1 files changed, 80 insertions, 0 deletions
diff --git a/java/src/com/android/inputmethod/latin/XmlParseUtils.java b/java/src/com/android/inputmethod/latin/XmlParseUtils.java
new file mode 100644
index 000000000..481cdfa47
--- /dev/null
+++ b/java/src/com/android/inputmethod/latin/XmlParseUtils.java
@@ -0,0 +1,80 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not
+ * use this file except in compliance with the License. You may obtain a copy of
+ * the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations under
+ * the License.
+ */
+
+package com.android.inputmethod.latin;
+
+import android.content.res.TypedArray;
+
+import org.xmlpull.v1.XmlPullParser;
+import org.xmlpull.v1.XmlPullParserException;
+
+import java.io.IOException;
+
+public class XmlParseUtils {
+    private XmlParseUtils() {
+        // This utility class is not publicly instantiable.
+    }
+
+    @SuppressWarnings("serial")
+    public static class ParseException extends XmlPullParserException {
+        public ParseException(String msg, XmlPullParser parser) {
+            super(msg + " at " + parser.getPositionDescription());
+        }
+    }
+
+    @SuppressWarnings("serial")
+    public static class IllegalStartTag extends ParseException {
+        public IllegalStartTag(XmlPullParser parser, String parent) {
+            super("Illegal start tag " + parser.getName() + " in " + parent, parser);
+        }
+    }
+
+    @SuppressWarnings("serial")
+    public static class IllegalEndTag extends ParseException {
+        public IllegalEndTag(XmlPullParser parser, String parent) {
+            super("Illegal end tag " + parser.getName() + " in " + parent, parser);
+        }
+    }
+
+    @SuppressWarnings("serial")
+    public static class IllegalAttribute extends ParseException {
+        public IllegalAttribute(XmlPullParser parser, String attribute) {
+            super("Tag " + parser.getName() + " has illegal attribute " + attribute, parser);
+        }
+    }
+
+    @SuppressWarnings("serial")
+    public static class NonEmptyTag extends ParseException{
+        public NonEmptyTag(String tag, XmlPullParser parser) {
+            super(tag + " must be empty tag", parser);
+        }
+    }
+
+    public static void checkEndTag(String tag, XmlPullParser parser)
+            throws XmlPullParserException, IOException {
+        if (parser.next() == XmlPullParser.END_TAG && tag.equals(parser.getName()))
+            return;
+        throw new NonEmptyTag(tag, parser);
+    }
+
+    public static void checkAttributeExists(TypedArray attr, int attrId, String attrName,
+            String tag, XmlPullParser parser) throws XmlPullParserException {
+        if (attr.hasValue(attrId))
+            return;
+        throw new ParseException(
+                "No " + attrName + " attribute found in <" + tag + "/>", parser);
+    }
+}