/******************************************************************************* * Copyright (c) 2000, 2003 IBM Corporation and others. * All rights reserved. This program and the accompanying materials * are made available under the terms of the Common Public License v1.0 * which accompanies this distribution, and is available at * http://www.eclipse.org/legal/cpl-v10.html * * Contributors: * IBM Corporation - initial API and implementation *******************************************************************************/ package net.sourceforge.phpdt.internal.core; import java.util.ArrayList; import java.util.Map; import net.sourceforge.phpdt.core.ICompilationUnit; import net.sourceforge.phpdt.core.IJavaElement; import net.sourceforge.phpdt.core.IJavaProject; import net.sourceforge.phpdt.core.IPackageFragment; import net.sourceforge.phpdt.core.IPackageFragmentRoot; import net.sourceforge.phpdt.core.JavaModelException; import org.eclipse.core.resources.IContainer; import org.eclipse.core.resources.IResource; import org.eclipse.core.runtime.CoreException; import org.eclipse.core.runtime.IPath; import org.eclipse.core.runtime.IProgressMonitor; import org.eclipse.core.runtime.Path; /** * @see IPackageFragment */ public class PackageFragment extends Openable implements IPackageFragment { /** * Constant empty list of compilation units */ protected static ICompilationUnit[] fgEmptyCompilationUnitList= new ICompilationUnit[] {}; /** * Constructs a handle for a package fragment * * @see IPackageFragment */ protected PackageFragment(IPackageFragmentRoot root, String name) { super(PACKAGE_FRAGMENT, root, name); } /** * Compute the children of this package fragment. * *
Package fragments which are folders recognize files based on the * type of the fragment *
Package fragments which are in a jar only recognize .class files (
* @see JarPackageFragment).
*/
protected boolean computeChildren(OpenableElementInfo info, IResource resource) throws JavaModelException {
ArrayList vChildren = new ArrayList();
// int kind = getKind();
String extType;
// if (kind == IPackageFragmentRoot.K_SOURCE) {
extType = "php"; //$NON-NLS-1$
// } else {
// extType = "class"; //$NON-NLS-1$
// }
try {
char[][] exclusionPatterns = ((PackageFragmentRoot)getPackageFragmentRoot()).fullExclusionPatternChars();
IResource[] members = ((IContainer) resource).members();
for (int i = 0, max = members.length; i < max; i++) {
IResource child = members[i];
if (child.getType() != IResource.FOLDER
&& !Util.isExcluded(child, exclusionPatterns)) {
String extension = child.getProjectRelativePath().getFileExtension();
if (extension != null) {
if (extension.equalsIgnoreCase(extType)) {
IJavaElement childElement;
// if (kind == IPackageFragmentRoot.K_SOURCE && Util.isValidCompilationUnitName(child.getName())) {
// childElement = getCompilationUnit(child.getName());
// vChildren.add(childElement);
// } else if (Util.isValidClassFileName(child.getName())) {
// childElement = getClassFile(child.getName());
// vChildren.add(childElement);
// }
}
}
}
}
} catch (CoreException e) {
throw new JavaModelException(e);
}
IJavaElement[] children = new IJavaElement[vChildren.size()];
vChildren.toArray(children);
info.setChildren(children);
return true;
}
/**
* Returns true if this fragment contains at least one java resource.
* Returns false otherwise.
