1 files changed, 69 insertions, 0 deletions
diff --git a/netconf/restconf/restconf-nb-bierman02/src/main/java/org/opendaylight/netconf/sal/restconf/impl/QueryParametersParser.java b/netconf/restconf/restconf-nb-bierman02/src/main/java/org/opendaylight/netconf/sal/restconf/impl/QueryParametersParser.java
new file mode 100644
index 0000000..098c53b
--- /dev/null
+++ b/netconf/restconf/restconf-nb-bierman02/src/main/java/org/opendaylight/netconf/sal/restconf/impl/QueryParametersParser.java
@@ -0,0 +1,69 @@
+/*
+ * Copyright (c) 2015 Cisco Systems, Inc. and others.  All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.netconf.sal.restconf.impl;
+
+import com.google.common.base.Strings;
+import javax.ws.rs.core.UriInfo;
+import org.opendaylight.netconf.sal.rest.impl.WriterParameters;
+import org.opendaylight.restconf.common.errors.RestconfDocumentedException;
+import org.opendaylight.restconf.common.errors.RestconfError;
+import org.opendaylight.yangtools.yang.common.ErrorTag;
+import org.opendaylight.yangtools.yang.common.ErrorType;
+
+public final class QueryParametersParser {
+
+    private enum UriParameters {
+        PRETTY_PRINT("prettyPrint"),
+        DEPTH("depth");
+
+        private final String uriParameterName;
+
+        UriParameters(final String uriParameterName) {
+            this.uriParameterName = uriParameterName;
+        }
+
+        @Override
+        public String toString() {
+            return uriParameterName;
+        }
+    }
+
+    private QueryParametersParser() {
+
+    }
+
+    public static WriterParameters parseWriterParameters(final UriInfo info) {
+        final WriterParameters.WriterParametersBuilder wpBuilder = new WriterParameters.WriterParametersBuilder();
+        if (info == null) {
+            return wpBuilder.build();
+        }
+
+        String param = info.getQueryParameters(false).getFirst(UriParameters.DEPTH.toString());
+        if (!Strings.isNullOrEmpty(param) && !"unbounded".equals(param)) {
+            try {
+                final int depth = Integer.parseInt(param);
+                if (depth < 1) {
+                    throw new RestconfDocumentedException(
+                            new RestconfError(ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE,
+                            "Invalid depth parameter: " + depth, null,
+                            "The depth parameter must be an integer > 1 or \"unbounded\""));
+                }
+                wpBuilder.setDepth(depth);
+            } catch (final NumberFormatException e) {
+                throw new RestconfDocumentedException(e, new RestconfError(
+                        ErrorType.PROTOCOL, ErrorTag.INVALID_VALUE,
+                        "Invalid depth parameter: " + e.getMessage(), null,
+                        "The depth parameter must be an integer > 1 or \"unbounded\""));
+            }
+        }
+        param = info.getQueryParameters(false).getFirst(UriParameters.PRETTY_PRINT.toString());
+        wpBuilder.setPrettyPrint("true".equals(param));
+        return wpBuilder.build();
+    }
+
+}