eclipse-test/src/org/apache/sling/ide/test/impl/helpers/jcr/PropertyMatcher.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 org.apache.sling.ide.test.impl.helpers.jcr;

import javax.jcr.Node;
import javax.jcr.RepositoryException;

import org.hamcrest.Description;
import org.hamcrest.TypeSafeMatcher;

/**
 * The <tt>NodePathMatcher</tt> matches a value of a node's property
 *
 */
public class PropertyMatcher extends TypeSafeMatcher<Node> {

    private final String name;
    private final String value;

    public PropertyMatcher(String name, String value) {
        this.name = name;
        this.value = value;
    }

    @Override
    public void describeTo(Description description) {
        description.appendText("node[").appendValue(name).appendText("] = ").appendValue(value);
    }

    @Override
    public boolean matchesSafely(Node item) {
        try {
            return item != null && item.hasProperty(name) && item.getProperty(name).getString().equals(value);
        } catch (RepositoryException e) {
            return false;
        }
    }

    @Override
    protected void describeMismatchSafely(Node item, Description mismatchDescription) {
        try {
            if (item.hasProperty(name)) {
                mismatchDescription.appendText("was node [").appendValue(name).appendText("] = ")
                        .appendValue(item.getProperty(name).getString());
            } else {
                mismatchDescription.appendText("was node without a property named ").appendValue(name);
            }
        } catch (RepositoryException e) {
            super.describeMismatchSafely(item, mismatchDescription);
        }
    }
}