*/
//public boolean containsJavaResources() throws JavaModelException {
// return ((PackageFragmentInfo) getElementInfo()).containsJavaResources();
//}
/**
* @see ISourceManipulation
*/
//public void copy(IJavaElement container, IJavaElement sibling, String rename, boolean force, IProgressMonitor monitor) throws JavaModelException {
// if (container == null) {
// throw new IllegalArgumentException(Util.bind("operation.nullContainer")); //$NON-NLS-1$
// }
// IJavaElement[] elements= new IJavaElement[] {this};
// IJavaElement[] containers= new IJavaElement[] {container};
// IJavaElement[] siblings= null;
// if (sibling != null) {
// siblings= new IJavaElement[] {sibling};
// }
// String[] renamings= null;
// if (rename != null) {
// renamings= new String[] {rename};
// }
// getJavaModel().copy(elements, containers, siblings, renamings, force, monitor);
//}
/**
* @see IPackageFragment
*/
public ICompilationUnit createCompilationUnit(String name, String contents, boolean force, IProgressMonitor monitor) throws JavaModelException {
// CreateCompilationUnitOperation op= new CreateCompilationUnitOperation(this, name, contents, force);
// runOperation(op, monitor);
// return getCompilationUnit(name);
return null;
}
/**
* @see JavaElement
*/
protected OpenableElementInfo createElementInfo() {
return new PackageFragmentInfo();
}
/**
* @see ISourceManipulation
*/
//public void delete(boolean force, IProgressMonitor monitor) throws JavaModelException {
// IJavaElement[] elements = new IJavaElement[] {this};
// getJavaModel().delete(elements, force, monitor);
//}
/**
* @see Openable
*/
protected boolean generateInfos(OpenableElementInfo info, IProgressMonitor pm, Map newElements, IResource underlyingResource) throws JavaModelException {
return computeChildren(info, underlyingResource);
}
///**
// * @see IPackageFragment#getClassFile(String)
// */
//public IClassFile getClassFile(String name) {
// return new ClassFile(this, name);
//}
/**
* Returns a the collection of class files in this - a folder package fragment which has a root
* that has its kind set to IPackageFragmentRoot.K_Source
does not
* recognize class files.
*
* @see IPackageFragment#getClassFiles()
*/
//public IClassFile[] getClassFiles() throws JavaModelException {
// if (getKind() == IPackageFragmentRoot.K_SOURCE) {
// return fgEmptyClassFileList;
// }
//
// ArrayList list = getChildrenOfType(CLASS_FILE);
// IClassFile[] array= new IClassFile[list.size()];
// list.toArray(array);
// return array;
//}
/**
* @see IPackageFragment#getCompilationUnit(String)
*/
public ICompilationUnit getCompilationUnit(String name) {
return new CompilationUnit(this, name);
}
/**
* @see IPackageFragment#getCompilationUnits()
*/
public ICompilationUnit[] getCompilationUnits() throws JavaModelException {
if (getKind() == IPackageFragmentRoot.K_BINARY) {
return fgEmptyCompilationUnitList;
}
ArrayList list = getChildrenOfType(COMPILATION_UNIT);
ICompilationUnit[] array= new ICompilationUnit[list.size()];
list.toArray(array);
return array;
}
/**
* @see JavaElement#getHandleMementoDelimiter()
*/
protected char getHandleMementoDelimiter() {
return JavaElement.JEM_PACKAGEFRAGMENT;
}
/**
* @see IPackageFragment#getKind()
*/
public int getKind() throws JavaModelException {
return ((IPackageFragmentRoot)getParent()).getKind();
}
/**
* Returns an array of non-java resources contained in the receiver.
*/
//public Object[] getNonJavaResources() throws JavaModelException {
// if (this.isDefaultPackage()) {
// // We don't want to show non java resources of the default package (see PR #1G58NB8)
// return JavaElementInfo.NO_NON_JAVA_RESOURCES;
// } else {
// return ((PackageFragmentInfo) getElementInfo()).getNonJavaResources(getResource(), (PackageFragmentRoot)getPackageFragmentRoot());
// }
//}
/**
* @see IJavaElement#getPath()
*/
public IPath getPath() {
PackageFragmentRoot root = this.getPackageFragmentRoot();
if (root.isArchive()) {
return root.getPath();
} else {
return root.getPath().append(this.getElementName().replace('.', '/'));
}
}
/**
* @see IJavaElement#getResource()
*/
public IResource getResource() {
PackageFragmentRoot root = this.getPackageFragmentRoot();
if (root.isArchive()) {
return root.getResource();
} else {
String elementName = this.getElementName();
if (elementName.length() == 0) {
