1 files changed, 95 insertions, 0 deletions
diff --git a/target_explorer/plugins/org.eclipse.tcf.te.runtime.persistence/src/org/eclipse/tcf/te/runtime/persistence/utils/DataHelper.java b/target_explorer/plugins/org.eclipse.tcf.te.runtime.persistence/src/org/eclipse/tcf/te/runtime/persistence/utils/DataHelper.java
new file mode 100644
index 000000000..d1c4f418d
--- /dev/null
+++ b/target_explorer/plugins/org.eclipse.tcf.te.runtime.persistence/src/org/eclipse/tcf/te/runtime/persistence/utils/DataHelper.java
@@ -0,0 +1,95 @@
+/**
+ * DataHelper.java
+ * Created on Aug 21, 2013
+ *
+ * Copyright (c) 2013 Wind River Systems, Inc.
+ *
+ * The right to copy, distribute, modify, or otherwise make use
+ * of this software may be licensed only pursuant to the terms
+ * of an applicable Wind River license agreement.
+ */
+package org.eclipse.tcf.te.runtime.persistence.utils;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import org.eclipse.tcf.te.runtime.interfaces.properties.IPropertiesContainer;
+import org.eclipse.tcf.te.runtime.persistence.PersistenceManager;
+import org.eclipse.tcf.te.runtime.persistence.interfaces.IPersistenceDelegate;
+import org.eclipse.tcf.te.runtime.properties.PropertiesContainer;
+
+/**
+ * Data helper for de/encoding.
+ */
+public class DataHelper {
+
+	/**
+	 * Encode a properties container to a string.
+	 * @param data The properties container.
+	 * @return String representing the properties container.
+	 */
+	public static final String encodePropertiesContainer(IPropertiesContainer data) {
+		try {
+			if (data != null && !data.isEmpty()) {
+				IPersistenceDelegate delegate = PersistenceManager.getInstance().getDelegate(Map.class, String.class);
+				return (String)delegate.write(data, String.class);
+			}
+		}
+		catch (Exception e) {
+		}
+		return null;
+	}
+
+	/**
+	 * Decode a string encoded properties container.
+	 * @param encoded The string encoded properties container.
+	 * @return Properties container.
+	 */
+	public static final IPropertiesContainer decodePropertiesContainer(String encoded) {
+		if (encoded != null && encoded.trim().length() > 0) {
+			try {
+				IPersistenceDelegate delegate = PersistenceManager.getInstance().getDelegate(Map.class, String.class);
+				return (IPropertiesContainer)delegate.read(IPropertiesContainer.class, encoded);
+			}
+			catch (Exception e) {
+			}
+		}
+		return new PropertiesContainer();
+	}
+
+	/**
+	 * Convert all keys of the map to lower case.
+	 * @param list The list of maps to convert.
+	 * @return List with new maps with lowercase keys.
+	 */
+	public static List<Map<String,Object>> keysToLowerCase(List<Map<String,Object>> list) {
+		List<Map<String, Object>> paramListLowerCase = new ArrayList<Map<String,Object>>();
+		for (Map<String, Object> map : list) {
+			paramListLowerCase.add(keysToLowerCase(map));
+		}
+		return paramListLowerCase;
+	}
+
+	/**
+	 * Convert all keys of the map to lower case.
+	 * @param map The map to convert.
+	 * @return New map with lowercase keys.
+	 */
+	@SuppressWarnings("unchecked")
+	public static Map<String,Object> keysToLowerCase(Map<String,Object> map) {
+		Map<String, Object> mapLowerCase = new HashMap<String, Object>();
+		for (String key : map.keySet()) {
+			Object value = map.get(key);
+			if (value instanceof Map) {
+				value = keysToLowerCase((Map<String,Object>)value);
+			}
+			else if (value instanceof List) {
+				value = keysToLowerCase((List<Map<String,Object>>)value);
+			}
+			mapLowerCase.put(key.toLowerCase(), value);
+		}
+		return mapLowerCase;
+	}
+}