don't wait on vim processes

[chaz/vimcoder] / src / com / dogcows / Utilities.java

diff --git a/src/com/dogcows/Utilities.java b/src/com/dogcows/Utilities.java
new file mode 100644 (file)
index 0000000..7dddd1f
--- /dev/null
+++ b/src/com/dogcows/Utilities.java
@@ -0,0 +1,95 @@
+
+package com.dogcows;
+
+import java.io.*;
+import java.util.Arrays;
+import java.util.Map;
+
+/**
+ * @author Charles McGarvey
+ *
+ */
+public abstract class Utilities
+{
+
+    public static <T> T[] concat(T[] a, T[] b)
+    {
+        T[] result = Arrays.copyOf(a, a.length + b.length);
+        System.arraycopy(b, 0, result, a.length, b.length);
+        return result;
+    }
+    
+    public static String join(String[] a, String glue)
+    {
+        if (a.length == 0) return "";
+        StringBuilder result = new StringBuilder();
+        result.append(a[0]);
+        for (int i = 1; i < a.length; ++i) result.append(glue).append(a[i]);
+        return result.toString();
+    }
+    
+    public static String quote(String a)
+    {
+        a = a.replaceAll("\\\\", "\\\\\\\\");
+        a = a.replaceAll("\"",   "\\\\\\\"");
+        return a;
+    }
+    
+    public static String readFile(File file) throws IOException
+    {
+        StringBuilder text = new StringBuilder();
+    
+        BufferedReader reader = new BufferedReader(new FileReader(file.getPath()));
+        try
+        {
+            String line = null;
+            
+            while ((line = reader.readLine()) != null)
+            {
+                text.append(line + System.getProperty("line.separator"));
+            }
+        }
+        finally
+        {
+            reader.close();
+        }
+    
+        return text.toString();
+    }
+    
+    public static String readResource(String path) throws IOException
+    {
+        StringBuilder text = new StringBuilder();
+        
+        InputStream stream = Utilities.class.getResourceAsStream("resources/" + path);
+        if (stream != null)
+        {
+            try
+            {
+                byte[]  buffer = new byte[4096];
+                int     numBytes = 0;
+                while (0 < (numBytes = stream.read(buffer)))
+                {
+                    text.append(new String(buffer, 0, numBytes));
+                }
+            }
+            finally
+            {
+                stream.close();
+            }
+        }
+        
+        return text.toString();
+    }
+    
+    public static String expandTemplate(String template, Map<String,String> terms)
+    {
+        String text = template;
+        for (String key : terms.keySet())
+        {
+            text = text.replaceAll("\\$" + key + "\\$",
+                                   Utilities.quote(terms.get(key)));
+        }
+        return text;
+    }
+}