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