Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.graphviz / src / org / simantics / graphviz / AbstractAttributeContainer.java

diff --git a/bundles/org.simantics.graphviz/src/org/simantics/graphviz/AbstractAttributeContainer.java b/bundles/org.simantics.graphviz/src/org/simantics/graphviz/AbstractAttributeContainer.java
new file mode 100644 (file)
index 0000000..667b6bb
--- /dev/null
+++ b/bundles/org.simantics.graphviz/src/org/simantics/graphviz/AbstractAttributeContainer.java
@@ -0,0 +1,64 @@
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
+ * in Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ *     VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.graphviz;\r
+\r
+import java.io.PrintStream;\r
+import java.util.HashMap;\r
+import java.util.Map;\r
+\r
+/**\r
+ * Default implementation for IAttributeContainer.\r
+ * \r
+ * @author Hannu Niemistö\r
+ */\r
+public class AbstractAttributeContainer implements IAttributeContainer {\r
+\r
+    Map<String,String> attributes = new HashMap<String,String>();\r
+    \r
+    public void set(String key, String value) {\r
+        attributes.put(key, value);\r
+    }\r
+    \r
+    public String get(String key) {\r
+        return attributes.get(key);\r
+    }\r
+    \r
+    protected void writeAttributes(PrintStream s) {\r
+        s.print(" [");\r
+        boolean first = true;\r
+        for(Map.Entry<String, String> ent : attributes.entrySet()) {\r
+            String key = ent.getKey();\r
+            String value = ent.getValue();\r
+            if(first)\r
+                first = false;\r
+            else\r
+                s.print(' ');\r
+            s.print(key);\r
+            if(!value.isEmpty() && value.charAt(0) == '<' && value.charAt(value.length()-1) == '>') {\r
+               s.print('=');\r
+               s.print(value);\r
+            }\r
+            else {\r
+                   s.print("=\"");\r
+                   s.print(escape(value));\r
+                   s.print('\"');\r
+            }\r
+        }\r
+        s.println("];");\r
+    }\r
+    \r
+    static String escape(String str) {\r
+        str = str.replace("\"", "\\\"");\r
+        return str;\r
+    }\r
+    \r
+}\r