/*******************************************************************************
* Copyright (c) 2001, 2006 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jst.j2ee.taglib.internal.impl;
import java.util.Collection;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.notify.NotificationChain;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.InternalEObject;
import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipse.emf.ecore.util.EObjectContainmentEList;
import org.eclipse.emf.ecore.util.InternalEList;
import org.eclipse.jem.java.JavaClass;
import org.eclipse.jst.j2ee.common.internal.impl.DescriptionGroupImpl;
import org.eclipse.jst.j2ee.taglib.internal.BodyContentType;
import org.eclipse.jst.j2ee.taglib.internal.JSPTag;
import org.eclipse.jst.j2ee.taglib.internal.JSPTagAttribute;
import org.eclipse.jst.j2ee.taglib.internal.JSPVariable;
import org.eclipse.jst.j2ee.taglib.internal.TaglibPackage;
/**
* The tag element defines an action in this tag library. The tag element has one attribute, id.
* The tag element may have several subelements defining:
* name -- The unique action name
* tag-class -- The tag handler class implementing javax.servlet.jsp.tagext.Tag
* tei-class -- An optional subclass of javax.servlet.jsp.tagext.TagExtraInfo
* body-content -- The body content type
* display-name -- A short name that is intended to be displayed by tools
* small-icon -- Optional small-icon that can be used by tools
* large-icon -- Optional large-icon that can be used by tools
* description -- Optional tag-specific information
* variable -- Optional scripting variable information
* attribute -- All attributes of this action
* example -- Optional informal description of an example of a use of this action.
*/
public class JSPTagImpl extends DescriptionGroupImpl implements JSPTag {
/**
* The default value of the '{@link #getBodyContent() <em>Body Content</em>}' attribute.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getBodyContent()
* @generated
* @ordered
*/
protected static final BodyContentType BODY_CONTENT_EDEFAULT = BodyContentType.TAGDEPENDENT_LITERAL;
/**
* @generated This field/method will be replaced during code generation.
*/
/**
* @generated This field/method will be replaced during code generation.
*/
protected BodyContentType bodyContent = BODY_CONTENT_EDEFAULT;
/**
* This is true if the Body Content attribute has been set.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
* @ordered
*/
protected boolean bodyContentESet = false;
/**
* The default value of the '{@link #getExample() <em>Example</em>}' attribute.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getExample()
* @generated
* @ordered
*/
protected static final String EXAMPLE_EDEFAULT = null;
/**
* @generated This field/method will be replaced during code generation.
*/
protected String example = EXAMPLE_EDEFAULT;
/**
* The default value of the '{@link #getName() <em>Name</em>}' attribute.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getName()
* @generated
* @ordered
*/
protected static final String NAME_EDEFAULT = null;
/**
* The cached value of the '{@link #getName() <em>Name</em>}' attribute.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getName()
* @generated
* @ordered
*/
protected String name = NAME_EDEFAULT;
/**
* The default value of the '{@link #isDynamicAttributes() <em>Dynamic Attributes</em>}' attribute.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #isDynamicAttributes()
* @generated
* @ordered
*/
protected static final boolean DYNAMIC_ATTRIBUTES_EDEFAULT = false;
/**
* The cached value of the '{@link #isDynamicAttributes() <em>Dynamic Attributes</em>}' attribute.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #isDynamicAttributes()
* @generated
* @ordered
*/
protected boolean dynamicAttributes = DYNAMIC_ATTRIBUTES_EDEFAULT;
/**
* @generated This field/method will be replaced during code generation.
*/
protected EList attributes = null;
/**
* @generated This field/method will be replaced during code generation.
*/
protected EList variables = null;
/**
* @generated This field/method will be replaced during code generation.
*/
protected JavaClass tagClass = null;
/**
* @generated This field/method will be replaced during code generation.
*/
protected JavaClass teiClass = null;
public JSPTagImpl() {
super();
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
protected EClass eStaticClass() {
return TaglibPackage.Literals.JSP_TAG;
}
/**
* @generated This field/method will be replaced during code generation
* Provides a hint as to the content of the body of this tag. Primarily intended
* for use by page composition tools.There are currently three values specified:
*
* tagdependent - The body of the tag is interpreted by the tag implementation
* itself, and is most likely in a different "langage", e.g embedded SQL
* statements.
*
* JSP - The body of the tag contains nested JSP syntax
*
* empty - The body must be emptyThe default (if not defined) is JSP#PCDATA ::=
* tagdependent | JSP | empty
*/
public BodyContentType getBodyContent() {
return bodyContent;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void setBodyContent(BodyContentType newBodyContent) {
BodyContentType oldBodyContent = bodyContent;
bodyContent = newBodyContent == null ? BODY_CONTENT_EDEFAULT : newBodyContent;
boolean oldBodyContentESet = bodyContentESet;
bodyContentESet = true;
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, TaglibPackage.JSP_TAG__BODY_CONTENT, oldBodyContent, bodyContent, !oldBodyContentESet));
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void unsetBodyContent() {
BodyContentType oldBodyContent = bodyContent;
boolean oldBodyContentESet = bodyContentESet;
bodyContent = BODY_CONTENT_EDEFAULT;
bodyContentESet = false;
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.UNSET, TaglibPackage.JSP_TAG__BODY_CONTENT, oldBodyContent, BODY_CONTENT_EDEFAULT, oldBodyContentESet));
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public boolean isSetBodyContent() {
return bodyContentESet;
}
/**
* @generated This field/method will be replaced during code generation
* The example element provides an informal description of an example of the use
* of a tag.
