| /* |
| * 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.io.InputStream; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Date; |
| import java.util.Enumeration; |
| import java.util.Hashtable; |
| import java.util.List; |
| import java.util.zip.ZipEntry; |
| import java.util.zip.ZipException; |
| import java.util.zip.ZipFile; |
| |
| import javax.naming.CompositeName; |
| import javax.naming.InvalidNameException; |
| import javax.naming.Name; |
| import javax.naming.NameClassPair; |
| import javax.naming.NameNotFoundException; |
| import javax.naming.NamingEnumeration; |
| import javax.naming.NamingException; |
| import javax.naming.OperationNotSupportedException; |
| 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.NamingContextEnumeration; |
| import org.apache.naming.NamingEntry; |
| |
| /** |
| * WAR Directory Context implementation. |
| * |
| * @author Remy Maucherat |
| * @version $Id: WARDirContext.java,v 1.1 2011/06/28 21:14:10 rherrmann Exp $ |
| */ |
| |
| public class WARDirContext extends BaseDirContext { |
| |
| private static final org.apache.juli.logging.Log log= |
| org.apache.juli.logging.LogFactory.getLog( WARDirContext.class ); |
| |
| // ----------------------------------------------------------- Constructors |
| |
| |
| /** |
| * Builds a WAR directory context using the given environment. |
| */ |
| public WARDirContext() { |
| super(); |
| } |
| |
| |
| /** |
| * Builds a WAR directory context using the given environment. |
| */ |
| public WARDirContext(Hashtable<String,Object> env) { |
| super(env); |
| } |
| |
| |
| /** |
| * Constructor used for returning fake sub-contexts or for accessing |
| * META-INF/resources locations in bundled JAR files. |
| */ |
| protected WARDirContext(ZipFile base, Entry entries) { |
| this.base = base; |
| this.entries = entries; |
| } |
| |
| |
| // ----------------------------------------------------- Instance Variables |
| |
| |
| /** |
| * The WAR file. |
| */ |
| protected ZipFile base = null; |
| |
| |
| /** |
| * WAR entries. |
| */ |
| protected Entry entries = null; |
| |
| |
| // ------------------------------------------------------------- Properties |
| |
| |
| /** |
| * Set the document root. |
| * |
| * @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 |
| */ |
| @Override |
| public void setDocBase(String docBase) { |
| |
| // Validate the format of the proposed document root |
| if (docBase == null) |
| throw new IllegalArgumentException |
| (sm.getString("resources.null")); |
| if (!(docBase.endsWith(".war"))) |
| throw new IllegalArgumentException |
| (sm.getString("warResources.notWar")); |
| |
| // Calculate a File object referencing this document base directory |
| File base = new File(docBase); |
| |
| // Validate that the document base is an existing directory |
| if (!base.exists() || !base.canRead() || base.isDirectory()) |
| throw new IllegalArgumentException |
| (sm.getString("warResources.invalidWar", docBase)); |
| try { |
| this.base = new ZipFile(base); |
| } catch (Exception e) { |
| throw new IllegalArgumentException |
| (sm.getString("warResources.invalidWar", e.getMessage())); |
| } |
| super.setDocBase(docBase); |
| |
| loadEntries(); |
| |
| } |
| |
| |
| // --------------------------------------------------------- Public Methods |
| |
| |
| /** |
| * Release any resources allocated for this directory context. |
| */ |
| @Override |
| public void release() { |
| |
| entries = null; |
| if (base != null) { |
| try { |
| base.close(); |
| } catch (IOException e) { |
| log.warn |
| ("Exception closing WAR File " + base.getName(), e); |
| } |
| } |
| base = null; |
| super.release(); |
| |
| } |
| |
| /** |
| * Return the real path for a given virtual path, if possible; otherwise |
| * return <code>null</code>. |
| * |
| * @param path The path to the desired resource |
| */ |
| @Override |
| protected String doGetRealPath(String path) { |
| return null; |
| } |
| |
| |
| // -------------------------------------------------------- Context Methods |
| |
| |
| /** |
| * Retrieves the named object. |
| * |
| * @param strName the name of the object to look up |
| * @return the object bound to name |
| */ |
| @Override |
| protected Object doLookup(String strName) { |
| |
| Name name; |
| try { |
| name = getEscapedJndiName(strName); |
