[jboss-cvs] JBossAS SVN: r98138 - projects/javaee/tags/jboss-javaee-parent-6.0.0-alpha-1/jboss-jsp-api/src/main/javax/servlet/jsp/el.
jboss-cvs-commits at lists.jboss.org
jboss-cvs-commits at lists.jboss.org
Tue Dec 22 11:34:24 EST 2009
Author: jaikiran
Date: 2009-12-22 11:34:24 -0500 (Tue, 22 Dec 2009)
New Revision: 98138
Removed:
projects/javaee/tags/jboss-javaee-parent-6.0.0-alpha-1/jboss-jsp-api/src/main/javax/servlet/jsp/el/ScopedAttributeELResolver.java
Log:
Autoversioning commit: a non-deltaV client made a change to
/projects/javaee/tags/jboss-javaee-parent-6.0.0-alpha-1/jboss-jsp-api/src/main/javax/servlet/jsp/el/ScopedAttributeELResolver.java
Deleted: projects/javaee/tags/jboss-javaee-parent-6.0.0-alpha-1/jboss-jsp-api/src/main/javax/servlet/jsp/el/ScopedAttributeELResolver.java
===================================================================
--- projects/javaee/tags/jboss-javaee-parent-6.0.0-alpha-1/jboss-jsp-api/src/main/javax/servlet/jsp/el/ScopedAttributeELResolver.java 2009-12-22 16:34:16 UTC (rev 98137)
+++ projects/javaee/tags/jboss-javaee-parent-6.0.0-alpha-1/jboss-jsp-api/src/main/javax/servlet/jsp/el/ScopedAttributeELResolver.java 2009-12-22 16:34:24 UTC (rev 98138)
@@ -1,387 +0,0 @@
-/*
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
- *
- * Copyright 1997-2008 Sun Microsystems, Inc. All rights reserved.
- *
- * The contents of this file are subject to the terms of either the GNU
- * General Public License Version 2 only ("GPL") or the Common Development
- * and Distribution License("CDDL") (collectively, the "License"). You
- * may not use this file except in compliance with the License. You can obtain
- * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
- * or glassfish/bootstrap/legal/LICENSE.txt. See the License for the specific
- * language governing permissions and limitations under the License.
- *
- * When distributing the software, include this License Header Notice in each
- * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
- * Sun designates this particular file as subject to the "Classpath" exception
- * as provided by Sun in the GPL Version 2 section of the License file that
- * accompanied this code. If applicable, add the following below the License
- * Header, with the fields enclosed by brackets [] replaced by your own
- * identifying information: "Portions Copyrighted [year]
- * [name of copyright owner]"
- *
- * Contributor(s):
- *
- * If you wish your version of this file to be governed by only the CDDL or
- * only the GPL Version 2, indicate your decision by adding "[Contributor]
- * elects to include this software in this distribution under the [CDDL or GPL
- * Version 2] license." If you don't indicate a single choice of license, a
- * recipient has the option to distribute your version of this file under
- * either the CDDL, the GPL Version 2 or to extend the choice of license to
- * its licensees as provided above. However, if you add GPL Version 2 code
- * and therefore, elected the GPL Version 2 license, then the option applies
- * only if the new code is made subject to such option by the copyright
- * holder.
- *
- *
- * This file incorporates work covered by the following copyright and
- * permission notice:
- *
- * Copyright 2004 The Apache Software Foundation
- *
- * 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 javax.servlet.jsp.el;
-
-import java.beans.FeatureDescriptor;
-import java.util.Iterator;
-import java.util.ArrayList;
-import java.util.Enumeration;
-
-import javax.servlet.jsp.PageContext;
-import javax.servlet.jsp.JspContext;
-
-import javax.el.ELContext;
-import javax.el.ELResolver;
-import javax.el.ELException;
-
-/**
- * Defines variable resolution behavior for scoped attributes.
