jodd-proxetta/src/main/java/jodd/proxetta/asm/InvokeReplacerMethodAdapter.java
protected static String changeReturnType(final String desc, final String type) {
		int ndx = desc.indexOf(')');
		return desc.substring(0, ndx + 1) + type;
	}
protected static String changeReturnType(final String desc, final String type) {
		int ndx = desc.indexOf(')');
		return desc.substring(0, ndx + 1) + type;
	}
protected static String changeReturnType ( final String desc , final String type ) { int ndx = desc . indexOf ( ' ' ) ; return desc . substring ( 0 , ndx + 1 ) + type ; }
Changes return type.
Changes return type .