1 files changed, 37 insertions, 0 deletions
diff --git a/src/test/java/examples/resolver/JsonBooleanResolver.java b/src/test/java/examples/resolver/JsonBooleanResolver.java
new file mode 100644
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+++ b/src/test/java/examples/resolver/JsonBooleanResolver.java
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+/**
+ * Copyright (c) 2008, SnakeYAML
+ *
+ * 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.resolver;
+
+import java.util.regex.Pattern;
+import org.yaml.snakeyaml.nodes.Tag;
+import org.yaml.snakeyaml.resolver.Resolver;
+
+public class JsonBooleanResolver extends Resolver {
+
+  public static final Pattern BOOL = Pattern.compile("^(?:true|false)$");
+
+  /*
+   * resolve boolean for only 2 values: true and false
+   */
+  protected void addImplicitResolvers() {
+    addImplicitResolver(Tag.BOOL, BOOL, "tf");
+    addImplicitResolver(Tag.FLOAT, FLOAT, "-+0123456789.");
+    // define simple int pattern
+    addImplicitResolver(Tag.INT, INT, "0123456789");
+    addImplicitResolver(Tag.MERGE, MERGE, "<");
+    addImplicitResolver(Tag.NULL, NULL, "~nN\0");
+    addImplicitResolver(Tag.NULL, EMPTY, null);
+    addImplicitResolver(Tag.TIMESTAMP, TIMESTAMP, "0123456789");
+  }
+}