### Eclipse Workspace Patch 1.0
#P org.eclipse.jdt.core
Index: model/org/eclipse/jdt/internal/core/JavaProject.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.jdt.core/model/org/eclipse/jdt/internal/core/JavaProject.java,v
retrieving revision 1.351
diff -u -r1.351 JavaProject.java
--- model/org/eclipse/jdt/internal/core/JavaProject.java	5 Oct 2005 09:20:16 -0000	1.351
+++ model/org/eclipse/jdt/internal/core/JavaProject.java	23 Nov 2005 12:52:54 -0000
@@ -2846,6 +2846,25 @@
 	}
 
 	/**
+	 * @see IJavaProject#setRawClasspath(IClasspathEntry[],boolean,IProgressMonitor)
+	 */
+	public void setRawClasspath(
+		IClasspathEntry[] entries,
+		boolean canModifyResources,
+		IProgressMonitor monitor)
+		throws JavaModelException {
+
+		setRawClasspath(
+			entries, 
+			SetClasspathOperation.DO_NOT_SET_OUTPUT,
+			monitor, 
+			canModifyResources, 
+			getResolvedClasspath(true/*ignoreUnresolvedEntry*/, false/*don't generateMarkerOnError*/, false/*don't returnResolutionInProgress*/),
+			true, // needValidation
+			canModifyResources); // save only if modifying resources is allowed
+	}
+
+	/**
 	 * @see IJavaProject#setRawClasspath(IClasspathEntry[],IPath,IProgressMonitor)
 	 */
 	public void setRawClasspath(
Index: model/org/eclipse/jdt/core/IJavaProject.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.jdt.core/model/org/eclipse/jdt/core/IJavaProject.java,v
retrieving revision 1.76
diff -u -r1.76 IJavaProject.java
--- model/org/eclipse/jdt/core/IJavaProject.java	5 Oct 2005 09:20:16 -0000	1.76
+++ model/org/eclipse/jdt/core/IJavaProject.java	23 Nov 2005 12:52:53 -0000
@@ -812,6 +812,43 @@
 	 * A classpath variable provides an indirection level for better sharing a classpath. As an example, it allows
 	 * a classpath to no longer refer directly to external JARs located in some user specific location. The classpath
 	 * can simply refer to some variables defining the proper locations of these external JARs.
+	 * </p><p>
+	 * If it is specified that this operation cannot modify resources, the .classpath file will not be written to disk
+	 * and no error marker will be generated. 
+	 * </p><p>
+	 * Setting the classpath to <code>null</code> specifies a default classpath
+	 * (the project root). Setting the classpath to an empty array specifies an
+	 * empty classpath.
+	 * </p><p>
+	 * If a cycle is detected while setting this classpath (and if resources can be modified), an error marker will be added
+	 * to the project closing the cycle.
+	 * To avoid this problem, use <code>hasClasspathCycle(IClasspathEntry[] entries)</code>
+	 * before setting the classpath.
+	 * <p>
+	 * This operation acquires a lock on the workspace's root.
+	 *
+	 * @param entries a list of classpath entries
+	 * @param canModifyResources whether resources should be written to disk if needed
+	 * @param monitor the given progress monitor
+	 * @exception JavaModelException if the classpath could not be set. Reasons include:
+	 * <ul>
+	 * <li> This Java element does not exist (ELEMENT_DOES_NOT_EXIST)</li>
+	 * <li> The classpath is being modified during resource change event notification (CORE_EXCEPTION)
+	 * <li> The classpath failed the validation check as defined by <code>JavaConventions#validateClasspath</code>
+	 * </ul>
+	 * @see IClasspathEntry
+	 * @since 3.2
+	 */
+	void setRawClasspath(IClasspathEntry[] entries, boolean canModifyResources, IProgressMonitor monitor) throws JavaModelException;
+	
+	/**
+	 * Sets the classpath of this project using a list of classpath entries. In particular such a classpath may contain
+	 * classpath variable entries. Classpath variable entries can be resolved individually (see <code>JavaCore#getClasspathVariable</code>),
+	 * or the full classpath can be resolved at once using the helper method <code>getResolvedClasspath</code>.
+	 * <p>
+	 * A classpath variable provides an indirection level for better sharing a classpath. As an example, it allows
+	 * a classpath to no longer refer directly to external JARs located in some user specific location. The classpath
+	 * can simply refer to some variables defining the proper locations of these external JARs.
 	 * <p>
 	 * Setting the classpath to <code>null</code> specifies a default classpath
 	 * (the project root). Setting the classpath to an empty array specifies an