- *
- * <p>This resolver handles all variable resolutions (where <code>base</code>
- * is <code>null</code>. It searches <code>PageContext.findAttribute()</code>
- * for a matching attribute. If not found, it will return <code>null</code>,
- * or in the case of <code>setValue</code> it will create a new attribute
- * in the page scope with the given name.</p>
- *
- * @see javax.el.ELResolver
- * @since JSP 2.1
- */
-
-public class ScopedAttributeELResolver extends ELResolver {
-
- /**
- * If the base object is <code>null</code>, searches the page,
- * request, session and application scopes for an attribute with
- * the given name and returns it, or <code>null</code> if no
- * attribute exists with the current name.
- *
- * <p>The <code>propertyResolved</code> property of the
- * <code>ELContext</code> object must be set to <code>true</code> by
- * this resolver before returning if base is <code>null</code>. If
- * this property is not <code>true</code> after this method is called,
- * the caller should ignore the return value.</p>
- *
- * @param context The context of this evaluation.
- * @param base Only <code>null</code> is handled by this resolver.
- * Other values will result in an immediate return.
- * @param property The name of the scoped attribute to resolve.
- * @return If the <code>propertyResolved</code> property of
- * <code>ELContext</code> was set to <code>true</code>, then
- * the scoped attribute; otherwise undefined.
- * @throws NullPointerException if context is <code>null</code>
- * @throws ELException if an exception was thrown while performing
- * the property or variable resolution. The thrown exception
- * must be included as the cause property of this exception, if
- * available.
- */
- public Object getValue(ELContext context,
- Object base,
- Object property) {
-
- if (context == null) {
- throw new NullPointerException();
- }
-
- if (base == null) {
- context.setPropertyResolved(true);
- if (property instanceof String) {
- String attribute = (String) property;
- PageContext ctxt = (PageContext)
- context.getContext(JspContext.class);
- return ctxt.findAttribute(attribute);
- }
- }
- return null;
- }
-
- /**
- * If the base object is <code>null</code>, returns
- * <code>Object.class</code> to indicate that any type is valid to
- * set for a scoped attribute.
- *
- * <p>The <code>propertyResolved</code> property of the
- * <code>ELContext</code> object must be set to <code>true</code> by
- * this resolver before returning if base is <code>null</code>. If
- * this property is not <code>true</code> after this method is called,
- * the caller should ignore the return value.</p>
- *
- * @param context The context of this evaluation.
- * @param base Only <code>null</code> is handled by this resolver.
- * Other values will result in an immediate return.
- * @param property The name of the scoped attribute to resolve.
- * @return If the <code>propertyResolved</code> property of
- * <code>ELContext</code> was set to <code>true</code>, then
- * <code>Object.class</code>; otherwise undefined.
- * @throws NullPointerException if context is <code>null</code>
- * @throws ELException if an exception was thrown while performing
- * the property or variable resolution. The thrown exception
- * must be included as the cause property of this exception, if
- * available.
- */
- public Class<Object> getType(ELContext context,
- Object base,
- Object property) {
-
- if (context == null) {
- throw new NullPointerException();
- }
-
- if (base == null) {
- context.setPropertyResolved(true);
- return Object.class;
- }
- return null;
- }
-
-
- /**
- * If the base object is <code>null</code>, sets an existing scoped
- * attribute to the new value, or creates a new scoped attribute if one
- * does not exist by this name.
- *
- * <p>If the provided attribute name matches the key of an attribute
- * in page scope, request scope, session scope, or application scope, the
- * corresponding attribute value will be replaced by the provided value.
- * Otherwise, a new page scope attribute will be created with the
- * given name and value.</p>
- *
- * <p>The <code>propertyResolved</code> property of the
- * <code>ELContext</code> object must be set to <code>true</code> by
- * this resolver before returning if base is <code>null</code>. If
- * this property is not <code>true</code> after this method is called,
- * the caller should ignore the return value.</p>
- *
- * @param context The context of this evaluation.
- * @param base Only <code>null</code> is handled by this resolver.
- * Other values will result in an immediate return.
- * @param property The name of the scoped attribute to set.
- * @param val The value for the scoped attribute.
