diff options
Diffstat (limited to 'java/sca/modules/node-impl-osgi/src/main/java/org/apache/tuscany/sca/osgi/remoteserviceadmin/EndpointPermission.java')
| -rw-r--r-- | java/sca/modules/node-impl-osgi/src/main/java/org/apache/tuscany/sca/osgi/remoteserviceadmin/EndpointPermission.java | 959 |
1 files changed, 0 insertions, 959 deletions
diff --git a/java/sca/modules/node-impl-osgi/src/main/java/org/apache/tuscany/sca/osgi/remoteserviceadmin/EndpointPermission.java b/java/sca/modules/node-impl-osgi/src/main/java/org/apache/tuscany/sca/osgi/remoteserviceadmin/EndpointPermission.java deleted file mode 100644 index 1e12547ab5..0000000000 --- a/java/sca/modules/node-impl-osgi/src/main/java/org/apache/tuscany/sca/osgi/remoteserviceadmin/EndpointPermission.java +++ /dev/null @@ -1,959 +0,0 @@ -/* - * Copyright (c) OSGi Alliance (2008, 2009). All Rights Reserved. - * - * Licensed 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.tuscany.sca.osgi.remoteserviceadmin; - -// TODO Hacked from ServiePermission - -/* - * Copyright (c) OSGi Alliance (2000, 2009). All Rights Reserved. - * - * Licensed 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. - */ - -import java.io.IOException; -import java.io.NotSerializableException; -import java.io.ObjectInputStream; -import java.io.ObjectOutputStream; -import java.io.ObjectStreamField; -import java.security.BasicPermission; -import java.security.Permission; -import java.security.PermissionCollection; -import java.util.ArrayList; -import java.util.Collection; -import java.util.Collections; -import java.util.Dictionary; -import java.util.Enumeration; -import java.util.HashMap; -import java.util.Hashtable; -import java.util.Iterator; -import java.util.List; -import java.util.Map; - -import org.osgi.framework.Constants; -import org.osgi.framework.Filter; -import org.osgi.framework.FrameworkUtil; -import org.osgi.framework.InvalidSyntaxException; - -/** - * <pre> - * ------------------------------------------------------------- - * THIS CLASS IS A PLACEHOLDER (COPIED FROM SERVICE PERMISSION)! - * ------------------------------------------------------------- - * </pre> - * - * A bundle's authority to register or get a service. - * <ul> - * <li>The <code>register</code> action allows a bundle to register a service - * on the specified names. - * <li>The <code>get</code> action allows a bundle to detect a service and - * get it. - * </ul> - * Permission to get a service is required in order to detect events regarding - * the service. Untrusted bundles should not be able to detect the presence of - * certain services unless they have the appropriate - * <code>EndpointPermission</code> to get the specific service. - * - * @ThreadSafe - * @version $Revision$ - */ - -public final class EndpointPermission extends BasicPermission { - static final long serialVersionUID = -7662148639076511574L; - /** - * The action string <code>get</code>. - */ - public final static String EXPORT = "export"; - /** - * The action string <code>register</code>. - */ - public final static String IMPORT = "import"; - - public final static String LISTENING = "listening"; - - public final static String READ = "listening"; - - private final static int ACTION_EXPORT = 0x00000001; - private final static int ACTION_IMPORT = 0x00000002; - private final static int ACTION_ALL = ACTION_EXPORT | ACTION_IMPORT; - final static int ACTION_NONE = 0; - - /** - * The actions mask. - */ - transient int action_mask; - - /** - * The actions in canonical form. - * - * @serial - */ - private volatile String actions = null; - - /** - * The service used by this EndpointPermission. Must be null if not - * constructed with a service. - */ - transient final EndpointDescription endpoint; - - /** - * The object classes for this EndpointPermission. Must be null if not - * constructed with a service. - */ - transient final String[] objectClass; - - /** - * If this EndpointPermission was constructed with a filter, this holds a - * Filter matching object used to evaluate the filter in implies. - */ - transient Filter filter; - - /** - * This dictionary holds the properties of the permission, used to match a - * filter in implies. This is not initialized until necessary, and then - * cached in this object. - */ - private transient volatile Dictionary properties; - - /** - * True if constructed with a name and the name is "*" or ends with ".*". - */ - private transient boolean wildcard; - - /** - * If constructed with a name and the name ends with ".