Allow Environment to resolve multiline strings.

Signed-off-by: Andrés Alcarraz <[email protected]>

jpos/src/main/java/org/jpos/core/Environment.java

@@ -36,8 +36,8 @@ public class Environment implements Loggeable {
     private static final String SYSTEM_PREFIX = "sys";
     private static final String ENVIRONMENT_PREFIX = "env";
 
-    private static Pattern valuePattern = Pattern.compile("^(.*)(\\$)([\\w]*)\\{([-!\\w.]+)(:(.*?))?\\}(.*)$");
-    // make groups easier to read :-)                       11112222233333333   4444444444455666665    7777
+    private static Pattern valuePattern = Pattern.compile("^((?:.|\n|\r)*)(\\$)([\\w]*)\\{([-!\\w.]+)(:(.*?))?\\}((?:.|\n|\r)*)$");
+    // make groups easier to read :-)                       111111111112222233333333   4444444444455666665    7777777777
 
     private static Pattern verbPattern = Pattern.compile("^\\$verb\\{([\\w\\W]+)\\}$");
     private static Environment INSTANCE;

jpos/src/test/java/org/jpos/core/EnvironmentTest.java

@@ -97,6 +97,27 @@ public void multiExpr() {
         assertEquals("the numbers UNO and DOS and NaN",
                     Environment.get("the numbers ${test.one} and ${test.two} and ${test.three:NaN}"));
     }
+
+    @Test
+    public void multiLineExpression() {
+        assertEquals("The next sentence is true\nThe previous sentence is false\n", 
+                Environment.getEnvironment().getProperty("The next sentence is ${undefined-property:true}\n" + 
+                        "The previous sentence is ${undefined-property:false}\n"));
+    }
+
+    @Test
+    public void multiLineExpressionWithCR() {
+        assertEquals("The next sentence is true\rThe previous sentence is false\r",
+                Environment.getEnvironment().getProperty("The next sentence is ${undefined-property:true}\r" +
+                        "The previous sentence is ${undefined-property:false}\r"));
+    }
+
+    @Test
+    public void multiLineExpressionWithCRLF() {
+        assertEquals("The next sentence is true\r\nThe previous sentence is false\r\n",
+                Environment.getEnvironment().getProperty("The next sentence is ${undefined-property:true}\r\n" +
+                        "The previous sentence is ${undefined-property:false}\r\n"));
+    }
 
     @Test
     public void testNegateExprFromEnvironment() {