Examples with LinkRef javax.naming.LinkRef used on opensource projects

Example 11 with LinkRef

use of javax.naming.LinkRef in project activemq-artemis by apache.

the class TestContext method lookup.

@Override
public Object lookup(String name) throws NamingException {
    if (name.length() == 0) {
        return this;
    }
    Object result = treeBindings.get(name);
    if (result == null) {
        result = bindings.get(name);
    }
    if (result == null) {
        int pos = name.indexOf(':');
        if (pos > 0) {
            String scheme = name.substring(0, pos);
            Context ctx = NamingManager.getURLContext(scheme, environment);
            if (ctx == null) {
                throw new NamingException("scheme " + scheme + " not recognized");
            }
            return ctx.lookup(name);
        } else {
            // Split out the first name of the path
            // and look for it in the bindings map.
            CompositeName path = new CompositeName(name);
            if (path.size() == 0) {
                return this;
            } else {
                String first = path.get(0);
                Object obj = bindings.get(first);
                if (obj == null) {
                    throw new NameNotFoundException(name);
                } else if (obj instanceof Context && path.size() > 1) {
                    Context subContext = (Context) obj;
                    obj = subContext.lookup(path.getSuffix(1));
                }
                return obj;
            }
        }
    }
    if (result instanceof LinkRef) {
        LinkRef ref = (LinkRef) result;
        result = lookup(ref.getLinkName());
    }
    if (result instanceof Reference) {
        try {
            result = NamingManager.getObjectInstance(result, null, null, this.environment);
        } catch (NamingException e) {
            throw e;
        } catch (Exception e) {
            throw (NamingException) new NamingException("could not look up : " + name).initCause(e);
        }
    }
    if (result instanceof TestContext) {
        String prefix = getNameInNamespace();
        if (prefix.length() > 0) {
            prefix = prefix + SEPARATOR;
        }
        result = new TestContext((TestContext) result, environment, prefix + name);
    }
    return result;
}

Example 12 with LinkRef

use of javax.naming.LinkRef in project tomcat70 by apache.

the class NamingContext method bind.

/**
 * 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
 * @param rebind if true, then perform a rebind (ie, overwrite)
 * @exception 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
 */
protected void bind(Name name, Object obj, boolean rebind) throws NamingException {
    if (!checkWritable()) {
        return;
    }
    while ((!name.isEmpty()) && (name.get(0).length() == 0)) name = name.getSuffix(1);
    if (name.isEmpty())
        throw new NamingException(sm.getString("namingContext.invalidName"));
    NamingEntry entry = bindings.get(name.get(0));
    if (name.size() > 1) {
        if (entry == null) {
            throw new NameNotFoundException(sm.getString("namingContext.nameNotBound", name, name.get(0)));
        }
        if (entry.type == NamingEntry.CONTEXT) {
            if (rebind) {
                ((Context) entry.value).rebind(name.getSuffix(1), obj);
            } else {
                ((Context) entry.value).bind(name.getSuffix(1), obj);
            }
        } else {
            throw new NamingException(sm.getString("namingContext.contextExpected"));
        }
    } else {
        if ((!rebind) && (entry != null)) {
            throw new NameAlreadyBoundException(sm.getString("namingContext.alreadyBound", name.get(0)));
        } else {
            // Getting the type of the object and wrapping it within a new
            // NamingEntry
            Object toBind = NamingManager.getStateToBind(obj, name, this, env);
            if (toBind instanceof Context) {
                entry = new NamingEntry(name.get(0), toBind, NamingEntry.CONTEXT);
            } else if (toBind instanceof LinkRef) {
                entry = new NamingEntry(name.get(0), toBind, NamingEntry.LINK_REF);
            } else if (toBind instanceof Reference) {
                entry = new NamingEntry(name.get(0), toBind, NamingEntry.REFERENCE);
            } else if (toBind instanceof Referenceable) {
                toBind = ((Referenceable) toBind).getReference();
                entry = new NamingEntry(name.get(0), toBind, NamingEntry.REFERENCE);
            } else {
                entry = new NamingEntry(name.get(0), toBind, NamingEntry.ENTRY);
            }
            bindings.put(name.get(0), entry);
        }
    }
}

Example 13 with LinkRef

use of javax.naming.LinkRef in project tomcat70 by apache.

the class NamingContext method lookup.

// ------------------------------------------------------ Protected Methods
/**
 * Retrieves the named object.
 *
 * @param name the name of the object to look up
 * @param resolveLinks If true, the links will be resolved
 * @return the object bound to name
 * @exception NamingException if a naming exception is encountered
 */
protected Object lookup(Name name, boolean resolveLinks) throws NamingException {
    // Removing empty parts
    while ((!name.isEmpty()) && (name.get(0).length() == 0)) name = name.getSuffix(1);
    if (name.isEmpty()) {
        // If name is empty, a newly allocated naming context is returned
        return new NamingContext(env, this.name, bindings);
    }
    NamingEntry entry = bindings.get(name.get(0));
    if (entry == null) {
        throw new NameNotFoundException(sm.getString("namingContext.nameNotBound", name, name.get(0)));
    }
    if (name.size() > 1) {
        // number of subcontexts.
        if (entry.type != NamingEntry.CONTEXT) {
            throw new NamingException(sm.getString("namingContext.contextExpected"));
        }
        return ((Context) entry.value).lookup(name.getSuffix(1));
    } else {
        if ((resolveLinks) && (entry.type == NamingEntry.LINK_REF)) {
            String link = ((LinkRef) entry.value).getLinkName();
            if (link.startsWith(".")) {
                // Link relative to this context
                return lookup(link.substring(1));
            } else {
                return (new InitialContext(env)).lookup(link);
            }
        } else if (entry.type == NamingEntry.REFERENCE) {
            try {
                Object obj = NamingManager.getObjectInstance(entry.value, name, this, env);
                if (entry.value instanceof ResourceRef) {
                    boolean singleton = Boolean.parseBoolean((String) ((ResourceRef) entry.value).get("singleton").getContent());
                    if (singleton) {
                        entry.type = NamingEntry.ENTRY;
                        entry.value = obj;
                    }
                }
                return obj;
            } catch (NamingException e) {
                throw e;
            } catch (Exception e) {
                String msg = sm.getString("namingContext.failResolvingReference");
                log.warn(msg, e);
                NamingException ne = new NamingException(msg);
                ne.initCause(e);
                throw ne;
            }
        } else {
            return entry.value;
        }
    }
}

Example 14 with LinkRef

use of javax.naming.LinkRef in project wildfly by wildfly.

the class NamingContext method resolveLink.

private Object resolveLink(Object result, boolean dereference) throws NamingException {
    final Object linkResult;
    try {
        final LinkRef linkRef = (LinkRef) result;
        final String referenceName = linkRef.getLinkName();
        if (referenceName.startsWith("./")) {
            linkResult = lookup(parseName(referenceName.substring(2)), dereference);
        } else {
            linkResult = new InitialContext().lookup(referenceName);
        }
    } catch (Throwable t) {
        throw NamingLogger.ROOT_LOGGER.cannotDeferenceObject(t);
    }
    return linkResult;
}

Example 15 with LinkRef

use of javax.naming.LinkRef in project wildfly by wildfly.

the class BinderBean method bindAndLink.

public void bindAndLink(Object value) throws NamingException {
    InitialContext initialContext = new InitialContext();
    initialContext.bind(SRC_NAME, value);
    initialContext.bind(Binder.LINK_NAME, new LinkRef(SRC_NAME));
}