| /** |
| * Adds a new environment property to the environment of this context. If |
| * the property already exists, its value is overwritten. |
| * |
| * @param propName the name of the environment property to add; may not |
| * be null |
| * @param propVal the value of the property to add; may not be null |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public Object addToEnvironment(String propName, Object propVal) |
| throws NamingException { |
| return env.put(propName, propVal); |
| } |
| |
| |
| /** |
| * Removes an environment property from the environment of this context. |
| * |
| * @param propName the name of the environment property to remove; |
| * may not be null |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public Object removeFromEnvironment(String propName) |
| throws NamingException { |
| return env.remove(propName); |
| } |
| |
| |
| /** |
| * Retrieves the environment in effect for this context. See class |
| * description for more details on environment properties. |
| * The caller should not make any changes to the object returned: their |
| * effect on the context is undefined. The environment of this context |
| * may be changed using addToEnvironment() and removeFromEnvironment(). |
| * |
| * @return the environment of this context; never null |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public Hashtable<String,Object> getEnvironment() |
| throws NamingException { |
| return env; |
| } |
| |
| |
| /** |
| * Closes this context. This method releases this context's resources |
| * immediately, instead of waiting for them to be released automatically |
| * by the garbage collector. |
| * This method is idempotent: invoking it on a context that has already |
| * been closed has no effect. Invoking any other method on a closed |
| * context is not allowed, and results in undefined behaviour. |
| * |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public void close() |
| throws NamingException { |
| env.clear(); |
| } |
| |
| |
| /** |
| * Retrieves the full name of this context within its own namespace. |
| * <p> |
| * Many naming services have a notion of a "full name" for objects in |
| * their respective namespaces. For example, an LDAP entry has a |
| * distinguished name, and a DNS record has a fully qualified name. This |
| * method allows the client application to retrieve this name. The string |
| * returned by this method is not a JNDI composite name and should not be |
| * passed directly to context methods. In naming systems for which the |
| * notion of full name does not make sense, |
| * OperationNotSupportedException is thrown. |
| * |
| * @return this context's name in its own namespace; never null |
| * @exception javax.naming.OperationNotSupportedException if the naming |
| * system does not have the notion of a full name |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public abstract String getNameInNamespace() |
| throws NamingException; |
| |
| |
| // ----------------------------------------------------- DirContext Methods |
| |
| |
| /** |
| * Retrieves all of the attributes associated with a named object. |
| * |
| * @return the set of attributes associated with name. |
| * Returns an empty attribute set if name has no attributes; never null. |
| * @param name the name of the object from which to retrieve attributes |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public Attributes getAttributes(Name name) |
| throws NamingException { |
| return getAttributes(name.toString()); |
| } |
| |
| |
| /** |
| * Retrieves all of the attributes associated with a named object. |
| * |
| * @return the set of attributes associated with name |
| * @param name the name of the object from which to retrieve attributes |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public Attributes getAttributes(String name) |
| throws NamingException { |
| return getAttributes(name, null); |
| } |
| |
| |
| /** |
| * Retrieves selected attributes associated with a named object. |
| * See the class description regarding attribute models, attribute type |
| * names, and operational attributes. |
| * |
| * @return the requested attributes; never null |
| * @param name the name of the object from which to retrieve attributes |
| * @param attrIds the identifiers of the attributes to retrieve. null |
| * indicates that all attributes should be retrieved; an empty array |
| * indicates that none should be retrieved |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public Attributes getAttributes(Name name, String[] attrIds) |
| throws NamingException { |
| return getAttributes(name.toString(), attrIds); |
| } |
| |
| |
| /** |
| * Retrieves selected attributes associated with a named object. |
| * |
| * @return the requested attributes; never null |
| * @param name the name of the object from which to retrieve attributes |
| * @param attrIds the identifiers of the attributes to retrieve. null |
| * indicates that all attributes should be retrieved; an empty array |
| * indicates that none should be retrieved |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public final Attributes getAttributes(String name, String[] attrIds) |
| throws NamingException { |
| |
| // First check for aliases |
| if (!aliases.isEmpty()) { |
| AliasResult result = findAlias(name); |
| if (result.dirContext != null) { |
| return result.dirContext.getAttributes( |