*/
public String getExample() {
return example;
}
/**
* @generated This field/method will be replaced during code generation.
*/
public void setExample(String newExample) {
String oldExample = example;
example = newExample;
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, TaglibPackage.JSP_TAG__EXAMPLE, oldExample, example));
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public String getName() {
return name;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void setName(String newName) {
String oldName = name;
name = newName;
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, TaglibPackage.JSP_TAG__NAME, oldName, name));
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public boolean isDynamicAttributes() {
return dynamicAttributes;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void setDynamicAttributes(boolean newDynamicAttributes) {
boolean oldDynamicAttributes = dynamicAttributes;
dynamicAttributes = newDynamicAttributes;
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, TaglibPackage.JSP_TAG__DYNAMIC_ATTRIBUTES, oldDynamicAttributes, dynamicAttributes));
}
/**
* @generated This field/method will be replaced during code generation
*/
public EList getAttributes() {
if (attributes == null) {
attributes = new EObjectContainmentEList(JSPTagAttribute.class, this, TaglibPackage.JSP_TAG__ATTRIBUTES);
}
return attributes;
}
/**
* @generated This field/method will be replaced during code generation
* The variable element provides information on the scripting variables defined by
* this tag.
* It is a (translation time) error for an action that has one or more variable
* subelements to have a TagExtraInfo class that returns a non-null object.
* The subelements of variable are of the form:
* name-given -- The variable name as a constant
* name-from-attribute -- The name of an attribute whose (translation time) value
* will give the name of the variable. One of name-given or namefrom-attribute is
* required.
* variable-class -- Name of the class of the variable. java.lang.String is
* default.
* declare -- Whether the variable is declared or not. True is the default.
* scope -- The scope of the scripting variable defined. NESTED is default.
*/
public EList getVariables() {
if (variables == null) {
variables = new EObjectContainmentEList(JSPVariable.class, this, TaglibPackage.JSP_TAG__VARIABLES);
}
return variables;
}
/**
* @generated This field/method will be replaced during code generation
* The tag-class element indicates the subclass of javax.serlvet.jsp.tagext.Tag
* that implements the request time semantics for this tag. This element is
* required.
* @regexp fully qualified Java class name
*/
public JavaClass getTagClass() {
if (tagClass != null && tagClass.eIsProxy()) {
InternalEObject oldTagClass = (InternalEObject)tagClass;
tagClass = (JavaClass)eResolveProxy(oldTagClass);
if (tagClass != oldTagClass) {
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.RESOLVE, TaglibPackage.JSP_TAG__TAG_CLASS, oldTagClass, tagClass));
}
}
return tagClass;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public JavaClass basicGetTagClass() {
return tagClass;
}
/**
* @generated This field/method will be replaced during code generation.
*/
public void setTagClass(JavaClass newTagClass) {
JavaClass oldTagClass = tagClass;
tagClass = newTagClass;
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, TaglibPackage.JSP_TAG__TAG_CLASS, oldTagClass, tagClass));
}
/**
* @generated This field/method will be replaced during code generation
* The tei-class element indicates the subclass of
* javax.servlet.jsp.tagext.TagExtraInfo for this tag. The class is instantiated
* at translation time. This element is optional.
* @regexp fully qualified Java class name
*/
public JavaClass getTeiClass() {
if (teiClass != null && teiClass.eIsProxy()) {
InternalEObject oldTeiClass = (InternalEObject)teiClass;
teiClass = (JavaClass)eResolveProxy(oldTeiClass);
if (teiClass != oldTeiClass) {
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.RESOLVE, TaglibPackage.JSP_TAG__TEI_CLASS, oldTeiClass, teiClass));
}
}
return teiClass;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public JavaClass basicGetTeiClass() {
return teiClass;
}
/**
* @generated This field/method will be replaced during code generation.
