infowall.infrastructure.PropertyFileLocationBean.java Source code

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Here is the source code for infowall.infrastructure.PropertyFileLocationBean.java

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/*
 * 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 infowall.infrastructure;

import org.springframework.beans.factory.FactoryBean;
import org.springframework.core.io.FileSystemResource;
import org.springframework.core.io.Resource;

import java.io.File;

/**
 *
 */
public class PropertyFileLocationBean implements FactoryBean<Resource> {

    private final Resource location;

    public PropertyFileLocationBean(ConfigRoot configRoot) {
        File baseDir = configRoot.getDirectory();
        File file = new File(baseDir, "app.properties");
        if (!file.exists()) {
            throw new IllegalArgumentException("Properties file '" + file.getAbsolutePath() + "' does not exist.");
        }
        this.location = new FileSystemResource(file);
    }

    @Override
    public Resource getObject() throws Exception {
        return location;
    }

    @Override
    public Class<?> getObjectType() {
        return Resource.class;
    }

    @Override
    public boolean isSingleton() {
        return true;
    }
}