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/*******************************************************************************
* Copyright (c) 2001, 2005 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.internal.model.translator.common;
import org.eclipse.emf.common.notify.Notifier;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.jem.java.JavaClass;
import org.eclipse.jem.java.JavaRefFactory;
import org.eclipse.wst.common.internal.emf.resource.Translator;
import org.eclipse.wst.common.internal.emf.resource.TranslatorPath;
public class JavaClassTranslator extends Translator {
/**
* Constructor for JavaClassTranslator.
* @param domNameAndPath
* @param aFeature
*/
public JavaClassTranslator(String domNameAndPath, EStructuralFeature aFeature) {
super(domNameAndPath, aFeature);
}
/**
* Constructor for JavaClassTranslator.
* @param domNameAndPath
* @param aFeature
* @param path
*/
public JavaClassTranslator(String domNameAndPath, EStructuralFeature aFeature, TranslatorPath path) {
super(domNameAndPath, aFeature, path);
}
/**
* Constructor for JavaClassTranslator.
* @param domNameAndPath
* @param aFeature
* @param paths
*/
public JavaClassTranslator(String domNameAndPath, EStructuralFeature aFeature, TranslatorPath[] paths) {
super(domNameAndPath, aFeature, paths);
}
/**
* Constructor for JavaClassTranslator.
* @param domNameAndPath
* @param aFeature
* @param style
*/
public JavaClassTranslator(String domNameAndPath, EStructuralFeature aFeature, int style) {
super(domNameAndPath, aFeature, style);
}
@Override
public Object convertStringToValue(String nodeName, String readAheadName, String value, Notifier owner) {
Object result = null;
if (value != null) {
result = convertStringToValue(value, (EObject) owner);
}
return result;
}
/**
* @see com.ibm.etools.emf2xml.impl.Translator#convertStringToValue(String)
*/
@Override
public Object convertStringToValue(String strValue, EObject owner) {
if (strValue != null) {
String qualifiedName = removePreceedingAndTrailingPeriods(strValue.trim());
if (owner != null) {
Resource ownerRes = owner.eResource();
if (ownerRes != null) {
ResourceSet rs = ownerRes.getResourceSet();
if (rs != null) {
//Try to reflect the type directly. If nothing is returned
//or an error occurs, return a proxy.
Object javaClass = null;
try {
javaClass = JavaRefFactory.eINSTANCE.reflectType(qualifiedName, rs);
} catch (Exception e) {
//Ignore
}
if (javaClass != null)
return javaClass;
}
}
}
return JavaRefFactory.eINSTANCE.createClassRef(qualifiedName);
}
return null;
}
private String removePreceedingAndTrailingPeriods(String qualifiedName) {
char[] characters = qualifiedName.toCharArray();
int startIndex = 0;
for (; startIndex < characters.length && characters[startIndex] == '.'; startIndex++){
//do nothing simply incrementing startIndex
}
// Handle case where all chars in the qualifiedName are periods
if(startIndex >= characters.length)
return qualifiedName;
int qualifiedNameEnd = qualifiedName.length() - 1;
int endIndex = qualifiedNameEnd;
for (; endIndex > -1 && characters[endIndex] == '.'; endIndex--) {
if (startIndex == 0 && endIndex == qualifiedNameEnd)
return qualifiedName;
}
return qualifiedName.substring(startIndex, endIndex + 1);
}
/**
* @see com.ibm.etools.emf2xml.impl.Translator#convertValueToString(Object)
*/
@Override
public String convertValueToString(Object value, EObject owner) {
if (value != null)
return ((JavaClass) value).getQualifiedName();
return null;
}
}
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