/******************************************************************************* * 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 net.sourceforge.phpdt.core.IClasspathEntry; import net.sourceforge.phpdt.core.JavaModelException; import net.sourceforge.phpdt.internal.core.util.Util; import org.eclipse.core.resources.IContainer; import org.eclipse.core.resources.IResource; import org.eclipse.core.runtime.CoreException; import org.eclipse.core.runtime.IPath; /** * Info for IJavaProject. *
* Note: getChildren()
returns all of the IPackageFragmentRoots
* specified on the classpath for the project. This can include roots external to the
* project. See JavaProject#getAllPackageFragmentRoots()
and
* JavaProject#getPackageFragmentRoots()
. To get only the IPackageFragmentRoots
* that are internal to the project, use JavaProject#getChildren()
.
*/
/* package */
class JavaProjectElementInfo extends OpenableElementInfo {
/**
* The name lookup facility to use with this project.
*/
protected NameLookup fNameLookup = null;
/**
* The searchable builder environment facility used
* with this project (doubles as the builder environment).
*/
protected SearchableEnvironment fSearchableEnvironment = null;
/**
* A array with all the non-java resources contained by this PackageFragment
*/
private Object[] fNonJavaResources;
/**
* Create and initialize a new instance of the receiver
*/
public JavaProjectElementInfo() {
fNonJavaResources = null;
}
/**
* Compute the non-java resources contained in this java project.
*/
private Object[] computeNonJavaResources(JavaProject project) {
// determine if src == project and/or if bin == project
IPath projectPath = project.getProject().getFullPath();
boolean srcIsProject = false;
boolean binIsProject = false;
char[][] exclusionPatterns = null;
IClasspathEntry[] classpath = null;
IPath projectOutput = null;
try {
classpath = project.getResolvedClasspath(true/*ignore unresolved variable*/);
for (int i = 0; i < classpath.length; i++) {
IClasspathEntry entry = classpath[i];
if (projectPath.equals(entry.getPath())) {
srcIsProject = true;
exclusionPatterns = ((ClasspathEntry)entry).fullExclusionPatternChars();
break;
}
}
projectOutput = project.getOutputLocation();
binIsProject = projectPath.equals(projectOutput);
} catch (JavaModelException e) {
// ignore
}
Object[] nonJavaResources = new IResource[5];
int nonJavaResourcesCounter = 0;
try {
IResource[] members = ((IContainer) project.getResource()).members();
for (int i = 0, max = members.length; i < max; i++) {
IResource res = members[i];
switch (res.getType()) {
case IResource.FILE :
IPath resFullPath = res.getFullPath();
String resName = res.getName();
// ignore a jar file on the classpath
// if (Util.isArchiveFileName(resName) && this.isClasspathEntryOrOutputLocation(resFullPath, classpath, projectOutput)) {
// break;
// }
// ignore .java file if src == project
if (srcIsProject
// && Util.isValidCompilationUnitName(resName)
&& !Util.isExcluded(res, exclusionPatterns)) {
break;
}
// ignore .class file if bin == project
// if (binIsProject && Util.isValidClassFileName(resName)) {
// break;
// }
// else add non java resource
if (nonJavaResources.length == nonJavaResourcesCounter) {
// resize
System.arraycopy(
nonJavaResources,
0,
(nonJavaResources = new IResource[nonJavaResourcesCounter * 2]),
0,
nonJavaResourcesCounter);
}
nonJavaResources[nonJavaResourcesCounter++] = res;
break;
case IResource.FOLDER :
resFullPath = res.getFullPath();
// ignore non-excluded folders on the classpath or that correspond to an output location
if ((srcIsProject && !Util.isExcluded(res, exclusionPatterns) && Util.isValidFolderNameForPackage(res.getName()))
|| this.isClasspathEntryOrOutputLocation(resFullPath, classpath, projectOutput)) {
break;
}
// else add non java resource
if (nonJavaResources.length == nonJavaResourcesCounter) {
// resize
System.arraycopy(
nonJavaResources,
0,
(nonJavaResources = new IResource[nonJavaResourcesCounter * 2]),
0,
nonJavaResourcesCounter);
}
nonJavaResources[nonJavaResourcesCounter++] = res;
}
}
if (nonJavaResources.length != nonJavaResourcesCounter) {
System.arraycopy(
nonJavaResources,
0,
(nonJavaResources = new IResource[nonJavaResourcesCounter]),
0,
nonJavaResourcesCounter);
}
} catch (CoreException e) {
nonJavaResources = NO_NON_JAVA_RESOURCES;
nonJavaResourcesCounter = 0;
}
return nonJavaResources;
}
/**
* @see IJavaProject
*/
protected NameLookup getNameLookup() {
return fNameLookup;
}
/**
* Returns an array of non-java resources contained in the receiver.
*/
Object[] getNonJavaResources(JavaProject project) {
Object[] nonJavaResources = fNonJavaResources;
if (nonJavaResources == null) {
nonJavaResources = computeNonJavaResources(project);
fNonJavaResources = nonJavaResources;
}
return nonJavaResources;
}
/**
* @see IJavaProject
*/
protected SearchableEnvironment getSearchableEnvironment() {
return fSearchableEnvironment;
}
/*
* Returns whether the given path is a classpath entry or an output location.
*/
private boolean isClasspathEntryOrOutputLocation(IPath path, IClasspathEntry[] resolvedClasspath, IPath projectOutput) {
if (projectOutput.equals(path)) return true;
for (int i = 0, length = resolvedClasspath.length; i < length; i++) {
IClasspathEntry entry = resolvedClasspath[i];
if (entry.getPath().equals(path)) {
return true;
}
IPath output;
if ((output = entry.getOutputLocation()) != null && output.equals(path)) {
return true;
}
}
return false;
}
protected void setNameLookup(NameLookup newNameLookup) {
fNameLookup = newNameLookup;
// Reinitialize the searchable name environment since it caches
// the name lookup.
fSearchableEnvironment = null;
}
/**
* Set the fNonJavaResources to res value
*/
synchronized void setNonJavaResources(Object[] resources) {
fNonJavaResources = resources;
}
protected void setSearchableEnvironment(SearchableEnvironment newSearchableEnvironment) {
fSearchableEnvironment = newSearchableEnvironment;
}
}