libeufin

commit d28fa7e89b7ac1e3c2dc7652ced1da1c44cf003f
parent 391e7dac5ebeae2c33e27c7faa4608f19c7a2a61
Author: Marcello Stanisci <stanisci.m@gmail.com>
Date:   Sun, 15 Sep 2019 18:24:49 +0200

Drafting XSD import from disk, and XML validation.

Diffstat:
D
src/main/java/XMLManagement.java
 | 
12
------------
A
src/main/java/tech/libeufin/XMLManagement.java
 | 
53
+++++++++++++++++++++++++++++++++++++++++++++++++++++

2 files changed, 53 insertions(+), 12 deletions(-)
diff --git a/src/main/java/XMLManagement.java b/src/main/java/XMLManagement.java
@@ -1,11 +0,0 @@
-
-/**
- * This class takes care of importing XSDs and validate
- * XMLs against those.
- */
-
-public class XMLManagement {
-    public void printtheline(){
-        System.out.println("Hello Java World.");
-    }
-};
-\ No newline at end of file
diff --git a/src/main/java/tech/libeufin/XMLManagement.java b/src/main/java/tech/libeufin/XMLManagement.java
@@ -0,0 +1,52 @@
+package tech.libeufin;
+
+import org.xml.sax.SAXException;
+import java.io.IOException;
+import javax.xml.XMLConstants;
+import javax.xml.transform.stream.StreamSource;
+import javax.xml.transform.Source;
+import javax.xml.validation.*; // has SchemaFactory
+import java.io.File;
+
+/**
+ * This class takes care of importing XSDs and validate
+ * XMLs against those.
+ */
+
+public class XMLManagement {
+
+    /**
+     * Bundle of all the XSDs loaded in memory.
+     */
+    Schema bundle;
+    Validator validator;
+
+    /**
+     * Load all the XSDs from disk.
+     */
+    public XMLManagement(){
+
+        Source ebics_hev_file = new StreamSource(new File("resources/ebics_hev.xsd"));
+        Source xsds[] = {ebics_hev_file};
+        SchemaFactory sf = new SchemaFactory.newInstance(XMLConstants.W3C_XML_SCHEMA_INSTANCE_NS_URI);
+
+        try{
+            this.bundle = sf.newSchema(xsds);
+            this.validator = this.bundle.newValidator();
+        } catch (IOException e){
+            System.out.println("Could not import all XSDs from disk" + "(" + e + ")");
+        }
+    }
+
+    public boolean validate(Source xmlDoc){
+        try{
+            this.validator.validate(xmlDoc);
+        } catch (SAXException e) {
+            return false;
+        } catch (IOException e) {
+            System.out.println("Could not pass XML to validator.");
+            return false;
+        }
+
+    }
+};
+\ No newline at end of file