PropertyAnyItemMatcher.java

package org.test4j.hamcrest.matcher.property;

import java.util.List;

import org.test4j.tools.commons.ArrayHelper;
import org.test4j.tools.commons.ListHelper;
import org.test4j.tools.reflector.PropertyAccessor;

import ext.test4j.hamcrest.BaseMatcher;
import ext.test4j.hamcrest.Description;
import ext.test4j.hamcrest.Matcher;

/**
 * 属性值集合或属性值作为一个对象，要满足指定的断言
 * 
 * @author darui.wudr
 * 
 */
@SuppressWarnings("rawtypes")
public class PropertyAnyItemMatcher extends BaseMatcher {
	private String property;
	private Matcher matcher;

	public PropertyAnyItemMatcher(String property, Matcher matcher) {
		this.property = property;
		this.matcher = matcher;
		if (this.property == null) {
			throw new RuntimeException("the properties can't be null.");
		}
	}

	public boolean matches(Object actual) {
		if (ArrayHelper.isCollOrArray(actual) == false) {
			buff.append("PropertyItemsMatcher, the actual value must be a array or collection.");
			return false;
		}
		List list = ListHelper.toList(actual);
		actualItems = PropertyAccessor.getPropertyOfList(list, property, true);
		for (Object item : actualItems) {
			boolean match = this.matcher.matches(item);
			if (match) {
				return true;
			}
		}
		return false;
	}

	private final StringBuilder buff = new StringBuilder();
	private List actualItems;

	public void describeTo(Description description) {
		description.appendText("the propery" + this.property + " values of object is:\n");
		description.appendText(ListHelper.toString(actualItems)).appendText("\n");

		description.appendDescriptionOf(this.matcher);

		// matcher.describeTo(description);
	}
}