import java.io.InputStreamReader;

import java.io.InputStreamReader;

import java.io.OutputStreamWriter;

import java.io.OutputStreamWriter;

import java.io.UnsupportedEncodingException;

import java.io.UnsupportedEncodingException;

import java.util.ArrayList;

import java.util.ArrayList;

import java.util.HashMap;

import java.util.HashMap;

import java.util.HashSet;

import java.util.HashSet;

			if (manifest == null) 

			if (manifest == null) 

				return null;

				return null;

			// non-null implies regular file

			// non-null implies regular file

			ManifestAnalyzer analyzer = new ManifestAnalyzer();

			ManifestAnalyzer analyzer = new ManifestAnalyzer();

			boolean success = analyzer.analyzeManifestContents(reader);

			boolean success = analyzer.analyzeManifestContents(reader);

			calledFileNames = analyzer.getCalledFileNames();

			calledFileNames = analyzer.getCalledFileNames();

	 *   <li> The project output location path cannot be null, must be absolute and located inside the project.

	 *   <li> The project output location path cannot be null, must be absolute and located inside the project.

	 *   <li> Specific output locations (specified on source entries) can be null, if not they must be located inside the project,

	 *   <li> Specific output locations (specified on source entries) can be null, if not they must be located inside the project,

	 *   <li> A project entry cannot refer to itself directly (that is, a project cannot prerequisite itself).

	 *   <li> A project entry cannot refer to itself directly (that is, a project cannot prerequisite itself).

	 *      <ul><li> A source folder can coincidate with its own output location, in which case this output can then contain library archives.

	 *      <ul><li> A source folder can coincidate with its own output location, in which case this output can then contain library archives.

	 *                     However, a specific output location cannot coincidate with any library or a distinct source folder than the one referring to it. </li>

	 *                     However, a specific output location cannot coincidate with any library or a distinct source folder than the one referring to it. </li>

	 *              <li> A source/library folder can be nested in any source folder as long as the nested folder is excluded from the enclosing one. </li>

	 *              <li> A source/library folder can be nested in any source folder as long as the nested folder is excluded from the enclosing one. </li>

		}

		}

		// check nesting across output locations

		// check nesting across output locations

		for (int i = 1 /*no check for default output*/ ; i < outputCount; i++) {

		for (int i = 1 /*no check for default output*/ ; i < outputCount; i++) {

			// check nesting

			// check nesting

			if ((index = Util.indexOfEnclosingPath(customOutput, outputLocations, outputCount)) != -1 && index != i) {

			if ((index = Util.indexOfEnclosingPath(customOutput, outputLocations, outputCount)) != -1 && index != i) {

				if (index == 0) {

				if (index == 0) {

			}

			}

			// prevent nesting output location inside entry unless enclosing is a source entry which explicitly exclude the output location

			// prevent nesting output location inside entry unless enclosing is a source entry which explicitly exclude the output location

				if (entryPath.isPrefixOf(currentOutput)) {

				if (entryPath.isPrefixOf(currentOutput)) {

				    if (kind != IClasspathEntry.CPE_SOURCE || !Util.isExcluded(currentOutput, inclusionPatterns, exclusionPatterns, true)) {

				    if (kind != IClasspathEntry.CPE_SOURCE || !Util.isExcluded(currentOutput, inclusionPatterns, exclusionPatterns, true)) {

						return new JavaModelStatus(IJavaModelStatusConstants.INVALID_CLASSPATH, Messages.bind(Messages.classpath_cannotNestOutputInEntry, new String[] {currentOutput.makeRelative().toString(), entryPath.makeRelative().toString()}));

						return new JavaModelStatus(IJavaModelStatusConstants.INVALID_CLASSPATH, Messages.bind(Messages.classpath_cannotNestOutputInEntry, new String[] {currentOutput.makeRelative().toString(), entryPath.makeRelative().toString()}));