| result.aliasName, attrIds); |
| } |
| } |
| |
| // Next do a standard lookup |
| Attributes attrs = doGetAttributes(name, attrIds); |
| |
| if (attrs != null) |
| return attrs; |
| |
| // Check the alternate locations |
| for (DirContext altDirContext : altDirContexts) { |
| if (altDirContext instanceof BaseDirContext) |
| attrs = ((BaseDirContext) altDirContext).doGetAttributes( |
| "/META-INF/resources" + name, attrIds); |
| else { |
| try { |
| attrs = altDirContext.getAttributes(name, attrIds); |
| } catch (NamingException ne) { |
| // Ignore |
| } |
| } |
| if (attrs != null) |
| return attrs; |
| } |
| |
| // Really not found |
| throw new NameNotFoundException( |
| sm.getString("resources.notFound", name)); |
| } |
| |
| /** |
| * Modifies the attributes associated with a named object. The order of |
| * the modifications is not specified. Where possible, the modifications |
| * are performed atomically. |
| * |
| * @param name the name of the object whose attributes will be updated |
| * @param mod_op the modification operation, one of: ADD_ATTRIBUTE, |
| * REPLACE_ATTRIBUTE, REMOVE_ATTRIBUTE |
| * @param attrs the attributes to be used for the modification; may not |
| * be null |
| * @exception javax.naming.directory.AttributeModificationException if the |
| * modification cannot be completed successfully |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public void modifyAttributes(Name name, int mod_op, Attributes attrs) |
| throws NamingException { |
| modifyAttributes(name.toString(), mod_op, attrs); |
| } |
| |
| |
| /** |
| * Modifies the attributes associated with a named object. |
| * |
| * @param name the name of the object whose attributes will be updated |
| * @param mod_op the modification operation, one of: ADD_ATTRIBUTE, |
| * REPLACE_ATTRIBUTE, REMOVE_ATTRIBUTE |
| * @param attrs the attributes to be used for the modification; may not |
| * be null |
| * @exception javax.naming.directory.AttributeModificationException if the |
| * modification cannot be completed successfully |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public abstract void modifyAttributes |
| (String name, int mod_op, Attributes attrs) |
| throws NamingException; |
| |
| |
| /** |
| * Modifies the attributes associated with a named object using an an |
| * ordered list of modifications. The modifications are performed in the |
| * order specified. Each modification specifies a modification operation |
| * code and an attribute on which to operate. Where possible, the |
| * modifications are performed atomically. |
| * |
| * @param name the name of the object whose attributes will be updated |
| * @param mods an ordered sequence of modifications to be performed; may |
| * not be null |
| * @exception javax.naming.directory.AttributeModificationException if the |
| * modification cannot be completed successfully |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public void modifyAttributes(Name name, ModificationItem[] mods) |
| throws NamingException { |
| modifyAttributes(name.toString(), mods); |
| } |
| |
| |
| /** |
| * Modifies the attributes associated with a named object using an an |
| * ordered list of modifications. |
| * |
| * @param name the name of the object whose attributes will be updated |
| * @param mods an ordered sequence of modifications to be performed; may |
| * not be null |
| * @exception javax.naming.directory.AttributeModificationException if the |
| * modification cannot be completed successfully |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public abstract void modifyAttributes(String name, ModificationItem[] mods) |
| throws NamingException; |
| |
| |
| /** |
| * Binds a name to an object, along with associated attributes. If attrs |
| * is null, the resulting binding will have the attributes associated |
| * with obj if obj is a DirContext, and no attributes otherwise. If attrs |
| * is non-null, the resulting binding will have attrs as its attributes; |
| * any attributes associated with obj are ignored. |
| * |
| * @param name the name to bind; may not be empty |
| * @param obj the object to bind; possibly null |
| * @param attrs the attributes to associate with the binding |
| * @exception javax.naming.NameAlreadyBoundException if name is already |
| * bound |
| * @exception javax.naming.directory.InvalidAttributesException if some |
| * "mandatory" attributes of the binding are not supplied |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public void bind(Name name, Object obj, Attributes attrs) |
| throws NamingException { |
| bind(name.toString(), obj, attrs); |
| } |
| |
| |
| /** |
| * Binds a name to an object, along with associated attributes. |
| * |
| * @param name the name to bind; may not be empty |
| * @param obj the object to bind; possibly null |
| * @param attrs the attributes to associate with the binding |
| * @exception javax.naming.NameAlreadyBoundException if name is already |
| * bound |
| * @exception javax.naming.directory.InvalidAttributesException if some |
| * "mandatory" attributes of the binding are not supplied |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public abstract void bind(String name, Object obj, Attributes attrs) |
| throws NamingException; |
| |
| |
| /** |
| * Binds a name to an object, along with associated attributes, |
