Example usage for javax.naming Name getPrefix

Introduction

In this page you can find the example usage for javax.naming Name getPrefix.

Prototype

public Name getPrefix(int posn);

Source Link

Document

Creates a name whose components consist of a prefix of the components of this name.

Usage

From source file:com.dattack.naming.AbstractContext.java

@Override
public NamingEnumeration<NameClassPair> list(final Name name) throws NamingException {

    ensureContextNotClosed();//from ww w.  j a va  2s .  c  om

    if (name == null || name.isEmpty()) {
        // list all elements
        final Map<Name, Object> enumStore = new HashMap<Name, Object>();
        enumStore.putAll(objectTable);
        enumStore.putAll(subContexts);
        return new NameClassPairNamingEnumeration(enumStore);
    }

    final Name prefixName = name.getPrefix(1);
    if (objectTable.containsKey(prefixName)) {
        throw new NotContextException(String.format("%s cannot be listed", name));
    }

    if (subContexts.containsKey(prefixName)) {
        return subContexts.get(prefixName).list(name.getSuffix(1));
    }

    throw new NamingException(String.format("The context '%s' can't be found", name));
}

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From source file:com.dattack.naming.AbstractContext.java

@Override
public Object lookup(final Name name) throws NamingException {

    ensureContextNotClosed();/*from w  w w. j a  v  a  2 s . c o m*/

    /*
     * Extract from Context Javadoc: 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).
     */
    if (name.isEmpty()) {
        try {
            return this.clone();
        } catch (final CloneNotSupportedException e) {
            // this shouldn't happen, since we are Cloneable
            throw (NamingException) new OperationNotSupportedException(e.getMessage()).initCause(e);
        }
    }

    if (name.size() > 1) {
        if (subContexts.containsKey(name.getPrefix(1))) {
            return subContexts.get(name.getPrefix(1)).lookup(name.getSuffix(1));
        }
        throw new NamingException(
                String.format("Invalid subcontext '%s' in context '%s'", name.getPrefix(1).toString(),
                        StringUtils.isBlank(getNameInNamespace()) ? "/" : getNameInNamespace()));
    }

    Object result = null; // not found
    if (objectTable.containsKey(name)) {
        result = objectTable.get(name);
    } else if (subContexts.containsKey(name)) {
        result = subContexts.get(name);
    } else if (env.containsKey(name.toString())) {
        result = env.get(name.toString());
    }

    return result;
}

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From source file:org.nuxeo.runtime.test.runner.JndiHelper.java

/**
 * Unbinds a name from ctx, and removes parents if they are empty
 *
 * @param ctx the parent JNDI Context under which the name will be unbound
 * @param name The name to unbind//from   www.  java  2s. c  o m
 * @throws NamingException for any error
 */
public static void unbind(Context ctx, Name name) throws NamingException {
    ctx.unbind(name); // unbind the end node in the name
    int sz = name.size();
    // walk the tree backwards, stopping at the domain
    while (--sz > 0) {
        Name pname = name.getPrefix(sz);
        try {
            ctx.destroySubcontext(pname);
        } catch (NamingException e) {
            log.error(e, e);
            break;
        }
    }
}

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