strutsconversionerrorinterceptor.java

来自「struts 2 核心包 的源码 有错误是难免的」· Java 代码 · 共 55 行

// Decompiled by Jad v1.5.8e2. Copyright 2001 Pavel Kouznetsov.
// Jad home page: http://kpdus.tripod.com/jad.html
// Decompiler options: packimports(3) fieldsfirst ansi space 
// Source File Name:   StrutsConversionErrorInterceptor.java

package org.apache.struts2.interceptor;

import com.opensymphony.xwork2.ActionInvocation;
import com.opensymphony.xwork2.interceptor.ConversionErrorInterceptor;
import com.opensymphony.xwork2.util.ValueStack;

public class StrutsConversionErrorInterceptor extends ConversionErrorInterceptor
{

	private static final long serialVersionUID = 0x264c954f6fdc1882L;

	public StrutsConversionErrorInterceptor()
	{
	}

	protected Object getOverrideExpr(ActionInvocation invocation, Object value)
	{
		ValueStack stack = invocation.getStack();
		String s;
		stack.push(value);
		s = (new StringBuilder()).append("'").append(stack.findValue("top", java/lang/String)).append("'").toString();
		stack.pop();
		return s;
		Exception exception;
		exception;
		stack.pop();
		throw exception;
	}

	protected boolean shouldAddError(String propertyName, Object value)
	{
		if (value == null)
			return false;
		if ("".equals(value))
			return false;
		if (value instanceof String[])
		{
			String array[] = (String[])(String[])value;
			if (array.length == 0)
				return false;
			if (array.length > 1)
				return true;
			String str = array[0];
			if ("".equals(str))
				return false;
		}
		return true;
	}
}