src/jdk.jcmd/share/classes/sun/tools/jstat/Token.java
changeset 47216 71c04702a3d5
parent 25859 3317bb8137f4
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/jdk.jcmd/share/classes/sun/tools/jstat/Token.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,111 @@
+/*
+ * Copyright (c) 2004, 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 sun.tools.jstat;
+
+import java.io.StreamTokenizer;
+
+/**
+ * A class for encapsulating tokens returned from StreamTokenizer primarily
+ * for output formatting purposes.
+ *
+ * @author Brian Doherty
+ * @since 1.5
+ */
+public class Token {
+    public String sval;
+    public double nval;
+    public int ttype;
+
+    public Token(int ttype, String sval, double nval) {
+        this.ttype = ttype;
+        this.sval = sval;
+        this.nval = nval;
+    }
+
+    public Token(int ttype, String sval) {
+        this(ttype, sval, 0);
+    }
+
+    public Token(int ttype) {
+        this(ttype, null, 0);
+    }
+
+    public String toMessage() {
+        switch(ttype) {
+        case StreamTokenizer.TT_EOL:
+            return "\"EOL\"";
+        case StreamTokenizer.TT_EOF:
+            return "\"EOF\"";
+        case StreamTokenizer.TT_NUMBER:
+            return "NUMBER";
+        case StreamTokenizer.TT_WORD:
+            if (sval == null) {
+                return "IDENTIFIER";
+            } else {
+                return "IDENTIFIER " + sval;
+            }
+        default:
+            if (ttype == (int)'"') {
+                String msg = "QUOTED STRING";
+                if (sval != null)
+                    msg = msg + " \"" + sval + "\"";
+                return msg;
+            } else {
+                return "CHARACTER \'" + (char)ttype + "\'";
+            }
+        }
+    }
+
+    public String toString() {
+        StringBuilder sb = new StringBuilder();
+        switch(ttype) {
+        case StreamTokenizer.TT_EOL:
+            sb.append("ttype=TT_EOL");
+            break;
+        case StreamTokenizer.TT_EOF:
+            sb.append("ttype=TT_EOF");
+            break;
+        case StreamTokenizer.TT_NUMBER:
+            sb.append("ttype=TT_NUM,").append("nval="+nval);
+            break;
+        case StreamTokenizer.TT_WORD:
+            if (sval == null) {
+                sb.append("ttype=TT_WORD:IDENTIFIER");
+            } else {
+                sb.append("ttype=TT_WORD:").append("sval="+sval);
+            }
+            break;
+        default:
+            if (ttype == (int)'"') {
+                sb.append("ttype=TT_STRING:").append("sval="+sval);
+            } else {
+                sb.append("ttype=TT_CHAR:").append((char)ttype);
+            }
+            break;
+        }
+        return sb.toString();
+    }
+}