[Mulgara-svn] r1938 - trunk/src/jar/util/java/org/mulgara/util

[pag at mulgara.org]

Author: pag
Date: 2010-04-17 09:16:03 -0700 (Sat, 17 Apr 2010)
New Revision: 1938

Modified:
   trunk/src/jar/util/java/org/mulgara/util/StringUtil.java
Log:
Added a utility for extracting a data from a Reader into a String

Modified: trunk/src/jar/util/java/org/mulgara/util/StringUtil.java
===================================================================
--- trunk/src/jar/util/java/org/mulgara/util/StringUtil.java	2010-04-16 16:38:10 UTC (rev 1937)
+++ trunk/src/jar/util/java/org/mulgara/util/StringUtil.java	2010-04-17 16:16:03 UTC (rev 1938)
@@ -27,8 +27,10 @@
 
 package org.mulgara.util;
 
+import java.io.IOException;
 import java.io.PrintWriter;
 import java.io.StringWriter;
+import java.io.Reader;
 import java.util.*;
 
 /**
@@ -57,6 +59,9 @@
   /** Quote chars and space char used by {@link #parseString(String)}. */
   private final static String SEPARATORS = "\\\"' ";
 
+  /** Buffer size when reading chars or bytes for a string. */
+  private final static int BUFFER_SIZE = 10240;
+
   /**
    * Return the first prefix element of a string.
    *
@@ -626,6 +631,23 @@
 
 
   /**
+   * Converts the data available through a {@link java.io.Reader} into a String.
+   * @param reader The {@link java.io.Reader} to be converted.
+   * @return The string that comes from the reader.
+   * @throws IOException If there was an error accessing the Reader.
+   */
+  public static String toString(Reader reader) throws IOException {
+    char[] buffer = new char[BUFFER_SIZE];
+    int len;
+    StringBuilder result = new StringBuilder();
+    while ((len = reader.read(buffer)) >= 0) {
+      result.append(buffer, 0, len);
+    }
+    return result.toString();
+  }
+
+
+  /**
    * Quotes the specified chars in the source string by replacing them with the
    * corresponding XML entities.
    *