8286855: javac error on invalid jar should only print filename

Reviewed-by: jpai, mdoerr

Author: RealCLanger

src/jdk.compiler/share/classes/com/sun/tools/javac/file/JavacFileManager.java

@@ -564,7 +564,7 @@ public ArchiveContainer(Path archivePath) throws IOException, ProviderNotFoundEx
                 try {
                     this.fileSystem = jarFSProvider.newFileSystem(archivePath, env);
                 } catch (ZipException ze) {
-                    throw new IOException("ZipException opening \"" + archivePath + "\": " + ze.getMessage(), ze);
+                    throw new IOException("ZipException opening \"" + archivePath.getFileName() + "\": " + ze.getMessage(), ze);
                 }
             } else {
                 this.fileSystem = FileSystems.newFileSystem(archivePath, (ClassLoader)null);