Restructuring for better separation of Tool packages.

[mirror_edk2.git] / Tools / Java / Source / Cpptasks / net / sf / antcontrib / cpptasks / parser / AbstractParserState.java

diff --git a/Tools/Java/Source/Cpptasks/net/sf/antcontrib/cpptasks/parser/AbstractParserState.java b/Tools/Java/Source/Cpptasks/net/sf/antcontrib/cpptasks/parser/AbstractParserState.java
new file mode 100644 (file)
index 0000000..fe66dbb
--- /dev/null
+++ b/Tools/Java/Source/Cpptasks/net/sf/antcontrib/cpptasks/parser/AbstractParserState.java
@@ -0,0 +1,41 @@
+/*\r
+ * \r
+ * Copyright 2002-2004 The Ant-Contrib project\r
+ *\r
+ *  Licensed under the Apache License, Version 2.0 (the "License");\r
+ *  you may not use this file except in compliance with the License.\r
+ *  You may obtain a copy of the License at\r
+ *\r
+ *      http://www.apache.org/licenses/LICENSE-2.0\r
+ *\r
+ *  Unless required by applicable law or agreed to in writing, software\r
+ *  distributed under the License is distributed on an "AS IS" BASIS,\r
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
+ *  See the License for the specific language governing permissions and\r
+ *  limitations under the License.\r
+ */\r
+package net.sf.antcontrib.cpptasks.parser;\r
+/**\r
+ * An base class for objects that represent the state of an AbstractParser.\r
+ * \r
+ * @author CurtArnold\r
+ * @see AbstractParser\r
+ */\r
+public abstract class AbstractParserState {\r
+    private AbstractParser parser;\r
+    protected AbstractParserState(AbstractParser parser) {\r
+        if (parser == null) {\r
+            throw new NullPointerException("parser");\r
+        }\r
+        this.parser = parser;\r
+    }\r
+    /**\r
+     * Consume a character\r
+     * \r
+     * @return new state, may be null to ignore the rest of the line\r
+     */\r
+    public abstract AbstractParserState consume(char ch);\r
+    protected AbstractParser getParser() {\r
+        return parser;\r
+    }\r
+}\r