1 files changed, 119 insertions, 0 deletions
diff --git a/src/java.corba/share/classes/com/sun/tools/corba/se/idl/toJavaPortable/NameModifierImpl.java b/src/java.corba/share/classes/com/sun/tools/corba/se/idl/toJavaPortable/NameModifierImpl.java
new file mode 100644
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--- /dev/null
+++ b/src/java.corba/share/classes/com/sun/tools/corba/se/idl/toJavaPortable/NameModifierImpl.java
@@ -0,0 +1,119 @@
+/*
+ * Copyright (c) 2001, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package com.sun.tools.corba.se.idl.toJavaPortable ;
+
+import com.sun.tools.corba.se.idl.toJavaPortable.NameModifier ;
+
+public class NameModifierImpl implements NameModifier {
+    private String prefix ;
+    private String suffix ;
+
+    public NameModifierImpl( )
+    {
+        this.prefix = null ;
+        this.suffix = null ;
+    }
+
+    public NameModifierImpl( String prefix, String suffix )
+    {
+        this.prefix = prefix ;
+        this.suffix = suffix ;
+    }
+
+    /** Construct a NameModifier from a pattern of the form xxx%xxx.
+    * The pattern must consist of characters chosen from the
+    * set [A-Za-z0-9%$_]. In addition, the pattern must contain
+    * exactly one % character.  Finally, if % is not the first char in
+    * the pattern, the pattern must not start with a number.
+    * <p>
+    * The semantics of makeName are very simply: just replace the
+    * % character with the base in the pattern and return the result.
+    */
+    public NameModifierImpl( String pattern )
+    {
+        int first = pattern.indexOf( '%' ) ;
+        int last  = pattern.lastIndexOf( '%' ) ;
+
+        if (first != last)
+            throw new IllegalArgumentException(
+                Util.getMessage( "NameModifier.TooManyPercent" ) ) ;
+
+        if (first == -1)
+            throw new IllegalArgumentException(
+                Util.getMessage( "NameModifier.NoPercent" ) ) ;
+
+        for (int ctr = 0; ctr<pattern.length(); ctr++) {
+            char ch = pattern.charAt( ctr ) ;
+            if (invalidChar( ch, ctr==0 )) {
+                char[] chars = new char[] { ch } ;
+                throw new IllegalArgumentException(
+                    Util.getMessage( "NameModifier.InvalidChar",
+                        new String( chars )) ) ;
+            }
+        }
+
+        // at this point, 0 <= first && first < pattern.length()
+        prefix = pattern.substring( 0, first ) ;
+        suffix = pattern.substring( first+1 ) ;
+    }
+
+    /** Return true if ch is invalid as a character in an
+    * identifier.  If ch is a number, it is invalid only if
+    * isFirst is true.
+    */
+    private boolean invalidChar( char ch, boolean isFirst )
+    {
+        if (('A'<=ch) && (ch<='Z'))
+            return false ;
+        else if (('a'<=ch) && (ch<='z'))
+            return false ;
+        else if (('0'<=ch) && (ch<='9'))
+            return isFirst ;
+        else if (ch=='%')
+            return false ;
+        else if (ch=='$')
+            return false ;
+        else if (ch=='_')
+            return false ;
+        else
+            return true ;
+    }
+
+    public String makeName( String base )
+    {
+        StringBuffer sb = new StringBuffer() ;
+
+        if (prefix != null)
+            sb.append( prefix ) ;
+
+        sb.append( base ) ;
+
+        if (suffix != null)
+            sb.append( suffix ) ;
+
+        return sb.toString() ;
+    }
+}