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Diffstat (limited to 'libjava/javax/naming/directory/BasicAttributes.java')
-rw-r--r-- | libjava/javax/naming/directory/BasicAttributes.java | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/libjava/javax/naming/directory/BasicAttributes.java b/libjava/javax/naming/directory/BasicAttributes.java new file mode 100644 index 00000000000..935612c2277 --- /dev/null +++ b/libjava/javax/naming/directory/BasicAttributes.java @@ -0,0 +1,194 @@ +/* Copyright (C) 2000, 2001 Free Software Foundation + + This file is part of libgcj. + +This software is copyrighted work licensed under the terms of the +Libgcj License. Please consult the file "LIBGCJ_LICENSE" for +details. */ + +package javax.naming.directory; + +import javax.naming.*; +import java.util.*; + +/** + * @author Tom Tromey <tromey@redhat.com> + * @date June 22, 2001 + */ +public class BasicAttributes implements Attributes +{ + public BasicAttributes () + { + this (false); + } + + public BasicAttributes (boolean ignoreCase) + { + this.ignoreCase = ignoreCase; + this.attributes = new Vector (); + } + + public BasicAttributes (String attrID, Object val) + { + this (attrID, val, false); + } + + public BasicAttributes (String attrID, Object val, boolean ignoreCase) + { + this.ignoreCase = ignoreCase; + attributes = new Vector (); + attributes.add (new BasicAttribute (attrID, val)); + } + + public Object clone () + { + // Slightly inefficient as we make a garbage Vector here. + BasicAttributes ba = new BasicAttributes (ignoreCase); + ba.attributes = (Vector) attributes.clone (); + return ba; + } + + public boolean equals (Object obj) + { + if (! (obj instanceof BasicAttributes)) + return false; + BasicAttributes b = (BasicAttributes) obj; + if (ignoreCase != b.ignoreCase + || attributes.size () != b.attributes.size ()) + return false; + + // Does order matter? + for (int i = 0; i < attributes.size (); ++i) + { + if (! attributes.get (i).equals (b.attributes.get (i))) + return false; + } + + return true; + } + + public Attribute get (String attrID) + { + for (int i = 0; i < attributes.size (); ++i) + { + Attribute at = (Attribute) attributes.get (i); + if ((ignoreCase && attrID.equalsIgnoreCase (at.getID ())) + || (! ignoreCase && attrID.equals (at.getID ()))) + return at; + } + + return null; + } + + public NamingEnumeration getAll () + { + return new BasicAttributesEnumeration (false); + } + + public NamingEnumeration getIDs () + { + return new BasicAttributesEnumeration (true); + } + + public int hashCode () + { + int val = 0; + for (int i = 0; i < attributes.size (); ++i) + val += attributes.get (i).hashCode (); + return val; + } + + public boolean isCaseIgnored () + { + return ignoreCase; + } + + public Attribute put (Attribute attr) + { + Attribute r = remove (attr.getID ()); + attributes.add (attr); + return r; + } + + public Attribute put (String attrID, Object val) + { + return put (new BasicAttribute (attrID, val)); + } + + public Attribute remove (String attrID) + { + for (int i = 0; i < attributes.size (); ++i) + { + Attribute at = (Attribute) attributes.get (i); + if ((ignoreCase && attrID.equalsIgnoreCase (at.getID ())) + || (! ignoreCase && attrID.equals (at.getID ()))) + { + attributes.remove (i); + return at; + } + } + + return null; + } + + public int size () + { + return attributes.size (); + } + + public String toString () + { + String r = ""; + for (int i = 0; i < attributes.size (); ++i) + { + if (i > 0) + r += "; "; + r += attributes.get (i).toString (); + } + return r; + } + + // This is set by the serialization spec. + private boolean ignoreCase; + private transient Vector attributes; + + // Used when enumerating. + private class BasicAttributesEnumeration implements NamingEnumeration + { + int where = -1; + boolean id; + + public BasicAttributesEnumeration (boolean id) + { + this.id = id; + } + + public void close () throws NamingException + { + } + + public boolean hasMore () throws NamingException + { + return hasMoreElements (); + } + + public Object next () throws NamingException + { + return nextElement (); + } + + public boolean hasMoreElements () + { + return where < attributes.size (); + } + + public Object nextElement () throws NoSuchElementException + { + if (where + 1 >= attributes.size ()) + throw new NoSuchElementException ("no more elements"); + ++where; + Attribute at = (Attribute) attributes.get (where); + return id ? (Object) at.getID () : (Object) at; + } + } +} |