/*******************************************************************************
* Copyright (c) 2007 Red Hat, Inc.
* Distributed under license by Red Hat, Inc. All rights reserved.
* This program is 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:
* Red Hat, Inc. - initial API and implementation
******************************************************************************/
package org.jboss.tools.common.el.internal.core.model;
import java.util.List;
import org.jboss.tools.common.el.core.model.ELInvocationExpression;
import org.jboss.tools.common.el.core.model.ELObjectType;
/**
* '(' expression ')'
* @author V. Kabanovich
*/
public class ELComplexInvocationExpressionImpl extends ELExpressionImpl {
ELComplexExpressionImpl expression;
ELInvocationExpressionImpl invocation;
public ELComplexInvocationExpressionImpl() {
}
public ELExpressionImpl getExpression() {
return expression;
}
public ELInvocationExpressionImpl getInvocation() {
return invocation;
}
public void addChild(ELObjectImpl child) {
if(child instanceof ELComplexExpressionImpl) {
setExpression((ELComplexExpressionImpl)child);
} else if(child instanceof ELInvocationExpressionImpl) {
setInvocation((ELInvocationExpressionImpl)child);
} else {
throw new IllegalArgumentException("EL instance can have only EL expression as child."); //$NON-NLS-1$
}
}
public void setExpression(ELComplexExpressionImpl expression) {
if(this.expression == expression) {
return;
}
if(this.expression != null) {
removeChild(this.expression);
}
this.expression = expression;
if(expression != null) {
super.addChild(expression);
}
}
public void setInvocation(ELInvocationExpressionImpl invocation) {
if(this.invocation == invocation) {
return;
}
if(this.invocation != null) {
removeChild(this.invocation);
}
this.invocation = invocation;
if(invocation != null) {
super.addChild(invocation);
}
}
public String toString() {
StringBuffer sb = new StringBuffer();
if(expression != null) {
sb.append(expression.toString());
}
if(invocation != null) {
sb.append(invocation.toString());
}
return sb.toString();
}
public ELObjectType getType() {
return ELObjectType.EL_METHOD_INVOCATION;
}
public void collectInvocations(List<ELInvocationExpression> list) {
if(expression != null) {
expression.collectInvocations(list);
}
if(invocation != null) {
list.add(invocation);
}
}
}