*", this contains the - * name without the final "*". - */ - private transient String prefix; - - /** - * Create a new EndpointPermission. - * - * <p> - * The name of the service is specified as a fully qualified class name. - * Wildcards may be used. - * - * <pre> - * name ::= <class name> | <class name ending in ".*"> | * - * </pre> - * - * Examples: - * - * <pre> - * org.osgi.service.http.HttpService - * org.osgi.service.http.* - * * - * </pre> - * - * For the <code>get</code> action, the name can also be a filter - * expression. The filter gives access to the service properties as well as - * the following attributes: - * <ul> - * <li>signer - A Distinguished Name chain used to sign the bundle - * publishing the service. Wildcards in a DN are not matched according to - * the filter string rules, but according to the rules defined for a DN - * chain.</li> - * <li>location - The location of the bundle publishing the service.</li> - * <li>id - The bundle ID of the bundle publishing the service.</li> - * <li>name - The symbolic name of the bundle publishing the service.</li> - * </ul> - * Since the above attribute names may conflict with service property names - * used by a service, you can prefix an attribute name with '@' in the - * filter expression to match against the service property and not one of - * the above attributes. Filter attribute names are processed in a case - * sensitive manner unless the attribute references a service property. - * Service properties names are case insensitive. - * - * <p> - * There are two possible actions: <code>get</code> and - * <code>register</code>. The <code>get</code> permission allows the - * owner of this permission to obtain a service with this name. The - * <code>register</code> permission allows the bundle to register a - * service under that name. - * - * @param name - * The service class name - * @param actions - * <code>get</code>,<code>register</code> (canonical order) - * @throws IllegalArgumentException - * If the specified name is a filter expression and either the - * specified action is not <code>get</code> or the filter has - * an invalid syntax. - */ - public EndpointPermission(String name, String actions) { - this(name, parseActions(actions)); - if ((filter != null) && ((action_mask & ACTION_ALL) != ACTION_EXPORT)) { - throw new IllegalArgumentException("invalid action string for filter expression"); - } - } - - /** - * Creates a new requested <code>EndpointPermission</code> object to be - * used by code that must perform <code>checkPermission</code> for the - * <code>get</code> action. <code>EndpointPermission</code> objects - * created with this constructor cannot be added to a - * <code>EndpointPermission</code> permission collection. - * - * @param endpoint - * The requested service. - * @param actions - * The action <code>get</code>. - * @throws IllegalArgumentException - * If the specified action is not <code>get</code> or - * reference is <code>null</code>. - * @since 1.5 - */ - public EndpointPermission(EndpointDescription endpoint, String actions) { - super(createName(endpoint)); - setTransients(null, parseActions(actions)); - this.endpoint = endpoint; - this.objectClass = (String[])endpoint.getProperties().get(Constants.OBJECTCLASS); - if ((action_mask & ACTION_ALL) != ACTION_EXPORT) { - throw new IllegalArgumentException("invalid action string"); - } - } - - /** - * Create a permission name from a EndpointDescription TODO Needs work - * - * @param endpoint - * EndpointDescription to use to create permission name. - * @return permission name. - */ - private static String createName(EndpointDescription endpoint) { - if (endpoint == null) { - throw new IllegalArgumentException("reference must not be null"); - } - StringBuffer sb = new StringBuffer("(service.id="); - // TODO sb.append(endpoint.getProperty(Constants.SERVICE_ID)); - sb.append(")"); - return sb.toString(); - } - - /** - * Package private constructor used by EndpointPermissionCollection. - * - * @param name - * class name - * @param mask - * action mask - */ - EndpointPermission(String name, int mask) { - super(name); - setTransients(parseFilter(name), mask); - this.endpoint = null; - this.objectClass = null; - } - - /** - * Called by constructors and when deserialized. - * - * @param mask - * action mask - */ - private void setTransients(Filter f, int mask) { - if ((mask == ACTION_NONE) || ((mask & ACTION_ALL) != mask)) { - throw new IllegalArgumentException("invalid action string"); - } - action_mask = mask; - filter = f; - if (f == null) { - String name = getName(); - int l = name.length(); - /* if "*" or endsWith ".