- * @throws NullPointerException if context is <code>null</code>.
- * @throws ELException if an exception was thrown while performing
- * the property or variable resolution. The thrown exception
- * must be included as the cause property of this exception, if
- * available.
- */
- public void setValue(ELContext context,
- Object base,
- Object property,
- Object val) {
- if (context == null) {
- throw new NullPointerException();
- }
-
- if (base == null) {
- context.setPropertyResolved(true);
- if (property instanceof String) {
- PageContext ctxt = (PageContext)
- context.getContext(JspContext.class);
- String attr = (String) property;
- if (ctxt.getAttribute(attr, PageContext.REQUEST_SCOPE) != null)
- ctxt.setAttribute(attr, val, PageContext.REQUEST_SCOPE);
- else if (ctxt.getAttribute(attr, PageContext.SESSION_SCOPE) != null)
- ctxt.setAttribute(attr, val, PageContext.SESSION_SCOPE);
- else if (ctxt.getAttribute(attr, PageContext.APPLICATION_SCOPE) != null)
- ctxt.setAttribute(attr, val, PageContext.APPLICATION_SCOPE);
- else {
- ctxt.setAttribute(attr, val, PageContext.PAGE_SCOPE);
- }
- }
- }
- }
-
- /**
- * If the base object is <code>null</code>, returns <code>false</code>
- * to indicate that scoped attributes are never read-only.
- *
- * <p>The <code>propertyResolved</code> property of the
- * <code>ELContext</code> object must be set to <code>true</code> by
- * this resolver before returning if base is <code>null</code>. If
- * this property is not <code>true</code> after this method is called,
- * the caller should ignore the return value.</p>
- *
- * @param context The context of this evaluation.
- * @param base Only <code>null</code> is handled by this resolver.
- * Other values will result in an immediate return.
- * @param property The name of the scoped attribute.
- * @return If the <code>propertyResolved</code> property of
- * <code>ELContext</code> was set to <code>true</code>, then
- * <code>false</code>; otherwise undefined.
- * @throws NullPointerException if context is <code>null</code>.
- * @throws ELException if an exception was thrown while performing
- * the property or variable resolution. The thrown exception
- * must be included as the cause property of this exception, if
- * available.
- */
- public boolean isReadOnly(ELContext context,
- Object base,
- Object property) {
- if (context == null) {
- throw new NullPointerException();
- }
-
- if (base == null) {
- context.setPropertyResolved(true);
- }
- return false;
- }
-
- /**
- * If the base object is <code>null</code>, returns an
- * <code>Iterator</code> containing <code>FeatureDescriptor</code> objects
- * with information about each scoped attribute resolved by this
- * resolver. Otherwise, returns <code>null</code>.
- *
- * <p>The <code>Iterator</code> returned must contain one instance of
- * {@link java.beans.FeatureDescriptor} for each scoped attribute found in
- * any scope. Each info object contains information about
- * a single scoped attribute, and is initialized as follows:
- *
- * <dl>
- * <li>displayName - The name of the scoped attribute.</li>
- * <li>name - Same as displayName property.</li>
- * <li>shortDescription - A suitable description for the scoped
- * attribute. Should include the attribute's current scope
- * (page, request, session, application). Will vary by
- * implementation.</li>
- * <li>expert - <code>false</code></li>
- * <li>hidden - <code>false</code></li>
- * <li>preferred - <code>true</code></li>
- * </dl>
- * In addition, the following named attributes must be set in the
- * returned <code>FeatureDescriptor</code>s:
- * <dl>
- * <li>{@link ELResolver#TYPE} - The current runtime type of the scoped attribute.</li>
- * <li>{@link ELResolver#RESOLVABLE_AT_DESIGN_TIME} - <code>true</code>.</li>
- * </dl></p>
- *
- * @param context The context of this evaluation.
- * @param base Only <code>null</code> is handled by this resolver.
- * Other values will result in a <code>null</code> return value.
