Index: subversion/bindings/java/javahl/native/org_tigris_subversion_javahl_Path.cpp
===================================================================
--- subversion/bindings/java/javahl/native/org_tigris_subversion_javahl_Path.cpp	(revision 0)
+++ subversion/bindings/java/javahl/native/org_tigris_subversion_javahl_Path.cpp	(revision 0)
@@ -0,0 +1,38 @@
+/**
+ * @copyright
+ * ====================================================================
+ * Copyright (c) 2006 CollabNet.  All rights reserved.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution.  The terms
+ * are also available at http://subversion.tigris.org/license-1.html.
+ * If newer versions of this license are posted there, you may use a
+ * newer version instead, at your option.
+ *
+ * This software consists of voluntary contributions made by many
+ * individuals.  For exact contribution history, see the revision
+ * history and logs, available at http://subversion.tigris.org/.
+ * ====================================================================
+ * @endcopyright
+ *
+ * @file org_tigris_subversion_javahl_Path.cpp
+ * @brief Implementation of the native methods in the Java class Path
+ */
+#include <jni.h>
+#include "../include/org_tigris_subversion_javahl_Path.h"
+#include "JNIUtil.h"
+#include "JNIStackElement.h"
+#include "JNIStringHolder.h"
+#include "SVNPath.h"
+
+JNIEXPORT jboolean JNICALL Java_org_tigris_subversion_javahl_Path_isValid
+  (JNIEnv* env, jclass jthis, jstring jpath)
+{
+    JNIEntry(Path, isValid);
+    JNIStringHolder path(jpath);
+    if (JNIUtil::isExceptionThrown())
+    {
+        return JNI_FALSE;
+    }
+    return SVNPath::isValid(path);
+}
Index: subversion/bindings/java/javahl/native/SVNPath.h
===================================================================
--- subversion/bindings/java/javahl/native/SVNPath.h	(revision 0)
+++ subversion/bindings/java/javahl/native/SVNPath.h	(revision 0)
@@ -0,0 +1,38 @@
+/**
+ * @copyright
+ * ====================================================================
+ * Copyright (c) 2006 CollabNet.  All rights reserved.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution.  The terms
+ * are also available at http://subversion.tigris.org/license-1.html.
+ * If newer versions of this license are posted there, you may use a
+ * newer version instead, at your option.
+ *
+ * This software consists of voluntary contributions made by many
+ * individuals.  For exact contribution history, see the revision
+ * history and logs, available at http://subversion.tigris.org/.
+ * ====================================================================
+ * @endcopyright
+ *
+ * @file SVNPath.h
+ * @brief Interface of the C++ class SVNPath.
+ */
+
+#if !defined(AFX_SVNPATH_H__9AD95B26_47BF_4430_8217_20B87ACCE87B__INCLUDED_)
+#define AFX_SVNPATH_H__9AD95B26_47BF_4430_8217_20B87ACCE87B__INCLUDED_
+
+#if _MSC_VER > 1000
+#pragma once
+#endif // _MSC_VER > 1000
+#include <jni.h>
+
+class SVNPath
+{
+public:
+    SVNPath();
+    virtual ~SVNPath();
+    static jboolean isValid(const char *path);
+};
+// !defined(AFX_SVNPATH_H__9AD95B26_47BF_4430_8217_20B87ACCE87B__INCLUDED_)
+#endif
Index: subversion/bindings/java/javahl/native/SVNPath.cpp
===================================================================
--- subversion/bindings/java/javahl/native/SVNPath.cpp	(revision 0)
+++ subversion/bindings/java/javahl/native/SVNPath.cpp	(revision 0)
@@ -0,0 +1,45 @@
+/**
+ * @copyright
+ * ====================================================================
+ * Copyright (c) 2006 CollabNet.  All rights reserved.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution.  The terms
+ * are also available at http://subversion.tigris.org/license-1.html.
+ * If newer versions of this license are posted there, you may use a
+ * newer version instead, at your option.
+ *
+ * This software consists of voluntary contributions made by many
+ * individuals.  For exact contribution history, see the revision
+ * history and logs, available at http://subversion.tigris.org/.
+ * ====================================================================
+ * @endcopyright
+ */
+
+#include <jni.h>
+#include "SVNPath.h"
+#include "Pool.h"
+#include "svn_path.h"
+
+SVNPath::SVNPath()
+{
+}
+
+SVNPath::~SVNPath()
+{
+}
+
+jboolean SVNPath::isValid(const char *path)
+{
+    Pool requestPool;
+    svn_error_t *err = svn_path_check_valid(path, requestPool.pool());
+    if (err == SVN_NO_ERROR)
+    {
+        return JNI_TRUE;
+    }
+    else
+    {
+        svn_error_clear(err);
+        return JNI_FALSE;
+    }
+}
Index: subversion/bindings/java/javahl/src/org/tigris/subversion/javahl/tests/BasicTests.java
===================================================================
--- subversion/bindings/java/javahl/src/org/tigris/subversion/javahl/tests/BasicTests.java	(revision 18975)
+++ subversion/bindings/java/javahl/src/org/tigris/subversion/javahl/tests/BasicTests.java	(working copy)
@@ -96,6 +96,17 @@
     }
 
     /**
+     * Tests Subversion path validation.
+     */
+    public void testPathValidation() throws Throwable
+    {
+        final String path = "/etc/passwd";
+        assertTrue("Path validation failed for path '" + path + '\'',
+                   Path.isValid(path));
+        // TODO: Add negative test.
+    }
+
+    /**
      * test the basic SVNClient.checkout functionality
      * @throws Throwable
      */
Index: subversion/bindings/java/javahl/src/org/tigris/subversion/javahl/Path.java
===================================================================
--- subversion/bindings/java/javahl/src/org/tigris/subversion/javahl/Path.java	(revision 0)
+++ subversion/bindings/java/javahl/src/org/tigris/subversion/javahl/Path.java	(revision 0)
@@ -0,0 +1,40 @@
+package org.tigris.subversion.javahl;
+
+/**
+ * @copyright
+ * ====================================================================
+ * Copyright (c) 2006 CollabNet.  All rights reserved.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution.  The terms
+ * are also available at http://subversion.tigris.org/license-1.html.
+ * If newer versions of this license are posted there, you may use a
+ * newer version instead, at your option.
+ *
+ * This software consists of voluntary contributions made by many
+ * individuals.  For exact contribution history, see the revision
+ * history and logs, available at http://subversion.tigris.org/.
+ * ====================================================================
+ * @endcopyright
+ */
+
+/**
+ * Subversion path validation and manipulation.
+ */
+public class Path
+{
+    /**
+     * Load the required native library.
+     */
+    static
+    {
+        NativeResources.loadNativeLibrary();
+    }
+
+    /**
+     * A valid path is a UTF-8 string without any control characters.
+     *
+     * @return Whether Subversion can store the path in a repository.
+     */
+    public static native boolean isValid(String path);
+}