| * overwriting any existing binding. If attrs is null and obj is a |
| * DirContext, the attributes from obj are used. If attrs is null and obj |
| * is not a DirContext, any existing attributes associated with the object |
| * already bound in the directory remain unchanged. If attrs is non-null, |
| * any existing attributes associated with the object already bound in |
| * the directory are removed and attrs is associated with the named |
| * object. If obj is a DirContext and attrs is non-null, the attributes |
| * of obj are ignored. |
| * |
| * @param name the name to bind; may not be empty |
| * @param obj the object to bind; possibly null |
| * @param attrs the attributes to associate with the binding |
| * @exception javax.naming.directory.InvalidAttributesException if some |
| * "mandatory" attributes of the binding are not supplied |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public void rebind(Name name, Object obj, Attributes attrs) |
| throws NamingException { |
| rebind(name.toString(), obj, attrs); |
| } |
| |
| |
| /** |
| * Binds a name to an object, along with associated attributes, |
| * overwriting any existing binding. |
| * |
| * @param name the name to bind; may not be empty |
| * @param obj the object to bind; possibly null |
| * @param attrs the attributes to associate with the binding |
| * @exception javax.naming.directory.InvalidAttributesException if some |
| * "mandatory" attributes of the binding are not supplied |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public abstract void rebind(String name, Object obj, Attributes attrs) |
| throws NamingException; |
| |
| |
| /** |
| * Creates and binds a new context, along with associated attributes. |
| * This method creates a new subcontext with the given name, binds it in |
| * the target context (that named by all but terminal atomic component of |
| * the name), and associates the supplied attributes with the newly |
| * created object. All intermediate and target contexts must already |
| * exist. If attrs is null, this method is equivalent to |
| * Context.createSubcontext(). |
| * |
| * @param name the name of the context to create; may not be empty |
| * @param attrs the attributes to associate with the newly created context |
| * @return the newly created context |
| * @exception javax.naming.NameAlreadyBoundException if name is already |
| * bound |
| * @exception javax.naming.directory.InvalidAttributesException if attrs |
| * does not contain all the mandatory attributes required for creation |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public DirContext createSubcontext(Name name, Attributes attrs) |
| throws NamingException { |
| return createSubcontext(name.toString(), attrs); |
| } |
| |
| |
| /** |
| * Creates and binds a new context, along with associated attributes. |
| * |
| * @param name the name of the context to create; may not be empty |
| * @param attrs the attributes to associate with the newly created context |
| * @return the newly created context |
| * @exception javax.naming.NameAlreadyBoundException if name is already |
| * bound |
| * @exception javax.naming.directory.InvalidAttributesException if attrs |
| * does not contain all the mandatory attributes required for creation |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public abstract DirContext createSubcontext(String name, Attributes attrs) |
| throws NamingException; |
| |
| |
| /** |
| * Retrieves the schema associated with the named object. The schema |
| * describes rules regarding the structure of the namespace and the |
| * attributes stored within it. The schema specifies what types of |
| * objects can be added to the directory and where they can be added; |
| * what mandatory and optional attributes an object can have. The range |
| * of support for schemas is directory-specific. |
| * |
| * @param name the name of the object whose schema is to be retrieved |
| * @return the schema associated with the context; never null |
| * @exception javax.naming.OperationNotSupportedException if schema not |
| * supported |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public DirContext getSchema(Name name) |
| throws NamingException { |
| return getSchema(name.toString()); |
| } |
| |
| |
| /** |
| * Retrieves the schema associated with the named object. |
| * |
| * @param name the name of the object whose schema is to be retrieved |
| * @return the schema associated with the context; never null |
| * @exception javax.naming.OperationNotSupportedException if schema not |
| * supported |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public abstract DirContext getSchema(String name) |
| throws NamingException; |
| |
| |
| /** |
| * Retrieves a context containing the schema objects of the named |
| * object's class definitions. |
| * |
| * @param name the name of the object whose object class definition is to |
| * be retrieved |
| * @return the DirContext containing the named object's class |
| * definitions; never null |
| * @exception javax.naming.OperationNotSupportedException if schema not |
| * supported |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public DirContext getSchemaClassDefinition(Name name) |
| throws NamingException { |
| return getSchemaClassDefinition(name.toString()); |
| } |
| |
| |
| /** |
| * Retrieves a context containing the schema objects of the named |
