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- /*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You 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.
- */
-
- /* $Id$ */
-
- package org.apache.fop.datatypes;
-
- import org.apache.fop.fo.FObj;
-
- /**
- * This base context is used during validation when the actual base values are still unknown
- * but should still already be checked. The actual value returned is not so important in this
- * case. But it's important that zero and non-zero values can be distinguished.
- * <p>
- * Example: A table with collapsing border model has no padding. The Table FO should be able
- * to check if non-zero values (even percentages) have been specified.
- */
- public final class ValidationPercentBaseContext implements PercentBaseContext {
-
- /**
- * Main constructor.
- */
- private ValidationPercentBaseContext() {
- }
-
- /**
- * Returns the value for the given lengthBase.
- * {@inheritDoc}
- */
- public int getBaseLength(int lengthBase, FObj fobj) {
- //Simply return a dummy value which produces a non-zero value when a non-zero percentage
- //was specified.
- return 100000;
- }
-
- private static PercentBaseContext pseudoContextForValidation = new ValidationPercentBaseContext();
-
- /** @return a base context for validation purposes. See class description. */
- public static PercentBaseContext getPseudoContext() {
- return pseudoContextForValidation;
- }
-
- }
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