*" */ - wildcard = ((name.charAt(l - 1) == '*') && ((l == 1) || (name.charAt(l - 2) == '.'))); - if (wildcard && (l > 1)) { - prefix = name.substring(0, l - 1); - } - } - } - - /** - * Parse action string into action mask. - * - * @param actions - * Action string. - * @return action mask. - */ - private static int parseActions(String actions) { - boolean seencomma = false; - - int mask = ACTION_NONE; - - if (actions == null) { - return mask; - } - - char[] a = actions.toCharArray(); - - int i = a.length - 1; - if (i < 0) - return mask; - - while (i != -1) { - char c; - - // skip whitespace - while ((i != -1) && ((c = a[i]) == ' ' || c == '\r' || c == '\n' || c == '\f' || c == '\t')) - i--; - - // check for the known strings - int matchlen; - - if (i >= 2 && (a[i - 2] == 'g' || a[i - 2] == 'G') - && (a[i - 1] == 'e' || a[i - 1] == 'E') - && (a[i] == 't' || a[i] == 'T')) { - matchlen = 3; - mask |= ACTION_EXPORT; - - } else if (i >= 7 && (a[i - 7] == 'r' || a[i - 7] == 'R') - && (a[i - 6] == 'e' || a[i - 6] == 'E') - && (a[i - 5] == 'g' || a[i - 5] == 'G') - && (a[i - 4] == 'i' || a[i - 4] == 'I') - && (a[i - 3] == 's' || a[i - 3] == 'S') - && (a[i - 2] == 't' || a[i - 2] == 'T') - && (a[i - 1] == 'e' || a[i - 1] == 'E') - && (a[i] == 'r' || a[i] == 'R')) { - matchlen = 8; - mask |= ACTION_IMPORT; - - } else { - // parse error - throw new IllegalArgumentException("invalid permission: " + actions); - } - - // make sure we didn't just match the tail of a word - // like "ackbarfregister". Also, skip to the comma. - seencomma = false; - while (i >= matchlen && !seencomma) { - switch (a[i - matchlen]) { - case ',': - seencomma = true; - /* FALLTHROUGH */ - case ' ': - case '\r': - case '\n': - case '\f': - case '\t': - break; - default: - throw new IllegalArgumentException("invalid permission: " + actions); - } - i--; - } - - // point i at the location of the comma minus one (or -1). - i -= matchlen; - } - - if (seencomma) { - throw new IllegalArgumentException("invalid permission: " + actions); - } - - return mask; - } - - /** - * Parse filter string into a Filter object. - * - * @param filterString - * The filter string to parse. - * @return a Filter for this bundle. If the specified filterString is not a - * filter expression, then <code>null</code> is returned. - * @throws IllegalArgumentException - * If the filter syntax is invalid. - */ - private static Filter parseFilter(String filterString) { - filterString = filterString.trim(); - if (filterString.charAt(0) != '(') { - return null; - } - - try { - return FrameworkUtil.createFilter(filterString); - } catch (InvalidSyntaxException e) { - IllegalArgumentException iae = new IllegalArgumentException("invalid filter"); - iae.initCause(e); - throw iae; - } - } - - /** - * Determines if a <code>EndpointPermission</code> object "implies" the - * specified permission. - * - * @param p - * The target permission to check. - * @return <code>true</code> if the specified permission is implied by - * this object; <code>false</code> otherwise. - */ - public boolean implies(Permission p) { - if (!(p instanceof EndpointPermission)) { - return false; - } - EndpointPermission requested = (EndpointPermission)p; - if (endpoint != null) { - return false; - } - // if requested permission has a filter, then it is an invalid argument - if (requested.filter != null) { - return false; - } - return implies0(requested, ACTION_NONE); - } - - /** - * Internal implies method. Used by the implies and the permission - * collection implies methods. - * - * @param requested - * The requested EndpointPermission which has already be - * validated as a proper argument. The requested - * EndpointPermission must not have a filter expression. - * @param effective - * The effective actions with which to start. - * @return <code>true</code> if the specified permission is implied by - * this object; <code>false</code> otherwise. - */ - boolean implies0(EndpointPermission requested, int effective) { - /* check actions first - much faster */ - effective |= action_mask; - final int desired = requested.action_mask; - if ((effective & desired) != desired) { - return false; - } - /* we have name of "*" */ - if (wildcard && (prefix == null)) { - return true; - } - /* if we have a filter */ - Filter f = filter; - if (f != null) { - return f.matchCase(requested.getProperties()); - } - /* if requested permission not created with EndpointDescription */ - String[] requestedNames = requested.objectClass; - if (requestedNames == null) { - return super.implies(requested); - } - /* requested permission created with EndpointDescription */ - if (wildcard) { - int