| /** |
| * Copyright (c) 2008, http://www.snakeyaml.org |
| * |
| * 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 examples; |
| |
| import java.math.BigDecimal; |
| import java.util.regex.Pattern; |
| |
| import junit.framework.TestCase; |
| |
| import org.yaml.snakeyaml.Yaml; |
| import org.yaml.snakeyaml.constructor.Constructor; |
| import org.yaml.snakeyaml.nodes.Node; |
| import org.yaml.snakeyaml.nodes.NodeId; |
| import org.yaml.snakeyaml.nodes.ScalarNode; |
| |
| /** |
| * http://code.google.com/p/snakeyaml/issues/detail?id=75 |
| */ |
| public class CustomBeanResolverTest extends TestCase { |
| private final Pattern CUSTOM_PATTERN = Pattern.compile("\\d+%"); |
| |
| public void testOnlyBigDecimal() { |
| Yaml yaml = new Yaml(new BigBeanConstructor()); |
| Foo foo = (Foo) yaml.load("bar: 50\nbaz: 35%\nbas: 1250"); |
| assertEquals(50.0, foo.bar); |
| assertEquals("0.35", foo.baz.toString()); |
| assertEquals("1250", foo.bas); |
| } |
| |
| public void testPrimitive() { |
| Yaml yaml = new Yaml(new BigBeanConstructor()); |
| Foo foo = (Foo) yaml.load("bar: 50%\nbaz: 35%\nbas: 1250%\nbaw: 35"); |
| assertEquals(0.5, foo.bar); |
| assertEquals("0.35", foo.baz.toString()); |
| assertEquals("1250%", foo.bas); |
| assertEquals("35", foo.baw.toString()); |
| } |
| |
| class BigBeanConstructor extends Constructor { |
| public BigBeanConstructor() { |
| super(Foo.class); |
| yamlClassConstructors.put(NodeId.scalar, new ConstructBig()); |
| } |
| |
| private class ConstructBig extends ConstructScalar { |
| public Object construct(Node node) { |
| if (node.getType().equals(BigDecimal.class)) { |
| String val = (String) constructScalar((ScalarNode) node); |
| if (CUSTOM_PATTERN.matcher(val).matches()) { |
| return new BigDecimal(val.substring(0, val.length() - 1)) |
| .divide(new BigDecimal(100)); |
| } |
| } else if (node.getType().isAssignableFrom(double.class)) { |
| String val = (String) constructScalar((ScalarNode) node); |
| if (CUSTOM_PATTERN.matcher(val).matches()) { |
| return new Double(val.substring(0, val.length() - 1)) / 100; |
| } |
| } |
| return super.construct(node); |
| } |
| } |
| } |
| |
| public static class Foo { |
| public double bar = 0; |
| public BigDecimal baz; |
| public BigDecimal baw; |
| public String bas; |
| } |
| } |