| * object's class definitions. |
| * |
| * @param name the name of the object whose object class definition is to |
| * be retrieved |
| * @return the DirContext containing the named object's class |
| * definitions; never null |
| * @exception javax.naming.OperationNotSupportedException if schema not |
| * supported |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public abstract DirContext getSchemaClassDefinition(String name) |
| throws NamingException; |
| |
| |
| /** |
| * Searches in a single context for objects that contain a specified set |
| * of attributes, and retrieves selected attributes. The search is |
| * performed using the default SearchControls settings. |
| * |
| * @param name the name of the context to search |
| * @param matchingAttributes the attributes to search for. If empty or |
| * null, all objects in the target context are returned. |
| * @param attributesToReturn the attributes to return. null indicates |
| * that all attributes are to be returned; an empty array indicates that |
| * none are to be returned. |
| * @return a non-null enumeration of SearchResult objects. Each |
| * SearchResult contains the attributes identified by attributesToReturn |
| * and the name of the corresponding object, named relative to the |
| * context named by name. |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public NamingEnumeration<SearchResult> search(Name name, |
| Attributes matchingAttributes, String[] attributesToReturn) |
| throws NamingException { |
| return search(name.toString(), matchingAttributes, attributesToReturn); |
| } |
| |
| |
| /** |
| * Searches in a single context for objects that contain a specified set |
| * of attributes, and retrieves selected attributes. |
| * |
| * @param name the name of the context to search |
| * @param matchingAttributes the attributes to search for. If empty or |
| * null, all objects in the target context are returned. |
| * @param attributesToReturn the attributes to return. null indicates |
| * that all attributes are to be returned; an empty array indicates that |
| * none are to be returned. |
| * @return a non-null enumeration of SearchResult objects. Each |
| * SearchResult contains the attributes identified by attributesToReturn |
| * and the name of the corresponding object, named relative to the |
| * context named by name. |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public abstract NamingEnumeration<SearchResult> search |
| (String name, Attributes matchingAttributes, |
| String[] attributesToReturn) |
| throws NamingException; |
| |
| |
| /** |
| * Searches in a single context for objects that contain a specified set |
| * of attributes. This method returns all the attributes of such objects. |
| * It is equivalent to supplying null as the atributesToReturn parameter |
| * to the method search(Name, Attributes, String[]). |
| * |
| * @param name the name of the context to search |
| * @param matchingAttributes the attributes to search for. If empty or |
| * null, all objects in the target context are returned. |
| * @return a non-null enumeration of SearchResult objects. Each |
| * SearchResult contains the attributes identified by attributesToReturn |
| * and the name of the corresponding object, named relative to the |
| * context named by name. |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public NamingEnumeration<SearchResult> search(Name name, |
| Attributes matchingAttributes) throws NamingException { |
| return search(name.toString(), matchingAttributes); |
| } |
| |
| |
| /** |
| * Searches in a single context for objects that contain a specified set |
| * of attributes. |
| * |
| * @param name the name of the context to search |
| * @param matchingAttributes the attributes to search for. If empty or |
| * null, all objects in the target context are returned. |
| * @return a non-null enumeration of SearchResult objects. Each |
| * SearchResult contains the attributes identified by attributesToReturn |
| * and the name of the corresponding object, named relative to the |
| * context named by name. |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public abstract NamingEnumeration<SearchResult> search |
| (String name, Attributes matchingAttributes) |
| throws NamingException; |
| |
| |
| /** |
| * Searches in the named context or object for entries that satisfy the |
| * given search filter. Performs the search as specified by the search |
| * controls. |
| * |
| * @param name the name of the context or object to search |
| * @param filter the filter expression to use for the search; may not be |
| * null |
| * @param cons the search controls that control the search. If null, |
| * the default search controls are used (equivalent to |
| * (new SearchControls())). |
| * @return an enumeration of SearchResults of the objects that satisfy |
| * the filter; never null |
| * @exception javax.naming.directory.InvalidSearchFilterException if the |
| * search filter specified is not supported or understood by the underlying |
| * directory |
| * @exception javax.naming.directory.InvalidSearchControlsException if the |
| * search controls contain invalid settings |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public NamingEnumeration<SearchResult> search |
| (Name name, String filter, SearchControls cons) |
| throws NamingException { |
| return search(name.toString(), filter, cons); |