| } catch (InvalidNameException e) { |
| log.info(sm.getString("resources.invalidName", strName), e); |
| return null; |
| } |
| |
| if (name.isEmpty()) |
| return this; |
| Entry entry = treeLookup(name); |
| if (entry == null) |
| return null; |
| |
| ZipEntry zipEntry = entry.getEntry(); |
| if (zipEntry.isDirectory()) |
| return new WARDirContext(base, entry); |
| else |
| return new WARResource(entry.getEntry()); |
| } |
| |
| |
| /** |
| * JNDI treats ' and " as reserved characters therefore they need to be |
| * escaped as part of converting file names to JNDI names. Note that while |
| * ' can be used in Windows and Unix file names, " is only valid on Unix. |
| * This method assumes that the string is currently unquoted. |
| * |
| * @return A valid JNDI name |
| * @throws InvalidNameException |
| */ |
| private Name getEscapedJndiName(String name) throws InvalidNameException { |
| return new CompositeName(name.replace("'", "\\'").replace("\"", "")); |
| } |
| |
| /** |
| * 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(String name) |
| throws NamingException { |
| throw new OperationNotSupportedException(); |
| } |
| |
| |
| /** |
| * 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(String oldName, String newName) |
| throws NamingException { |
| throw new OperationNotSupportedException(); |
| } |
| |
| |
| /** |
| * 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(String name) |
| throws NamingException { |
| return list(getEscapedJndiName(name)); |
| } |
| |
| |
| /** |
| * 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 { |
| if (name.isEmpty()) |
| return new NamingContextEnumeration(list(entries).iterator()); |
| Entry entry = treeLookup(name); |
| if (entry == null) |
| throw new NameNotFoundException |
| (sm.getString("resources.notFound", name)); |
| return new NamingContextEnumeration(list(entry).iterator()); |
| } |
| |
| |
| /** |
| * 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 strName 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 |
| protected List<NamingEntry> doListBindings(String strName) |
| throws NamingException { |
| |
| Name name = getEscapedJndiName(strName); |
| |
| if (name.isEmpty()) |
| return list(entries); |
| |
| Entry entry = treeLookup(name); |
| if (entry == null) |
| return null; |
| |
| return list(entry); |
| } |
| |
| |
| /** |
| * 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(String name) |
| throws NamingException { |
| throw new OperationNotSupportedException(); |
| } |
| |
| |
| /** |
| * 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(String name) |
| throws NamingException { |
| // Note : Links are not supported |
| return lookup(name); |
| } |
| |
| |
| /** |
| * 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 OperationNotSupportedException if the naming system does |
| * not have the notion of a full name |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public String getNameInNamespace() |
| throws NamingException { |
| return docBase; |
| } |
| |
| |
| // ----------------------------------------------------- DirContext Methods |
| |
| |
| /** |
| * 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 |
| protected Attributes doGetAttributes(String name, String[] attrIds) |
| throws NamingException { |
| return getAttributes(getEscapedJndiName(name), attrIds); |
| } |
| |
| |
| /** |
| * 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, String[] attrIds) |
| throws NamingException { |
| |
| Entry entry = null; |
| if (name.isEmpty()) |
| entry = entries; |
| else |
| entry = treeLookup(name); |
| if (entry == null) |
| return null; |
| |
| ZipEntry zipEntry = entry.getEntry(); |
| |
| ResourceAttributes attrs = new ResourceAttributes(); |
| attrs.setCreationDate(new Date(zipEntry.getTime())); |
| attrs.setName(entry.getName()); |
| if (!zipEntry.isDirectory()) |
| attrs.setResourceType(""); |
| else |
| attrs.setCollection(true); |
| attrs.setContentLength(zipEntry.getSize()); |
| attrs.setLastModified(zipEntry.getTime()); |
| |
| return attrs; |
| |
| } |
| |
| |
| /** |
| * 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(String name, int mod_op, Attributes attrs) |
| throws NamingException { |
| throw new OperationNotSupportedException(); |
| } |
| |
| |
| /** |