return root.getResource();
} else {
return ((IContainer)root.getResource()).getFolder(new Path(this.getElementName().replace('.', '/')));
}
}
}
/**
* @see IJavaElement#getUnderlyingResource()
*/
public IResource getUnderlyingResource() throws JavaModelException {
IResource rootResource = fParent.getUnderlyingResource();
if (rootResource == null) {
//jar package fragment root that has no associated resource
return null;
}
// the underlying resource may be a folder or a project (in the case that the project folder
// is atually the package fragment root)
// if (rootResource.getType() == IResource.FOLDER || rootResource.getType() == IResource.PROJECT) {
// IContainer folder = (IContainer) rootResource;
// String[] segs = Signature.getSimpleNames(fName);
// for (int i = 0; i < segs.length; ++i) {
// IResource child = folder.findMember(segs[i]);
// if (child == null || child.getType() != IResource.FOLDER) {
// throw newNotPresentException();
// }
// folder = (IFolder) child;
// }
// return folder;
// } else {
return rootResource;
// }
}
/**
* @see IPackageFragment#hasSubpackages()
*/
//public boolean hasSubpackages() throws JavaModelException {
// IJavaElement[] packages= ((IPackageFragmentRoot)getParent()).getChildren();
// String name = getElementName();
// int nameLength = name.length();
// String packageName = isDefaultPackage() ? name : name+"."; //$NON-NLS-1$
// for (int i= 0; i < packages.length; i++) {
// String otherName = packages[i].getElementName();
// if (otherName.length() > nameLength && otherName.startsWith(packageName)) {
// return true;
// }
// }
// return false;
//}
/**
* @see IPackageFragment#isDefaultPackage()
*/
public boolean isDefaultPackage() {
return this.getElementName().length() == 0;
}
/**
* @see ISourceManipulation#move(IJavaElement, IJavaElement, String, boolean, IProgressMonitor)
*/
//public void move(IJavaElement container, IJavaElement sibling, String rename, boolean force, IProgressMonitor monitor) throws JavaModelException {
// if (container == null) {
// throw new IllegalArgumentException(Util.bind("operation.nullContainer")); //$NON-NLS-1$
// }
// IJavaElement[] elements= new IJavaElement[] {this};
// IJavaElement[] containers= new IJavaElement[] {container};
// IJavaElement[] siblings= null;
// if (sibling != null) {
// siblings= new IJavaElement[] {sibling};
// }
// String[] renamings= null;
// if (rename != null) {
// renamings= new String[] {rename};
// }
// getJavaModel().move(elements, containers, siblings, renamings, force, monitor);
//}
//protected void openWhenClosed(IProgressMonitor pm) throws JavaModelException {
// if (!this.resourceExists()) throw newNotPresentException();
// super.openWhenClosed(pm);
//}
/**
* Recomputes the children of this element, based on the current state
* of the workbench.
*/
//public void refreshChildren() {
// try {
// OpenableElementInfo info= (OpenableElementInfo)getElementInfo();
// computeChildren(info, getResource());
// } catch (JavaModelException e) {
// // do nothing.
// }
//}
/**
* @see ISourceManipulation#rename(String, boolean, IProgressMonitor)
*/
//public void rename(String name, boolean force, IProgressMonitor monitor) throws JavaModelException {
// if (name == null) {
// throw new IllegalArgumentException(Util.bind("element.nullName")); //$NON-NLS-1$
// }
// IJavaElement[] elements= new IJavaElement[] {this};
// IJavaElement[] dests= new IJavaElement[] {this.getParent()};
// String[] renamings= new String[] {name};
// getJavaModel().rename(elements, dests, renamings, force, monitor);
//}
/*
* @see JavaElement#rootedAt(IJavaProject)
*/
public IJavaElement rootedAt(IJavaProject project) {
return
new PackageFragment(
(IPackageFragmentRoot)((JavaElement)fParent).rootedAt(project),
fName);
}
/**
* Debugging purposes
*/
protected void toStringChildren(int tab, StringBuffer buffer, Object info) {
if (tab == 0) {
super.toStringChildren(tab, buffer, info);
}
}
/**
* Debugging purposes
*/
protected void toStringInfo(int tab, StringBuffer buffer, Object info) {
buffer.append(this.tabString(tab));
if (getElementName().length() == 0) {
buffer.append("[default]"); //$NON-NLS-1$
} else {
buffer.append(getElementName());
}
if (info == null) {
buffer.append(" (not open)"); //$NON-NLS-1$
} else {
if (tab > 0) {
buffer.append(" (...)"); //$NON-NLS-1$
}
}
}
}