com.oreilly.springdata.neo4j.PropertyPathValueMatcher.java Source code

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Here is the source code for com.oreilly.springdata.neo4j.PropertyPathValueMatcher.java

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/*
 * Copyright 2012 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.oreilly.springdata.neo4j;

import org.hamcrest.Description;
import org.hamcrest.Matcher;
import org.hamcrest.TypeSafeMatcher;
import org.springframework.beans.BeanWrapper;
import org.springframework.beans.BeanWrapperImpl;

public class PropertyPathValueMatcher extends TypeSafeMatcher<Object> {

    private final String propertyPath;
    private final Object expected;

    public PropertyPathValueMatcher(String propertyPath, Object value) {
        this.propertyPath = propertyPath;
        this.expected = value;
    }

    /* (non-Javadoc)
     * @see org.hamcrest.SelfDescribing#describeTo(org.hamcrest.Description)
     */
    @Override
    public void describeTo(Description description) {
        // TODO Auto-generated method stub

    }

    /* (non-Javadoc)
     * @see org.hamcrest.TypeSafeMatcher#matchesSafely(java.lang.Object)
     */
    @Override
    protected boolean matchesSafely(Object object) {

        BeanWrapper wrapper = new BeanWrapperImpl(object);
        Object value = wrapper.getPropertyValue(propertyPath);

        return expected == null ? value == null : expected.equals(value);
    }

    public static Matcher<? extends Object> withProperty(String name, Object value) {
        return new PropertyPathValueMatcher(name, value);
    }
}