Lazy loading defaults to false. Fix for http://code.google.com/p/mybatis/issues/detail?id=144 .

Author: emacarron

src/main/java/org/apache/ibatis/builder/xml/XMLConfigBuilder.java

@@ -153,7 +153,7 @@ private void settingsElement(XNode context) throws Exception {
       }
       configuration.setAutoMappingBehavior(AutoMappingBehavior.valueOf(stringValueOf(props.getProperty("autoMappingBehavior"), "PARTIAL")));
       configuration.setCacheEnabled(booleanValueOf(props.getProperty("cacheEnabled"), true));
-      configuration.setLazyLoadingEnabled(booleanValueOf(props.getProperty("lazyLoadingEnabled"), safeCglibCheck()));
+      configuration.setLazyLoadingEnabled(booleanValueOf(props.getProperty("lazyLoadingEnabled"), false));
       configuration.setAggressiveLazyLoading(booleanValueOf(props.getProperty("aggressiveLazyLoading"), true));
       configuration.setMultipleResultSetsEnabled(booleanValueOf(props.getProperty("multipleResultSetsEnabled"), true));
       configuration.setUseColumnLabel(booleanValueOf(props.getProperty("useColumnLabel"), true));
@@ -163,14 +163,6 @@ private void settingsElement(XNode context) throws Exception {
     }
   }
 
-  private boolean safeCglibCheck() {
-    try {
-      return Resources.classForName("net.sf.cglib.proxy.Enhancer") != null;
-    } catch (Exception e) {
-      return false;
-    }
-  }
-
   private void environmentsElement(XNode context) throws Exception {
     if (context != null) {
       if (environment == null) {

src/main/java/org/apache/ibatis/session/Configuration.java

@@ -22,6 +22,7 @@
 import org.apache.ibatis.executor.statement.RoutingStatementHandler;
 import org.apache.ibatis.executor.statement.StatementHandler;
 import org.apache.ibatis.io.ResolverUtil;
+import org.apache.ibatis.io.Resources;
 import org.apache.ibatis.mapping.*;
 import org.apache.ibatis.parsing.XNode;
 import org.apache.ibatis.plugin.Interceptor;
@@ -131,6 +132,13 @@ public boolean isLazyLoadingEnabled() {
   }
 
   public void setLazyLoadingEnabled(boolean lazyLoadingEnabled) {
+    if (lazyLoadingEnabled) {
+      try {
+        Resources.classForName("net.sf.cglib.proxy.Enhancer");
+      } catch (Throwable e) {
+        throw new IllegalArgumentException("Cannot enable lazy loading because CGLIB is not available. Add CGLIB to your classpath.", e);
+      }
+    }
     this.lazyLoadingEnabled = lazyLoadingEnabled;
   }
 
@@ -525,7 +533,7 @@ protected void checkLocallyForDiscriminatedNestedResultMaps(ResultMap rm) {
       }
     }
   }
-
+  
   protected static class StrictMap<J extends String, K extends Object> extends HashMap<J, K> {
 
     private String name;