| } |
| |
| |
| /** |
| * Searches in the named context or object for entries that satisfy the |
| * given search filter. Performs the search as specified by the search |
| * controls. |
| * |
| * @param name the name of the context or object to search |
| * @param filter the filter expression to use for the search; may not be |
| * null |
| * @param cons the search controls that control the search. If null, |
| * the default search controls are used (equivalent to |
| * (new SearchControls())). |
| * @return an enumeration of SearchResults of the objects that satisfy |
| * the filter; never null |
| * @exception javax.naming.directory.InvalidSearchFilterException if the |
| * search filter specified is not supported or understood by the underlying |
| * directory |
| * @exception javax.naming.directory.InvalidSearchControlsException if the |
| * search controls contain invalid settings |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public abstract NamingEnumeration<SearchResult> search(String name, |
| String filter, SearchControls cons) |
| throws NamingException; |
| |
| |
| /** |
| * Searches in the named context or object for entries that satisfy the |
| * given search filter. Performs the search as specified by the search |
| * controls. |
| * |
| * @param name the name of the context or object to search |
| * @param filterExpr the filter expression to use for the search. |
| * The expression may contain variables of the form "{i}" where i is a |
| * nonnegative integer. May not be null. |
| * @param filterArgs the array of arguments to substitute for the |
| * variables in filterExpr. The value of filterArgs[i] will replace each |
| * occurrence of "{i}". If null, equivalent to an empty array. |
| * @param cons the search controls that control the search. If null, the |
| * default search controls are used (equivalent to (new SearchControls())). |
| * @return an enumeration of SearchResults of the objects that satisy the |
| * filter; never null |
| * @exception ArrayIndexOutOfBoundsException if filterExpr contains {i} |
| * expressions where i is outside the bounds of the array filterArgs |
| * @exception javax.naming.directory.InvalidSearchControlsException if the |
| * search controls contain invalid settings |
| * @exception javax.naming.directory.InvalidSearchFilterException if |
| * filterExpr with filterArgs represents an invalid search filter |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public NamingEnumeration<SearchResult> search(Name name, String filterExpr, |
| Object[] filterArgs, SearchControls cons) |
| throws NamingException { |
| return search(name.toString(), filterExpr, filterArgs, cons); |
| } |
| |
| |
| /** |
| * Searches in the named context or object for entries that satisfy the |
| * given search filter. Performs the search as specified by the search |
| * controls. |
| * |
| * @param name the name of the context or object to search |
| * @param filterExpr the filter expression to use for the search. |
| * The expression may contain variables of the form "{i}" where i is a |
| * nonnegative integer. May not be null. |
| * @param filterArgs the array of arguments to substitute for the |
| * variables in filterExpr. The value of filterArgs[i] will replace each |
| * occurrence of "{i}". If null, equivalent to an empty array. |
| * @param cons the search controls that control the search. If null, the |
| * default search controls are used (equivalent to (new SearchControls())). |
| * @return an enumeration of SearchResults of the objects that satisfy the |
| * filter; never null |
| * @exception ArrayIndexOutOfBoundsException if filterExpr contains {i} |
| * expressions where i is outside the bounds of the array filterArgs |
| * @exception javax.naming.directory.InvalidSearchControlsException if the |
| * search controls contain invalid settings |
| * @exception javax.naming.directory.InvalidSearchFilterException if |
| * filterExpr with filterArgs represents an invalid search filter |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public abstract NamingEnumeration<SearchResult> search |
| (String name, String filterExpr, |
| Object[] filterArgs, SearchControls cons) |
| throws NamingException; |
| |
| |
| // ------------------------------------------------------ Protected Methods |
| |
| protected abstract Attributes doGetAttributes(String name, String[] attrIds) |
| throws NamingException; |
| |
| protected abstract Object doLookup(String name); |
| |
| protected abstract List<NamingEntry> doListBindings(String name) |
| throws NamingException; |
| |
| protected abstract String doGetRealPath(String name); |
| |
| // -------------------------------------------------------- Private Methods |
| private AliasResult findAlias(String name) { |
| AliasResult result = new AliasResult(); |
| |
| String searchName = name; |
| |
| result.dirContext = aliases.get(searchName); |
| while (result.dirContext == null) { |
| int slash = searchName.lastIndexOf('/'); |
| if (slash < 0) |
| break; |
| searchName = searchName.substring(0, slash); |
| result.dirContext = aliases.get(searchName); |
| } |
| |
| if (result.dirContext != null) |
| result.aliasName = name.substring(searchName.length()); |
| |
| return result; |
| } |
| |
| private static class AliasResult { |
| BaseDirContext dirContext; |
| String aliasName; |
| } |
| } |