Adds schema properties getter methods to JsonSchema

Author: David Belmez

build.gradle

@@ -44,7 +44,7 @@ apply(plugin: "idea");
 apply(plugin: "eclipse");
 
 group = "com.github.fge";
-version = "2.2.6";
+version = "2.2.7";
 sourceCompatibility = "1.6";
 targetCompatibility = "1.6"; // defaults to sourceCompatibility
 

src/main/java/com/github/fge/jsonschema/main/JsonSchema.java

@@ -22,16 +22,15 @@
 import com.fasterxml.jackson.databind.JsonNode;
 import com.github.fge.jsonschema.core.exceptions.ProcessingException;
 import com.github.fge.jsonschema.core.processing.ProcessingResult;
-import com.github.fge.jsonschema.core.processing.Processor;
 import com.github.fge.jsonschema.core.report.ListProcessingReport;
-import com.github.fge.jsonschema.core.report.MessageProvider;
 import com.github.fge.jsonschema.core.report.ProcessingReport;
 import com.github.fge.jsonschema.core.report.ReportProvider;
 import com.github.fge.jsonschema.core.tree.SchemaTree;
 import com.github.fge.jsonschema.core.tree.SimpleJsonTree;
 import com.github.fge.jsonschema.processors.data.FullData;
 import com.github.fge.jsonschema.processors.validation.ValidationProcessor;
 
+import java.util.Iterator;
 import javax.annotation.concurrent.Immutable;
 
 /**
@@ -142,8 +141,8 @@ public ProcessingReport validate(final JsonNode instance)
      * thrown during processing)
      *
      *
-     * @see ProcessingResult#uncheckedResult(Processor, ProcessingReport,
-     * MessageProvider)
+     * @see ProcessingResult#uncheckedResult(com.github.fge.jsonschema.core.processing.Processor, ProcessingReport,
+     * com.github.fge.jsonschema.core.report.MessageProvider)
      * @see JsonValidator#validate(JsonNode, JsonNode, boolean)
      *
      * @since 2.1.8
@@ -196,4 +195,46 @@ public boolean validInstanceUnchecked(final JsonNode instance)
     {
         return doValidateUnchecked(instance, false).isSuccess();
     }
+
+    /**
+     * Method to retrieve all JSON Schema attributes.
+     *
+     * @return Node of the attributes
+     */
+    public JsonNode getProperties() {
+        return schema.getNode().findValue("properties");
+    }
+
+    /**
+     * Method to finding a JSON Schema attribute with specified name and returning the node.
+     * If no matching attribute is found, returns null.
+     *
+     * @param name Name of attribute to look for
+     *
+     * @return Node of the attribute, if any; null if none
+     */
+    public JsonNode getProperty(final String name) {
+        return getProperties().get(name);
+    }
+
+    /**
+     * Method for checking if a JSON Schema attribute with specified name is required.
+     * If no matching attribute is found, returns null.
+     *
+     * @param name Name of attribute to look for
+     *
+     * @return true if it is required, false if not
+     */
+    public boolean isRequired(final String name) {
+        final JsonNode requiredNode = schema.getNode().findValue("required");
+        if (requiredNode != null) {
+            final Iterator<JsonNode> requiredElements = requiredNode.elements();
+            while (requiredElements.hasNext()) {
+                if (name.equals(requiredElements.next().asText())) {
+                    return true;
+                }
+            }
+        }
+        return false;
+    }
 }