align with C++ for facet path

1 files changed, 78 insertions, 0 deletions

diff --git a/java/src/IceInternal/StringUtil.java b/java/src/IceInternal/StringUtil.java
new file mode 100644
index 00000000000..8a64798de37
--- /dev/null
+++ b/java/src/IceInternal/StringUtil.java
@@ -0,0 +1,78 @@
+// **********************************************************************
+//
+// Copyright (c) 2002
+// Mutable Realms, Inc.
+// Huntsville, AL, USA
+//
+// All Rights Reserved
+//
+// **********************************************************************
+
+package IceInternal;
+
+public final class StringUtil
+{
+    //
+    // Return the index of the first character in str to
+    // appear in match, starting from 0. Returns -1 if none is
+    // found.
+    //
+    public static int
+    findFirstOf(String str, String match)
+    {
+        return findFirstOf(str, match, 0);
+    }
+
+    //
+    // Return the index of the first character in str to
+    // appear in match, starting from start. Returns -1 if none is
+    // found.
+    //
+    public static int
+    findFirstOf(String str, String match, int start)
+    {
+        final int len = str.length();
+        for(int i = start; i < len; i++)
+        {
+            char ch = str.charAt(i);
+            if(match.indexOf(ch) != -1)
+            {
+                return i;
+            }
+        }
+
+        return -1;
+    }
+
+    //
+    // Return the index of the first character in str which does
+    // not appear in match, starting from 0. Returns -1 if none is
+    // found.
+    //
+    public static int
+    findFirstNotOf(String str, String match)
+    {
+        return findFirstNotOf(str, match, 0);
+    }
+
+    //
+    // Return the index of the first character in str which does
+    // not appear in match, starting from start. Returns -1 if none is
+    // found.
+    //
+    public static int
+    findFirstNotOf(String str, String match, int start)
+    {
+        final int len = str.length();
+        for(int i = start; i < len; i++)
+        {
+            char ch = str.charAt(i);
+            if(match.indexOf(ch) == -1)
+            {
+                return i;
+            }
+        }
+
+        return -1;
+    }
+}