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diff --git a/org.argeo.slc.core/src/main/java/org/argeo/slc/ant/spring/AbstractSpringArg.java b/org.argeo.slc.core/src/main/java/org/argeo/slc/ant/spring/AbstractSpringArg.java
new file mode 100644
index 000000000..6c6423598
--- /dev/null
+++ b/org.argeo.slc.core/src/main/java/org/argeo/slc/ant/spring/AbstractSpringArg.java
@@ -0,0 +1,63 @@
+package org.argeo.slc.ant.spring;
+
+import java.util.List;
+import java.util.Vector;
+
+import org.springframework.beans.BeanWrapper;
+import org.springframework.beans.BeanWrapperImpl;
+import org.springframework.context.ApplicationContext;
+
+import org.apache.tools.ant.types.DataType;
+
+import org.argeo.slc.ant.SlcProjectHelper;
+
+/** Abstract Ant type wrapping a Spring bean. */
+public abstract class AbstractSpringArg extends DataType {
+	private List<OverrideArg> overrides = new Vector<OverrideArg>();
+
+	private String bean;
+
+	// cache bean instance to avoid reading it twice if it is a prototype
+	private Object beanInstance = null;
+
+	/** The <u>name</u> of the underlying bean, as set throught the attribute. */
+	public String getBean() {
+		return bean;
+	}
+
+	/** Setter for the bean name. */
+	public void setBean(String bean) {
+		this.bean = bean;
+	}
+
+	/**
+	 * Retrieve the instance of the bean, and sets the overriden properties.
+	 * <b>The value is cached.</b>
+	 */
+	public Object getBeanInstance() {
+		if (beanInstance == null) {
+			beanInstance = getContext().getBean(bean);
+
+			BeanWrapper wrapper = new BeanWrapperImpl(beanInstance);
+			for (OverrideArg override : overrides) {
+				wrapper.setPropertyValue(override.getName(), override
+						.getObject());
+			}
+		}
+		return beanInstance;
+	}
+
+	/** Creates an override subtag. */
+	public OverrideArg createOverride() {
+		OverrideArg propertyArg = new OverrideArg();
+		overrides.add(propertyArg);
+		return propertyArg;
+	}
+
+	/** The related Spring application context. */
+	protected ApplicationContext getContext() {
+		return (ApplicationContext) getProject().getReference(
+				SlcProjectHelper.REF_ROOT_CONTEXT);
+	}
+
+}