| * 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(String name, ModificationItem[] mods) |
| throws NamingException { |
| throw new OperationNotSupportedException(); |
| } |
| |
| |
| /** |
| * 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(String name, Object obj, Attributes attrs) |
| throws NamingException { |
| throw new OperationNotSupportedException(); |
| } |
| |
| |
| /** |
| * 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(String name, Object obj, Attributes attrs) |
| throws NamingException { |
| throw new OperationNotSupportedException(); |
| } |
| |
| |
| /** |
| * 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(String name, Attributes attrs) |
| throws NamingException { |
| throw new OperationNotSupportedException(); |
| } |
| |
| |
| /** |
| * 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 OperationNotSupportedException if schema not supported |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public DirContext getSchema(String name) |
| throws NamingException { |
| throw new OperationNotSupportedException(); |
| } |
| |
| |
| /** |
| * 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 OperationNotSupportedException if schema not supported |
| * @exception NamingException if a naming exception is encountered |
| */ |
| @Override |
| public DirContext getSchemaClassDefinition(String name) |
| throws NamingException { |
| throw new OperationNotSupportedException(); |
| } |
| |
| |
| /** |
| * 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(String name, |
| Attributes matchingAttributes, String[] attributesToReturn) |
| throws NamingException { |
| throw new OperationNotSupportedException(); |
| } |
| |
| |
| /** |
| * 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(String name, |
| Attributes matchingAttributes) throws NamingException { |
| throw new OperationNotSupportedException(); |
| } |
| |
| |
| /** |
| * 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(String name, String filter, |
| SearchControls cons) |
| throws NamingException { |
| throw new OperationNotSupportedException(); |
| } |
| |
| |
| /** |
| * 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 cons |
| * contains 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(String name, String filterExpr, |
| Object[] filterArgs, SearchControls cons) |
| throws NamingException { |
| throw new OperationNotSupportedException(); |
| } |
| |
| |
| // ------------------------------------------------------ Protected Methods |
| |
| |
| /** |
| * Normalize the name of an entry read from the Zip. |
| */ |
| protected String normalize(ZipEntry entry) { |
| |
| String result = "/" + entry.getName(); |
| if (entry.isDirectory()) { |
| result = result.substring(0, result.length() - 1); |
| } |
| return result; |
| |
| } |
| |
| |
| /** |
| * Constructs a tree of the entries contained in a WAR file. |
| */ |
| protected void loadEntries() { |
| |
| try { |
| |
| Enumeration<? extends ZipEntry> entryList = base.entries(); |
| entries = new Entry("/", new ZipEntry("/")); |
| |
| while (entryList.hasMoreElements()) { |
| |
| ZipEntry entry = entryList.nextElement(); |
| String name = normalize(entry); |
| int pos = name.lastIndexOf('/'); |
| // Check that parent entries exist and, if not, create them. |
| // This fixes a bug for war files that don't record separate |
| // zip entries for the directories. |
| int currentPos = -1; |
| int lastPos = 0; |
| while ((currentPos = name.indexOf('/', lastPos)) != -1) { |
| Name parentName = getEscapedJndiName(name.substring(0, lastPos)); |
| Name childName = getEscapedJndiName(name.substring(0, currentPos)); |
| String entryName = name.substring(lastPos, currentPos); |
| // Parent should have been created in last cycle through |
| // this loop |
| Entry parent = treeLookup(parentName); |
| Entry child = treeLookup(childName); |
| if (child == null) { |
| // Create a new entry for missing entry and strip off |
| // the leading '/' character and appended on by the |
| // normalize method and add '/' character to end to |
| // signify that it is a directory entry |
| String zipName = name.substring(1, currentPos) + "/"; |
| child = new Entry(entryName, new ZipEntry(zipName)); |
| if (parent != null) |
| parent.addChild(child); |
| } |
| // Increment lastPos |
| lastPos = currentPos + 1; |
| } |
