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/*******************************************************************************
* Copyright (c) 2006 Sybase, Inc. 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:
* Sybase, Inc. - initial API and implementation
*******************************************************************************/
package org.eclipse.jst.jsf.common.ui.internal.dialogfield;
import java.util.List;
import org.eclipse.core.resources.IFolder;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jdt.core.IPackageFragment;
import org.eclipse.jdt.core.IPackageFragmentRoot;
import org.eclipse.jdt.core.JavaConventions;
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.jdt.core.JavaModelException;
import org.eclipse.jdt.ui.wizards.NewClassWizardPage;
/**
* @author mengbo
*/
/*package*/ class JavaClassWizardPage extends NewClassWizardPage {
private String _className;
private final IProject _project;
private final InitialClassProperties _initialValues;
private IJavaProject _javaProject;
private IStatus _fClassNameStatus, _fPackageNameStatus;
private final static String SOURCE_COMPLIANCE_1_3 = JavaCore.VERSION_1_3;
static class InitialClassProperties {
// populate new wizard page
private String superClassName;
private List interfacesName;
private String className;
private String classArgs;
private String packageName;
private IPackageFragmentRoot packageFragmentRoot;
private IPackageFragment packageFragment;
InitialClassProperties() {
this.superClassName = ""; //$NON-NLS-1$
this.interfacesName = null;
this.className = null;
this.classArgs = null;
this.packageName = null;
this.packageFragment = null;
this.packageFragmentRoot = null;
}
}
/**
* @param project
* @param className
* @param superClassName
* @param interfacesName
*/
public JavaClassWizardPage(IProject project, String className,
String superClassName, List interfacesName) {
super();
this._className = className;
this._project = project;
try {
if (project != null && project.hasNature(JavaCore.NATURE_ID)) {
this._javaProject = JavaCore.create(project);
} else {
this._javaProject = null;
}
} catch (CoreException e) {
e.printStackTrace();// PDEPlugin.logException(e);
}
_initialValues = new InitialClassProperties();
_initialValues.className = className;
_initialValues.superClassName = superClassName;
_initialValues.interfacesName = interfacesName;
}
/**
* @param project
* @param className
*/
public JavaClassWizardPage(IProject project, String className) {
this(project, className, null, null);
}
/**
* Call when page is added to wizard to initialize
*/
public void init() {
initializeExpectedValues();
initializeWizardPage();
}
private void initializeExpectedValues() {
// source folder name, package name, class name
int loc = _className.indexOf(":"); //$NON-NLS-1$
if (loc != -1) {
if (loc < _className.length()) {
_initialValues.classArgs = _className.substring(loc + 1,
_className.length());
_className = _className.substring(0, loc);
}
if (loc > 0) {
_initialValues.className = _className.substring(0, loc);
} else if (loc == 0) {
_initialValues.className = ""; //$NON-NLS-1$
}
}
_fClassNameStatus = JavaConventions
.validateJavaTypeName(_initialValues.className, SOURCE_COMPLIANCE_1_3,SOURCE_COMPLIANCE_1_3);
loc = _className.lastIndexOf('.');
if (loc != -1) {
_initialValues.packageName = _className.substring(0, loc);
_initialValues.className = _className.substring(loc + 1);
_fPackageNameStatus = JavaConventions
.validateJavaTypeName(_initialValues.packageName, SOURCE_COMPLIANCE_1_3,SOURCE_COMPLIANCE_1_3);
_fClassNameStatus = JavaConventions
.validateJavaTypeName(_initialValues.className, SOURCE_COMPLIANCE_1_3,SOURCE_COMPLIANCE_1_3);
}
if (_javaProject == null) {
return;
}
try {
if (_initialValues.packageFragmentRoot == null) {
IPackageFragmentRoot srcEntryDft = null;
IPackageFragmentRoot[] roots = _javaProject
.getPackageFragmentRoots();
for (int i = 0; i < roots.length; i++) {
if (roots[i].getKind() == IPackageFragmentRoot.K_SOURCE) {
srcEntryDft = roots[i];
break;
}
}
if (srcEntryDft != null) {
_initialValues.packageFragmentRoot = srcEntryDft;
} else {
_initialValues.packageFragmentRoot = _javaProject
.getPackageFragmentRoot(_javaProject.getResource());
}
if (_initialValues.packageFragment == null
&& _initialValues.packageFragmentRoot != null
&& _initialValues.packageName != null
&& _initialValues.packageName.length() > 0) {
IFolder packageFolder = _project
.getFolder(_initialValues.packageName);
_initialValues.packageFragment = _initialValues.packageFragmentRoot
.getPackageFragment(packageFolder
.getProjectRelativePath().toOSString());
}
}
// superclass and interface
if (_initialValues.superClassName == null) {
_initialValues.superClassName = "java.lang.Object"; //$NON-NLS-1$
}
// _initialValues.superClassType = findTypeForName(_initialValues.superClassName);
} catch (JavaModelException e) {
e.printStackTrace();// PDEPlugin.logException(e);
}
}
/**
* initialize the wizard page
*/
protected void initializeWizardPage() {
setPackageFragmentRoot(_initialValues.packageFragmentRoot, true);
setPackageFragment(_initialValues.packageFragment, true);
setEnclosingType(null, true);
setEnclosingTypeSelection(false, true);
setTypeName(_initialValues.className, true);
setSuperClass(_initialValues.superClassName, true);
if (_initialValues.interfacesName != null) {
setSuperInterfaces(_initialValues.interfacesName, true);
}
boolean hasSuperClass = _initialValues.superClassName != null
&& _initialValues.superClassName.length() > 0;
boolean hasInterface = _initialValues.interfacesName != null
&& _initialValues.interfacesName.size() > 0;
setMethodStubSelection(false, hasSuperClass, hasInterface
|| hasSuperClass, true);
}
// private IType findTypeForName(String typeName) throws JavaModelException {
// if (typeName == null || typeName.length() == 0) {
// return null;
// }
// IType type = null;
// String fileName = typeName.replace('.', '/') + ".java"; //$NON-NLS-1$
// IJavaElement element = _javaProject.findElement(new Path(fileName));
// if (element == null) {
// return null;
// }
// if (element instanceof IClassFile) {
// type = ((IClassFile) element).getType();
// } else if (element instanceof ICompilationUnit) {
// IType[] types = ((ICompilationUnit) element).getTypes();
// type = types[0];
// }
// return type;
// }
/*
* (non-Javadoc)
*
* @see org.eclipse.jdt.ui.wizards.NewClassWizardPage#setVisible(boolean)
*/
public void setVisible(boolean visible) {
super.setVisible(visible);
// policy: wizards are not allowed to come up with an error message;
// in this wizard, some fields may need initial validation and thus,
// potentially start with an error message.
if (_fClassNameStatus != null && !_fClassNameStatus.isOK()) {
updateStatus(_fClassNameStatus);
}
if (_fPackageNameStatus != null && !_fPackageNameStatus.isOK()) {
updateStatus(_fPackageNameStatus);
}
}
/**
* @return the class arguments or "" if not set
*/
public String getClassArgs() {
if (_initialValues.classArgs == null) {
return ""; //$NON-NLS-1$
}
return _initialValues.classArgs;
}
}
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