				    }

				    }

				}

				}

				if (currentOutput.isPrefixOf(entryPath)) {

				if (currentOutput.isPrefixOf(entryPath)) {

					return new JavaModelStatus(IJavaModelStatusConstants.INVALID_CLASSPATH, Messages.bind(Messages.classpath_cannotNestEntryInOutput, new String[] {entryPath.makeRelative().toString(), currentOutput.makeRelative().toString()}));

					return new JavaModelStatus(IJavaModelStatusConstants.INVALID_CLASSPATH, Messages.bind(Messages.classpath_cannotNestEntryInOutput, new String[] {entryPath.makeRelative().toString(), currentOutput.makeRelative().toString()}));

				}

				}

		}

		}

		// ensure that no specific output is coincidating with another source folder (only allowed if matching current source folder)

		// ensure that no specific output is coincidating with another source folder (only allowed if matching current source folder)

		// 36465 - for 2.0 backward compatibility, only check specific output locations (the default can still coincidate)

		// 36465 - for 2.0 backward compatibility, only check specific output locations (the default can still coincidate)

			// project source folder

			// project source folder

			case IClasspathEntry.CPE_SOURCE :

			case IClasspathEntry.CPE_SOURCE :

				if (((entry.getInclusionPatterns() != null && entry.getInclusionPatterns().length > 0)

				if (((entry.getInclusionPatterns() != null && entry.getInclusionPatterns().length > 0)

						&& JavaCore.DISABLED.equals(project.getOption(JavaCore.CORE_ENABLE_CLASSPATH_EXCLUSION_PATTERNS, true))) {

						&& JavaCore.DISABLED.equals(project.getOption(JavaCore.CORE_ENABLE_CLASSPATH_EXCLUSION_PATTERNS, true))) {

					return new JavaModelStatus(IJavaModelStatusConstants.DISABLED_CP_EXCLUSION_PATTERNS, project, path);

					return new JavaModelStatus(IJavaModelStatusConstants.DISABLED_CP_EXCLUSION_PATTERNS, project, path);

				}

				}

				}

				}

			} else if (target instanceof File){

			} else if (target instanceof File){

				File file = JavaModel.getFile(target);

				File file = JavaModel.getFile(target);

						&& !sourceAttachment.isEmpty()

						&& !sourceAttachment.isEmpty()

						&& JavaModel.getTarget(sourceAttachment, true) == null){

						&& JavaModel.getTarget(sourceAttachment, true) == null){

			} else {

			} else {

				boolean isExternal = path.getDevice() != null || !ResourcesPlugin.getWorkspace().getRoot().getProject(path.segment(0)).exists();

				boolean isExternal = path.getDevice() != null || !ResourcesPlugin.getWorkspace().getRoot().getProject(path.segment(0)).exists();

				if (isExternal) {

				if (isExternal) {

import java.io.File;

import java.io.File;

import java.io.IOException;

import java.io.IOException;

import java.io.InputStreamReader;

import java.io.InputStreamReader;

import java.util.ArrayList;

import java.util.ArrayList;

import java.util.Enumeration;

import java.util.Enumeration;

import java.util.Hashtable;

import java.util.Hashtable;

		ArrayList result = new ArrayList();

		ArrayList result = new ArrayList();

		ZipEntry manifest = this.zipFile.getEntry("META-INF/MANIFEST.MF"); //$NON-NLS-1$

		ZipEntry manifest = this.zipFile.getEntry("META-INF/MANIFEST.MF"); //$NON-NLS-1$

		if (manifest != null) { // non-null implies regular file

		if (manifest != null) { // non-null implies regular file

			ManifestAnalyzer analyzer = new ManifestAnalyzer();

			ManifestAnalyzer analyzer = new ManifestAnalyzer();

			boolean success = analyzer.analyzeManifestContents(reader);

			boolean success = analyzer.analyzeManifestContents(reader);

			List calledFileNames = analyzer.getCalledFileNames();

			List calledFileNames = analyzer.getCalledFileNames();