feat: add access to property catalogue

src/main/java/dev/pcvolkmer/onco/datamapper/PropertyCatalogue.java

@@ -0,0 +1,82 @@
+package dev.pcvolkmer.onco.datamapper;
+
+import dev.pcvolkmer.onco.datamapper.exceptions.DataAccessException;
+import org.springframework.jdbc.core.JdbcTemplate;
+
+/**
+ * Data access to property catalogues in Onkostar database
+ *
+ * @author Paul-Christian Volkmer
+ * @since 0.1
+ */
+public class PropertyCatalogue {
+
+    private final JdbcTemplate jdbcTemplate;
+
+    private PropertyCatalogue(JdbcTemplate jdbcTemplate) {
+        this.jdbcTemplate = jdbcTemplate;
+    }
+
+    private static PropertyCatalogue obj;
+
+    public static synchronized PropertyCatalogue initialize(final JdbcTemplate jdbcTemplate) {
+        if (null == obj) {
+            obj = new PropertyCatalogue(jdbcTemplate);
+        }
+        return obj;
+    }
+
+    public static synchronized PropertyCatalogue instance() {
+        if (null == obj) {
+            throw new IllegalStateException("PropertyCatalogue not initialized");
+        }
+        return obj;
+    }
+
+    /**
+     * Get procedure result sets by parent procedure id
+     *
+     * @param code    The entries code
+     * @param version The entries version
+     * @return The sub procedures
+     */
+    public Entry getByCodeAndVersion(String code, int version) {
+        try {
+            return this.jdbcTemplate.queryForObject(
+                    "SELECT code, shortdesc, description FROM property_catalogue_version_entry WHERE code = ? AND property_version_id = ?",
+                    (rs, rowNum) -> new Entry(rs.getString("code"), rs.getString("shortdesc"), rs.getString("description")),
+                    code,
+                    version);
+        } catch (RuntimeException e) {
+            throw new DataAccessException(String.format("Cannot request property catalogue entry for '%s' version '%d'", code, version));
+        }
+    }
+
+    /**
+     * A property catalogue entry
+     */
+    public static class Entry {
+        private final String code;
+        private final String shortdesc;
+        private final String description;
+
+        Entry(String code, String shortdesc, String description) {
+            this.code = code;
+            this.shortdesc = shortdesc;
+            this.description = description;
+        }
+
+        public String getCode() {
+            return code;
+        }
+
+        public String getDescription() {
+            return description;
+        }
+
+        public String getShortdesc() {
+            return shortdesc;
+        }
+    }
+
+}