| String entryName = name.substring(pos + 1, name.length()); |
| Name compositeName = getEscapedJndiName(name.substring(0, pos)); |
| Entry parent = treeLookup(compositeName); |
| Entry child = new Entry(entryName, entry); |
| if (parent != null) |
| parent.addChild(child); |
| |
| } |
| |
| } catch (Exception e) { |
| // Ignore |
| } |
| |
| } |
| |
| |
| /** |
| * Entry tree lookup. |
| */ |
| protected Entry treeLookup(Name name) { |
| if (name.isEmpty() || entries == null) |
| return entries; |
| Entry currentEntry = entries; |
| for (int i = 0; i < name.size(); i++) { |
| if (name.get(i).length() == 0) |
| continue; |
| currentEntry = currentEntry.getChild(name.get(i)); |
| if (currentEntry == null) |
| return null; |
| } |
| return currentEntry; |
| } |
| |
| |
| /** |
| * List children as objects. |
| */ |
| protected ArrayList<NamingEntry> list(Entry entry) { |
| |
| ArrayList<NamingEntry> entries = new ArrayList<NamingEntry>(); |
| Entry[] children = entry.getChildren(); |
| Arrays.sort(children); |
| NamingEntry namingEntry = null; |
| |
| for (int i = 0; i < children.length; i++) { |
| ZipEntry current = children[i].getEntry(); |
| Object object = null; |
| if (current.isDirectory()) { |
| object = new WARDirContext(base, children[i]); |
| } else { |
| object = new WARResource(current); |
| } |
| namingEntry = new NamingEntry |
| (children[i].getName(), object, NamingEntry.ENTRY); |
| entries.add(namingEntry); |
| } |
| |
| return entries; |
| |
| } |
| |
| |
| // ---------------------------------------------------- Entries Inner Class |
| |
| |
| /** |
| * Entries structure. |
| */ |
| protected static class Entry implements Comparable<Object> { |
| |
| |
| // -------------------------------------------------------- Constructor |
| |
| |
| public Entry(String name, ZipEntry entry) { |
| this.name = name; |
| this.entry = entry; |
| } |
| |
| |
| // --------------------------------------------------- Member Variables |
| |
| |
| protected String name = null; |
| |
| |
| protected ZipEntry entry = null; |
| |
| |
| protected Entry children[] = new Entry[0]; |
| |
| |
| // ----------------------------------------------------- Public Methods |
| |
| |
| @Override |
| public int compareTo(Object o) { |
| if (!(o instanceof Entry)) |
| return (+1); |
| return name.compareTo(((Entry) o).getName()); |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (!(o instanceof Entry)) |
| return false; |
| return name.equals(((Entry) o).getName()); |
| } |
| |
| @Override |
| public int hashCode() { |
| return name.hashCode(); |
| } |
| |
| public ZipEntry getEntry() { |
| return entry; |
| } |
| |
| |
| public String getName() { |
| return name; |
| } |
| |
| |
| public void addChild(Entry entry) { |
| Entry[] newChildren = new Entry[children.length + 1]; |
| for (int i = 0; i < children.length; i++) |
| newChildren[i] = children[i]; |
| newChildren[children.length] = entry; |
| children = newChildren; |
| } |
| |
| |
| public Entry[] getChildren() { |
| return children; |
| } |
| |
| |
| public Entry getChild(String name) { |
| for (int i = 0; i < children.length; i++) { |
| if (children[i].name.equals(name)) { |
| return children[i]; |
| } |
| } |
| return null; |
| } |
| |
| |
| } |
| |
| |
| // ------------------------------------------------ WARResource Inner Class |
| |
| |
| /** |
| * This specialized resource implementation avoids opening the IputStream |
| * to the WAR right away. |
| */ |
| protected class WARResource extends Resource { |
| |
| |
| // -------------------------------------------------------- Constructor |
| |
| |
| public WARResource(ZipEntry entry) { |
| this.entry = entry; |
| } |
| |
| |
| // --------------------------------------------------- Member Variables |
| |
| |
| protected ZipEntry entry; |
| |
| |
| // ----------------------------------------------------- Public Methods |
| |
| |
| /** |
| * Content accessor. |
| * |
| * @return InputStream |
| */ |
| @Override |
| public InputStream streamContent() |
| throws IOException { |
| try { |
| if (binaryContent == null) { |
| InputStream is = base.getInputStream(entry); |
| inputStream = is; |
| return is; |
| } |
| } catch (ZipException e) { |
| throw new IOException(e.getMessage(), e); |
| } |
| return super.streamContent(); |
| } |
| |
| |
| } |
| |
| |
| } |
| |