pl = prefix.length(); - for (int i = 0, l = requestedNames.length; i < l; i++) { - String requestedName = requestedNames[i]; - if ((requestedName.length() > pl) && requestedName.startsWith(prefix)) { - return true; - } - } - } else { - String name = getName(); - for (int i = 0, l = requestedNames.length; i < l; i++) { - if (requestedNames[i].equals(name)) { - return true; - } - } - } - return false; - } - - /** - * Returns the canonical string representation of the actions. Always - * returns present actions in the following order: <code>get</code>, - * <code>register</code>. - * - * @return The canonical string representation of the actions. - */ - public String getActions() { - String result = actions; - if (result == null) { - StringBuffer sb = new StringBuffer(); - boolean comma = false; - - int mask = action_mask; - if ((mask & ACTION_EXPORT) == ACTION_EXPORT) { - sb.append(EXPORT); - comma = true; - } - - if ((mask & ACTION_IMPORT) == ACTION_IMPORT) { - if (comma) - sb.append(','); - sb.append(IMPORT); - } - - actions = result = sb.toString(); - } - - return result; - } - - /** - * Returns a new <code>PermissionCollection</code> object for storing - * <code>EndpointPermission<code> objects. - * - * @return A new <code>PermissionCollection</code> object suitable for storing - * <code>EndpointPermission</code> objects. - */ - public PermissionCollection newPermissionCollection() { - return new EndpointPermissionCollection(); - } - - /** - * Determines the equality of two EndpointPermission objects. - * - * Checks that specified object has the same class name and action as this - * <code>EndpointPermission</code>. - * - * @param obj - * The object to test for equality. - * @return true if obj is a <code>EndpointPermission</code>, and has the - * same class name and actions as this - * <code>EndpointPermission</code> object; <code>false</code> - * otherwise. - */ - public boolean equals(Object obj) { - if (obj == this) { - return true; - } - - if (!(obj instanceof EndpointPermission)) { - return false; - } - - EndpointPermission sp = (EndpointPermission)obj; - - return (action_mask == sp.action_mask) && getName().equals(sp.getName()) - && ((endpoint == sp.endpoint) || ((endpoint != null) && (sp.endpoint != null) && endpoint - .equals(sp.endpoint))); - } - - /** - * Returns the hash code value for this object. - * - * @return Hash code value for this object. - */ - public int hashCode() { - int h = 31 * 17 + getName().hashCode(); - h = 31 * h + getActions().hashCode(); - if (endpoint != null) { - h = 31 * h + endpoint.hashCode(); - } - return h; - } - - /** - * WriteObject is called to save the state of this permission to a stream. - * The actions are serialized, and the superclass takes care of the name. - */ - private synchronized void writeObject(java.io.ObjectOutputStream s) throws IOException { - if (endpoint != null) { - throw new NotSerializableException("cannot serialize"); - } - // Write out the actions. The superclass takes care of the name - // call getActions to make sure actions field is initialized - if (actions == null) - getActions(); - s.defaultWriteObject(); - } - - /** - * readObject is called to restore the state of this permission from a - * stream. - */ - private synchronized void readObject(java.io.ObjectInputStream s) throws IOException, ClassNotFoundException { - // Read in the action, then initialize the rest - s.defaultReadObject(); - setTransients(parseFilter(getName()), parseActions(actions)); - } - - /** - * Called by <code><@link EndpointPermission#implies(Permission)></code>. - * - * @return a dictionary of properties for this permission. - */ - private Dictionary/*<String,Object>*/getProperties() { - Dictionary/*<String, Object>*/result = properties; - if (result != null) { - return result; - } - if (endpoint == null) { - result = new Hashtable/*<String, Object>*/(1); - if (filter == null) { - result.put(Constants.OBJECTCLASS, new String[] {getName()}); - } - return properties = result; - } - final Map props = new HashMap(4); - // TODO needs work - /* - final Bundle bundle = endpoint.getBundle(); - if (bundle != null) { - AccessController.doPrivileged(new PrivilegedAction() { - public Object run() { - props.put("id", new Long(bundle.getBundleId())); - props.put("location", bundle.getLocation()); - String name = bundle.getSymbolicName(); - if (name != null) { - props.put("name", name); - } - SignerProperty signer = new SignerProperty(bundle); - if (signer.isBundleSigned()) { - props.put("signer", signer); - } - return null; - } - }); - } - */ - return properties = new Properties(props, endpoint); - } - - private static class Properties extends Dictionary { - private final Map properties; - private final EndpointDescription service; - - Properties(Map properties, EndpointDescription service) { - this.properties = properties; - this.service = service; - } - - public Object get(Object k) { - if (!