*/
public void setTeiClass(JavaClass newTeiClass) {
JavaClass oldTeiClass = teiClass;
teiClass = newTeiClass;
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, TaglibPackage.JSP_TAG__TEI_CLASS, oldTeiClass, teiClass));
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
switch (featureID) {
case TaglibPackage.JSP_TAG__ATTRIBUTES:
return ((InternalEList)getAttributes()).basicRemove(otherEnd, msgs);
case TaglibPackage.JSP_TAG__VARIABLES:
return ((InternalEList)getVariables()).basicRemove(otherEnd, msgs);
}
return super.eInverseRemove(otherEnd, featureID, msgs);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public Object eGet(int featureID, boolean resolve, boolean coreType) {
switch (featureID) {
case TaglibPackage.JSP_TAG__BODY_CONTENT:
return getBodyContent();
case TaglibPackage.JSP_TAG__EXAMPLE:
return getExample();
case TaglibPackage.JSP_TAG__NAME:
return getName();
case TaglibPackage.JSP_TAG__DYNAMIC_ATTRIBUTES:
return isDynamicAttributes() ? Boolean.TRUE : Boolean.FALSE;
case TaglibPackage.JSP_TAG__ATTRIBUTES:
return getAttributes();
case TaglibPackage.JSP_TAG__VARIABLES:
return getVariables();
case TaglibPackage.JSP_TAG__TAG_CLASS:
if (resolve) return getTagClass();
return basicGetTagClass();
case TaglibPackage.JSP_TAG__TEI_CLASS:
if (resolve) return getTeiClass();
return basicGetTeiClass();
}
return super.eGet(featureID, resolve, coreType);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public void eSet(int featureID, Object newValue) {
switch (featureID) {
case TaglibPackage.JSP_TAG__BODY_CONTENT:
setBodyContent((BodyContentType)newValue);
return;
case TaglibPackage.JSP_TAG__EXAMPLE:
setExample((String)newValue);
return;
case TaglibPackage.JSP_TAG__NAME:
setName((String)newValue);
return;
case TaglibPackage.JSP_TAG__DYNAMIC_ATTRIBUTES:
setDynamicAttributes(((Boolean)newValue).booleanValue());
return;
case TaglibPackage.JSP_TAG__ATTRIBUTES:
getAttributes().clear();
getAttributes().addAll((Collection)newValue);
return;
case TaglibPackage.JSP_TAG__VARIABLES:
getVariables().clear();
getVariables().addAll((Collection)newValue);
return;
case TaglibPackage.JSP_TAG__TAG_CLASS:
setTagClass((JavaClass)newValue);
return;
case TaglibPackage.JSP_TAG__TEI_CLASS:
setTeiClass((JavaClass)newValue);
return;
}
super.eSet(featureID, newValue);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public void eUnset(int featureID) {
switch (featureID) {
case TaglibPackage.JSP_TAG__BODY_CONTENT:
unsetBodyContent();
return;
case TaglibPackage.JSP_TAG__EXAMPLE:
setExample(EXAMPLE_EDEFAULT);
return;
case TaglibPackage.JSP_TAG__NAME:
setName(NAME_EDEFAULT);
return;
case TaglibPackage.JSP_TAG__DYNAMIC_ATTRIBUTES:
setDynamicAttributes(DYNAMIC_ATTRIBUTES_EDEFAULT);
return;
case TaglibPackage.JSP_TAG__ATTRIBUTES:
getAttributes().clear();
return;
case TaglibPackage.JSP_TAG__VARIABLES:
getVariables().clear();
return;
case TaglibPackage.JSP_TAG__TAG_CLASS:
setTagClass((JavaClass)null);
return;
case TaglibPackage.JSP_TAG__TEI_CLASS:
setTeiClass((JavaClass)null);
return;
}
super.eUnset(featureID);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public boolean eIsSet(int featureID) {
switch (featureID) {
case TaglibPackage.JSP_TAG__BODY_CONTENT:
return isSetBodyContent();
case TaglibPackage.JSP_TAG__EXAMPLE:
return EXAMPLE_EDEFAULT == null ? example != null : !EXAMPLE_EDEFAULT.equals(example);
case TaglibPackage.JSP_TAG__NAME:
return NAME_EDEFAULT == null ? name != null : !NAME_EDEFAULT.equals(name);
case TaglibPackage.JSP_TAG__DYNAMIC_ATTRIBUTES:
return dynamicAttributes != DYNAMIC_ATTRIBUTES_EDEFAULT;
case TaglibPackage.JSP_TAG__ATTRIBUTES:
return attributes != null && !attributes.isEmpty();
case TaglibPackage.JSP_TAG__VARIABLES:
return variables != null && !variables.isEmpty();
case TaglibPackage.JSP_TAG__TAG_CLASS:
return tagClass != null;
case TaglibPackage.JSP_TAG__TEI_CLASS:
return teiClass != null;
}
return super.eIsSet(featureID);
}
/**
* @generated This field/method will be replaced during code generation.
*/
@Override
public String toString() {
if (eIsProxy()) return super.toString();
StringBuffer result = new StringBuffer(super.toString());
result.append(" (bodyContent: "); //$NON-NLS-1$
if (bodyContentESet) result.append(bodyContent); else result.append("<unset>"); //$NON-NLS-1$
result.append(", example: "); //$NON-NLS-1$
result.append(example);
result.append(", name: "); //$NON-NLS-1$
result.append(name);
result.append(", dynamicAttributes: "); //$NON-NLS-1$
result.append(dynamicAttributes);
result.append(')');
return result.toString();
}
}