- * @return An <code>Iterator</code> containing one
- * <code>FeatureDescriptor</code> object for each scoped attribute, or
- * <code>null</code> if <code>base</code> is not <code>null</code>.
- */
- public Iterator<FeatureDescriptor> getFeatureDescriptors(
- ELContext context,
- Object base) {
- Enumeration attrs;
- ArrayList<FeatureDescriptor> list = new ArrayList<FeatureDescriptor>();
- PageContext ctxt = (PageContext) context.getContext(JspContext.class);
-
- attrs = ctxt.getAttributeNamesInScope(PageContext.PAGE_SCOPE);
- while (attrs.hasMoreElements()) {
- String name = (String) attrs.nextElement();
- Object value = ctxt.getAttribute(name, PageContext.PAGE_SCOPE);
- FeatureDescriptor descriptor = new FeatureDescriptor();
- descriptor.setName(name);
- descriptor.setDisplayName(name);
- descriptor.setShortDescription("page scope attribute");
- descriptor.setExpert(false);
- descriptor.setHidden(false);
- descriptor.setPreferred(true);
- descriptor.setValue("type", value.getClass());
- descriptor.setValue("resolvableAtDesignTime", Boolean.TRUE);
- list.add(descriptor);
- }
-
- attrs = ctxt.getAttributeNamesInScope(PageContext.REQUEST_SCOPE);
- while (attrs.hasMoreElements()) {
- String name = (String) attrs.nextElement();
- Object value = ctxt.getAttribute(name, PageContext.REQUEST_SCOPE);
- FeatureDescriptor descriptor = new FeatureDescriptor();
- descriptor.setName(name);
- descriptor.setDisplayName(name);
- descriptor.setShortDescription("request scope attribute");
- descriptor.setExpert(false);
- descriptor.setHidden(false);
- descriptor.setPreferred(true);
- descriptor.setValue("type", value.getClass());
- descriptor.setValue("resolvableAtDesignTime", Boolean.TRUE);
- list.add(descriptor);
- }
-
- attrs = ctxt.getAttributeNamesInScope(PageContext.SESSION_SCOPE);
- while (attrs.hasMoreElements()) {
- String name = (String) attrs.nextElement();
- Object value = ctxt.getAttribute(name, PageContext.SESSION_SCOPE);
- FeatureDescriptor descriptor = new FeatureDescriptor();
- descriptor.setName(name);
- descriptor.setDisplayName(name);
- descriptor.setShortDescription("session scope attribute");
- descriptor.setExpert(false);
- descriptor.setHidden(false);
- descriptor.setPreferred(true);
- descriptor.setValue("type", value.getClass());
- descriptor.setValue("resolvableAtDesignTime", Boolean.TRUE);
- list.add(descriptor);
- }
-
- attrs = ctxt.getAttributeNamesInScope(PageContext.APPLICATION_SCOPE);
- while (attrs.hasMoreElements()) {
- String name = (String) attrs.nextElement();
- Object value = ctxt.getAttribute(name, PageContext.APPLICATION_SCOPE);
- FeatureDescriptor descriptor = new FeatureDescriptor();
- descriptor.setName(name);
- descriptor.setDisplayName(name);
- descriptor.setShortDescription("application scope attribute");
- descriptor.setExpert(false);
- descriptor.setHidden(false);
- descriptor.setPreferred(true);
- descriptor.setValue("type", value.getClass());
- descriptor.setValue("resolvableAtDesignTime", Boolean.TRUE);
- list.add(descriptor);
- }
- return list.iterator();
- }
-
- /**
- * If the base object is <code>null</code>, returns
- * <code>String.class</code>. Otherwise, returns <code>null</code>.
- *
- * @param context The context of this evaluation.
- * @param base Only <code>null</code> is handled by this resolver.
- * Other values will result in a <code>null</code> return value.
- * @return <code>null</code> if base is not <code>null</code>; otherwise
- * <code>String.class</code>.
- */
- public Class<String> getCommonPropertyType(ELContext context,
- Object base) {
- if (base == null) {
- return String.class;
- }
- return null;
- }
-
-}
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