(k instanceof String)) { - return null; - } - String key = (String)k; - if (key.charAt(0) == '@') { - return service.getProperties().get(key.substring(1)); - } - Object value = properties.get(key); - if (value != null) { // fall back to service properties - return value; - } - return service.getProperties().get(key); - } - - public int size() { - return properties.size() + service.getProperties().size(); - } - - public boolean isEmpty() { - // we can return false because this must never be empty - return false; - } - - public Enumeration keys() { - Collection pk = properties.keySet(); - String spk[] = - (String[])service.getProperties().keySet().toArray(new String[service.getProperties().size()]); - List all = new ArrayList(pk.size() + spk.length); - all.addAll(pk); - add: for (int i = 0, length = spk.length; i < length; i++) { - String key = spk[i]; - for (Iterator iter = pk.iterator(); iter.hasNext();) { - if (key.equalsIgnoreCase((String)iter.next())) { - continue add; - } - } - all.add(key); - } - return Collections.enumeration(all); - } - - public Enumeration elements() { - Collection pk = properties.keySet(); - String spk[] = - (String[])service.getProperties().keySet().toArray(new String[service.getProperties().size()]); - List all = new ArrayList(pk.size() + spk.length); - all.addAll(properties.values()); - add: for (int i = 0, length = spk.length; i < length; i++) { - String key = spk[i]; - for (Iterator iter = pk.iterator(); iter.hasNext();) { - if (key.equalsIgnoreCase((String)iter.next())) { - continue add; - } - } - all.add(service.getProperties().get(key)); - } - return Collections.enumeration(all); - } - - public Object put(Object key, Object value) { - throw new UnsupportedOperationException(); - } - - public Object remove(Object key) { - throw new UnsupportedOperationException(); - } - } -} - -/** - * Stores a set of EndpointPermission permissions. - * - * @see java.security.Permission - * @see java.security.Permissions - * @see java.security.PermissionCollection - */ -final class EndpointPermissionCollection extends PermissionCollection { - static final long serialVersionUID = 662615640374640621L; - /** - * Table of permissions. - * - * @GuardedBy this - */ - private transient Map permissions; - - /** - * Boolean saying if "*" is in the collection. - * - * @serial - * @GuardedBy this - */ - private boolean all_allowed; - - /** - * Table of permissions with filter expressions. - * - * @serial - * @GuardedBy this - */ - private Map filterPermissions; - - /** - * Creates an empty EndpointPermissions object. - */ - public EndpointPermissionCollection() { - permissions = new HashMap(); - all_allowed = false; - } - - /** - * Adds a permission to this permission collection. - * - * @param permission - * The Permission object to add. - * @throws IllegalArgumentException - * If the specified permission is not a EndpointPermission - * object. - * @throws SecurityException - * If this <code>EndpointPermissionCollection</code> object - * has been marked read-only. - */ - public void add(final Permission permission) { - if (!(permission instanceof EndpointPermission)) { - throw new IllegalArgumentException("invalid permission: " + permission); - } - if (isReadOnly()) { - throw new SecurityException("attempt to add a Permission to a " + "readonly PermissionCollection"); - } - - final EndpointPermission sp = (EndpointPermission)permission; - if (sp.endpoint != null) { - throw new IllegalArgumentException("cannot add to collection: " + sp); - } - - final String name = sp.getName(); - final Filter f = sp.filter; - synchronized (this) { - /* select the bucket for the permission */ - Map pc; - if (f != null) { - pc = filterPermissions; - if (pc == null) { - filterPermissions = pc = new HashMap(); - } - } else { - pc = permissions; - } - final EndpointPermission existing = (EndpointPermission)pc.get(name); - - if (existing != null) { - final int oldMask = existing.action_mask; - final int newMask = sp.action_mask; - if (oldMask != newMask) { - pc.put(name, new EndpointPermission(name, oldMask | newMask)); - } - } else { - pc.put(name, sp); - } - - if (!all_allowed) { - if (name.equals("*")) { - all_allowed = true; - } - } - } - } - - /** - * Determines if a set of permissions implies the permissions expressed in - * <code>permission</code>. - * - * @param permission - * The Permission object to compare. - * @return <code>true</code> if <code>permission</code> is a proper - * subset of a permission in the set; <code>false</code> - * otherwise. - */ - public boolean implies(final Permission permission) { - if (!(permission instanceof EndpointPermission)) { - return false; - } - final EndpointPermission requested = (EndpointPermission)permission; - /* if requested permission has a filter, then it is an invalid argument */ - if (requested.filter != null) { - return false; - } - - int effective = EndpointPermission.ACTION_NONE; - Collection perms; - synchronized (this) { - final int desired = requested.action_mask; - /* short circuit if the "*" Permission was added */ - if (all_allowed) { - EndpointPermission sp = (EndpointPermission)permissions.get("*"); - if (sp != null) { - effective |= sp.action_mask; - if ((effective & desired) == desired) { - return true; - } - } - } - - String[] requestedNames = requested.objectClass; - /* if requested permission not created with EndpointDescription */ - if (requestedNames == null) { - effective |= effective(requested.getName(), desired, effective); - if ((effective & desired) == desired) { - return true; - } - } - /* requested permission created with EndpointDescription */ - else { - for (int i = 0, l = requestedNames.length; i < l; i++) { - if ((effective(requestedNames[i], desired, effective) & desired) == desired) { - return true; - } - } - } - Map pc = filterPermissions; - if (pc == null) { - return false; - } - perms = pc.values(); - } - - /* iterate one by one over filteredPermissions */ - for (Iterator iter = perms.iterator(); iter.hasNext();) { - if (((EndpointPermission)iter.next()).implies0(requested, effective)) { - return true; - } - } - return false; - } - - /** - * Consult permissions map to compute the effective permission for the - * requested permission name. - * - * @param requestedName - * The requested service name. - * @param desired - * The desired actions. - * @param effective - * The effective actions. - * @return The new effective actions. - */ - private int effective(String requestedName, final int desired, int effective) { - final Map pc = permissions; - EndpointPermission sp = (EndpointPermission)pc.get(requestedName); - // strategy: - // Check for full match first. Then work our way up the - // name looking for matches on a.b.* - if (sp != null) { - // we have a direct hit! - effective |= sp.action_mask; - if ((effective & desired) == desired) { - return effective; - } - } - // work our way up the tree... - int last; - int offset = requestedName.length() - 1; - while ((last = requestedName.lastIndexOf(".", offset)) != -1) { - requestedName = requestedName.substring(0, last + 1) + "*"; - sp = (EndpointPermission)pc.get(requestedName); - if (sp != null) { - effective |= sp.action_mask; - if ((effective & desired) == desired) { - return effective; - } - } - offset = last - 1; - } - /* - * we don't have to check for "*" as it was already checked before we - * were called. - */ - return effective; - } - - /** - * Returns an enumeration of all the <code>EndpointPermission</code> - * objects in the container. - * - * @return Enumeration of all the EndpointPermission objects. - */ - public synchronized Enumeration elements() { - List all = new ArrayList(permissions.values()); - Map pc = filterPermissions; - if (pc != null) { - all.addAll(pc.values()); - } - return Collections.enumeration(all); - } - - /* serialization logic */ - private static final ObjectStreamField[] serialPersistentFields = - {new ObjectStreamField("permissions", Hashtable.class), new ObjectStreamField("all_allowed", Boolean.TYPE), - new ObjectStreamField("filterPermissions", HashMap.class)}; - - private synchronized void writeObject(ObjectOutputStream out) throws IOException { - Hashtable hashtable = new Hashtable(permissions); - ObjectOutputStream.PutField pfields = out.putFields(); - pfields.put("permissions", hashtable); - pfields.put("all_allowed", all_allowed); - pfields.put("filterPermissions", filterPermissions); - out.writeFields(); - } - - private synchronized void readObject(java.io.ObjectInputStream in) throws IOException, ClassNotFoundException { - ObjectInputStream.GetField gfields = in.readFields(); - Hashtable hashtable = (Hashtable)gfields.get("permissions", null); - permissions = new HashMap(hashtable); - all_allowed = gfields.get("all_allowed", false); - filterPermissions = (HashMap)gfields.get("filterPermissions", null); - } -} |